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'use client'
import type { FC } from 'react'
import React, { useEffect, useState } from 'react'
import { useTranslation } from 'react-i18next'
import { useContext } from 'use-context-selector'
import TemplateVarPanel, { PanelTitle, VarOpBtnGroup } from '../value-panel'
import s from './style.module.css'
import { AppInfo, ChatBtn, EditBtn, FootLogo, PromptTemplate } from './massive-component'
import type { SiteInfo } from '@/models/share'
import type { PromptConfig } from '@/models/debug'
import { ToastContext } from '@/app/components/base/toast'
import Select from '@/app/components/base/select'
import { DEFAULT_VALUE_MAX_LEN } from '@/config'
// regex to match the {{}} and replace it with a span
const regex = /\{\{([^}]+)\}\}/g
export type IWelcomeProps = {
// conversationName: string
hasSetInputs: boolean
isPublicVersion: boolean
siteInfo: SiteInfo
promptConfig: PromptConfig
onStartChat: (inputs: Record<string, any>) => void
canEditInputs: boolean
savedInputs: Record<string, any>
onInputsChange: (inputs: Record<string, any>) => void
plan: string
canReplaceLogo?: boolean
customConfig?: {
remove_webapp_brand?: boolean
replace_webapp_logo?: string
}
}
const Welcome: FC<IWelcomeProps> = ({
// conversationName,
hasSetInputs,
isPublicVersion,
siteInfo,
promptConfig,
onStartChat,
canEditInputs,
savedInputs,
onInputsChange,
customConfig,
}) => {
const { t } = useTranslation()
const hasVar = promptConfig.prompt_variables.length > 0
const [isFold, setIsFold] = useState<boolean>(true)
const [inputs, setInputs] = useState<Record<string, any>>((() => {
if (hasSetInputs)
return savedInputs
const res: Record<string, any> = {}
if (promptConfig) {
promptConfig.prompt_variables.forEach((item) => {
res[item.key] = ''
})
}
// debugger
return res
})())
useEffect(() => {
if (!savedInputs) {
const res: Record<string, any> = {}
if (promptConfig) {
promptConfig.prompt_variables.forEach((item) => {
res[item.key] = ''
})
}
setInputs(res)
}
else {
setInputs(savedInputs)
}
}, [savedInputs])
const highLightPromoptTemplate = (() => {
if (!promptConfig)
return ''
const res = promptConfig.prompt_template.replace(regex, (match, p1) => {
return `<span class='text-gray-800 font-bold'>${inputs?.[p1] ? inputs?.[p1] : match}</span>`
})
return res
})()
const { notify } = useContext(ToastContext)
const logError = (message: string) => {
notify({ type: 'error', message, duration: 3000 })
}
// const renderHeader = () => {
// return (
// <div className='absolute top-0 left-0 right-0 flex items-center justify-between border-b border-gray-100 mobile:h-12 tablet:h-16 px-8 bg-white'>
// <div className='text-gray-900'>{conversationName}</div>
// </div>
// )
// }
const renderInputs = () => {
return (
<div className='space-y-3'>
{promptConfig.prompt_variables.map(item => (
<div className='tablet:flex items-start mobile:space-y-2 tablet:space-y-0 mobile:text-xs tablet:text-sm' key={item.key}>
<label className={`flex-shrink-0 flex items-center tablet:leading-9 mobile:text-gray-700 tablet:text-gray-900 mobile:font-medium pc:font-normal ${s.formLabel}`}>{item.name}</label>
{item.type === 'select'
&& (
<Select
className='w-full'
defaultValue={inputs?.[item.key]}
onSelect={(i) => { setInputs({ ...inputs, [item.key]: i.value }) }}
items={(item.options || []).map(i => ({ name: i, value: i }))}
allowSearch={false}
bgClassName='bg-gray-50'
/>
)
}
{item.type === 'string' && (
<input
placeholder={`${item.name}${!item.required ? `(${t('appDebug.variableTable.optional')})` : ''}`}
value={inputs?.[item.key] || ''}
onChange={(e) => { setInputs({ ...inputs, [item.key]: e.target.value }) }}
className={'w-full flex-grow py-2 pl-3 pr-3 box-border rounded-lg bg-gray-50'}
maxLength={item.max_length || DEFAULT_VALUE_MAX_LEN}
/>
)}
{item.type === 'paragraph' && (
<textarea
className="w-full h-[104px] flex-grow py-2 pl-3 pr-3 box-border rounded-lg bg-gray-50"
placeholder={`${item.name}${!item.required ? `(${t('appDebug.variableTable.optional')})` : ''}`}
value={inputs?.[item.key] || ''}
onChange={(e) => { setInputs({ ...inputs, [item.key]: e.target.value }) }}
/>
)}
{item.type === 'number' && (
<input
type='number'
placeholder={`${item.name}${!item.required ? `(${t('appDebug.variableTable.optional')})` : ''}`}
value={inputs?.[item.key] || ''}
onChange={(e) => { setInputs({ ...inputs, [item.key]: e.target.value }) }}
className={'w-full flex-grow py-2 pl-3 pr-3 box-border rounded-lg bg-gray-50'}
/>
)}
