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package com.example.firstcomposeproject.di import androidx.lifecycle.ViewModel import com.example.firstcomposeproject.presentation.comments.CommentViewModel import dagger.Binds import dagger.Module import dagger.multibindings.IntoMap @Module interface CommentViewModelModule { @IntoMap @ViewModelKey(CommentViewModel::class) @Binds fun bindCommentViewModel(viewModel: CommentViewModel): ViewModel }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/di/CommentViewModelModule.kt
2740189310
package com.example.firstcomposeproject.di import androidx.lifecycle.ViewModel import com.example.firstcomposeproject.presentation.main.MainViewModel import com.example.firstcomposeproject.presentation.news.NewsFeedViewModel import dagger.Binds import dagger.Module import dagger.multibindings.IntoMap @Module interface ViewModelModule { @IntoMap @ViewModelKey(NewsFeedViewModel::class) @Binds fun bindNewsFeedViewModel(viewModel: NewsFeedViewModel): ViewModel @IntoMap @ViewModelKey(MainViewModel::class) @Binds fun bindMainViewModel(viewModel: MainViewModel): ViewModel }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/di/ViewModelModule.kt
2950930192
package com.example.firstcomposeproject.di import javax.inject.Scope @Scope @Retention(AnnotationRetention.RUNTIME) annotation class ApplicationScope
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/di/ApplicationScope.kt
2859580172
package com.example.firstcomposeproject.di import androidx.lifecycle.ViewModel import dagger.MapKey import kotlin.reflect.KClass @MapKey @Retention(AnnotationRetention.RUNTIME) annotation class ViewModelKey(val value: KClass<out ViewModel>)
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/di/ViewModelKey.kt
2650598817
package com.example.firstcomposeproject.navigation import androidx.compose.runtime.Composable import androidx.navigation.NavHostController import androidx.navigation.compose.NavHost import androidx.navigation.compose.composable import com.example.firstcomposeproject.domain.entities.FeedPost @Composable fun AppNavGraph( navHostController: NavHostController, newsFeedScreenContent: @Composable () -> Unit, commentScreenContent: @Composable (FeedPost) -> Unit, favoritesScreenContent: @Composable () -> Unit, profileScreenContent: @Composable () -> Unit ) { NavHost( navController = navHostController, startDestination = Screen.Home.route ) { homeScreenGraph( newsFeedScreenContent = newsFeedScreenContent, commentScreenContent = commentScreenContent ) composable(Screen.Favorites.route) { favoritesScreenContent() } composable(Screen.Profile.route) { profileScreenContent() } } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/navigation/NavGraph.kt
461938419
package com.example.firstcomposeproject.navigation import android.net.Uri import com.example.firstcomposeproject.domain.entities.FeedPost import com.google.gson.Gson sealed class Screen( val route: String ) { object NewsFeed: Screen(ROUTE_NEWS_FEED) object Favorites: Screen(ROUTE_FAVORITES) object Profile: Screen(ROUTE_PROFILE) object Home: Screen(ROUTE_HOME) object Comments: Screen(ROUTE_COMMENTS) { private const val ROUTE_FOR_ARGS = "comments" fun getRouteWithArgs(feedPost: FeedPost): String { val feedPostJson = Gson().toJson(feedPost) return "$ROUTE_FOR_ARGS/${feedPostJson.encode()}" } } companion object { const val KEY_FEED_POST = "feed_post" const val ROUTE_COMMENTS = "comments/{$KEY_FEED_POST}" const val ROUTE_NEWS_FEED = "news_feed" const val ROUTE_FAVORITES = "favorites" const val ROUTE_PROFILE = "profile" const val ROUTE_HOME = "home" } } fun String.encode(): String { return Uri.encode(this) }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/navigation/Screen.kt
1446400731
package com.example.firstcomposeproject.navigation import androidx.compose.runtime.Composable import androidx.navigation.NavGraphBuilder import androidx.navigation.NavType import androidx.navigation.compose.composable import androidx.navigation.navArgument import androidx.navigation.navigation import com.example.firstcomposeproject.domain.entities.FeedPost import com.google.gson.Gson fun NavGraphBuilder.homeScreenGraph( newsFeedScreenContent: @Composable () -> Unit, commentScreenContent: @Composable (FeedPost) -> Unit ) { navigation( startDestination = Screen.NewsFeed.route, route = Screen.Home.route ) { composable(Screen.NewsFeed.route) { newsFeedScreenContent() } composable( route = Screen.Comments.route, arguments = listOf( navArgument(Screen.KEY_FEED_POST) { type = NavType.StringType } ) ) { val feedPostJson = it.arguments?.getString(Screen.KEY_FEED_POST) ?: "" val feedPost = Gson().fromJson(feedPostJson, FeedPost::class.java) commentScreenContent(feedPost) } } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/navigation/HomeScreenNavGraph.kt
1495391492
package com.example.firstcomposeproject.navigation import androidx.compose.runtime.Composable import androidx.compose.runtime.remember import androidx.navigation.NavGraph.Companion.findStartDestination import androidx.navigation.NavHostController import androidx.navigation.compose.rememberNavController import com.example.firstcomposeproject.domain.entities.FeedPost class NavigationState ( val navHostController: NavHostController ) { fun navigateTo(route: String) { navHostController.navigate(route) { popUpTo(navHostController.graph.findStartDestination().id) { saveState = true } launchSingleTop = true restoreState = true } } fun navigateToComments(feedPost: FeedPost) { navHostController.navigate(Screen.Comments.getRouteWithArgs(feedPost)) } } @Composable fun rememberNavigationState( navHostController: NavHostController = rememberNavController() ) : NavigationState { return remember { NavigationState(navHostController) } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/navigation/NavigationState.kt
3989324742
package com.example.firstcomposeproject.data.network import okhttp3.OkHttpClient import okhttp3.logging.HttpLoggingInterceptor import retrofit2.Retrofit import retrofit2.converter.gson.GsonConverterFactory import retrofit2.create object ApiFactory { private val okHttpClient = OkHttpClient.Builder() .addInterceptor(HttpLoggingInterceptor().apply { level = HttpLoggingInterceptor.Level.BODY }) .build() private val retrofit = Retrofit.Builder() .baseUrl("https://api.vk.com/method/") .addConverterFactory(GsonConverterFactory.create()) .client(okHttpClient) .build() val apiService: ApiService = retrofit.create() }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/network/ApiFactory.kt
2653228103
package com.example.firstcomposeproject.data.network import com.example.firstcomposeproject.data.model.CommentsResponseDto import com.example.firstcomposeproject.data.model.LikesCountResponseDto import com.example.firstcomposeproject.data.model.NewsFeedResponseDto import retrofit2.http.GET import retrofit2.http.Query interface ApiService { @GET("newsfeed.getRecommended?v=5.131") suspend fun loadRecommendations( @Query("access_token") token: String ): NewsFeedResponseDto @GET("newsfeed.getRecommended?v=5.131") suspend fun loadRecommendations( @Query("access_token") token: String, @Query("start_from") startFrom: String ): NewsFeedResponseDto @GET("likes.add?v=5.131&type=post") suspend fun addLike( @Query("access_token") token: String, @Query("owner_id") ownerId: Long, @Query("item_id") postId: Long ): LikesCountResponseDto @GET("likes.delete?v=5.131&type=post") suspend fun deleteLike( @Query("access_token") token: String, @Query("owner_id") ownerId: Long, @Query("item_id") postId: Long ): LikesCountResponseDto @GET("newsfeed.ignoreItem?v=5.131&type=wall") suspend fun ignorePost( @Query("access_token") accessToken: String, @Query("owner_id") ownerId: Long, @Query("item_id") postId: Long ) @GET("wall.getComments?v=5.131&extended=1&fields=photo_100") suspend fun getComments( @Query("access_token") accessToken: String, @Query("owner_id") ownerId: Long, @Query("post_id") postId: Long ): CommentsResponseDto }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/network/ApiService.kt
2712141397
package com.example.firstcomposeproject.data.repositories import com.example.firstcomposeproject.data.extensions.mergeWith import com.example.firstcomposeproject.data.mappers.NewsFeedMapper import com.example.firstcomposeproject.data.network.ApiService import com.example.firstcomposeproject.domain.Repository import com.example.firstcomposeproject.domain.entities.AuthState import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.entities.PostComment import com.example.firstcomposeproject.domain.entities.StatisticType import com.vk.api.sdk.VKPreferencesKeyValueStorage import com.vk.api.sdk.auth.VKAccessToken import kotlinx.coroutines.CoroutineScope import kotlinx.coroutines.Dispatchers import kotlinx.coroutines.delay import kotlinx.coroutines.flow.MutableSharedFlow import kotlinx.coroutines.flow.SharingStarted import kotlinx.coroutines.flow.StateFlow import kotlinx.coroutines.flow.flow import kotlinx.coroutines.flow.retry import kotlinx.coroutines.flow.stateIn import javax.inject.Inject class NewsFeedRepositoryImpl@Inject constructor( private val apiService: ApiService, private val mapper: NewsFeedMapper, private val storage: VKPreferencesKeyValueStorage, ) : Repository { private val coroutineScope = CoroutineScope(Dispatchers.Default) private val token get() = VKAccessToken.restore(storage) private val nextDataNeededEvents = MutableSharedFlow<Unit>(replay = 1) private val refreshedListFlow = MutableSharedFlow<List<FeedPost>>() private val loadedListFlow = flow { nextDataNeededEvents.emit(Unit) nextDataNeededEvents.collect { val startFrom = nextFrom if (startFrom == null && feedPosts.isNotEmpty()) { emit(feedPosts) return@collect } val response = if (startFrom == null) { apiService.loadRecommendations(getAccessToken()) } else { apiService.loadRecommendations(getAccessToken(), startFrom) } nextFrom = response.newsFeedContent.nextFrom val posts = mapper.mapResponseToPosts(response) _feedPosts.addAll(posts) emit(feedPosts) } }.retry { delay(RETRY_TIMEOUT_MILLIS) true } private val _feedPosts = mutableListOf<FeedPost>() private val feedPosts: List<FeedPost> get() = _feedPosts.toList() private var nextFrom: String? = null private val checkAuthStateEvents = MutableSharedFlow<Unit>(replay = 1) private val authStateFlow = flow { checkAuthStateEvents.emit(Unit) checkAuthStateEvents.collect { val currentToken = token val loggedIn = currentToken != null && currentToken.isValid val authState = if (loggedIn) AuthState.Authorized else AuthState.NotAuthorized emit(authState) } }.stateIn( scope = coroutineScope, started = SharingStarted.Lazily, initialValue = AuthState.Initial ) private val recommendations: StateFlow<List<FeedPost>> = loadedListFlow .mergeWith(refreshedListFlow) .stateIn( scope = coroutineScope, started = SharingStarted.Lazily, initialValue = feedPosts ) override fun getAuthStateFlow(): StateFlow<AuthState> = authStateFlow override fun getRecommendations(): StateFlow<List<FeedPost>> = recommendations override suspend fun loadNextData() { nextDataNeededEvents.emit(Unit) } override suspend fun checkAuthState() { checkAuthStateEvents.emit(Unit) } private fun getAccessToken(): String { return token?.accessToken ?: throw IllegalStateException("Token is null") } override suspend fun deletePost(feedPost: FeedPost) { apiService.ignorePost( accessToken = getAccessToken(), ownerId = feedPost.communityId, postId = feedPost.id ) _feedPosts.remove(feedPost) refreshedListFlow.emit(feedPosts) } override fun getComments(feedPost: FeedPost): StateFlow<List<PostComment>> = flow { val comments = apiService.getComments( accessToken = getAccessToken(), ownerId = feedPost.communityId, postId = feedPost.id ) emit(mapper.mapResponseToComments(comments)) }.retry { delay(RETRY_TIMEOUT_MILLIS) true }.stateIn( scope = coroutineScope, started = SharingStarted.Lazily, initialValue = listOf() ) override suspend fun changeLikeStatus(feedPost: FeedPost) { val response = if (feedPost.isLiked) { apiService.deleteLike( token = getAccessToken(), ownerId = feedPost.communityId, postId = feedPost.id ) } else { apiService.addLike( token = getAccessToken(), ownerId = feedPost.communityId, postId = feedPost.id ) } val newLikesCount = response.likes.count val newStatistics = feedPost.statistics.apply { put(StatisticType.LIKES, newLikesCount) } val newPost = feedPost.copy(statistics = newStatistics, isLiked = !feedPost.isLiked) val postIndex = _feedPosts.indexOf(feedPost) _feedPosts[postIndex] = newPost } companion object { private const val RETRY_TIMEOUT_MILLIS = 3000L } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/repositories/NewsFeedRepositoryImpl.kt
