src/shared/components/post/post.tsx

   1 import autosize from "autosize";
   2 import { Component, createRef, linkEvent, RefObject } from "inferno";
   3 import {
   4   AddAdmin,
   5   AddModToCommunity,
   6   AddModToCommunityResponse,
   7   BanFromCommunity,
   8   BanFromCommunityResponse,
   9   BanPerson,
  10   BanPersonResponse,
  11   BlockCommunity,
  12   BlockPerson,
  13   CommentId,
  14   CommentReplyResponse,
  15   CommentResponse,
  16   CommentSortType,
  17   CommunityResponse,
  18   CreateComment,
  19   CreateCommentLike,
  20   CreateCommentReport,
  21   CreatePostLike,
  22   CreatePostReport,
  23   DeleteComment,
  24   DeleteCommunity,
  25   DeletePost,
  26   DistinguishComment,
  27   EditComment,
  28   EditCommunity,
  29   EditPost,
  30   FeaturePost,
  31   FollowCommunity,
  32   GetComments,
  33   GetCommentsResponse,
  34   GetCommunityResponse,
  35   GetPost,
  36   GetPostResponse,
  37   GetSiteResponse,
  38   LockPost,
  39   MarkCommentReplyAsRead,
  40   MarkPersonMentionAsRead,
  41   PostResponse,
  42   PurgeComment,
  43   PurgeCommunity,
  44   PurgeItemResponse,
  45   PurgePerson,
  46   PurgePost,
  47   RemoveComment,
  48   RemoveCommunity,
  49   RemovePost,
  50   SaveComment,
  51   SavePost,
  52   TransferCommunity,
  53 } from "lemmy-js-client";
  54 import { i18n } from "../../i18next";
  55 import {
  56   CommentNodeI,
  57   CommentViewType,
  58   InitialFetchRequest,
  59 } from "../../interfaces";
  60 import { UserService } from "../../services";
  61 import { FirstLoadService } from "../../services/FirstLoadService";
  62 import { HttpService, RequestState } from "../../services/HttpService";
  63 import {
  64   buildCommentsTree,
  65   commentsToFlatNodes,
  66   commentTreeMaxDepth,
  67   debounce,
  68   editComment,
  69   editWith,
  70   enableDownvotes,
  71   enableNsfw,
  72   getCommentIdFromProps,
  73   getCommentParentId,
  74   getDepthFromComment,
  75   getIdFromProps,
  76   isBrowser,
  77   isImage,
  78   myAuth,
  79   restoreScrollPosition,
  80   saveScrollPosition,
  81   setIsoData,
  82   setupTippy,
  83   toast,
  84   updateCommunityBlock,
  85   updatePersonBlock,
  86 } from "../../utils";
  87 import { CommentForm } from "../comment/comment-form";
  88 import { CommentNodes } from "../comment/comment-nodes";
  89 import { HtmlTags } from "../common/html-tags";
  90 import { Icon, Spinner } from "../common/icon";
  91 import { Sidebar } from "../community/sidebar";
  92 import { PostListing } from "./post-listing";
  93
  94 const commentsShownInterval = 15;
  95
  96 interface PostState {
  97   postId?: number;
  98   commentId?: number;
  99   postRes: RequestState<GetPostResponse>;
 100   commentsRes: RequestState<GetCommentsResponse>;
 101   commentSort: CommentSortType;
 102   commentViewType: CommentViewType;
 103   scrolled?: boolean;
 104   siteRes: GetSiteResponse;
 105   commentSectionRef?: RefObject<HTMLDivElement>;
 106   showSidebarMobile: boolean;
 107   maxCommentsShown: number;
 108   finished: Map<CommentId, boolean | undefined>;
 109   isIsomorphic: boolean;
 110 }
 111
 112 export class Post extends Component<any, PostState> {
 113   private isoData = setIsoData(this.context);
 114   private commentScrollDebounced: () => void;
 115   state: PostState = {
 116     postRes: { state: "empty" },
 117     commentsRes: { state: "empty" },
 118     postId: getIdFromProps(this.props),
 119     commentId: getCommentIdFromProps(this.props),
 120     commentSort: "Hot",
 121     commentViewType: CommentViewType.Tree,
 122     scrolled: false,
 123     siteRes: this.isoData.site_res,
 124     showSidebarMobile: false,
 125     maxCommentsShown: commentsShownInterval,
 126     finished: new Map(),
 127     isIsomorphic: false,
 128   };
 129
 130   constructor(props: any, context: any) {
 131     super(props, context);
 132
 133     this.handleDeleteCommunityClick =
 134       this.handleDeleteCommunityClick.bind(this);
