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import React, {useCallback, useMemo, useRef, useState} from 'react'
import {Keyboard, View} from 'react-native'
import {AppBskyActorDefs, moderateProfile} from '@atproto/api'
import {BottomSheetFlatListMethods} from '@discord/bottom-sheet'
import {msg, Trans} from '@lingui/macro'
import {useLingui} from '@lingui/react'
import {sanitizeDisplayName} from '#/lib/strings/display-names'
import {sanitizeHandle} from '#/lib/strings/handles'
import {isWeb} from '#/platform/detection'
import {useModerationOpts} from '#/state/preferences/moderation-opts'
import {useGetConvoForMembers} from '#/state/queries/messages/get-convo-for-members'
import {useActorAutocompleteQuery} from 'state/queries/actor-autocomplete'
import {FAB} from '#/view/com/util/fab/FAB'
import * as Toast from '#/view/com/util/Toast'
import {UserAvatar} from '#/view/com/util/UserAvatar'
import {atoms as a, useTheme, web} from '#/alf'
import * as Dialog from '#/components/Dialog'
import * as TextField from '#/components/forms/TextField'
import {MagnifyingGlass2_Stroke2_Corner0_Rounded as Search} from '#/components/icons/MagnifyingGlass2'
import {Button} from '../Button'
import {Envelope_Stroke2_Corner0_Rounded as Envelope} from '../icons/Envelope'
import {ListMaybePlaceholder} from '../Lists'
import {Text} from '../Typography'
export function NewChat({
control,
onNewChat,
}: {
control: Dialog.DialogControlProps
onNewChat: (chatId: string) => void
}) {
const t = useTheme()
const {_} = useLingui()
const {mutate: createChat} = useGetConvoForMembers({
onSuccess: data => {
onNewChat(data.convo.id)
},
onError: error => {
Toast.show(error.message)
},
})
const onCreateChat = useCallback(
(did: string) => {
control.close(() => createChat([did]))
},
[control, createChat],
)
return (
<>
<FAB
testID="newChatFAB"
onPress={control.open}
icon={<Envelope size="xl" fill={t.palette.white} />}
accessibilityRole="button"
accessibilityLabel={_(msg`New chat`)}
accessibilityHint=""
/>
<Dialog.Outer
control={control}
testID="newChatDialog"
nativeOptions={{sheet: {snapPoints: ['100%']}}}>
<Dialog.Handle />
<SearchablePeopleList onCreateChat={onCreateChat} />
</Dialog.Outer>
</>
)
}
function SearchablePeopleList({
onCreateChat,
}: {
onCreateChat: (did: string) => void
}) {
const t = useTheme()
const {_} = useLingui()
const moderationOpts = useModerationOpts()
const control = Dialog.useDialogContext()
const listRef = useRef<BottomSheetFlatListMethods>(null)
const [searchText, setSearchText] = useState('')
const {
data: actorAutocompleteData,
isFetching,
isError,
refetch,
} = useActorAutocompleteQuery(searchText, true)
const renderItem = useCallback(
({item: profile}: {item: AppBskyActorDefs.ProfileView}) => {
if (!moderationOpts) return null
const moderation = moderateProfile(profile, moderationOpts)
return (
<Button
label={profile.displayName || sanitizeHandle(profile.handle)}
onPress={() => onCreateChat(profile.did)}>
{({hovered, pressed}) => (
<View
style={[
a.flex_1,
a.px_md,
a.py_sm,
a.gap_md,
a.align_center,
a.flex_row,
a.rounded_sm,
pressed
? t.atoms.bg_contrast_25
: hovered
? t.atoms.bg_contrast_50
: t.atoms.bg,
]}>
<UserAvatar
size={40}
avatar={profile.avatar}
moderation={moderation.ui('avatar')}
type={profile.associated?.labeler ? 'labeler' : 'user'}
/>
<View style={{flex: 1}}>
<Text
style={[t.atoms.text, a.font_bold, a.leading_snug]}
numberOfLines={1}>
{sanitizeDisplayName(
profile.displayName || sanitizeHandle(profile.handle),
moderation.ui('displayName'),
)}
</Text>
<Text style={t.atoms.text_contrast_high} numberOfLines={1}>
{sanitizeHandle(profile.handle, '@')}
</Text>
</View>
</View>
)}
</Button>
)
},
[
moderationOpts,
onCreateChat,
t.atoms.bg_contrast_25,
t.atoms.bg_contrast_50,
t.atoms.bg,
t.atoms.text,
t.atoms.text_contrast_high,
],
)
const listHeader = useMemo(() => {
return (
<View style={[a.relative, a.mb_lg]}>
{/* cover top corners */}
<View
style={[
a.absolute,
a.inset_0,
{
borderBottomLeftRadius: 8,
borderBottomRightRadius: 8,
},
t.atoms.bg,
]}
/>
<Dialog.Close />
<Text
style={[
a.text_2xl,
a.font_bold,
a.leading_tight,
a.pb_lg,
web(a.pt_lg),
]}>
<Trans>Start a new chat</Trans>
</Text>
<TextField.Root>
<TextField.Icon icon={Search} />
<TextField.Input
label={_(msg`Search profiles`)}
placeholder={_(msg`Search`)}
value={searchText}
onChangeText={text => {
setSearchText(text)
listRef.current?.scrollToOffset({offset: 0, animated: false})
}}
returnKeyType="search"
clearButtonMode="while-editing"
maxLength={50}
onKeyPress={({nativeEvent}) => {
if (nativeEvent.key === 'Escape') {
control.close()
}
}}
autoCorrect={false}
autoComplete="off"
autoCapitalize="none"
/>
</TextField.Root>
</View>
)
}, [t.atoms.bg, _, control, searchText])
return (
<Dialog.InnerFlatList
ref={listRef}
data={actorAutocompleteData}
renderItem={renderItem}
ListHeaderComponent={
<>
{listHeader}
{searchText.length > 0 && !actorAutocompleteData?.length && (
<ListMaybePlaceholder
isLoading={isFetching}
isError={isError}
onRetry={refetch}
hideBackButton={true}
emptyType="results"
sideBorders={false}
emptyMessage={
isError
? _(msg`No search results found for "${searchText}".`)
: _(msg`Could not load profiles. Please try again later.`)
}
/>
)}
</>
}
stickyHeaderIndices={[0]}
keyExtractor={(item: AppBskyActorDefs.ProfileView) => item.did}
// @ts-expect-error web only
style={isWeb && {minHeight: '100vh'}}
onScrollBeginDrag={() => Keyboard.dismiss()}
/>
)
}
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