1196716036
package com.example.firstcomposeproject.data.extensions import kotlinx.coroutines.flow.Flow import kotlinx.coroutines.flow.merge fun <T> Flow<T>.mergeWith(another: Flow<T>): Flow<T> { return merge(this, another) }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/extensions/FlowExt.kt
164638366
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class ViewDto( @SerializedName("count") val count: Int )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/ViewDto.kt
229339682
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class CommentDto( @SerializedName("id") val id: Long, @SerializedName("from_id") val authorId: Long, @SerializedName("text") val text: String, @SerializedName("date") val date: Long )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/CommentDto.kt
2919111294
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class AttachmentDto( @SerializedName("photo") val photo: PhotoDto? )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/AttachmentDto.kt
2688664361
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class LikeDto ( @SerializedName("count") val count: Int, @SerializedName("user_likes") val userLikes: Int )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/LikeDto.kt
2742776312
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class CommentsContentDto( @SerializedName("items") val comments: List<CommentDto>, @SerializedName("profiles") val profiles: List<ProfileDto> )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/CommentsContentDto.kt
3822833050
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class CommentsResponseDto( @SerializedName("response") val content: CommentsContentDto )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/CommentsResponseDto.kt
319832063
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class PhotoDto( @SerializedName("sizes") val photoUrls: List<PhotoUrlDto> )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/PhotoDto.kt
3101548879
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class LikesCountResponseDto( @SerializedName("response") val likes: LikesCountDto )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/LikesCountResponseDto.kt
3985193787
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class ProfileDto( @SerializedName("id") val id: Long, @SerializedName("first_name") val firstName: String, @SerializedName("last_name") val lastName: String, @SerializedName("photo_100") val avatarUrl: String )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/ProfileDto.kt
3592755834
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class RepostDto( @SerializedName("count") val count: Int )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/RepostDto.kt
3880171673
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class NewsFeedResponseDto( @SerializedName("response") val newsFeedContent: NewsFeedContentDto )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/NewsFeedResponseDto.kt
4177851652
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class PhotoUrlDto( @SerializedName("url") val url: String )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/PhotoUrlDto.kt
45544006
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class PostDto( @SerializedName("id") val id: Long, @SerializedName("source_id") val communityId: Long, @SerializedName("date") val date: Long, @SerializedName("text") val text: String, @SerializedName("attachments") val attachments: List<AttachmentDto>?, @SerializedName("comments") val comments: CommentsDto, @SerializedName("likes") val likes: LikeDto, @SerializedName("reposts") val reposts: RepostDto, @SerializedName("views") val views: ViewDto, @SerializedName("is_favourite") val isFavourite: Boolean )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/PostDto.kt
3568734895
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class GroupDto( @SerializedName("id") val id: Long, @SerializedName("name") val name: String, @SerializedName("photo_200") val imageUrl: String )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/GroupDto.kt
1335184800
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class NewsFeedContentDto( @SerializedName("items") val posts: List<PostDto>, @SerializedName("groups") val groups: List<GroupDto>, @SerializedName("next_from") val nextFrom: String? )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/NewsFeedContentDto.kt
2971740782
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class CommentsDto( @SerializedName("count") val count: Int )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/CommentsDto.kt
2658939120
package com.example.firstcomposeproject.data.model import com.google.gson.annotations.SerializedName data class LikesCountDto( @SerializedName("likes") val count: Int )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/model/LikesCountDto.kt
1218266997
package com.example.firstcomposeproject.data.mappers import com.example.firstcomposeproject.data.model.CommentsResponseDto import com.example.firstcomposeproject.data.model.NewsFeedResponseDto import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.entities.PostComment import com.example.firstcomposeproject.domain.entities.StatisticType import java.sql.Date import java.text.SimpleDateFormat import java.util.Locale import kotlin.math.absoluteValue import javax.inject.Inject class NewsFeedMapper @Inject constructor() { fun mapResponseToPosts(responseDto: NewsFeedResponseDto): List<FeedPost> { val result = mutableListOf<FeedPost>() val posts = responseDto.newsFeedContent.posts val groups = responseDto.newsFeedContent.groups for (post in posts) { val group = groups.find { it.id == post.communityId.absoluteValue } ?: break val feedPost = FeedPost( id = post.id, communityId = post.communityId, communityName = group.name, publicationDate = mapTimestampToDate(post.date * 1000), communityImageUrl = group.imageUrl, contentText = post.text, contentImageUrl = post.attachments?.firstOrNull()?.photo?.photoUrls?.lastOrNull()?.url, statistics = hashMapOf( StatisticType.LIKES to post.likes.count, StatisticType.VIEWS to post.views.count, StatisticType.SHARES to post.reposts.count, StatisticType.COMMENTS to post.comments.count ), isLiked = post.likes.userLikes > 0 ) result.add(feedPost) } return result } fun mapResponseToComments(response: CommentsResponseDto): List<PostComment> { val result = mutableListOf<PostComment>() val comments = response.content.comments val profiles = response.content.profiles for (comment in comments) { if (comment.text.isBlank()) continue val author = profiles.firstOrNull { it.id == comment.authorId } ?: continue val postComment = PostComment( id = comment.id, authorName = "${author.firstName} ${author.lastName}", authorAvatarUrl = author.avatarUrl, commentText = comment.text, publicationDate = mapTimestampToDate(comment.date) ) result.add(postComment) } return result } private fun mapTimestampToDate(timestamp: Long): String { val date = Date(timestamp) return SimpleDateFormat("d MMMM yyyy, hh:mm", Locale.getDefault()).format(date) } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/data/mappers/NewsFeedMapper.kt
2100590575
package com.example.firstcomposeproject.domain import com.example.firstcomposeproject.domain.entities.AuthState import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.entities.PostComment import kotlinx.coroutines.flow.Flow import kotlinx.coroutines.flow.StateFlow interface Repository { fun getAuthStateFlow(): StateFlow<AuthState> fun getRecommendations(): StateFlow<List<FeedPost>> fun getComments(feedPost: FeedPost): Flow<List<PostComment>> suspend fun loadNextData() suspend fun checkAuthState() suspend fun deletePost(feedPost: FeedPost) suspend fun changeLikeStatus(feedPost: FeedPost) }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/Repository.kt
1362024514
package com.example.firstcomposeproject.domain.usecases import com.example.firstcomposeproject.domain.Repository import com.example.firstcomposeproject.domain.entities.FeedPost import javax.inject.Inject class DeletePostUseCase @Inject constructor( private val repository: Repository ) { suspend operator fun invoke(feedPost: FeedPost) { repository.deletePost(feedPost) } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/usecases/DeletePostUseCase.kt
904750026
package com.example.firstcomposeproject.domain.usecases import com.example.firstcomposeproject.domain.Repository import javax.inject.Inject class LoadNextDataUseCase @Inject constructor( private val repository: Repository ) { suspend operator fun invoke() { repository.loadNextData() } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/usecases/LoadNextDataUseCase.kt
2888459109
package com.example.firstcomposeproject.domain.usecases import com.example.firstcomposeproject.domain.Repository import javax.inject.Inject class CheckAuthStateUseCase @Inject constructor( private val repository: Repository ) { suspend operator fun invoke() { repository.checkAuthState() } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/usecases/CheckAuthStateUseCase.kt
3860300985
package com.example.firstcomposeproject.domain.usecases import com.example.firstcomposeproject.domain.Repository import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.entities.PostComment import kotlinx.coroutines.flow.Flow import javax.inject.Inject class GetCommentUseCase @Inject constructor( private val repository: Repository ) { operator fun invoke(feedPost: FeedPost): Flow<List<PostComment>> { return repository.getComments(feedPost) } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/usecases/GetCommentUseCase.kt
1704557115
package com.example.firstcomposeproject.domain.usecases import com.example.firstcomposeproject.domain.Repository import com.example.firstcomposeproject.domain.entities.AuthState import kotlinx.coroutines.flow.StateFlow import javax.inject.Inject class GetAuthStateUseCase @Inject constructor( private val repository: Repository ) { operator fun invoke(): StateFlow<AuthState> { return repository.getAuthStateFlow() } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/usecases/GetAuthStateUseCase.kt
374605641
package com.example.firstcomposeproject.domain.usecases import com.example.firstcomposeproject.domain.Repository import com.example.firstcomposeproject.domain.entities.FeedPost import javax.inject.Inject class ChangeLikeStatusUseCase @Inject constructor( private val repository: Repository ) { suspend operator fun invoke(feedPost: FeedPost) = repository.changeLikeStatus(feedPost) }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/usecases/ChangeLikeStatusUseCase.kt
377870822
package com.example.firstcomposeproject.domain.usecases import com.example.firstcomposeproject.domain.Repository import com.example.firstcomposeproject.domain.entities.FeedPost import kotlinx.coroutines.flow.StateFlow import javax.inject.Inject class GetRecommendationsUseCase @Inject constructor( private val repository: Repository ) { operator fun invoke(): StateFlow<List<FeedPost>> { return repository.getRecommendations() } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/usecases/GetRecommendationsUseCase.kt
3719228939
package com.example.firstcomposeproject.domain.entities data class PostComment( val id: Long, val authorName: String, val authorAvatarUrl: String, val commentText: String, val publicationDate: String )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/entities/PostComment.kt
1801889498
package com.example.firstcomposeproject.domain.entities data class FeedPost( val id: Long, val communityId: Long, val communityName: String = "/dev/null", val publicationDate: String = "14:00", val communityImageUrl: String, val contentText: String, val contentImageUrl: String?, val statistics: MutableMap<StatisticType, Int> = hashMapOf( StatisticType.VIEWS to 111, StatisticType.LIKES to 444, StatisticType.SHARES to 222, StatisticType.COMMENTS to 333 ), val isLiked: Boolean )
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/entities/FeedPost.kt
2464271120
package com.example.firstcomposeproject.domain.entities enum class StatisticType { VIEWS, SHARES, COMMENTS, LIKES }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/entities/StatisticType.kt
115669099
package com.example.firstcomposeproject.domain.entities sealed class AuthState { object Authorized: AuthState() object NotAuthorized: AuthState() object Initial: AuthState() }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/domain/entities/AuthState.kt
3782721115
