Split attachments into file and media attachments

Author: Bjornskjald

src/types/Attachment.ts

@@ -3,4 +3,4 @@ export default interface Attachment {
 }
 export * from './attachments/XMAAttachment'
 export * from './attachments/FileAttachment'
-export { default as parseAttachment } from './attachments/parseAttachment'
+export { default as parseAttachments } from './attachments/parseAttachments'

src/types/attachments/parseAttachment.ts

@@ -0,0 +1,26 @@
+import parseFileAttachment from './parseFileAttachment'
+import parseBlobAttachment from './parseBlobAttachment'
+import parseXMAAttachment from './parseXMAAttachment'
+import { FileAttachment, XMAAttachment } from '../Attachment'
+
+interface Attachments {
+  fileAttachments: FileAttachment[],
+  mediaAttachments: XMAAttachment[]
+}
+
+export default function parseAttachments (attachments: any[]): Attachments {
+  const result: Attachments = {
+    fileAttachments: [],
+    mediaAttachments: []
+  }
+  for (let attachment of attachments) {
+    if (attachment.mimeType) result.fileAttachments.push(parseFileAttachment(attachment))
+    if (attachment.mimetype) result.fileAttachments.push(parseBlobAttachment(attachment))
+    if (attachment.xmaGraphQL) result.mediaAttachments.push(parseXMAAttachment(JSON.parse(attachment.xmaGraphQL)))
+    result.mediaAttachments.push({
+      type: 'Unknown',
+      ...attachment
+    })
+  }
+  return result
+}

src/types/attachments/parseAttachments.ts

@@ -1,10 +1,10 @@
-import { parseAttachment } from '../Attachment'
+import { parseAttachments } from '../Attachment'
 import Message, { Mention } from '../Message'
 
 export default function parseDeltaMessage (delta: any) {
   return {
     threadId: getThreadId(delta),
-    attachments: delta.attachments ? delta.attachments.map(parseAttachment) : [],
+    attachments: delta.attachments ? parseAttachments(delta.attachments) : [],
     authorId: delta.messageMetadata.actorFbId,
     id: delta.messageMetadata.messageId,
     timestamp: delta.messageMetadata.timestamp,