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-rw-r--r--src/view/com/lists/ListItems.tsx387
1 files changed, 387 insertions, 0 deletions
diff --git a/src/view/com/lists/ListItems.tsx b/src/view/com/lists/ListItems.tsx
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index 000000000..32cafdb83
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+++ b/src/view/com/lists/ListItems.tsx
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+import React, {MutableRefObject} from 'react'
+import {
+  ActivityIndicator,
+  RefreshControl,
+  StyleProp,
+  StyleSheet,
+  View,
+  ViewStyle,
+} from 'react-native'
+import {AppBskyActorDefs, AppBskyGraphDefs, RichText} from '@atproto/api'
+import {observer} from 'mobx-react-lite'
+import {FlatList} from '../util/Views'
+import {ProfileCardFeedLoadingPlaceholder} from '../util/LoadingPlaceholder'
+import {ErrorMessage} from '../util/error/ErrorMessage'
+import {LoadMoreRetryBtn} from '../util/LoadMoreRetryBtn'
+import {ProfileCard} from '../profile/ProfileCard'
+import {Button} from '../util/forms/Button'
+import {Text} from '../util/text/Text'
+import {RichText as RichTextCom} from '../util/text/RichText'
+import {UserAvatar} from '../util/UserAvatar'
+import {TextLink} from '../util/Link'
+import {ListModel} from 'state/models/content/list'
+import {useAnalytics} from 'lib/analytics'
+import {usePalette} from 'lib/hooks/usePalette'
+import {useStores} from 'state/index'
+import {s} from 'lib/styles'
+import {isDesktopWeb} from 'platform/detection'
+
+const LOADING_ITEM = {_reactKey: '__loading__'}
+const HEADER_ITEM = {_reactKey: '__header__'}
+const EMPTY_ITEM = {_reactKey: '__empty__'}
+const ERROR_ITEM = {_reactKey: '__error__'}
+const LOAD_MORE_ERROR_ITEM = {_reactKey: '__load_more_error__'}
+
+export const ListItems = observer(
+  ({
+    list,
+    style,
+    scrollElRef,
+    onPressTryAgain,
+    onToggleSubscribed,
+    onPressEditList,
+    onPressDeleteList,
+    renderEmptyState,
+    testID,
+    headerOffset = 0,
+  }: {
+    list: ListModel
+    style?: StyleProp<ViewStyle>
+    scrollElRef?: MutableRefObject<FlatList<any> | null>
+    onPressTryAgain?: () => void
+    onToggleSubscribed?: () => void
+    onPressEditList?: () => void
+    onPressDeleteList?: () => void
+    renderEmptyState?: () => JSX.Element
+    testID?: string
+    headerOffset?: number
+  }) => {
+    const pal = usePalette('default')
+    const store = useStores()
+    const {track} = useAnalytics()
+    const [isRefreshing, setIsRefreshing] = React.useState(false)
+
+    const data = React.useMemo(() => {
+      let items: any[] = [HEADER_ITEM]
+      if (list.hasLoaded) {
+        if (list.hasError) {
+          items = items.concat([ERROR_ITEM])
+        }
+        if (list.isEmpty) {
+          items = items.concat([EMPTY_ITEM])
+        } else {
+          items = items.concat(list.items)
+        }
+        if (list.loadMoreError) {
+          items = items.concat([LOAD_MORE_ERROR_ITEM])
+        }
+      } else if (list.isLoading) {
+        items = items.concat([LOADING_ITEM])
+      }
+      return items
+    }, [
+      list.hasError,
+      list.hasLoaded,
+      list.isLoading,
+      list.isEmpty,
+      list.items,
+      list.loadMoreError,
+    ])
+
+    // events
+    // =
+
+    const onRefresh = React.useCallback(async () => {
+      track('Lists:onRefresh')
+      setIsRefreshing(true)
+      try {
+        await list.refresh()
+      } catch (err) {
+        list.rootStore.log.error('Failed to refresh lists', err)
+      }
+      setIsRefreshing(false)
+    }, [list, track, setIsRefreshing])
+
+    const onEndReached = React.useCallback(async () => {
+      track('Lists:onEndReached')
+      try {
+        await list.loadMore()
+      } catch (err) {
+        list.rootStore.log.error('Failed to load more lists', err)
+      }
+    }, [list, track])
+
+    const onPressRetryLoadMore = React.useCallback(() => {
+      list.retryLoadMore()