package com.example.firstcomposeproject.presentation.comments import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.entities.PostComment sealed class CommentScreenState{ object Initial : CommentScreenState() data class Comments( val feedPost: FeedPost, val comments: List<PostComment> ): CommentScreenState() }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/comments/CommentScreenState.kt
2810241775
package com.example.firstcomposeproject.presentation.comments import androidx.compose.foundation.layout.Column import androidx.compose.foundation.layout.PaddingValues import androidx.compose.foundation.layout.Row import androidx.compose.foundation.layout.Spacer import androidx.compose.foundation.layout.fillMaxWidth import androidx.compose.foundation.layout.padding import androidx.compose.foundation.layout.size import androidx.compose.foundation.layout.width import androidx.compose.foundation.lazy.LazyColumn import androidx.compose.foundation.lazy.items import androidx.compose.foundation.shape.CircleShape import androidx.compose.material.icons.Icons import androidx.compose.material.icons.rounded.ArrowBack import androidx.compose.material3.ExperimentalMaterial3Api import androidx.compose.material3.Icon import androidx.compose.material3.IconButton import androidx.compose.material3.MaterialTheme import androidx.compose.material3.Scaffold import androidx.compose.material3.Text import androidx.compose.material3.TopAppBar import androidx.compose.runtime.Composable import androidx.compose.runtime.collectAsState import androidx.compose.ui.Modifier import androidx.compose.ui.draw.clip import androidx.compose.ui.platform.LocalContext import androidx.compose.ui.res.stringResource import androidx.compose.ui.text.style.TextOverflow import androidx.compose.ui.unit.dp import androidx.lifecycle.viewmodel.compose.viewModel import coil.compose.AsyncImage import com.example.firstcomposeproject.R import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.entities.PostComment import com.example.firstcomposeproject.presentation.NewsFeedApplication @OptIn(ExperimentalMaterial3Api::class) @Composable fun CommentScreen( feedPost: FeedPost, backPressed: () -> Unit ) { val component = (LocalContext.current.applicationContext as NewsFeedApplication) .component .getCommentsScreenComponentFactory() .create(feedPost) val viewModel: CommentViewModel = viewModel(factory = component.getViewModelFactory()) val screenState = viewModel.screenState.collectAsState(CommentScreenState.Initial) val currentState = screenState.value if (currentState is CommentScreenState.Comments) { Scaffold( topBar = { TopAppBar( title = { Text( text = stringResource(R.string.comments), color = MaterialTheme.colorScheme.primary, maxLines = 1, overflow = TextOverflow.Ellipsis ) }, navigationIcon = { IconButton(onClick = { backPressed() }) { Icon( imageVector = Icons.Rounded.ArrowBack, contentDescription = stringResource(R.string.button_back_to_posts), tint = MaterialTheme.colorScheme.primary ) } } ) } ) { paddingValues -> LazyColumn( modifier = Modifier.padding(paddingValues), contentPadding = PaddingValues( top = 16.dp, bottom = 72.dp, start = 8.dp, end = 8.dp ) ) { items( items = currentState.comments, key = { it.id } ) { item -> Comment(item) } } } } } @Composable private fun Comment(comment: PostComment) { Row( modifier = Modifier .fillMaxWidth() .padding(vertical = 8.dp) ) { AsyncImage( modifier = Modifier .size(48.dp) .clip(CircleShape) , model = comment.authorAvatarUrl, contentDescription = null ) Spacer(modifier = Modifier.width(8.dp)) Column { Text( text = comment.authorName, color = MaterialTheme.colorScheme.primary ) Spacer(modifier = Modifier.width(8.dp)) Text( text = comment.commentText, color = MaterialTheme.colorScheme.primary ) Spacer(modifier = Modifier.width(8.dp)) Text( text = comment.publicationDate, color = MaterialTheme.colorScheme.secondary ) } } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/comments/CommentScreen.kt
184645346
package com.example.firstcomposeproject.presentation.comments import androidx.lifecycle.ViewModel import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.usecases.GetCommentUseCase import kotlinx.coroutines.flow.map import javax.inject.Inject class CommentViewModel @Inject constructor( private val feedPost: FeedPost, private val getCommentUseCase: GetCommentUseCase ) : ViewModel() { val screenState = getCommentUseCase(feedPost) .map { CommentScreenState.Comments( feedPost = feedPost, comments = it ) } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/comments/CommentViewModel.kt
2934069147
package com.example.firstcomposeproject.presentation import androidx.lifecycle.ViewModel import androidx.lifecycle.ViewModelProvider import javax.inject.Inject import javax.inject.Provider class ViewModelFactory @Inject constructor( private val viewModelProviders: @JvmSuppressWildcards Map<Class<out ViewModel>, Provider<ViewModel>> ) : ViewModelProvider.Factory { override fun <T : ViewModel> create(modelClass: Class<T>): T { return viewModelProviders[modelClass]?.get() as T } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/ViewModelFactory.kt
1645718160
package com.example.firstcomposeproject.presentation import android.app.Application import com.example.firstcomposeproject.di.ApplicationComponent import com.example.firstcomposeproject.di.DaggerApplicationComponent class NewsFeedApplication : Application() { val component: ApplicationComponent by lazy { DaggerApplicationComponent.factory().create(this) } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/NewsFeedApplication.kt
747720315
package com.example.firstcomposeproject.presentation.news import androidx.compose.foundation.clickable import androidx.compose.foundation.layout.Arrangement import androidx.compose.foundation.layout.Column import androidx.compose.foundation.layout.Row import androidx.compose.foundation.layout.Spacer import androidx.compose.foundation.layout.fillMaxWidth import androidx.compose.foundation.layout.height import androidx.compose.foundation.layout.padding import androidx.compose.foundation.layout.size import androidx.compose.foundation.layout.width import androidx.compose.foundation.layout.wrapContentHeight import androidx.compose.foundation.shape.CircleShape import androidx.compose.material.icons.Icons import androidx.compose.material.icons.rounded.MoreVert import androidx.compose.material3.Card import androidx.compose.material3.CardDefaults import androidx.compose.material3.Icon import androidx.compose.material3.MaterialTheme import androidx.compose.material3.Text import androidx.compose.runtime.Composable import androidx.compose.ui.Alignment import androidx.compose.ui.Modifier import androidx.compose.ui.draw.clip import androidx.compose.ui.graphics.Color import androidx.compose.ui.layout.ContentScale import androidx.compose.ui.res.painterResource import androidx.compose.ui.text.font.FontWeight import androidx.compose.ui.unit.dp import androidx.compose.ui.unit.sp import coil.compose.AsyncImage import com.example.firstcomposeproject.R import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.entities.StatisticType import com.example.firstcomposeproject.ui.theme.DarkRed @Composable fun PostCard( modifier: Modifier = Modifier, feedPost: FeedPost, onCommentClickListener: (StatisticType) -> Unit, onLikeClickListener: (StatisticType) -> Unit ) { Card( modifier = modifier, colors = CardDefaults.cardColors(containerColor = MaterialTheme.colorScheme.onSecondary) ) { Column ( modifier = Modifier.padding(8.dp) ) { PostTop(feedPost) Spacer(modifier = Modifier.height(8.dp)) Text( text = feedPost.contentText, color = MaterialTheme.colorScheme.onPrimary ) Spacer(modifier = Modifier.height(8.dp)) AsyncImage( model = feedPost.contentImageUrl, modifier = Modifier .fillMaxWidth() .wrapContentHeight(), contentDescription = null, contentScale = ContentScale.FillWidth ) Spacer(modifier = Modifier.height(8.dp)) PostBottom( feedPost, onCommentClickListener = onCommentClickListener, onLikeClickListener = onLikeClickListener, isFavourite = feedPost.isLiked ) } } } @Composable fun PostAvatar(feedPost: FeedPost) { Row ( horizontalArrangement = Arrangement.Start, verticalAlignment = Alignment.CenterVertically ) { AsyncImage( model = feedPost.communityImageUrl, modifier = Modifier .size(50.dp) .clip(CircleShape), contentDescription = null ) Column( modifier = Modifier.padding(5.dp), horizontalAlignment = Alignment.Start ) { Text( text = feedPost.communityName, color = MaterialTheme.colorScheme.onPrimary, fontSize = 16.sp, fontWeight = FontWeight.Normal, ) Text( text = feedPost.publicationDate, color = MaterialTheme.colorScheme.onPrimary, fontWeight = FontWeight.Normal, fontSize = 16.sp ) } } } @Composable fun PostTop(feedPost: FeedPost) { Row ( modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween, verticalAlignment = Alignment.CenterVertically ){ PostAvatar(feedPost) Icon ( imageVector = Icons.Rounded.MoreVert, contentDescription = null, tint = MaterialTheme.colorScheme.onSecondary ) } } @Composable fun PostBottom( feedPost: FeedPost, onCommentClickListener: (StatisticType) -> Unit, onLikeClickListener: (StatisticType) -> Unit, isFavourite: Boolean ) { Row ( modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween, verticalAlignment = Alignment.CenterVertically ){ Row { Row( modifier = Modifier.weight(4f) ) { IconWithText(feedPost, StatisticType.VIEWS, R.drawable.ic_views_count, ) } Row( modifier = Modifier.weight(5f), Arrangement.SpaceEvenly ) { IconWithText(feedPost, StatisticType.SHARES, R.drawable.ic_share) IconWithText(feedPost, StatisticType.COMMENTS, R.drawable.ic_comment, onItemClickListener = { onCommentClickListener(StatisticType.COMMENTS) } ) IconWithText( feedPost = feedPost, type = StatisticType.LIKES, iconResId = if (isFavourite) R.drawable.ic_like_set else R.drawable.ic_like, onItemClickListener = { onLikeClickListener(StatisticType.LIKES) }, tint = if (isFavourite) DarkRed else MaterialTheme.colorScheme.onPrimary ) } } } } private fun formatStatisticCount(count: Int): String { return if (count > 100_000) { String.format("%sK", (count / 1000)) } else if (count > 1000) { String.format("%.1fK", (count / 1000f)) } else { count.toString() } } @Composable fun IconWithText( feedPost: FeedPost, type: StatisticType, iconResId: Int, onItemClickListener: (() -> Unit)? = null, tint: Color = MaterialTheme.colorScheme.onPrimary ) { val modifier = if (onItemClickListener == null) { Modifier } else { Modifier.clickable { onItemClickListener() } } Row( verticalAlignment = Alignment.CenterVertically, modifier = modifier ) { Icon( painter = painterResource(id = iconResId), contentDescription = null, tint = tint, ) Spacer(modifier = Modifier.width(5.dp)) val count = feedPost.statistics[type] ?: 0 Text( text = formatStatisticCount(count), color = MaterialTheme.colorScheme.onPrimary ) } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/news/PostCard.kt
2326514542
