add rich text preview

src/services/api/api.service.js

@@ -617,7 +617,8 @@ const postStatus = ({
   poll,
   mediaIds = [],
   inReplyToStatusId,
-  contentType
+  contentType,
+  preview
 }) => {
   const form = new FormData()
   const pollOptions = poll.options || []
@@ -647,6 +648,9 @@ const postStatus = ({
   if (inReplyToStatusId) {
     form.append('in_reply_to_id', inReplyToStatusId)
   }
+  if (preview) {
+    form.append('preview', 'true')
+  }
 
   return fetch(MASTODON_POST_STATUS_URL, {
     body: form,
@@ -654,13 +658,7 @@ const postStatus = ({
     headers: authHeaders(credentials)
   })
     .then((response) => {
-      if (response.ok) {
-        return response.json()
-      } else {
-        return {
-          error: response
-        }
-      }
+      return response.json()
     })
     .then((data) => data.error ? data : parseStatus(data))
 }

src/services/status_poster/status_poster.service.js

@@ -1,7 +1,18 @@
 import { map } from 'lodash'
 import apiService from '../api/api.service.js'
 
-const postStatus = ({ store, status, spoilerText, visibility, sensitive, poll, media = [], inReplyToStatusId = undefined, contentType = 'text/plain' }) => {
+const postStatus = ({
+  store,
+  status,
+  spoilerText,
+  visibility,
+  sensitive,
+  poll,
+  media = [],
+  inReplyToStatusId = undefined,
+  contentType = 'text/plain',
+  preview = false
+}) => {
   const mediaIds = map(media, 'id')
 
   return apiService.postStatus({
@@ -13,9 +24,11 @@ const postStatus = ({ store, status, spoilerText, visibility, sensitive, poll, m
     mediaIds,
     inReplyToStatusId,
     contentType,
-    poll })
+    poll,
+    preview
+  })
     .then((data) => {
-      if (!data.error) {
+      if (!data.error && !preview) {
         store.dispatch('addNewStatuses', {
           statuses: [data],
           timeline: 'friends',