Add image loading indicator.

3 files changed, 35 insertions, 9 deletions

diff --git a/ui/src/components/comment-form.tsx b/ui/src/components/comment-form.tsx
index 837cefb5..5b60aced 100644
--- a/ui/src/components/comment-form.tsx
+++ b/ui/src/components/comment-form.tsx
@@ -1,7 +1,7 @@
 import { Component, linkEvent } from 'inferno';
 import { CommentNode as CommentNodeI, CommentForm as CommentFormI, SearchForm, SearchType, SortType, UserOperation, SearchResponse } from '../interfaces';
 import { Subscription } from "rxjs";
-import { capitalizeFirstLetter, mentionDropdownFetchLimit, msgOp, mdToHtml, randomStr, imageUploadUrl, markdownHelpUrl } from '../utils';
+import { capitalizeFirstLetter, mentionDropdownFetchLimit, msgOp, mdToHtml, randomStr, markdownHelpUrl } from '../utils';
 import { WebSocketService, UserService } from '../services';
 import * as autosize from 'autosize';
 import { i18n } from '../i18next';
@@ -21,6 +21,7 @@ interface CommentFormState {
   commentForm: CommentFormI;
   buttonTitle: string;
   previewMode: boolean;
+  imageLoading: boolean;
 }
 
 export class CommentForm extends Component<CommentFormProps, CommentFormState> {
@@ -38,6 +39,7 @@ export class CommentForm extends Component<CommentFormProps, CommentFormState> {
     },
     buttonTitle: !this.props.node ? capitalizeFirstLetter(i18n.t('post')) : this.props.edit ? capitalizeFirstLetter(i18n.t('edit')) : capitalizeFirstLetter(i18n.t('reply')),
     previewMode: false,
+    imageLoading: false,
   }
 
   constructor(props: any, context: any) {
@@ -134,12 +136,15 @@ export class CommentForm extends Component<CommentFormProps, CommentFormState> {
               {this.state.commentForm.content &&
                 <button className={`btn btn-sm mr-2 btn-secondary ${this.state.previewMode && 'active'}`} onClick={linkEvent(this, this.handlePreviewToggle)}><T i18nKey="preview">#</T></button>
               }
-              {this.props.node && <button type="button" class="btn btn-sm btn-secondary" onClick={linkEvent(this, this.handleReplyCancel)}><T i18nKey="cancel">#</T></button>}
+              {this.props.node && <button type="button" class="btn btn-sm btn-secondary mr-2" onClick={linkEvent(this, this.handleReplyCancel)}><T i18nKey="cancel">#</T></button>}
               <a href={markdownHelpUrl} target="_blank" class="d-inline-block float-right text-muted small font-weight-bold"><T i18nKey="formatting_help">#</T></a>
               <form class="d-inline-block mr-2 float-right text-muted small font-weight-bold">
                 <label htmlFor={`file-upload-${this.id}`} class="pointer"><T i18nKey="upload_image">#</T></label>
-                <input id={`file-upload-${this.id}`} type="file" name="file" class="d-none" onChange={linkEvent(this, this.handleImageUpload)} />
+                <input id={`file-upload-${this.id}`} type="file" accept="image/*,video/*" name="file" class="d-none" onChange={linkEvent(this, this.handleImageUpload)} />
               </form>
+              {this.state.imageLoading && 
+                <svg class="icon icon-spinner spin"><use xlinkHref="#icon-spinner"></use></svg>
+              }
             </div>
           </div>
         </form>
@@ -187,6 +192,10 @@ export class CommentForm extends Component<CommentFormProps, CommentFormState> {
     const imageUploadUrl = `/pictshare/api/upload.php`;
     const formData = new FormData();
     formData.append('file', file);
+
+    i.state.imageLoading = true;
+    i.setState(i.state);
+
     fetch(imageUploadUrl, {
       method: 'POST',
       body: formData,
@@ -198,9 +207,14 @@ export class CommentForm extends Component<CommentFormProps, CommentFormState> {
       let content = i.state.commentForm.content;
       content = (content) ? `${content} ${markdown}` : markdown;
       i.state.commentForm.content = content;
+      i.state.imageLoading = false;
+      i.setState(i.state);
+    })
+    .catch((error) => {
+      i.state.imageLoading = false;
       i.setState(i.state);
+      alert(error);
     })
-    .catch((error) => alert(error));
   }
   