</div>
))}
</div>
)
}
const canChat = () => {
const prompt_variables = promptConfig?.prompt_variables
if (!inputs || !prompt_variables || prompt_variables?.length === 0)
return true
let hasEmptyInput = ''
const requiredVars = prompt_variables?.filter(({ key, name, required }) => {
const res = (!key || !key.trim()) || (!name || !name.trim()) || (required || required === undefined || required === null)
return res
}) || [] // compatible with old version
requiredVars.forEach(({ key, name }) => {
if (hasEmptyInput)
return
if (!inputs?.[key])
hasEmptyInput = name
})
if (hasEmptyInput) {
logError(t('appDebug.errorMessage.valueOfVarRequired', { key: hasEmptyInput }))
return false
}
return !hasEmptyInput
}
const handleChat = () => {
if (!canChat())
return
onStartChat(inputs)
}
const renderNoVarPanel = () => {
if (isPublicVersion) {
return (
<div>
<AppInfo siteInfo={siteInfo} />
<TemplateVarPanel
isFold={false}
header={
<>
<PanelTitle
title={t('share.chat.publicPromptConfigTitle')}
className='mb-1'
/>
<PromptTemplate html={highLightPromoptTemplate} />
</>
}
>
<ChatBtn onClick={handleChat} />
</TemplateVarPanel>
</div>
)
}
// private version
return (
<TemplateVarPanel
isFold={false}
header={
<AppInfo siteInfo={siteInfo} />
}
>
<ChatBtn onClick={handleChat} />
</TemplateVarPanel>
)
}
const renderVarPanel = () => {
return (
<TemplateVarPanel
isFold={false}
header={
<AppInfo siteInfo={siteInfo} />
}
>
{renderInputs()}
<ChatBtn
className='mt-3 mobile:ml-0 tablet:ml-[128px]'
onClick={handleChat}
/>
</TemplateVarPanel>
)
}
const renderVarOpBtnGroup = () => {
return (
<VarOpBtnGroup
onConfirm={() => {
if (!canChat())
return
onInputsChange(inputs)
setIsFold(true)
}}
onCancel={() => {
setInputs(savedInputs)
setIsFold(true)
}}
/>
)
}
const renderHasSetInputsPublic = () => {
if (!canEditInputs) {
return (
<TemplateVarPanel
isFold={false}
header={
<>
<PanelTitle
title={t('share.chat.publicPromptConfigTitle')}
className='mb-1'
/>
<PromptTemplate html={highLightPromoptTemplate} />
</>
}
/>
)
}
return (
<TemplateVarPanel
isFold={isFold}
header={
<>
<PanelTitle
title={t('share.chat.publicPromptConfigTitle')}
className='mb-1'
/>
<PromptTemplate html={highLightPromoptTemplate} />
{isFold && (
<div className='flex items-center justify-between mt-3 border-t border-indigo-100 pt-4 text-xs text-indigo-600'>
<span className='text-gray-700'>{t('share.chat.configStatusDes')}</span>
<EditBtn onClick={() => setIsFold(false)} />
</div>
)}
</>
}
>
{renderInputs()}
{renderVarOpBtnGroup()}
</TemplateVarPanel>
)
}
const renderHasSetInputsPrivate = () => {
if (!canEditInputs || !hasVar)
return null
return (
<TemplateVarPanel
isFold={isFold}
header={
<div className='flex items-center justify-between text-indigo-600'>
<PanelTitle
title={!isFold ? t('share.chat.privatePromptConfigTitle') : t('share.chat.configStatusDes')}
/>
{isFold && (
<EditBtn onClick={() => setIsFold(false)} />
)}
</div>
}
>
{renderInputs()}
{renderVarOpBtnGroup()}
</TemplateVarPanel>
)
}
const renderHasSetInputs = () => {
if ((!isPublicVersion && !canEditInputs) || !hasVar)
return null
return (
<div
className='pt-[88px] mb-5'
>
{isPublicVersion ? renderHasSetInputsPublic() : renderHasSetInputsPrivate()}
</div>)
}
return (
<div className='relative tablet:min-h-[64px]'>
{/* {hasSetInputs && renderHeader()} */}
<div className='mx-auto pc:w-[794px] max-w-full mobile:w-full px-3.5'>
{/* Has't set inputs */}
{
!hasSetInputs && (
<div className='mobile:pt-[72px] tablet:pt-[128px] pc:pt-[200px]'>
{hasVar
? (
renderVarPanel()
)
: (
renderNoVarPanel()
)}
</div>
)
}
{/* Has set inputs */}
{hasSetInputs && renderHasSetInputs()}
{/* foot */}
{!hasSetInputs && (
<div className='mt-4 flex justify-between items-center h-8 text-xs text-gray-400'>
{siteInfo.privacy_policy
? <div>{t('share.chat.privacyPolicyLeft')}
<a
className='text-gray-500 px-1'
href={siteInfo.privacy_policy}
target='_blank' rel='noopener noreferrer'>{t('share.chat.privacyPolicyMiddle')}</a>
{t('share.chat.privacyPolicyRight')}
</div>
: <div>
</div>}
{
customConfig?.remove_webapp_brand
? null
: (
<a className='flex items-center pr-3 space-x-3' href="https://dify.ai/" target="_blank">
<span className='uppercase'>{t('share.chat.powerBy')}</span>
{
customConfig?.replace_webapp_logo
? <img src={customConfig?.replace_webapp_logo} alt='logo' className='block w-auto h-5' />
: <FootLogo />
}
</a>
)
}
</div>
)}
</div>
</div >
)
}
export default React.memo(Welcome)
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