[🐴] Appeal form for disabled DMs (#4126)

* add appeal dialog

* use useMutation for the labels on me dialog

* replace text button with small button

src/screens/Messages/Conversation/ChatDisabled.tsx

@@ -1,8 +1,17 @@
-import React from 'react'
+import React, {useCallback, useState} from 'react'
 import {View} from 'react-native'
-import {Trans} from '@lingui/macro'
+import {ComAtprotoModerationDefs} from '@atproto/api'
+import {msg, Trans} from '@lingui/macro'
+import {useLingui} from '@lingui/react'
+import {useMutation} from '@tanstack/react-query'
 
-import {atoms as a, useTheme} from '#/alf'
+import {logger} from '#/logger'
+import {useAgent, useSession} from '#/state/session'
+import * as Toast from '#/view/com/util/Toast'
+import {atoms as a, useBreakpoints, useTheme} from '#/alf'
+import {Button, ButtonIcon, ButtonText} from '#/components/Button'
+import * as Dialog from '#/components/Dialog'
+import {Loader} from '#/components/Loader'
 import {Text} from '#/components/Typography'
 
 export function ChatDisabled() {
@@ -20,7 +29,123 @@ export function ChatDisabled() {
             access to chats on Bluesky.
           </Trans>
         </Text>
+        <AppealDialog />
       </View>
     </View>
   )
 }
+
+function AppealDialog() {
+  const control = Dialog.useDialogControl()
+  const {_} = useLingui()
+
+  return (
+    <>
+      <Button
+        testID="appealDisabledChatBtn"
+        variant="solid"
+        color="secondary"
+        size="small"
+        onPress={control.open}
+        label={_(msg`Appeal this decision`)}
+        style={a.mt_sm}>
+        <ButtonText>{_(msg`Appeal this decision`)}</ButtonText>
+      </Button>
+
+      <Dialog.Outer control={control}>
+        <Dialog.Handle />
+        <DialogInner />
+      </Dialog.Outer>
+    </>
+  )
+}
+
+function DialogInner() {
+  const {_} = useLingui()
+  const control = Dialog.useDialogContext()
+  const [details, setDetails] = useState('')
+  const {gtMobile} = useBreakpoints()
+  const {getAgent} = useAgent()
+  const {currentAccount} = useSession()
+
+  const {mutate, isPending} = useMutation({
+    mutationFn: async () => {
+      if (!currentAccount)
+        throw new Error('No current account, should be unreachable')
+      await getAgent().createModerationReport({
+        reasonType: ComAtprotoModerationDefs.REASONAPPEAL,
+        subject: {
+          $type: 'com.atproto.admin.defs#repoRef',
+          did: currentAccount.did,
+        },
+        reason: details,
+      })
+    },
+    onError: err => {
+      logger.error('Failed to submit chat appeal', {message: err})
+      Toast.show(_(msg`Failed to submit appeal, please try again.`))
+    },
+    onSuccess: () => {
+      control.close()
+      Toast.show(_(msg`Appeal submitted`))
+    },
+  })
+
+  const onSubmit = useCallback(() => mutate(), [mutate])
+  const onBack = useCallback(() => control.close(), [control])
+
+  return (
+    <Dialog.ScrollableInner label={_(msg`Appeal this decision`)}>
+      <Text style={[a.text_2xl, a.font_bold, a.pb_xs, a.leading_tight]}>
+        <Trans>Appeal this decision</Trans>
+      </Text>
+      <Text style={[a.text_md, a.leading_snug]}>
+        <Trans>
+          This appeal will be sent to the Bluesky moderation service.
+        </Trans>
+      </Text>
+      <View style={[a.my_md]}>
+        <Dialog.Input
+          label={_(msg`Text input field`)}
+          placeholder={_(
+            msg`Please explain why you think your chats were incorrectly disabled`,
+          )}
+          value={details}
+          onChangeText={setDetails}
+          autoFocus={true}
+          numberOfLines={3}
+          multiline
+          maxLength={300}
+        />
+      </View>
+
+      <View
+        style={
+          gtMobile
+            ? [a.flex_row, a.justify_between]
+            : [{flexDirection: 'column-reverse'}, a.gap_sm]
+        }>
+        <Button
+          testID="backBtn"
+          variant="solid"
+          color="secondary"
+          size="medium"
+          onPress={onBack}
+          label={_(msg`Back`)}>
+          <ButtonText>{_(msg`Back`)}</ButtonText>
+        </Button>
+        <Button
+          testID="submitBtn"
+          variant="solid"
+          color="primary"
+          size="medium"
+          onPress={onSubmit}
+          label={_(msg`Submit`)}>
+          <ButtonText>{_(msg`Submit`)}</ButtonText>
+          {isPending && <ButtonIcon icon={Loader} />}
+        </Button>
+      </View>
+      <Dialog.Close />
+    </Dialog.ScrollableInner>
+  )
+}