package com.example.firstcomposeproject.presentation.news import androidx.compose.foundation.ExperimentalFoundationApi import androidx.compose.foundation.layout.Arrangement import androidx.compose.foundation.layout.Box import androidx.compose.foundation.layout.PaddingValues import androidx.compose.foundation.layout.fillMaxSize import androidx.compose.foundation.layout.fillMaxWidth import androidx.compose.foundation.layout.padding import androidx.compose.foundation.layout.wrapContentHeight import androidx.compose.foundation.lazy.LazyColumn import androidx.compose.foundation.lazy.items import androidx.compose.material3.CircularProgressIndicator import androidx.compose.material3.DismissDirection import androidx.compose.material3.ExperimentalMaterial3Api import androidx.compose.material3.SwipeToDismiss import androidx.compose.material3.rememberDismissState import androidx.compose.runtime.Composable import androidx.compose.runtime.SideEffect import androidx.compose.runtime.collectAsState import androidx.compose.ui.Alignment import androidx.compose.ui.Modifier import androidx.compose.ui.unit.dp import androidx.lifecycle.viewmodel.compose.viewModel import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.presentation.ViewModelFactory import com.example.firstcomposeproject.ui.theme.DarkBlue @Composable fun NewsFeedScreen( viewModelFactory: ViewModelFactory, paddingValues: PaddingValues, onCommentClickListener: (FeedPost) -> Unit ) { val viewModel: NewsFeedViewModel = viewModel(factory = viewModelFactory) val screenState = viewModel.screenState.collectAsState(NewsFeedScreenState.Initial) when(val currentState = screenState.value) { is NewsFeedScreenState.Posts -> { FeedPosts( viewModel = viewModel, paddingValues = paddingValues, posts = currentState.posts, onCommentClickListener = onCommentClickListener, nextDataIsLoading = currentState.nextDataIsLoading ) } NewsFeedScreenState.Initial -> {} NewsFeedScreenState.Loading -> { Box( modifier = Modifier.fillMaxSize(), contentAlignment = Alignment.Center ) { CircularProgressIndicator(color = DarkBlue) } } } } @OptIn(ExperimentalMaterial3Api::class, ExperimentalFoundationApi::class) @Composable private fun FeedPosts( viewModel: NewsFeedViewModel, paddingValues: PaddingValues, posts: List<FeedPost>, onCommentClickListener: (FeedPost) -> Unit, nextDataIsLoading: Boolean ) { LazyColumn( modifier = Modifier.padding(paddingValues), contentPadding = PaddingValues( top = 16.dp, start = 8.dp, end = 8.dp, bottom = 16.dp ), verticalArrangement = Arrangement.spacedBy(8.dp) ) { items(items = posts, key = { it.id }) { feedPost -> val dismissState = rememberDismissState() if (dismissState.isDismissed(DismissDirection.EndToStart)) { viewModel.delete(feedPost) } SwipeToDismiss( modifier = Modifier.animateItemPlacement(), state = dismissState, background = {}, directions = setOf(DismissDirection.EndToStart), dismissContent = { PostCard( feedPost = feedPost, onCommentClickListener = { onCommentClickListener(feedPost) }, onLikeClickListener = { viewModel.changeLikeStatus(feedPost) } ) } ) } item { if (nextDataIsLoading) { Box( modifier = Modifier .fillMaxWidth() .wrapContentHeight() .padding(16.dp), contentAlignment = Alignment.Center, ) { CircularProgressIndicator(color = DarkBlue) } } else { SideEffect { viewModel.loadNextRecommendations() } } } } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/news/NewsFeedScreen.kt
204829044
package com.example.firstcomposeproject.presentation.news import android.util.Log import androidx.lifecycle.ViewModel import androidx.lifecycle.viewModelScope import com.example.firstcomposeproject.data.extensions.mergeWith import com.example.firstcomposeproject.domain.entities.FeedPost import com.example.firstcomposeproject.domain.usecases.ChangeLikeStatusUseCase import com.example.firstcomposeproject.domain.usecases.DeletePostUseCase import com.example.firstcomposeproject.domain.usecases.GetRecommendationsUseCase import com.example.firstcomposeproject.domain.usecases.LoadNextDataUseCase import kotlinx.coroutines.CoroutineExceptionHandler import kotlinx.coroutines.flow.MutableSharedFlow import kotlinx.coroutines.flow.filter import kotlinx.coroutines.flow.map import kotlinx.coroutines.flow.onStart import kotlinx.coroutines.launch import javax.inject.Inject class NewsFeedViewModel @Inject constructor( private val getRecommendationsUseCase: GetRecommendationsUseCase, private val loadNextDataUseCase: LoadNextDataUseCase, private val changeLikeStatusUseCase: ChangeLikeStatusUseCase, private val deletePostUseCase: DeletePostUseCase, ) : ViewModel() { private val exceptionHandler = CoroutineExceptionHandler { _, _ -> Log.d("NewsFeedViewModel", "Exception caught by exception handler") } private val recommendationsFlow = getRecommendationsUseCase() private val loadNextDataFlow = MutableSharedFlow<NewsFeedScreenState>() val screenState = recommendationsFlow .filter { it.isNotEmpty() } .map { NewsFeedScreenState.Posts(posts = it) as NewsFeedScreenState } .onStart { emit(NewsFeedScreenState.Loading) } .mergeWith(loadNextDataFlow) fun loadNextRecommendations() { viewModelScope.launch { loadNextDataFlow.emit( NewsFeedScreenState.Posts( posts = recommendationsFlow.value, nextDataIsLoading = true ) ) loadNextDataUseCase() } } fun changeLikeStatus(feedPost: FeedPost) { viewModelScope.launch(exceptionHandler) { changeLikeStatusUseCase(feedPost) } } fun delete(feedPost: FeedPost) { viewModelScope.launch(exceptionHandler) { deletePostUseCase(feedPost) } } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/news/NewsFeedViewModel.kt
1268616764
package com.example.firstcomposeproject.presentation.news import com.example.firstcomposeproject.domain.entities.FeedPost sealed class NewsFeedScreenState { object Initial: NewsFeedScreenState() object Loading : NewsFeedScreenState() data class Posts( val posts: List<FeedPost>, val nextDataIsLoading: Boolean = false ) : NewsFeedScreenState() }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/news/NewsFeedScreenState.kt
2855005642
package com.example.firstcomposeproject.presentation.main import androidx.lifecycle.ViewModel import androidx.lifecycle.viewModelScope import com.example.firstcomposeproject.domain.usecases.CheckAuthStateUseCase import com.example.firstcomposeproject.domain.usecases.GetAuthStateUseCase import kotlinx.coroutines.launch import javax.inject.Inject class MainViewModel @Inject constructor( private val getAuthStateFlowUseCase: GetAuthStateUseCase, private val checkAuthStateUseCase: CheckAuthStateUseCase, ) : ViewModel() { val authState = getAuthStateFlowUseCase() fun performAuthResult() { viewModelScope.launch { checkAuthStateUseCase() } } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/main/MainViewModel.kt
3516437384
package com.example.firstcomposeproject.presentation.main import android.os.Bundle import androidx.activity.ComponentActivity import androidx.activity.compose.rememberLauncherForActivityResult import androidx.activity.compose.setContent import androidx.compose.runtime.collectAsState import androidx.lifecycle.viewmodel.compose.viewModel import com.example.firstcomposeproject.domain.entities.AuthState import com.example.firstcomposeproject.presentation.NewsFeedApplication import com.example.firstcomposeproject.presentation.ViewModelFactory import com.example.firstcomposeproject.ui.theme.FirstComposeProjectTheme import com.vk.api.sdk.VK import com.vk.api.sdk.auth.VKScope import javax.inject.Inject class MainActivity : ComponentActivity() { @Inject lateinit var viewModelFactory: ViewModelFactory private val component by lazy { (application as NewsFeedApplication).component } override fun onCreate(savedInstanceState: Bundle?) { component.inject(this) super.onCreate(savedInstanceState) setContent { FirstComposeProjectTheme { val viewModel: MainViewModel = viewModel(factory = viewModelFactory) val authState = viewModel.authState.collectAsState(AuthState.Initial) val launcher = rememberLauncherForActivityResult( contract = VK.getVKAuthActivityResultContract() ) { viewModel.performAuthResult() } when (authState.value) { is AuthState.Authorized -> { MainScreen(viewModelFactory) } is AuthState.NotAuthorized -> { LoginScreen { launcher.launch(listOf(VKScope.WALL, VKScope.FRIENDS)) } } else -> { } } } } } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/main/MainActivity.kt
4228716936
package com.example.firstcomposeproject.presentation.main import androidx.compose.material.icons.Icons import androidx.compose.material.icons.outlined.Favorite import androidx.compose.material.icons.outlined.Home import androidx.compose.material.icons.outlined.Person import androidx.compose.ui.graphics.vector.ImageVector import com.example.firstcomposeproject.R import com.example.firstcomposeproject.navigation.Screen sealed class NavigationItem ( val screen: Screen, val titleResId: Int, val icon: ImageVector ) { object Home: NavigationItem( screen = Screen.NewsFeed, titleResId = R.string.navigation_item_main, icon = Icons.Outlined.Home ) object Favorites: NavigationItem( screen = Screen.Favorites, titleResId = R.string.navigation_item_favorites, icon = Icons.Outlined.Favorite ) object Person: NavigationItem( screen = Screen.Profile, titleResId = R.string.navigation_item_person, icon = Icons.Outlined.Person ) }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/main/NavigationItem.kt
385046944
package com.example.firstcomposeproject.presentation.main import androidx.compose.foundation.Image import androidx.compose.foundation.layout.Arrangement import androidx.compose.foundation.layout.Box import androidx.compose.foundation.layout.Column import androidx.compose.foundation.layout.Spacer import androidx.compose.foundation.layout.fillMaxSize import androidx.compose.foundation.layout.height import androidx.compose.foundation.layout.size import androidx.compose.foundation.layout.wrapContentHeight import androidx.compose.material3.Button import androidx.compose.material3.ButtonDefaults import androidx.compose.material3.Text import androidx.compose.runtime.Composable import androidx.compose.ui.Alignment import androidx.compose.ui.Modifier import androidx.compose.ui.graphics.Color import androidx.compose.ui.res.painterResource import androidx.compose.ui.res.stringResource import androidx.compose.ui.unit.dp import com.example.firstcomposeproject.R import com.example.firstcomposeproject.ui.theme.DarkBlue @Composable fun LoginScreen( onLoginClick: () -> Unit ) { Box( modifier = Modifier.fillMaxSize(), contentAlignment = Alignment.Center ) { Column( modifier = Modifier.wrapContentHeight(), verticalArrangement = Arrangement.Center, horizontalAlignment = Alignment.CenterHorizontally ) { Image( modifier = Modifier.size(100.dp), painter = painterResource(id = R.drawable.vk_logo), contentDescription = null ) Spacer(modifier = Modifier.height(100.dp)) Button( colors = ButtonDefaults.buttonColors( containerColor = DarkBlue, contentColor = Color.White ), onClick = { onLoginClick() } ) { Text(text = stringResource(R.string.enter)) } } } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/main/LoginScreen.kt
543831182
package com.example.firstcomposeproject.presentation.main import android.annotation.SuppressLint import android.util.Log import androidx.compose.material3.BottomAppBar import androidx.compose.material3.Icon import androidx.compose.material3.MaterialTheme import androidx.compose.material3.NavigationBarItem import androidx.compose.material3.NavigationBarItemDefaults import androidx.compose.material3.Scaffold import androidx.compose.material3.Text import androidx.compose.runtime.Composable import androidx.compose.runtime.getValue import androidx.compose.ui.res.stringResource import androidx.navigation.compose.currentBackStackEntryAsState import com.example.firstcomposeproject.navigation.AppNavGraph import com.example.firstcomposeproject.navigation.rememberNavigationState import com.example.firstcomposeproject.presentation.ViewModelFactory import com.example.firstcomposeproject.presentation.comments.CommentScreen import com.example.firstcomposeproject.presentation.news.NewsFeedScreen @SuppressLint("UnusedMaterialScaffoldPaddingParameter", "UnusedMaterial3ScaffoldPaddingParameter") @Composable fun MainScreen(viewModelFactory: ViewModelFactory) { val navigationState = rememberNavigationState() Scaffold ( containerColor = MaterialTheme.colorScheme.onSecondary, bottomBar = { BottomAppBar { val navBackStackEntry by navigationState.navHostController.currentBackStackEntryAsState() val currentRoute = navBackStackEntry?.destination?.route val items = listOf( NavigationItem.Home, NavigationItem.Favorites, NavigationItem.Person ) items.forEach{item -> NavigationBarItem( selected = (currentRoute == item.screen.route), onClick = { navigationState.navigateTo(item.screen.route)}, icon = { Icon(item.icon, contentDescription = null) }, label = { Text(text = stringResource(id = item.titleResId))}, colors = NavigationBarItemDefaults.colors( selectedIconColor = MaterialTheme.colorScheme.onPrimary, selectedTextColor = MaterialTheme.colorScheme.onPrimary, unselectedIconColor = MaterialTheme.colorScheme.onSecondary, unselectedTextColor = MaterialTheme.colorScheme.onSecondary ) ) } } } ) { paddingValues -> AppNavGraph( navHostController = navigationState.navHostController, newsFeedScreenContent = { NewsFeedScreen( viewModelFactory = viewModelFactory, paddingValues = paddingValues, onCommentClickListener = { navigationState.navigateToComments(it) } ) }, commentScreenContent = {feedPost -> Log.d("MATAG", "feedPost = $feedPost") CommentScreen( feedPost = feedPost, backPressed = { navigationState.navHostController.popBackStack() } ) }, favoritesScreenContent = { Text(text = "Favorites")}, profileScreenContent = { Text(text = "Profile")} ) } }
P0012_FirstComposeProject/app/src/main/java/com/example/firstcomposeproject/presentation/main/MainScreen.kt
530702882
package com.muhammadsayed.fancyslider import androidx.test.platform.app.InstrumentationRegistry import androidx.test.ext.junit.runners.AndroidJUnit4 import org.junit.Test import org.junit.runner.RunWith import org.junit.Assert.* /** * Instrumented test, which will execute on an Android device. * * See [testing documentation](http://d.android.com/tools/testing). */ @RunWith(AndroidJUnit4::class) class ExampleInstrumentedTest { @Test fun useAppContext() { // Context of the app under test. val appContext = InstrumentationRegistry.getInstrumentation().targetContext assertEquals("com.muhammadsayed.fancyslider", appContext.packageName) } }
