Add feed sharing

src/lib/api/index.ts

@@ -18,6 +18,7 @@ export interface ExternalEmbedDraft {
   uri: string
   isLoading: boolean
   meta?: LinkMeta
+  embed?: AppBskyEmbedRecord.Main
   localThumb?: ImageModel
 }
 
@@ -135,40 +136,54 @@ export async function post(store: RootStoreModel, opts: PostOpts) {
   }
 
   if (opts.extLink && !opts.images?.length) {
-    let thumb
-    if (opts.extLink.localThumb) {
-      opts.onStateChange?.('Uploading link thumbnail...')
-      let encoding
-      if (opts.extLink.localThumb.mime) {
-        encoding = opts.extLink.localThumb.mime
-      } else if (opts.extLink.localThumb.path.endsWith('.png')) {
-        encoding = 'image/png'
-      } else if (
-        opts.extLink.localThumb.path.endsWith('.jpeg') ||
-        opts.extLink.localThumb.path.endsWith('.jpg')
-      ) {
-        encoding = 'image/jpeg'
-      } else {
-        store.log.warn(
-          'Unexpected image format for thumbnail, skipping',
-          opts.extLink.localThumb.path,
-        )
+    if (opts.extLink.embed) {
+      embed = opts.extLink.embed
+    } else {
+      let thumb
+      if (opts.extLink.localThumb) {
+        opts.onStateChange?.('Uploading link thumbnail...')
+        let encoding
+        if (opts.extLink.localThumb.mime) {
+          encoding = opts.extLink.localThumb.mime
+        } else if (opts.extLink.localThumb.path.endsWith('.png')) {
+          encoding = 'image/png'
+        } else if (
+          opts.extLink.localThumb.path.endsWith('.jpeg') ||
+          opts.extLink.localThumb.path.endsWith('.jpg')
+        ) {
+          encoding = 'image/jpeg'
+        } else {
+          store.log.warn(
+            'Unexpected image format for thumbnail, skipping',
+            opts.extLink.localThumb.path,
+          )
+        }
+        if (encoding) {
+          const thumbUploadRes = await uploadBlob(
+            store,
+            opts.extLink.localThumb.path,
+            encoding,
+          )
+          thumb = thumbUploadRes.data.blob
+        }
       }
-      if (encoding) {
-        const thumbUploadRes = await uploadBlob(
-          store,
-          opts.extLink.localThumb.path,
-          encoding,
-        )
-        thumb = thumbUploadRes.data.blob
-      }
-    }
 
-    if (opts.quote) {
-      embed = {
-        $type: 'app.bsky.embed.recordWithMedia',
-        record: embed,
-        media: {
+      if (opts.quote) {
+        embed = {
+          $type: 'app.bsky.embed.recordWithMedia',
+          record: embed,
+          media: {
+            $type: 'app.bsky.embed.external',
+            external: {
+              uri: opts.extLink.uri,
+              title: opts.extLink.meta?.title || '',
+              description: opts.extLink.meta?.description || '',
+              thumb,
+            },
+          } as AppBskyEmbedExternal.Main,
+        } as AppBskyEmbedRecordWithMedia.Main
+      } else {
+        embed = {
           $type: 'app.bsky.embed.external',
           external: {
             uri: opts.extLink.uri,
@@ -176,18 +191,8 @@ export async function post(store: RootStoreModel, opts: PostOpts) {
             description: opts.extLink.meta?.description || '',
             thumb,
           },
-        } as AppBskyEmbedExternal.Main,
-      } as AppBskyEmbedRecordWithMedia.Main
-    } else {
-      embed = {
-        $type: 'app.bsky.embed.external',
-        external: {
-          uri: opts.extLink.uri,
-          title: opts.extLink.meta?.title || '',
-          description: opts.extLink.meta?.description || '',
-          thumb,
-        },
-      } as AppBskyEmbedExternal.Main
+        } as AppBskyEmbedExternal.Main
+      }
     }
   }
 

src/lib/link-meta/bsky.ts

@@ -1,3 +1,4 @@
+import * as apilib from 'lib/api/index'
 import {LikelyType, LinkMeta} from './link-meta'
 // import {match as matchRoute} from 'view/routes'
 import {convertBskyAppUrlIfNeeded, makeRecordUri} from '../strings/url-helpers'
@@ -128,3 +129,29 @@ export async function getPostAsQuote(
     },
   }
 }
+
+export async function getFeedAsEmbed(
+  store: RootStoreModel,
+  url: string,
+): Promise<apilib.ExternalEmbedDraft> {
+  url = convertBskyAppUrlIfNeeded(url)
+  const [_0, user, _1, rkey] = url.split('/').filter(Boolean)
+  const feed = makeRecordUri(user, 'app.bsky.feed.generator', rkey)
+  const res = await store.agent.app.bsky.feed.getFeedGenerator({feed})
+  return {
+    isLoading: false,
+    uri: feed,
+    meta: {
+      url: feed,
+      likelyType: LikelyType.AtpData,
+      title: res.data.view.displayName,
+    },
+    embed: {
+      $type: 'app.bsky.embed.record',
+      record: {
+        uri: res.data.view.uri,
+        cid: res.data.view.cid,
+      },
+    },
+  }
+}

src/lib/strings/url-helpers.ts

@@ -82,6 +82,18 @@ export function isBskyPostUrl(url: string): boolean {
   return false
 }
 
+export function isBskyCustomFeedUrl(url: string): boolean {
+  if (isBskyAppUrl(url)) {
+    try {
+      const urlp = new URL(url)
+      return /profile\/(?<name>[^/]+)\/feed\/(?<rkey>[^/]+)/i.test(
+        urlp.pathname,
+      )
+    } catch {}
+  }
+  return false
+}
+
 export function convertBskyAppUrlIfNeeded(url: string): string {
   if (isBskyAppUrl(url)) {
     try {