 135     this.handleEditCommunity = this.handleEditCommunity.bind(this);
 136     this.handleFollow = this.handleFollow.bind(this);
 137     this.handleModRemoveCommunity = this.handleModRemoveCommunity.bind(this);
 138     this.handleCreateComment = this.handleCreateComment.bind(this);
 139     this.handleEditComment = this.handleEditComment.bind(this);
 140     this.handleSaveComment = this.handleSaveComment.bind(this);
 141     this.handleBlockCommunity = this.handleBlockCommunity.bind(this);
 142     this.handleBlockPerson = this.handleBlockPerson.bind(this);
 143     this.handleDeleteComment = this.handleDeleteComment.bind(this);
 144     this.handleRemoveComment = this.handleRemoveComment.bind(this);
 145     this.handleCommentVote = this.handleCommentVote.bind(this);
 146     this.handleAddModToCommunity = this.handleAddModToCommunity.bind(this);
 147     this.handleAddAdmin = this.handleAddAdmin.bind(this);
 148     this.handlePurgePerson = this.handlePurgePerson.bind(this);
 149     this.handlePurgeComment = this.handlePurgeComment.bind(this);
 150     this.handleCommentReport = this.handleCommentReport.bind(this);
 151     this.handleDistinguishComment = this.handleDistinguishComment.bind(this);
 152     this.handleTransferCommunity = this.handleTransferCommunity.bind(this);
 153     this.handleFetchChildren = this.handleFetchChildren.bind(this);
 154     this.handleCommentReplyRead = this.handleCommentReplyRead.bind(this);
 155     this.handlePersonMentionRead = this.handlePersonMentionRead.bind(this);
 156     this.handleBanFromCommunity = this.handleBanFromCommunity.bind(this);
 157     this.handleBanPerson = this.handleBanPerson.bind(this);
 158     this.handlePostEdit = this.handlePostEdit.bind(this);
 159     this.handlePostVote = this.handlePostVote.bind(this);
 160     this.handlePostReport = this.handlePostReport.bind(this);
 161     this.handleLockPost = this.handleLockPost.bind(this);
 162     this.handleDeletePost = this.handleDeletePost.bind(this);
 163     this.handleRemovePost = this.handleRemovePost.bind(this);
 164     this.handleSavePost = this.handleSavePost.bind(this);
 165     this.handlePurgePost = this.handlePurgePost.bind(this);
 166     this.handleFeaturePost = this.handleFeaturePost.bind(this);
 167
 168     this.state = { ...this.state, commentSectionRef: createRef() };
 169
 170     // Only fetch the data if coming from another route
 171     if (FirstLoadService.isFirstLoad) {
 172       const [postRes, commentsRes] = this.isoData.routeData;
 173
 174       this.state = {
 175         ...this.state,
 176         postRes,
 177         commentsRes,
 178         isIsomorphic: true,
 179       };
 180
 181       if (isBrowser()) {
 182         if (this.checkScrollIntoCommentsParam) {
 183           this.scrollIntoCommentSection();
 184         }
 185       }
 186     }
 187   }
 188
 189   async fetchPost() {
 190     this.setState({
 191       postRes: { state: "loading" },
 192       commentsRes: { state: "loading" },
 193     });
 194
 195     const auth = myAuth();
 196
 197     this.setState({
 198       postRes: await HttpService.client.getPost({
 199         id: this.state.postId,
 200         comment_id: this.state.commentId,
 201         auth,
 202       }),
 203       commentsRes: await HttpService.client.getComments({
 204         post_id: this.state.postId,
 205         parent_id: this.state.commentId,
 206         max_depth: commentTreeMaxDepth,
 207         sort: this.state.commentSort,
 208         type_: "All",
 209         saved_only: false,
 210         auth,
 211       }),
 212     });
 213
 214     setupTippy();
 215
 216     if (!this.state.commentId) restoreScrollPosition(this.context);
 217
 218     if (this.checkScrollIntoCommentsParam) {
 219       this.scrollIntoCommentSection();
 220     }
 221   }
 222
 223   static fetchInitialData({
 224     auth,
 225     client,
 226     path,
 227   }: InitialFetchRequest): Promise<any>[] {