FancySlider/app/src/androidTest/java/com/muhammadsayed/fancyslider/ExampleInstrumentedTest.kt
636005233
package com.muhammadsayed.fancyslider import org.junit.Test import org.junit.Assert.* /** * Example local unit test, which will execute on the development machine (host). * * See [testing documentation](http://d.android.com/tools/testing). */ class ExampleUnitTest { @Test fun addition_isCorrect() { assertEquals(4, 2 + 2) } }
FancySlider/app/src/test/java/com/muhammadsayed/fancyslider/ExampleUnitTest.kt
1505435790
package com.muhammadsayed.fancyslider.ui.theme import androidx.compose.ui.graphics.Color val Purple80 = Color(0xFFD0BCFF) val PurpleGrey80 = Color(0xFFCCC2DC) val Pink80 = Color(0xFFEFB8C8) val Purple40 = Color(0xFF6650a4) val PurpleGrey40 = Color(0xFF625b71) val Pink40 = Color(0xFF7D5260)
FancySlider/app/src/main/java/com/muhammadsayed/fancyslider/ui/theme/Color.kt
1769887058
package com.muhammadsayed.fancyslider.ui.theme import android.app.Activity import android.os.Build import androidx.compose.foundation.isSystemInDarkTheme import androidx.compose.material3.MaterialTheme import androidx.compose.material3.darkColorScheme import androidx.compose.material3.dynamicDarkColorScheme import androidx.compose.material3.dynamicLightColorScheme import androidx.compose.material3.lightColorScheme import androidx.compose.runtime.Composable import androidx.compose.runtime.SideEffect import androidx.compose.ui.graphics.toArgb import androidx.compose.ui.platform.LocalContext import androidx.compose.ui.platform.LocalView import androidx.core.view.WindowCompat private val DarkColorScheme = darkColorScheme( primary = Purple80, secondary = PurpleGrey80, tertiary = Pink80 ) private val LightColorScheme = lightColorScheme( primary = Purple40, secondary = PurpleGrey40, tertiary = Pink40 /* Other default colors to override background = Color(0xFFFFFBFE), surface = Color(0xFFFFFBFE), onPrimary = Color.White, onSecondary = Color.White, onTertiary = Color.White, onBackground = Color(0xFF1C1B1F), onSurface = Color(0xFF1C1B1F), */ ) @Composable fun FancySliderTheme( darkTheme: Boolean = isSystemInDarkTheme(), // Dynamic color is available on Android 12+ dynamicColor: Boolean = true, content: @Composable () -> Unit ) { val colorScheme = when { dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> { val context = LocalContext.current if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context) } darkTheme -> DarkColorScheme else -> LightColorScheme } val view = LocalView.current if (!view.isInEditMode) { SideEffect { val window = (view.context as Activity).window window.statusBarColor = colorScheme.primary.toArgb() WindowCompat.getInsetsController(window, view).isAppearanceLightStatusBars = darkTheme } } MaterialTheme( colorScheme = colorScheme, typography = Typography, content = content ) }
FancySlider/app/src/main/java/com/muhammadsayed/fancyslider/ui/theme/Theme.kt
2608195787
package com.muhammadsayed.fancyslider.ui.theme import androidx.compose.material3.Typography import androidx.compose.ui.text.TextStyle import androidx.compose.ui.text.font.FontFamily import androidx.compose.ui.text.font.FontWeight import androidx.compose.ui.unit.sp // Set of Material typography styles to start with val Typography = Typography( bodyLarge = TextStyle( fontFamily = FontFamily.Default, fontWeight = FontWeight.Normal, fontSize = 16.sp, lineHeight = 24.sp, letterSpacing = 0.5.sp ) /* Other default text styles to override titleLarge = TextStyle( fontFamily = FontFamily.Default, fontWeight = FontWeight.Normal, fontSize = 22.sp, lineHeight = 28.sp, letterSpacing = 0.sp ), labelSmall = TextStyle( fontFamily = FontFamily.Default, fontWeight = FontWeight.Medium, fontSize = 11.sp, lineHeight = 16.sp, letterSpacing = 0.5.sp ) */ )
FancySlider/app/src/main/java/com/muhammadsayed/fancyslider/ui/theme/Type.kt
601477436
package com.muhammadsayed.fancyslider import android.os.Bundle import androidx.activity.ComponentActivity import androidx.activity.compose.setContent import androidx.compose.animation.animateColorAsState import androidx.compose.animation.core.animateDpAsState import androidx.compose.animation.core.animateFloatAsState import androidx.compose.animation.core.tween import androidx.compose.foundation.ExperimentalFoundationApi import androidx.compose.foundation.background import androidx.compose.foundation.gestures.detectDragGestures import androidx.compose.foundation.layout.Arrangement import androidx.compose.foundation.layout.Box import androidx.compose.foundation.layout.Column import androidx.compose.foundation.layout.Row import androidx.compose.foundation.layout.Spacer import androidx.compose.foundation.layout.fillMaxSize import androidx.compose.foundation.layout.fillMaxWidth import androidx.compose.foundation.layout.height import androidx.compose.foundation.layout.offset import androidx.compose.foundation.layout.size import androidx.compose.foundation.layout.width import androidx.compose.foundation.pager.HorizontalPager import androidx.compose.foundation.pager.PagerState import androidx.compose.foundation.pager.rememberPagerState import androidx.compose.foundation.shape.CircleShape import androidx.compose.material.icons.Icons import androidx.compose.material.icons.filled.Check import androidx.compose.material.icons.filled.Clear import androidx.compose.material3.Icon import androidx.compose.material3.MaterialTheme import androidx.compose.material3.Surface import androidx.compose.material3.Text import androidx.compose.runtime.Composable import androidx.compose.runtime.LaunchedEffect import androidx.compose.runtime.getValue import androidx.compose.runtime.mutableFloatStateOf import androidx.compose.runtime.mutableStateOf import androidx.compose.runtime.remember import androidx.compose.runtime.setValue import androidx.compose.ui.Alignment import androidx.compose.ui.Modifier import androidx.compose.ui.draw.drawBehind import androidx.compose.ui.draw.shadow import androidx.compose.ui.geometry.Offset import androidx.compose.ui.graphics.Color import androidx.compose.ui.graphics.Path import androidx.compose.ui.graphics.graphicsLayer import androidx.compose.ui.input.pointer.pointerInput import androidx.compose.ui.platform.LocalConfiguration import androidx.compose.ui.text.style.TextAlign import androidx.compose.ui.tooling.preview.Preview import androidx.compose.ui.unit.Dp import androidx.compose.ui.unit.IntOffset import androidx.compose.ui.unit.dp import androidx.compose.ui.unit.sp import androidx.compose.ui.util.lerp import androidx.compose.ui.zIndex import com.muhammadsayed.fancyslider.ui.theme.FancySliderTheme import kotlin.math.roundToInt class MainActivity : ComponentActivity() { override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContent { FancySliderTheme { // A surface container using the 'background' color from the theme Surface( modifier = Modifier.fillMaxSize(), color = MaterialTheme.colorScheme.background ) { FancySlider() } } } } } @OptIn(ExperimentalFoundationApi::class) @Composable fun FancySlider() { // ACTUAL OFFSET fun PagerState.offsetForPage(page: Int) = (currentPage - page) + currentPageOffsetFraction val pagesTotal = 12 val configuration = LocalConfiguration.current val screenWidth = configuration.screenWidthDp.dp val distance = screenWidth / 6 / 2 val indicatorSize = 40 val pagerState = rememberPagerState(pageCount = { 12 }) var offsetX by remember { mutableFloatStateOf(0f) } var progress by remember { mutableFloatStateOf(0f) } var isDragging by remember { mutableStateOf(false) } val duration = 100 val colorRed = animateColorAsState( targetValue = if (isDragging) Color(0xFFEBEBEB) else Color(0xFFFD98C6), label = "Red Color Animation", animationSpec = tween(durationMillis = duration) ) val colorGreen = animateColorAsState( targetValue = if (isDragging) Color(0xFFEBEBEB) else Color(0xFF59D0C7), label = "Green Color Animation", animationSpec = tween(durationMillis = duration) ) val sizeAnimation = animateDpAsState( targetValue = if (isDragging) Dp(35f) else Dp(45f), label = "Size Animation", animationSpec = tween(durationMillis = duration) ) LaunchedEffect(key1 = progress) { pagerState.animateScrollToPage((progress * 12).roundToInt() + 1) } Column( Modifier .fillMaxSize() .background(Color(0xFF1A8DFB)) ) { Spacer(modifier = Modifier.height(30.dp)) Text( text = "month", fontSize = 30.sp, modifier = Modifier.fillMaxWidth(), textAlign = TextAlign.Center, color = Color.White ) Spacer(modifier = Modifier.height(10.dp)) HorizontalPager( pagerState, pageSpacing = -(300.dp), modifier = Modifier.weight(1f), userScrollEnabled = false, ) { page -> Box( contentAlignment = Alignment.Center, modifier = Modifier .zIndex(page.toFloat() * 12) .graphicsLayer { val pageOffset = pagerState.offsetForPage(page) translationX = -pageOffset * 400 alpha = lerp( start = 0.1f, stop = 1f, fraction = 0.8f - pageOffset.coerceIn(0f, 1f) ) scaleX = 1f + pageOffset * 0.9f scaleY = 1f + pageOffset * 0.9f } ) { Text( text = "${page + 1}", fontSize = 200.sp, modifier = Modifier.fillMaxWidth(), textAlign = TextAlign.Center, color = Color.White ) } } Row( Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceEvenly ) { Icon( Icons.Default.Clear, tint = Color.White, contentDescription = null, modifier = Modifier .size(sizeAnimation.value) .drawBehind { drawCircle(color = colorRed.value) }) Icon( Icons.Default.Check, tint = Color.White, contentDescription = null, modifier = Modifier .size(sizeAnimation.value) .drawBehind { drawCircle(color = colorGreen.value) }) } Spacer(modifier = Modifier.height(indicatorSize.dp + 20.dp)) Row( horizontalArrangement = Arrangement.SpaceAround, modifier = Modifier.fillMaxWidth() ) { val numberDuration = 150 repeat(pagesTotal) { val isAroundCurrentPage = ((progress * 12f) + 1 in it - 0.75f..it + 0.75f) val animation by animateDpAsState( targetValue = if (isAroundCurrentPage) -Dp(indicatorSize.toFloat() / 2) - Dp(3f) else Dp(0f), label = "Offset Animation", animationSpec = tween(numberDuration) ) val scale by animateFloatAsState( targetValue = if (isAroundCurrentPage) 1.5f else 1f, label = "Scale Animation", animationSpec = tween(numberDuration) ) if (it % 2 == 1) { Column( horizontalAlignment = Alignment.CenterHorizontally, modifier = Modifier .offset(y = animation) .graphicsLayer { if (isAroundCurrentPage) { scaleX = scale scaleY = scale } } ) { Text( text = "${(it + 1)}", fontSize = 16.sp, textAlign = TextAlign.Center, color = if (isAroundCurrentPage) Color.White else Color.White.copy( alpha = 0.5f ) ) Spacer(modifier = Modifier.height(3.dp)) Spacer( modifier = Modifier .width(1.dp) .height(7.dp) .background( if (isAroundCurrentPage) Color.White else Color.White.copy( alpha = 0.5f ) ) ) } } } } Box( modifier = Modifier .background(Color.White) .fillMaxWidth() .height(150.dp) ) { Box( modifier = Modifier .fillMaxWidth() .offset(y = -(1.dp)) .height((indicatorSize / 2).dp) .background(Color(0xFF1A8DFB)) ) //thumb Box(modifier = Modifier .offset { IntOffset( offsetX.roundToInt() - (distance.roundToPx() / 2) + 5, 30 ) } .height(indicatorSize.dp / 2) .width(distance * 2) .drawBehind { val curveWidth = 60 val path = Path().apply { val topRight = Offset(size.width, 0f) val bottomLeft = Offset(0f, size.height) val bottomRight = Offset(size.width, size.height) moveTo(bottomLeft.x - curveWidth, bottomLeft.y) // Draw curve val controlPointX1 = (topRight.x) / 2 val controlPointY1 = -(topRight.x) / 2 val endPointX = topRight.x + curveWidth val endPointY = bottomRight.y cubicTo( controlPointX1, controlPointY1, controlPointX1, controlPointY1, endPointX, endPointY ) lineTo(bottomLeft.x, bottomLeft.y) close() } drawPath( path = path, color = Color.White, ) }) // indicator circle Box(modifier = Modifier .offset { IntOffset(offsetX.roundToInt(), 0) } .size(indicatorSize.dp) .shadow(5.dp, shape = CircleShape) .background( shape = CircleShape, color = Color.White ) .graphicsLayer { //set initial offsetX offsetX = distance.toPx() - (indicatorSize / 2).dp.toPx() } .pointerInput(Unit) { distance.toPx() - (indicatorSize / 2).dp.toPx() detectDragGestures(onDragEnd = { isDragging = false }, onDrag = { change, dragAmount -> isDragging = true change.consume() offsetX = (offsetX + dragAmount.x) .coerceIn( -indicatorSize.dp.toPx() / 2,//distance.toPx() - (indicatorSize / 2).dp.toPx(), screenWidth.toPx() - indicatorSize.dp.toPx() - distance.toPx() + (indicatorSize / 2).dp.toPx() ) progress = (offsetX / screenWidth.toPx()).coerceIn(-0.1f, 1f) }) } ) } } } @Preview @Composable private fun FancySliderPreview() { FancySlider() }