+    }, [list])
+
+    const onPressEditMembership = React.useCallback(
+      (profile: AppBskyActorDefs.ProfileViewBasic) => {
+        store.shell.openModal({
+          name: 'list-add-remove-user',
+          subject: profile.did,
+          displayName: profile.displayName || profile.handle,
+          onUpdate() {
+            list.refresh()
+          },
+        })
+      },
+      [store, list],
+    )
+
+    // rendering
+    // =
+
+    const renderMemberButton = React.useCallback(
+      (profile: AppBskyActorDefs.ProfileViewBasic) => {
+        if (!list.isOwner) {
+          return null
+        }
+        return (
+          <Button
+            type="default"
+            label="Edit"
+            onPress={() => onPressEditMembership(profile)}
+          />
+        )
+      },
+      [list, onPressEditMembership],
+    )
+
+    const renderItem = React.useCallback(
+      ({item}: {item: any}) => {
+        if (item === EMPTY_ITEM) {
+          if (renderEmptyState) {
+            return renderEmptyState()
+          }
+          return <View />
+        } else if (item === HEADER_ITEM) {
+          return list.list ? (
+            <ListHeader
+              list={list.list}
+              isOwner={list.isOwner}
+              onToggleSubscribed={onToggleSubscribed}
+              onPressEditList={onPressEditList}
+              onPressDeleteList={onPressDeleteList}
+            />
+          ) : null
+        } else if (item === ERROR_ITEM) {
+          return (
+            <ErrorMessage
+              message={list.error}
+              onPressTryAgain={onPressTryAgain}
+            />
+          )
+        } else if (item === LOAD_MORE_ERROR_ITEM) {
+          return (
+            <LoadMoreRetryBtn
+              label="There was an issue fetching the list. Tap here to try again."
+              onPress={onPressRetryLoadMore}
+            />
+          )
+        } else if (item === LOADING_ITEM) {
+          return <ProfileCardFeedLoadingPlaceholder />
+        }
+        return (
+          <ProfileCard
+            testID={`user-${
+              (item as AppBskyGraphDefs.ListItemView).subject.handle
+            }`}
+            profile={(item as AppBskyGraphDefs.ListItemView).subject}
+            renderButton={renderMemberButton}
+          />
+        )
+      },
+      [
+        list,
+        onPressTryAgain,
+        onPressRetryLoadMore,
+        renderMemberButton,
+        onPressEditList,
+        onPressDeleteList,
+        onToggleSubscribed,
+        renderEmptyState,
+      ],
+    )
+
+    const Footer = React.useCallback(
+      () =>
+        list.isLoading ? (
+          <View style={styles.feedFooter}>
+            <ActivityIndicator />
+          </View>
+        ) : (
+          <View />
+        ),
+      [list],
+    )
+
+    return (
+      <View testID={testID} style={style}>
+        {data.length > 0 && (
+          <FlatList
+            testID={testID ? `${testID}-flatlist` : undefined}
+            ref={scrollElRef}
+            data={data}
+            keyExtractor={item => item._reactKey}
+            renderItem={renderItem}
+            ListFooterComponent={Footer}
+            refreshControl={
+              <RefreshControl
+                refreshing={isRefreshing}
+                onRefresh={onRefresh}
+                tintColor={pal.colors.text}
+                titleColor={pal.colors.text}
+                progressViewOffset={headerOffset}
+              />
+            }
+            contentContainerStyle={s.contentContainer}
+            style={{paddingTop: headerOffset}}
+            onEndReached={onEndReached}
+            onEndReachedThreshold={0.6}
+            removeClippedSubviews={true}
+            contentOffset={{x: 0, y: headerOffset * -1}}
+            // @ts-ignore our .web version only -prf
+            desktopFixedHeight
+          />
+        )}
+      </View>
+    )
+  },
+)
+
+const ListHeader = observer(
+  ({
