view all saved algos in settings

1 files changed, 77 insertions, 7 deletions

diff --git a/src/view/screens/CustomAlgorithms.tsx b/src/view/screens/CustomAlgorithms.tsx
index 3e2fa7e73..05951f98e 100644
--- a/src/view/screens/CustomAlgorithms.tsx
+++ b/src/view/screens/CustomAlgorithms.tsx
@@ -1,27 +1,97 @@
+import React, {useCallback, useMemo} from 'react'
+import {
+  RefreshControl,
+  StyleSheet,
+  View,
+  FlatList,
+  ActivityIndicator,
+} from 'react-native'
+import {useFocusEffect} from '@react-navigation/native'
 import {NativeStackScreenProps} from '@react-navigation/native-stack'
+import {useAnalytics} from 'lib/analytics'
 import {usePalette} from 'lib/hooks/usePalette'
 import {CommonNavigatorParams} from 'lib/routes/types'
 import {observer} from 'mobx-react-lite'
-import React from 'react'
-import {StyleSheet, View} from 'react-native'
+import {useStores} from 'state/index'
+import {SavedFeedsModel} from 'state/models/feeds/algo/saved'
+import AlgoItem from 'view/com/algos/AlgoItem'
 import {withAuthRequired} from 'view/com/auth/withAuthRequired'
 import {ViewHeader} from 'view/com/util/ViewHeader'
+import {CenteredView} from 'view/com/util/Views'
 import {Text} from 'view/com/util/text/Text'
+import {isDesktopWeb} from 'platform/detection'
+import {s} from 'lib/styles'
 
 type Props = NativeStackScreenProps<CommonNavigatorParams, 'CustomAlgorithms'>
 
 const CustomAlgorithms = withAuthRequired(
-  observer((props: Props) => {
+  observer(({}: Props) => {
     const pal = usePalette('default')
+    const rootStore = useStores()
+    const {screen} = useAnalytics()
+
+    const savedFeeds = useMemo(
+      () => new SavedFeedsModel(rootStore),
+      [rootStore],
+    )
+
+    useFocusEffect(
+      useCallback(() => {
+        screen('SavedFeeds')
+        rootStore.shell.setMinimalShellMode(false)
+        savedFeeds.refresh()
+      }, [screen, rootStore, savedFeeds]),
+    )
+
     return (
-      <View>
+      <CenteredView style={{flex: 1}}>
         <ViewHeader title="Custom Algorithms" showOnDesktop />
-        <Text>CustomAlgorithms</Text>
-      </View>
+        {!savedFeeds.hasContent || savedFeeds.isEmpty ? (
+          <View style={[pal.border, !isDesktopWeb && s.flex1]}>
+            <View style={[pal.viewLight]}>
+              <Text type="lg" style={[pal.text]}>
+                You don't have any saved feeds. To save a feed, click the save
+                button when a custom feed or algorithm shows up.
+              </Text>
+            </View>
+          </View>
+        ) : (
+          <FlatList
+            style={[!isDesktopWeb && s.flex1]}
+            data={savedFeeds.feeds}
+            keyExtractor={item => item.data.uri}
+            refreshControl={
+              <RefreshControl
+                refreshing={savedFeeds.isRefreshing}
+                onRefresh={() => savedFeeds.refresh()}
+                tintColor={pal.colors.text}
+                titleColor={pal.colors.text}
+              />
+            }
+            onEndReached={() => savedFeeds.loadMore()}
+            renderItem={({item}) => (
+              <AlgoItem key={item.data.uri} item={item} />
+            )}
+            initialNumToRender={15}
+            ListFooterComponent={() => (
+              <View style={styles.footer}>
+                {savedFeeds.isLoading && <ActivityIndicator />}
+              </View>
+            )}
+            extraData={savedFeeds.isLoading}
+            // @ts-ignore our .web version only -prf
+            desktopFixedHeight
+          />
+        )}
+      </CenteredView>
     )
   }),
 )
 
 export default CustomAlgorithms
 
-const styles = StyleSheet.create({})
+const styles = StyleSheet.create({
+  footer: {
+    paddingVertical: 20,
+  },
+})