FancySlider/app/src/main/java/com/muhammadsayed/fancyslider/MainActivity.kt
3941331132
package com.example.recyclerviews import androidx.test.platform.app.InstrumentationRegistry import androidx.test.ext.junit.runners.AndroidJUnit4 import org.junit.Test import org.junit.runner.RunWith import org.junit.Assert.* /** * Instrumented test, which will execute on an Android device. * * See [testing documentation](http://d.android.com/tools/testing). */ @RunWith(AndroidJUnit4::class) class ExampleInstrumentedTest { @Test fun useAppContext() { // Context of the app under test. val appContext = InstrumentationRegistry.getInstrumentation().targetContext assertEquals("com.example.recyclerviews", appContext.packageName) } }
RecyclerViews/app/src/androidTest/java/com/example/recyclerviews/ExampleInstrumentedTest.kt
3780816842
package com.example.recyclerviews import org.junit.Test import org.junit.Assert.* /** * Example local unit test, which will execute on the development machine (host). * * See [testing documentation](http://d.android.com/tools/testing). */ class ExampleUnitTest { @Test fun addition_isCorrect() { assertEquals(4, 2 + 2) } }
RecyclerViews/app/src/test/java/com/example/recyclerviews/ExampleUnitTest.kt
3532142161
package com.example.recyclerviews import androidx.lifecycle.ViewModel class PlacesViewModel: ViewModel() { private val places = mutableListOf<Place>(Place("Auckland", "it's pretty"), Place("Patagonia", "it's also pretty")) fun getPlaces(): List<Place> { return places } fun addNewPlace(place: Place, position: Int? = null): Int { if (places.any { it.name.uppercase() == place.name.uppercase()}) { return -1 } return if (position != null) { places.add(position, place) position } else { places.add(place) places.lastIndex } } fun movePlace(from: Int, to: Int) { val place = places.removeAt(from) places.add(to, place) } fun deletePlace(position: Int): Place { return places.removeAt(position) } }
RecyclerViews/app/src/main/java/com/example/recyclerviews/PlacesViewModel.kt
3921024170
package com.example.recyclerviews import android.content.Context import android.content.Intent import android.net.Uri import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.view.inputmethod.InputMethodManager import android.widget.Button import android.widget.EditText import android.widget.Toast import androidx.lifecycle.ViewModelProvider import androidx.recyclerview.widget.ItemTouchHelper import androidx.recyclerview.widget.LinearLayoutManager import androidx.recyclerview.widget.RecyclerView import com.google.android.material.snackbar.Snackbar class MainActivity : AppCompatActivity(), OnListItemClickedListener, OnDataChangedListener { private lateinit var newPlaceEditText: EditText // adding new var for the reason private lateinit var newPlaceReasonEditText: EditText private lateinit var addNewPlaceButton: Button private lateinit var placeListRecyclerView: RecyclerView private lateinit var placesRecyclerAdapter: PlaceRecyclerAdapter private val placesListModel: PlacesViewModel by lazy { ViewModelProvider(this).get(PlacesViewModel::class.java) } override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) newPlaceReasonEditText = findViewById(R.id.new_place_reason) placeListRecyclerView = findViewById(R.id.place_list) newPlaceEditText = findViewById(R.id.new_place_name) addNewPlaceButton = findViewById(R.id.add_new_place_button) val places = placesListModel.getPlaces() placesRecyclerAdapter = PlaceRecyclerAdapter(places, this) placeListRecyclerView.layoutManager = LinearLayoutManager(this) placeListRecyclerView.adapter = placesRecyclerAdapter ItemTouchHelper(OnListItemSwipeListener(this)) .attachToRecyclerView(placeListRecyclerView) addNewPlaceButton.setOnClickListener { addNewPlace() } } private fun addNewPlace() { // check if either the name or the reason are empty. if they are, prompt the user for both // otherwise make a new place object and put it into the recycler val name = newPlaceEditText.text.toString().trim() val reason = newPlaceReasonEditText.text.toString().trim() if (name.isEmpty()|| reason.isEmpty()) { Toast.makeText(this, "Enter a place name, and a reason for going", Toast.LENGTH_SHORT).show() } else { val place = Place(name, reason) val positionAdded = placesListModel.addNewPlace(place) if (positionAdded == -1) { Toast.makeText(this, "You already added that place", Toast.LENGTH_SHORT).show() } else { placesRecyclerAdapter.notifyItemInserted(positionAdded) clearForm() hideKeyboard() } } } private fun clearForm() { newPlaceEditText.text.clear() newPlaceReasonEditText.text.clear() } private fun hideKeyboard() { this.currentFocus?.let { view -> val imm = getSystemService(Context.INPUT_METHOD_SERVICE) as? InputMethodManager imm?.hideSoftInputFromWindow(view.windowToken, 0) } } override fun onListItemClicked(place: Place) { val placeLocationUri = Uri.parse("geo:0,0?q=${place}") val mapIntent = Intent(Intent.ACTION_VIEW, placeLocationUri) startActivity(mapIntent) } override fun onListItemMoved(from: Int, to: Int) { placesListModel.movePlace(from, to) placesRecyclerAdapter.notifyItemMoved(from, to) } override fun onListItemDeleted(position: Int) { val place = placesListModel.deletePlace(position) placesRecyclerAdapter.notifyItemRemoved(position) Snackbar.make(findViewById(R.id.container), getString(R.string.place_deleted, place.name), Snackbar.LENGTH_LONG) .setAction(getString(R.string.undo_delete)) { placesListModel.addNewPlace(place, position) placesRecyclerAdapter.notifyItemInserted(position) } .show() } }
RecyclerViews/app/src/main/java/com/example/recyclerviews/MainActivity.kt
2023397055
package com.example.recyclerviews import android.view.LayoutInflater import android.view.View import android.view.ViewGroup import android.widget.TextView import android.widget.ImageView import androidx.recyclerview.widget.RecyclerView interface OnListItemClickedListener { fun onListItemClicked(place: Place) } class PlaceRecyclerAdapter(private val places: List<Place>, private val onListItemClickedListener: OnListItemClickedListener): RecyclerView.Adapter<PlaceRecyclerAdapter.ViewHolder>() { inner class ViewHolder(private val view: View): RecyclerView.ViewHolder(view){ fun bind(place: Place) { val placeNameText: TextView = view.findViewById(R.id.place_name) placeNameText.text = place.name val placeReasonText: TextView = view.findViewById(R.id.place_reason) placeReasonText.text = place.reason val dateCreatedOnText = view.findViewById<TextView>(R.id.date_place_added) dateCreatedOnText.text = view.context.getString(R.string.created_on, place.formattedDate()) val mapIcon: ImageView = view.findViewById(R.id.map_icon) mapIcon.setOnClickListener { onListItemClickedListener.onListItemClicked(place) } } } override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder { val view = LayoutInflater.from(parent.context).inflate(R.layout.place_list_item, parent, false) return ViewHolder(view) } override fun onBindViewHolder(holder: ViewHolder, position: Int) { val place = places[position] holder.bind(place) } override fun getItemCount(): Int { return places.size } }
RecyclerViews/app/src/main/java/com/example/recyclerviews/PlaceRecyclerAdapter.kt
2003847965
package com.example.recyclerviews import java.text.SimpleDateFormat import java.util.* data class Place(val name: String, val reason: String, val dateAdded: Date = Date()) { fun formattedDate(): String { return SimpleDateFormat("EEE, d MMMM yyy", Locale.getDefault()).format(dateAdded) } }
RecyclerViews/app/src/main/java/com/example/recyclerviews/Place.kt
933743779
package com.example.recyclerviews import androidx.recyclerview.widget.ItemTouchHelper import androidx.recyclerview.widget.RecyclerView interface OnDataChangedListener { fun onListItemMoved(from:Int, to:Int) fun onListItemDeleted(position: Int) } class OnListItemSwipeListener(private val onDataChangedListener: OnDataChangedListener): ItemTouchHelper.SimpleCallback( ItemTouchHelper.UP or ItemTouchHelper.DOWN, ItemTouchHelper.RIGHT) { override fun onMove( recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder, target: RecyclerView.ViewHolder ): Boolean { val fromPosition = viewHolder.adapterPosition val toPosition = target.adapterPosition onDataChangedListener.onListItemMoved(fromPosition, toPosition) return true } override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) { if (direction == ItemTouchHelper.RIGHT) { onDataChangedListener.onListItemDeleted(viewHolder.adapterPosition) } } }
RecyclerViews/app/src/main/java/com/example/recyclerviews/OnListItemSwipeListener.kt
3805388298
package com.example.lesson_2_5 import androidx.test.platform.app.InstrumentationRegistry import androidx.test.ext.junit.runners.AndroidJUnit4 import org.junit.Test import org.junit.runner.RunWith import org.junit.Assert.* /** * Instrumented test, which will execute on an Android device. * * See [testing documentation](http://d.android.com/tools/testing). */ @RunWith(AndroidJUnit4::class) class ExampleInstrumentedTest { @Test fun useAppContext() { // Context of the app under test. val appContext = InstrumentationRegistry.getInstrumentation().targetContext assertEquals("com.example.lesson_2_5", appContext.packageName) } }
lesson_2_5/app/src/androidTest/java/com/example/lesson_2_5/ExampleInstrumentedTest.kt
3963162178
package com.example.lesson_2_5 import org.junit.Test import org.junit.Assert.* /** * Example local unit test, which will execute on the development machine (host). * * See [testing documentation](http://d.android.com/tools/testing). */ class ExampleUnitTest { @Test fun addition_isCorrect() { assertEquals(4, 2 + 2) } }
lesson_2_5/app/src/test/java/com/example/lesson_2_5/ExampleUnitTest.kt
1456000978
package com.example.lesson_2_5 import android.content.Intent import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import com.bumptech.glide.Glide import com.example.lesson_2_5.databinding.ActivityMainBinding import retrofit2.Call import retrofit2.Callback import retrofit2.Response class MainActivity : AppCompatActivity() { private lateinit var binding :ActivityMainBinding override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) binding = ActivityMainBinding.inflate(layoutInflater) setContentView(binding.root) Glide.with(binding.loveImage).load("https://www.logos.com/grow/wp-content/uploads/2023/02/WxW-Love.png").into(binding.loveImage) initClickers() } private fun initClickers() { with(binding){ btnCalculate.setOnClickListener{ RetrofitService.api.getLove(etFirst.text.toString(), etSecond.text.toString()) .enqueue(object :Callback<LoveModel>{ override fun onResponse( call: Call<LoveModel>, response: Response<LoveModel> ) { val intent = Intent(this@MainActivity, SecondActivity::class.java) intent.putExtra("result", response.body()?.percentage.toString()) startActivity(intent) } override fun onFailure(call: Call<LoveModel>, t: Throwable) { tvResult.text = t.message } }) } } } }
lesson_2_5/app/src/main/java/com/example/lesson_2_5/MainActivity.kt
3105038644
package com.example.lesson_2_5 import retrofit2.Retrofit import retrofit2.converter.gson.GsonConverterFactory object RetrofitService { val retrofit = Retrofit.Builder().baseUrl("https://love-calculator.p.rapidapi.com") .addConverterFactory(GsonConverterFactory.create()).build() val api = retrofit.create(LoveApi::class.java) }
lesson_2_5/app/src/main/java/com/example/lesson_2_5/RetrofitService.kt
3475119349
package com.example.lesson_2_5 data class LoveModel( val fname: String, val sname: String, val percentage: String, val result: String )
lesson_2_5/app/src/main/java/com/example/lesson_2_5/LoveModel.kt
367728522
package com.example.lesson_2_5 import retrofit2.Call import retrofit2.http.GET import retrofit2.http.Header import retrofit2.http.Query interface LoveApi { @GET("getPercentage") fun getLove( @Query("sname") secondName: String, @Query("fname") firstName: String, @Header("X-RapidAPI-Key") key: String = "7753737404msh1de34a18e6f9f85p107731jsne1168a9b8ff3", @Header("X-RapidAPI-Host") host: String = "love-calculator.p.rapidapi.com", ): Call<LoveModel> }
lesson_2_5/app/src/main/java/com/example/lesson_2_5/LoveApi.kt
670267668