+    list,
+    isOwner,
+    onToggleSubscribed,
+    onPressEditList,
+    onPressDeleteList,
+  }: {
+    list: AppBskyGraphDefs.ListView
+    isOwner: boolean
+    onToggleSubscribed?: () => void
+    onPressEditList?: () => void
+    onPressDeleteList?: () => void
+  }) => {
+    const pal = usePalette('default')
+    const store = useStores()
+    const descriptionRT = React.useMemo(
+      () =>
+        list?.description &&
+        new RichText({text: list.description, facets: list.descriptionFacets}),
+      [list],
+    )
+    return (
+      <>
+        <View style={[styles.header, pal.border]}>
+          <View style={s.flex1}>
+            <Text testID="listName" type="title-xl" style={[pal.text, s.bold]}>
+              {list.name}
+            </Text>
+            {list && (
+              <Text type="md" style={[pal.textLight]} numberOfLines={1}>
+                {list.purpose === 'app.bsky.graph.defs#modlist' && 'Mute list '}
+                by{' '}
+                {list.creator.did === store.me.did ? (
+                  'you'
+                ) : (
+                  <TextLink
+                    text={`@${list.creator.handle}`}
+                    href={`/profile/${list.creator.did}`}
+                  />
+                )}
+              </Text>
+            )}
+            {descriptionRT && (
+              <RichTextCom
+                testID="listDescription"
+                style={[pal.text, styles.headerDescription]}
+                richText={descriptionRT}
+              />
+            )}
+            {isDesktopWeb && (
+              <View style={styles.headerBtns}>
+                {list.viewer?.muted ? (
+                  <Button
+                    type="inverted"
+                    label="Unsubscribe"
+                    accessibilityLabel="Unsubscribe"
+                    accessibilityHint=""
+                    onPress={onToggleSubscribed}
+                  />
+                ) : (
+                  <Button
+                    type="primary"
+                    label="Subscribe & Mute"
+                    accessibilityLabel="Subscribe and mute"
+                    accessibilityHint=""
+                    onPress={onToggleSubscribed}
+                  />
+                )}
+                {isOwner && (
+                  <Button
+                    type="default"
+                    label="Edit List"
+                    accessibilityLabel="Edit list"
+                    accessibilityHint=""
+                    onPress={onPressEditList}
+                  />
+                )}
+                {isOwner && (
+                  <Button
+                    type="default"
+                    label="Delete List"
+                    accessibilityLabel="Delete list"
+                    accessibilityHint=""
+                    onPress={onPressDeleteList}
+                  />
+                )}
+              </View>
+            )}
+          </View>
+          <View>
+            <UserAvatar avatar={list.avatar} size={64} />
+          </View>
+        </View>
+        <View style={[styles.fakeSelector, pal.border]}>
+          <View
+            style={[styles.fakeSelectorItem, {borderColor: pal.colors.link}]}>
+            <Text type="md-medium" style={[pal.text]}>
+              Muted users
+            </Text>
+          </View>
+        </View>
+      </>
+    )
+  },
+)
+
+const styles = StyleSheet.create({
+  header: {
+    flexDirection: 'row',
+    gap: 12,
+    paddingHorizontal: 16,
+    paddingTop: 12,
+    paddingBottom: 16,
+    borderTopWidth: 1,
+  },
+  headerDescription: {
+    marginTop: 8,
+  },
+  headerBtns: {
+    flexDirection: 'row',
+    gap: 8,
+    marginTop: 12,
+  },
+  fakeSelector: {
+    flexDirection: 'row',
+    paddingHorizontal: isDesktopWeb ? 16 : 6,
+  },
+  fakeSelectorItem: {
+    paddingHorizontal: 12,
+    paddingBottom: 8,
+    borderBottomWidth: 3,
+  },
+  feedFooter: {paddingTop: 20},
+})