 228     const pathSplit = path.split("/");
 229     const promises: Promise<RequestState<any>>[] = [];
 230
 231     const pathType = pathSplit.at(1);
 232     const id = pathSplit.at(2) ? Number(pathSplit.at(2)) : undefined;
 233
 234     const postForm: GetPost = {
 235       auth,
 236     };
 237
 238     const commentsForm: GetComments = {
 239       max_depth: commentTreeMaxDepth,
 240       sort: "Hot",
 241       type_: "All",
 242       saved_only: false,
 243       auth,
 244     };
 245
 246     // Set the correct id based on the path type
 247     if (pathType === "post") {
 248       postForm.id = id;
 249       commentsForm.post_id = id;
 250     } else {
 251       postForm.comment_id = id;
 252       commentsForm.parent_id = id;
 253     }
 254
 255     promises.push(client.getPost(postForm));
 256     promises.push(client.getComments(commentsForm));
 257
 258     return promises;
 259   }
 260
 261   componentWillUnmount() {
 262     document.removeEventListener("scroll", this.commentScrollDebounced);
 263
 264     saveScrollPosition(this.context);
 265   }
 266
 267   async componentDidMount() {
 268     if (!this.state.isIsomorphic) {
 269       await this.fetchPost();
 270     }
 271
 272     autosize(document.querySelectorAll("textarea"));
 273
 274     this.commentScrollDebounced = debounce(this.trackCommentsBoxScrolling, 100);
 275     document.addEventListener("scroll", this.commentScrollDebounced);
 276   }
 277
 278   async componentDidUpdate(_lastProps: any) {
 279     // Necessary if you are on a post and you click another post (same route)
 280     if (_lastProps.location.pathname !== _lastProps.history.location.pathname) {
 281       await this.fetchPost();
 282     }
 283   }
 284
 285   get checkScrollIntoCommentsParam() {
 286     return Boolean(
 287       new URLSearchParams(this.props.location.search).get("scrollToComments")
 288     );
 289   }
 290
 291   scrollIntoCommentSection() {
 292     this.state.commentSectionRef?.current?.scrollIntoView();
 293   }
 294
 295   isBottom(el: Element): boolean {
 296     return el?.getBoundingClientRect().bottom <= window.innerHeight;
 297   }
 298
 299   /**
 300    * Shows new comments when scrolling to the bottom of the comments div
 301    */
 302   trackCommentsBoxScrolling = () => {
 303     const wrappedElement = document.getElementsByClassName("comments")[0];
 304     if (wrappedElement && this.isBottom(wrappedElement)) {
 305       const commentCount =
 306         this.state.commentsRes.state == "success"
 307           ? this.state.commentsRes.data.comments.length
 308           : 0;
 309
 310       if (this.state.maxCommentsShown < commentCount) {
 311         this.setState({
 312           maxCommentsShown: this.state.maxCommentsShown + commentsShownInterval,
 313         });
 314       }
 315     }
 316   };
 317
 318   get documentTitle(): string {
 319     const siteName = this.state.siteRes.site_view.site.name;
 320     return this.state.postRes.state == "success"
 321       ? `${this.state.postRes.data.post_view.post.name} - ${siteName}`
 322       : siteName;
 323   }
 324
 325   get imageTag(): string | undefined {
 326     if (this.state.postRes.state == "success") {
 327       const post = this.state.postRes.data.post_view.post;
 328       const thumbnail = post.thumbnail_url;
 329       const url = post.url;
 330       return thumbnail || (url && isImage(url) ? url : undefined);
 331     } else return undefined;
 332   }
 333
 334   renderPostRes() {
 335     switch (this.state.postRes.state) {
 336       case "loading":
 337         return (
 338           <h5>
 339             <Spinner large />
 340           </h5>
 341         );
 342       case "success": {
 343         const res = this.state.postRes.data;
 344         return (
 345           <div className="row">
 346             <div className="col-12 col-md-8 mb-3">
 347               <HtmlTags
 348                 title={this.documentTitle}