package com.example.lesson_2_5 import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import com.bumptech.glide.Glide import com.example.lesson_2_5.databinding.ActivitySecondBinding class SecondActivity : AppCompatActivity() { private lateinit var binding: ActivitySecondBinding override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) binding = ActivitySecondBinding.inflate(layoutInflater) setContentView(binding.root) val intent = intent.getStringExtra("result") binding.tvResult.text = intent Glide.with(binding.loveImage).load("https://encrypted-tbn2.gstatic.com/images?q=tbn:ANd9GcSTELcBYiBtHk-wR6bYGyPdcP26ARO_yR-LjDR3pnQaZf4gRQ5b").into(binding.loveImage) } }
lesson_2_5/app/src/main/java/com/example/lesson_2_5/SecondActivity.kt
1706522058
package com.example.app2 import androidx.test.platform.app.InstrumentationRegistry import androidx.test.ext.junit.runners.AndroidJUnit4 import org.junit.Test import org.junit.runner.RunWith import org.junit.Assert.* /** * Instrumented test, which will execute on an Android device. * * See [testing documentation](http://d.android.com/tools/testing). */ @RunWith(AndroidJUnit4::class) class ExampleInstrumentedTest { @Test fun useAppContext() { // Context of the app under test. val appContext = InstrumentationRegistry.getInstrumentation().targetContext assertEquals("com.example.app2", appContext.packageName) } }
Radio/app/src/androidTest/java/com/example/app2/ExampleInstrumentedTest.kt
4168859909
package com.example.app2 import org.junit.Test import org.junit.Assert.* /** * Example local unit test, which will execute on the development machine (host). * * See [testing documentation](http://d.android.com/tools/testing). */ class ExampleUnitTest { @Test fun addition_isCorrect() { assertEquals(4, 2 + 2) } }
Radio/app/src/test/java/com/example/app2/ExampleUnitTest.kt
1980600484
package com.example.app2 import android.app.AlertDialog import android.content.Context import android.content.DialogInterface import android.net.ConnectivityManager import android.net.NetworkCapabilities import android.os.Build import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.util.Log import android.view.View import android.webkit.WebView import android.widget.Button import android.widget.CompoundButton import android.widget.ImageView import android.widget.SeekBar import android.widget.Switch import android.widget.TextView import androidx.core.content.ContextCompat.getSystemService import androidx.lifecycle.ViewModelProvider.NewInstanceFactory.Companion.instance import java.util.Locale class Handler : View.OnClickListener, SeekBar.OnSeekBarChangeListener, CompoundButton.OnCheckedChangeListener, DialogInterface.OnClickListener { private var am_stations = arrayOf("wfan","kabc","wbap","wls","karnam") private var fm_stations = arrayOf("wxyt","kurb","wkim","wwtn","kdxe","karnfm","klal") private var fm_nums = arrayOf(97.1,98.5,98.9,99.7,101.9,102.9,107.7) private var am_nums = arrayOf(660,790,820,890,920) private var setting = "am" private var current = "" //current station. 'wxytfm' 'wabcam' private var imageView = MainActivity.getInstance().findViewById<ImageView>(R.id.imageView) private var textView = MainActivity.getInstance().findViewById<TextView>(R.id.textView) override fun onClick(p0: DialogInterface?, p1: Int) { if (p1 == DialogInterface.BUTTON_NEGATIVE) { } else if (p1 == DialogInterface.BUTTON_POSITIVE) { } } override fun onClick(p0: View?) { var wv : WebView = MainActivity.getInstance().findViewById<WebView>(R.id.webView) if (current != ""){ var radio = "https://playerservices.streamtheworld.com/api/livestream-redirect/" + current + setting + ".mp3" //wv?.loadUrl("google.com") wv.settings.javaScriptEnabled = true wv.settings.userAgentString = "Mozilla/5.0 (Windows NT 5.1; rv:40.0) Gecko/20100101 Firefox/40.0" wv?.loadUrl(radio) //wv?.loadUrl("http://static.france24.com/live/F24_EN_LO_HLS/live_web.m3u8") } } override fun onProgressChanged(p0: SeekBar?, p1: Int, p2: Boolean) { var progress = p1 - 15 var newProgress : Double = 0.0 var margin = 6 if (setting == "am") { newProgress = (540 + (11.6 * progress)) //convert 0-100 scale to am scale progress = newProgress.toInt() var index:Int = 0 var isChannel : Boolean = false for(value in am_nums) { isChannel = (progress >= value - margin && progress < value + margin) if(!isChannel) current = "" if(isChannel) { current = am_stations[index] if(current.equals("karnam")) current = "karn" break } index++ } /*when (progress) { am_nums[0] -> current = am_stations[0] am_nums[1] -> current = am_stations[1] am_nums[2] -> current = am_stations[2] am_nums[3] -> current = am_stations[3] am_nums[4] -> current = am_stations[3] else -> current = "" }*/ } else if (setting == "fm"){ progress = p1 + 6 newProgress = (88 + (0.2 * progress))//convert 0-100 scale to am scale progress = newProgress.toInt() margin = 1 var index:Int = 0 var isChannel : Boolean = false for(value in fm_nums) { isChannel = (progress >= value - margin && progress < value + margin) if(!isChannel) current = "" if(isChannel) { current = fm_stations[index] if(current.equals("karnfm")) current = "karn" break } index++ } /*when (progress) { fm_nums[0] as Int -> current = fm_stations[0] fm_nums[1] as Int-> current = fm_stations[1] fm_nums[2] as Int-> current = fm_stations[2] fm_nums[3] as Int-> current = fm_stations[3] fm_nums[4] as Int-> current = fm_stations[4] fm_nums[5] as Int-> current = fm_stations[5] fm_nums[6] as Int-> current = fm_stations[6] else -> current = "" }*/ } if (current != "") { var id = MainActivity.getInstance().resources.getIdentifier(current, "drawable",MainActivity.getInstance().packageName) imageView.setImageResource(id) textView.setText(current.toUpperCase(Locale.getDefault())) } else { var id = MainActivity.getInstance().resources.getIdentifier("launch", "drawable",MainActivity.getInstance().packageName) imageView.setImageResource(id) textView.setText("Now Playing...") } } override fun onStartTrackingTouch(p0: SeekBar?) { } override fun onStopTrackingTouch(p0: SeekBar?) { } override fun onCheckedChanged(p0: CompoundButton?, p1: Boolean) { var text = p0?.getText() if (text == "AM") { p0?.setText("FM") setting = "fm" } else { p0?.setText("AM") setting = "am" } current = "" var id = MainActivity.getInstance().resources.getIdentifier("launch", "drawable",MainActivity.getInstance().packageName) imageView.setImageResource(id) textView.setText("Now Playing...") } } class MainActivity : AppCompatActivity() { companion object { private var instance : MainActivity? = null public fun getInstance() : MainActivity { return instance!! } } /*override fun onResume(){ super.onResume() //Change image var id = MainActivity.getInstance().resources.getIdentifier("launch", "drawable",MainActivity.getInstance().packageName) var image = findViewById<ImageView>(R.id.imageView) image.setImageResource(id) //Change text var text = findViewById<TextView>(R.id.textView) text.text = "Now Playing..." //Change Seekbar var seekBar = findViewById<SeekBar>(R.id.slider) seekBar.progress = 0 //Change Switch var switch = findViewById<Switch>(R.id.switch1) switch.isChecked = true }*/ fun checkInternetConnection(): Boolean { val cm = getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager // Test for connection cm.isDefaultNetworkActive val networkInfo = isNetworkAvailable(this)//cm.isDefaultNetworkActive if (networkInfo) return true else return false } override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) if (supportActionBar != null) supportActionBar?.hide() //Hide Title Bar setContentView(R.layout.activity_main) instance = this //create handler var handler = Handler() //if user doesn't have internet connection, create a warning dialog var result = checkInternetConnection() if (!result) { //Display alert box val dialogBuilder = AlertDialog.Builder(this) dialogBuilder.setMessage("Not Connected To Internet") dialogBuilder.setPositiveButton("OK",handler) dialogBuilder.setNegativeButton("Cancel", handler) val alert1 = dialogBuilder.create() alert1.setTitle("No Internet") alert1.show() } val slider = findViewById<SeekBar>(R.id.slider) val switch1 = findViewById<Switch>(R.id.switch1) val button = findViewById<Button>(R.id.button) //Register Handler with UI slider.setOnSeekBarChangeListener(handler) switch1.setOnCheckedChangeListener(handler) button.setOnClickListener(handler) } fun isNetworkAvailable(context: Context): Boolean { var connectivityManager = (context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager) if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { val network = connectivityManager.activeNetwork // network is currently in a high power state for performing data transmission. Log.d("Network", "active network $network") network ?: return false // return false if network is null val actNetwork = connectivityManager.getNetworkCapabilities(network) ?: return false // return false if Network Capabilities is null return when { actNetwork.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) -> { // check if wifi is connected Log.d("Network", "wifi connected") true } actNetwork.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) -> { // check if mobile dats is connected Log.d("Network", "cellular network connected") true } else -> { Log.d("Network", "internet not connected") false } } } return false; } }
Radio/app/src/main/java/com/example/app2/MainActivity.kt
492298041
package com.chokosoft.mealzapp import androidx.test.platform.app.InstrumentationRegistry import androidx.test.ext.junit.runners.AndroidJUnit4 import org.junit.Test import org.junit.runner.RunWith import org.junit.Assert.* /** * Instrumented test, which will execute on an Android device. * * See [testing documentation](http://d.android.com/tools/testing). */ @RunWith(AndroidJUnit4::class) class ExampleInstrumentedTest { @Test fun useAppContext() { // Context of the app under test. val appContext = InstrumentationRegistry.getInstrumentation().targetContext assertEquals("com.chokosoft.mealzapp", appContext.packageName) } }
MealzApp/app/src/androidTest/java/com/chokosoft/mealzapp/ExampleInstrumentedTest.kt
1853476066
package com.chokosoft.mealzapp import org.junit.Test import org.junit.Assert.* /** * Example local unit test, which will execute on the development machine (host). * * See [testing documentation](http://d.android.com/tools/testing). */ class ExampleUnitTest { @Test fun addition_isCorrect() { assertEquals(4, 2 + 2) } }
MealzApp/app/src/test/java/com/chokosoft/mealzapp/ExampleUnitTest.kt
4144885237
package com.chokosoft.mealzapp.ui.theme import androidx.compose.ui.graphics.Color val Purple80 = Color(0xFFD0BCFF) val PurpleGrey80 = Color(0xFFCCC2DC) val Pink80 = Color(0xFFEFB8C8) val Purple40 = Color(0xFF6650a4) val PurpleGrey40 = Color(0xFF625b71) val Pink40 = Color(0xFF7D5260)
MealzApp/app/src/main/java/com/chokosoft/mealzapp/ui/theme/Color.kt
1759891025
package com.chokosoft.mealzapp.ui.theme import android.app.Activity import android.os.Build import androidx.compose.foundation.isSystemInDarkTheme import androidx.compose.material3.MaterialTheme import androidx.compose.material3.darkColorScheme import androidx.compose.material3.dynamicDarkColorScheme import androidx.compose.material3.dynamicLightColorScheme import androidx.compose.material3.lightColorScheme import androidx.compose.runtime.Composable import androidx.compose.runtime.SideEffect import androidx.compose.ui.graphics.toArgb import androidx.compose.ui.platform.LocalContext import androidx.compose.ui.platform.LocalView import androidx.core.view.WindowCompat private val DarkColorScheme = darkColorScheme( primary = Purple80, secondary = PurpleGrey80, tertiary = Pink80 ) private val LightColorScheme = lightColorScheme( primary = Purple40, secondary = PurpleGrey40, tertiary = Pink40 /* Other default colors to override background = Color(0xFFFFFBFE), surface = Color(0xFFFFFBFE), onPrimary = Color.White, onSecondary = Color.White, onTertiary = Color.White, onBackground = Color(0xFF1C1B1F), onSurface = Color(0xFF1C1B1F), */ ) @Composable fun MealzAppTheme( darkTheme: Boolean = isSystemInDarkTheme(), // Dynamic color is available on Android 12+ dynamicColor: Boolean = true, content: @Composable () -> Unit ) { val colorScheme = when { dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> { val context = LocalContext.current if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context) } darkTheme -> DarkColorScheme else -> LightColorScheme } val view = LocalView.current if (!view.isInEditMode) { SideEffect { val window = (view.context as Activity).window window.statusBarColor = colorScheme.primary.toArgb() WindowCompat.getInsetsController(window, view).isAppearanceLightStatusBars = darkTheme } } MaterialTheme( colorScheme = colorScheme, typography = Typography, content = content ) }
