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import { Platform } from "react-native";
import * as SQLite from 'expo-sqlite';
const DATABASE_NAME = 'ChapterDataStorageDB'
class Chapter_Data_Storage_Web {
private static dbPromise: Promise<IDBDatabase>;
private static getDB(): Promise<IDBDatabase> {
if (!this.dbPromise) {
this.dbPromise = new Promise((resolve, reject) => {
const request = indexedDB.open(DATABASE_NAME, 3);
request.onupgradeneeded = (event) => {
const db = (event.target as IDBOpenDBRequest).result;
if (db.objectStoreNames.contains('dataStore')) db.deleteObjectStore('dataStore');
const store = db.createObjectStore('dataStore', { keyPath: 'id' });
store.createIndex('comic_id', 'comic_id', { unique: false });
store.createIndex('chapter_idx', 'chapter_idx', { unique: false });
};
request.onsuccess = () => {
resolve(request.result);
};
request.onerror = () => {
reject(request.error);
};
});
}
return this.dbPromise;
}
static async store(id: string, comic_id:string, chapter_idx: number, data:any, layout:any ): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const request = store.put({ id, comic_id, chapter_idx, data, layout });
request.onsuccess = () => {
resolve();
};
request.onerror = () => {
reject(request.error);
};
});
}
static async get(id: string): Promise<{id: string, comic_id: string, chapter_idx: number, data: any } | null> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readonly');
const store = transaction.objectStore('dataStore');
const request = store.get(id); // Query by id
request.onsuccess = () => {
const data = request.result;
if (data) {
resolve(data);
} else {
resolve(null);
}
};
request.onerror = () => {
console.error('Error retrieving item:', request.error);
reject(request.error);
};
});
}
static async removeByID(id: string): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const request = store.delete(id); // Delete the item
request.onsuccess = () => {
resolve();
};
request.onerror = () => {
reject(request.error);
};
request.onerror = () => {
reject(request.error);
};
});
}
public static async removeByComicID(comic_id:string): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const index = store.index('comic_id');
const request = index.openCursor(IDBKeyRange.only(comic_id));
request.onsuccess = (event) => {
const cursor = (event.target as IDBRequest<IDBCursorWithValue>).result;
if (cursor) {
store.delete(cursor.primaryKey);
cursor.continue();
} else {
resolve();
}
};
request.onerror = () => {
reject(request.error);
};
});
}
}
class Chapter_Data_Storage_Native {
private DATABASE: any;
constructor() {
this.DATABASE = new Promise(async (resolve, reject) => {
resolve(await SQLite.openDatabaseAsync(DATABASE_NAME));
});
}
public async store(source: string, id: string, tag: string, info: any) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'INSERT OR REPLACE INTO ComicStorage (source, id, tag, info, chapter_requested, history) VALUES (?, ?, ?, ?, ?, ?);', source, id, tag, JSON.stringify(info), JSON.stringify([]), JSON.stringify({})
);
} catch (error) {
console.log(error);
}
}
public async getByID(source: string, id: string) {
try {
const db = await this.DATABASE;
// await db.runAsync("DROP TABLE IF EXISTS ComicStorage;");
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
const DATA: any = await db.getFirstAsync(
'SELECT * FROM ComicStorage WHERE source = ? AND id = ?;', source, id
);
if (DATA) return { id: DATA.id, source: DATA.source, tag: DATA.tag, info: JSON.parse(DATA.info), chapter_requested: JSON.parse(DATA.chapter_requested), history: JSON.parse(DATA.history) };
else return DATA;
} catch (error) {
console.log("[Comic Storage - getByID] error:", error);
}
}
public async getByTag(tag: string) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
const DATA: any = await db.allAsync(
'SELECT * FROM ComicStorage WHERE tag = ?;', tag
);
return DATA.map((row: any) => ({ id: row.id, source: row.source, tag: row.tag, info: JSON.parse(row.info), chapter_requested: JSON.parse(row.chapter_requested), history: JSON.parse(row.history) }));
} catch (error) {
console.log(error);
}
}
public async updateChapterQueue(source: string, id: string, chapter_requested: any) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'UPDATE ComicStorage SET chapter_requested = ? WHERE source = ? AND id = ?;', JSON.stringify(chapter_requested), source, id
);
} catch (error) {
console.log(error);
}
}
public async updateInfo(source: string, id: string, info: any) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'UPDATE ComicStorage SET info = ? WHERE source = ? AND id = ?;', JSON.stringify(info), source, id
);
} catch (error) {
console.log(error);
}
}
public async updateHistory(source:string, id: string, history: any): Promise<void> {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'UPDATE ComicStorage SET history = ? WHERE source = ? AND id = ?;', JSON.stringify(history), source, id
);
} catch (error) {
console.log(error);
}
}
public async replaceTag(source: string, id: string, new_tag: string) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'UPDATE ComicStorage SET tag = ? WHERE source = ? AND id = ?;', new_tag, source, id
);
} catch (error) {
console.log(error);
}
}
public async removeByID(source: string, id: string) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'DELETE FROM ComicStorage WHERE source = ? AND id = ?;', source, id
);
} catch (error) {
console.log(error);
}
}
public async removeByTag(tag: string) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'DELETE FROM ComicStorage WHERE tag = ?;', tag
);
} catch (error) {
console.log(error);
}
}
}
var ChapterDataStorage:any
if (Platform.OS === "web") {
ChapterDataStorage = Chapter_Data_Storage_Web;
}else{
ChapterDataStorage = new Chapter_Data_Storage_Native();
}
export default ChapterDataStorage;
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