 349                 path={this.context.router.route.match.url}
 350                 image={this.imageTag}
 351                 description={res.post_view.post.body}
 352               />
 353               <PostListing
 354                 post_view={res.post_view}
 355                 crossPosts={res.cross_posts}
 356                 showBody
 357                 showCommunity
 358                 moderators={res.moderators}
 359                 admins={this.state.siteRes.admins}
 360                 enableDownvotes={enableDownvotes(this.state.siteRes)}
 361                 enableNsfw={enableNsfw(this.state.siteRes)}
 362                 allLanguages={this.state.siteRes.all_languages}
 363                 siteLanguages={this.state.siteRes.discussion_languages}
 364                 onBlockPerson={this.handleBlockPerson}
 365                 onPostEdit={this.handlePostEdit}
 366                 onPostVote={this.handlePostVote}
 367                 onPostReport={this.handlePostReport}
 368                 onLockPost={this.handleLockPost}
 369                 onDeletePost={this.handleDeletePost}
 370                 onRemovePost={this.handleRemovePost}
 371                 onSavePost={this.handleSavePost}
 372                 onPurgePerson={this.handlePurgePerson}
 373                 onPurgePost={this.handlePurgePost}
 374                 onBanPerson={this.handleBanPerson}
 375                 onBanPersonFromCommunity={this.handleBanFromCommunity}
 376                 onAddModToCommunity={this.handleAddModToCommunity}
 377                 onAddAdmin={this.handleAddAdmin}
 378                 onTransferCommunity={this.handleTransferCommunity}
 379                 onFeaturePost={this.handleFeaturePost}
 380               />
 381               <div ref={this.state.commentSectionRef} className="mb-2" />
 382               <CommentForm
 383                 node={res.post_view.post.id}
 384                 disabled={res.post_view.post.locked}
 385                 allLanguages={this.state.siteRes.all_languages}
 386                 siteLanguages={this.state.siteRes.discussion_languages}
 387                 containerClass="post-comment-container"
 388                 onUpsertComment={this.handleCreateComment}
 389                 finished={this.state.finished.get(0)}
 390               />
 391               <div className="d-block d-md-none">
 392                 <button
 393                   className="btn btn-secondary d-inline-block mb-2 mr-3"
 394                   onClick={linkEvent(this, this.handleShowSidebarMobile)}
 395                 >
 396                   {i18n.t("sidebar")}{" "}
 397                   <Icon
 398                     icon={
 399                       this.state.showSidebarMobile
 400                         ? `minus-square`
 401                         : `plus-square`
 402                     }
 403                     classes="icon-inline"
 404                   />
 405                 </button>
 406                 {this.state.showSidebarMobile && this.sidebar()}
 407               </div>
 408               {this.sortRadios()}
 409               {this.state.commentViewType == CommentViewType.Tree &&
 410                 this.commentsTree()}
 411               {this.state.commentViewType == CommentViewType.Flat &&
 412                 this.commentsFlat()}
 413             </div>
 414             <div className="d-none d-md-block col-md-4">{this.sidebar()}</div>
 415           </div>
 416         );
 417       }
 418     }
 419   }
 420
 421   render() {
 422     return <div className="container-lg">{this.renderPostRes()}</div>;
 423   }
 424
 425   sortRadios() {
 426     return (
 427       <>
 428         <div className="btn-group btn-group-toggle flex-wrap mr-3 mb-2">
 429           <label
 430             className={`btn btn-outline-secondary pointer ${
 431               this.state.commentSort === "Hot" && "active"
 432             }`}
 433           >
 434             {i18n.t("hot")}
 435             <input