MealzApp/app/src/main/java/com/chokosoft/mealzapp/ui/theme/Theme.kt
3395149429
package com.chokosoft.mealzapp.ui.theme import androidx.compose.material3.Typography import androidx.compose.ui.text.TextStyle import androidx.compose.ui.text.font.FontFamily import androidx.compose.ui.text.font.FontWeight import androidx.compose.ui.unit.sp // Set of Material typography styles to start with val Typography = Typography( bodyLarge = TextStyle( fontFamily = FontFamily.Default, fontWeight = FontWeight.Normal, fontSize = 16.sp, lineHeight = 24.sp, letterSpacing = 0.5.sp ) /* Other default text styles to override titleLarge = TextStyle( fontFamily = FontFamily.Default, fontWeight = FontWeight.Normal, fontSize = 22.sp, lineHeight = 28.sp, letterSpacing = 0.sp ), labelSmall = TextStyle( fontFamily = FontFamily.Default, fontWeight = FontWeight.Medium, fontSize = 11.sp, lineHeight = 16.sp, letterSpacing = 0.5.sp ) */ )
MealzApp/app/src/main/java/com/chokosoft/mealzapp/ui/theme/Type.kt
2223778249
package com.chokosoft.mealzapp.ui.meals import android.os.Bundle import androidx.activity.ComponentActivity import androidx.activity.compose.setContent import androidx.compose.foundation.lazy.LazyColumn import androidx.compose.foundation.lazy.items import androidx.compose.material3.Text import androidx.compose.runtime.Composable import androidx.compose.runtime.MutableState import androidx.compose.runtime.mutableStateOf import androidx.compose.runtime.remember import androidx.compose.ui.tooling.preview.Preview import androidx.lifecycle.viewmodel.compose.viewModel import com.chokosoft.mealzapp.model.response.MealResponse import com.chokosoft.mealzapp.ui.theme.MealzAppTheme class MainActivity : ComponentActivity() { override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContent { MealzAppTheme { MealsCategoriesScreen() } } } } @Composable fun MealsCategoriesScreen() { val viewModel: MealsCategoriesViewModel = viewModel() val rememberedMeals: MutableState<List<MealResponse>> = remember { mutableStateOf(emptyList<MealResponse>()) } viewModel.getMeals { response -> val meals = response?.categories rememberedMeals.value = meals.orEmpty() } LazyColumn { items(rememberedMeals.value) { meals-> Text( text = meals.name ) } } } @Preview(showBackground = true) @Composable fun GreetingPreview() { MealzAppTheme { MealsCategoriesScreen() } }
MealzApp/app/src/main/java/com/chokosoft/mealzapp/ui/meals/MainActivity.kt
1532853279
package com.chokosoft.mealzapp.ui.meals import androidx.lifecycle.ViewModel import com.chokosoft.mealzapp.model.MealsRepository import com.chokosoft.mealzapp.model.response.MealResponse import com.chokosoft.mealzapp.model.response.MealsCategoriesResponse import retrofit2.Callback class MealsCategoriesViewModel(private val repository: MealsRepository = MealsRepository()): ViewModel() { fun getMeals(successCallback: (response: MealsCategoriesResponse?) -> Unit) { repository.getMeals() { response -> successCallback(response) } } }
MealzApp/app/src/main/java/com/chokosoft/mealzapp/ui/meals/MealsCategoriesViewModel.kt
722964867
package com.chokosoft.mealzapp.model.response import com.google.gson.annotations.SerializedName data class MealsCategoriesResponse(public val categories: List<MealResponse>) { } data class MealResponse( @SerializedName("idCategory") val id: String, @SerializedName("strCategory") val name: String, @SerializedName("strCategoryDescription") val description: String, @SerializedName("strCategoryThumb") val imageUrl: String )
MealzApp/app/src/main/java/com/chokosoft/mealzapp/model/response/Responses.kt
3283904120
package com.chokosoft.mealzapp.model import com.chokosoft.mealzapp.model.api.MealsWebService import com.chokosoft.mealzapp.model.response.MealsCategoriesResponse import retrofit2.Call import retrofit2.Callback import retrofit2.Response // Gets and maps the data from the server. class MealsRepository(private val webService: MealsWebService = MealsWebService()) { fun getMeals(successCallback: (response: MealsCategoriesResponse?) -> Unit) { return webService.getMeals().enqueue(object : Callback<MealsCategoriesResponse> { override fun onResponse( call: Call<MealsCategoriesResponse>, response: Response<MealsCategoriesResponse> ) { if (response.isSuccessful) { successCallback(response.body()) } } override fun onFailure(call: Call<MealsCategoriesResponse>, t: Throwable) { // TODO("Not yet implemented") } }) } }
MealzApp/app/src/main/java/com/chokosoft/mealzapp/model/MealsRepository.kt
1322432781
package com.chokosoft.mealzapp.model.api import com.chokosoft.mealzapp.model.response.MealsCategoriesResponse import retrofit2.Call import retrofit2.Retrofit import retrofit2.converter.gson.GsonConverterFactory import retrofit2.http.GET class MealsWebService { private lateinit var api: MealsApi init { val retrofit = Retrofit.Builder() .baseUrl("https://www.themealdb.com/api/json/v1/1/") .addConverterFactory(GsonConverterFactory.create()) .build() api = retrofit.create(MealsApi::class.java) } fun getMeals(): Call<MealsCategoriesResponse> { return api.getMeals() } interface MealsApi { @GET("categories.php") fun getMeals(): Call<MealsCategoriesResponse> } }
MealzApp/app/src/main/java/com/chokosoft/mealzapp/model/api/MealsWebService.kt
3136285156
package com.example.bmicalculator import androidx.test.platform.app.InstrumentationRegistry import androidx.test.ext.junit.runners.AndroidJUnit4 import org.junit.Test import org.junit.runner.RunWith import org.junit.Assert.* /** * Instrumented test, which will execute on an Android device. * * See [testing documentation](http://d.android.com/tools/testing). */ @RunWith(AndroidJUnit4::class) class ExampleInstrumentedTest { @Test fun useAppContext() { // Context of the app under test. val appContext = InstrumentationRegistry.getInstrumentation().targetContext assertEquals("com.example.bmicalculator", appContext.packageName) } }
BMI-Calculater/src/androidTest/java/com/example/bmicalculator/ExampleInstrumentedTest.kt
3931177402
package com.example.bmicalculator import org.junit.Test import org.junit.Assert.* /** * Example local unit test, which will execute on the development machine (host). * * See [testing documentation](http://d.android.com/tools/testing). */ class ExampleUnitTest { @Test fun addition_isCorrect() { assertEquals(4, 2 + 2) } }
BMI-Calculater/src/test/java/com/example/bmicalculator/ExampleUnitTest.kt
3134266843
import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.widget.Button import android.widget.EditText import android.widget.TextView import android.widget.Toast import androidx.core.content.ContextCompat import com.example.bmicalculator.R class MainActivity : AppCompatActivity() { private lateinit var weightTxt: EditText private lateinit var heightTxt: EditText private lateinit var calBtn: Button private lateinit var countTxt: TextView private lateinit var resultTxt: TextView private lateinit var rangeTxt: TextView override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) weightTxt = findViewById(R.id.wightEt) heightTxt = findViewById(R.id.hightEt) calBtn = findViewById(R.id.calBtn) countTxt = findViewById(R.id.countTxt) resultTxt = findViewById(R.id.resultTxt) rangeTxt = findViewById(R.id.rangeTxt) calBtn.setOnClickListener { val weight = weightTxt.text.toString() val height = heightTxt.text.toString() if (validateInput(weight, height)) { val bmi = weight.toFloat() / ((height.toFloat() / 100) * (height.toFloat() / 100)) val bmiDigit = String.format("%.2f", bmi).toFloat() displayResult(bmiDigit) } } } private fun validateInput(weight: String?, height: String?): Boolean { return when { weight.isNullOrEmpty() -> { Toast.makeText(this, "Weight is empty", Toast.LENGTH_LONG).show() return false } height.isNullOrEmpty() -> { Toast.makeText(this, "Height is empty", Toast.LENGTH_LONG).show() return false } else -> { return true } } } private fun displayResult(bmi: Float) { countTxt.text = bmi.toString() resultTxt.text = "You are healthy" rangeTxt.text = "(Normal range is 18.5-24.5)" var result = "" var color = 0 var range = "" when { bmi < 18.50 -> { result = "Underweight" color = R.color.under_weight range = "(Underweight range is less than 18.50)" } bmi in 18.50..24.99 -> { result = "Healty" color = R.color.normal range = "(Healty range is 18.50-24.99)" } bmi in 25.00..29.99 -> { result = "Overweight" color = R.color.over_weight range = "(Overweight range is 24.99-29.99)" } bmi > 29.99 -> { result = "Obese" color = R.color.obese range = "(Obese range is greater than 29.99)" } } resultTxt.setTextColor(ContextCompat.getColor(this, color)) resultTxt.text = result rangeTxt.setTextColor(ContextCompat.getColor(this, color)) rangeTxt.text = range } }
BMI-Calculater/src/main/java/com/example/bmicalculator/MainActivity.kt
1193414062
package com.example.posts import org.junit.jupiter.api.Test import org.springframework.boot.test.context.SpringBootTest @SpringBootTest class PostsApplicationTests { @Test fun contextLoads() { } }
postsproject/src/test/kotlin/com/example/posts/PostsApplicationTests.kt
1556985068
package com.example.posts import org.springframework.boot.autoconfigure.SpringBootApplication import org.springframework.boot.runApplication @SpringBootApplication class PostsApplication fun main(args: Array<String>) { runApplication<PostsApplication>(*args) }
postsproject/src/main/kotlin/com/example/posts/PostsApplication.kt
4212491044
package com.example.posts.repositories import com.example.posts.models.Comment import org.springframework.data.jpa.repository.JpaRepository import org.springframework.stereotype.Repository @Repository interface CommentRepository : JpaRepository<Comment, Long> { }
postsproject/src/main/kotlin/com/example/posts/repositories/CommentRepository.kt
2943096629
package com.example.posts.repositories import com.example.posts.models.Category import org.springframework.data.jpa.repository.JpaRepository import org.springframework.stereotype.Repository @Repository interface CategoryRepository : JpaRepository<Category, Long> { }
postsproject/src/main/kotlin/com/example/posts/repositories/CategoryRepository.kt
3469957356
package com.example.posts.repositories import com.example.posts.models.Post import org.springframework.data.jpa.repository.JpaRepository import org.springframework.stereotype.Repository @Repository interface PostRepository : JpaRepository<Post, Long> { }
postsproject/src/main/kotlin/com/example/posts/repositories/PostRepository.kt
851053679
package com.example.posts.models import com.fasterxml.jackson.annotation.JsonIgnore import com.fasterxml.jackson.annotation.JsonProperty import java.time.Instant data class CommentDTO( @JsonIgnore val postId: Long, @JsonProperty("contenido") val content: String, @JsonProperty("fecha_creacion") val createdAt: Instant, @JsonProperty("fecha_actualizacion") val updatedAt: Instant, )
postsproject/src/main/kotlin/com/example/posts/models/CommentDTO.kt
1927404415
package com.example.posts.models import com.fasterxml.jackson.annotation.JsonManagedReference import jakarta.persistence.* import org.hibernate.annotations.CreationTimestamp import org.hibernate.annotations.UpdateTimestamp import java.time.Instant @Entity @Table(name = "categoria") data class Category( @Id @GeneratedValue(strategy = GenerationType.AUTO) val id: Long = 0, @Column(name = "nombre", nullable = false, length = 150) val name: String, @Column(name = "fecha_creacion", nullable = false) @CreationTimestamp val createdAt: Instant, @Column(name = "fecha_actualizacion", nullable = false) @UpdateTimestamp val updatedAt: Instant, @OneToMany(mappedBy = "category", cascade = [CascadeType.ALL], fetch = FetchType.LAZY) @JsonManagedReference val posts: List<Post> = mutableListOf() )
postsproject/src/main/kotlin/com/example/posts/models/Category.kt
1204514582
package com.example.posts.models import com.fasterxml.jackson.annotation.JsonBackReference import jakarta.persistence.* import org.hibernate.annotations.CreationTimestamp import org.hibernate.annotations.UpdateTimestamp import java.time.Instant @Entity @Table(name = "comentario") data class Comment( @Id @GeneratedValue(strategy = GenerationType.IDENTITY) val id: Long = 0, @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "post_id", nullable = false) @JsonBackReference val post: Post, @Column(name = "contenido", nullable = false, length = 500) val content: String, @Column(name = "fecha_creacion", nullable = false) @CreationTimestamp val createdAt: Instant, @Column(name = "fecha_actualizacion", nullable = false) @UpdateTimestamp val updatedAt: Instant, )
postsproject/src/main/kotlin/com/example/posts/models/Comment.kt
2467793275