   userSearch(text: string, cb: any) {
diff --git a/ui/src/components/post-form.tsx b/ui/src/components/post-form.tsx
index 1591dde0..b59d07d6 100644
--- a/ui/src/components/post-form.tsx
+++ b/ui/src/components/post-form.tsx
@@ -4,7 +4,7 @@ import { Subscription } from "rxjs";
 import { retryWhen, delay, take } from 'rxjs/operators';
 import { PostForm as PostFormI, PostFormParams, Post, PostResponse, UserOperation, Community, ListCommunitiesResponse, ListCommunitiesForm, SortType, SearchForm, SearchType, SearchResponse } from '../interfaces';
 import { WebSocketService, UserService } from '../services';
-import { msgOp, getPageTitle, debounce, validURL, capitalizeFirstLetter, imageUploadUrl, markdownHelpUrl, mdToHtml } from '../utils';
+import { msgOp, getPageTitle, debounce, validURL, capitalizeFirstLetter, markdownHelpUrl, mdToHtml } from '../utils';
 import * as autosize from 'autosize';
 import { i18n } from '../i18next';
 import { T } from 'inferno-i18next';
@@ -21,6 +21,7 @@ interface PostFormState {
   postForm: PostFormI;
   communities: Array<Community>;
   loading: boolean;
+  imageLoading: boolean;
   previewMode: boolean;
   suggestedTitle: string;
   suggestedPosts: Array<Post>;
@@ -40,6 +41,7 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
     },
     communities: [],
     loading: false,
+    imageLoading: false,
     previewMode: false,
     suggestedTitle: undefined,
     suggestedPosts: [],
@@ -111,8 +113,11 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
               }
               <form>
                 <label htmlFor="file-upload" class="pointer d-inline-block mr-2 float-right text-muted small font-weight-bold"><T i18nKey="upload_image">#</T></label>
-                <input id="file-upload" type="file" name="file" class="d-none" onChange={linkEvent(this, this.handleImageUpload)} />
+                <input id="file-upload" type="file" accept="image/*,video/*" name="file" class="d-none" onChange={linkEvent(this, this.handleImageUpload)} />
               </form>
+              {this.state.imageLoading && 
+                <svg class="icon icon-spinner spin"><use xlinkHref="#icon-spinner"></use></svg>
+              }
               {this.state.crossPosts.length > 0 && 
                 <>
                   <div class="my-1 text-muted small font-weight-bold"><T i18nKey="cross_posts">#</T></div>
@@ -275,6 +280,10 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
     const imageUploadUrl = `/pictshare/api/upload.php`;
     const formData = new FormData();
     formData.append('file', file);
+
+    i.state.imageLoading = true;
+    i.setState(i.state);
+
     fetch(imageUploadUrl, {
       method: 'POST',
       body: formData,
@@ -285,11 +294,15 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
       if (res.filetype == 'mp4') {
         url += '/raw';
       }
-
       i.state.postForm.url = url;
+      i.state.imageLoading = false;
+      i.setState(i.state);
+    })
+    .catch((error) => {
+      i.state.imageLoading = false;
       i.setState(i.state);
+      alert(error);
     })
-    .catch((error) => alert(error));
   }
 
   parseMessage(msg: any) {
diff --git a/ui/src/utils.ts b/ui/src/utils.ts
index 4deafd8b..d9c8528f 100644
--- a/ui/src/utils.ts
+++ b/ui/src/utils.ts
@@ -15,7 +15,6 @@ import * as twemoji from 'twemoji';
 import * as emojiShortName from 'emoji-short-name';
 
 export const repoUrl = 'https://github.com/dessalines/lemmy';
-export const imageUploadUrl = 'https://postimages.org/';
 export const markdownHelpUrl = 'https://commonmark.org/help/';
 
 export const fetchLimit: number = 20;