 436               type="radio"
 437               value={"Hot"}
 438               checked={this.state.commentSort === "Hot"}
 439               onChange={linkEvent(this, this.handleCommentSortChange)}
 440             />
 441           </label>
 442           <label
 443             className={`btn btn-outline-secondary pointer ${
 444               this.state.commentSort === "Top" && "active"
 445             }`}
 446           >
 447             {i18n.t("top")}
 448             <input
 449               type="radio"
 450               value={"Top"}
 451               checked={this.state.commentSort === "Top"}
 452               onChange={linkEvent(this, this.handleCommentSortChange)}
 453             />
 454           </label>
 455           <label
 456             className={`btn btn-outline-secondary pointer ${
 457               this.state.commentSort === "New" && "active"
 458             }`}
 459           >
 460             {i18n.t("new")}
 461             <input
 462               type="radio"
 463               value={"New"}
 464               checked={this.state.commentSort === "New"}
 465               onChange={linkEvent(this, this.handleCommentSortChange)}
 466             />
 467           </label>
 468           <label
 469             className={`btn btn-outline-secondary pointer ${
 470               this.state.commentSort === "Old" && "active"
 471             }`}
 472           >
 473             {i18n.t("old")}
 474             <input
 475               type="radio"
 476               value={"Old"}
 477               checked={this.state.commentSort === "Old"}
 478               onChange={linkEvent(this, this.handleCommentSortChange)}
 479             />
 480           </label>
 481         </div>
 482         <div className="btn-group btn-group-toggle flex-wrap mb-2">
 483           <label
 484             className={`btn btn-outline-secondary pointer ${
 485               this.state.commentViewType === CommentViewType.Flat && "active"
 486             }`}
 487           >
 488             {i18n.t("chat")}
 489             <input
 490               type="radio"
 491               value={CommentViewType.Flat}
 492               checked={this.state.commentViewType === CommentViewType.Flat}
 493               onChange={linkEvent(this, this.handleCommentViewTypeChange)}
 494             />
 495           </label>
 496         </div>
 497       </>
 498     );
 499   }
 500
 501   commentsFlat() {
 502     // These are already sorted by new
 503     const commentsRes = this.state.commentsRes;
 504     const postRes = this.state.postRes;
 505
 506     if (commentsRes.state == "success" && postRes.state == "success") {
 507       return (
 508         <div>
 509           <CommentNodes
 510             nodes={commentsToFlatNodes(commentsRes.data.comments)}
 511             viewType={this.state.commentViewType}
 512             maxCommentsShown={this.state.maxCommentsShown}
 513             noIndent
 514             locked={postRes.data.post_view.post.locked}
 515             moderators={postRes.data.moderators}
 516             admins={this.state.siteRes.admins}
 517             enableDownvotes={enableDownvotes(this.state.siteRes)}
 518             showContext
 519             finished={this.state.finished}
 520             allLanguages={this.state.siteRes.all_languages}
 521             siteLanguages={this.state.siteRes.discussion_languages}
 522             onSaveComment={this.handleSaveComment}
 523             onBlockPerson={this.handleBlockPerson}
 524             onDeleteComment={this.handleDeleteComment}
 525             onRemoveComment={this.handleRemoveComment}
 526             onCommentVote={this.handleCommentVote}
 527             onCommentReport={this.handleCommentReport}
 528             onDistinguishComment={this.handleDistinguishComment}
 529             onAddModToCommunity={this.handleAddModToCommunity}
 530             onAddAdmin={this.handleAddAdmin}
 531             onTransferCommunity={this.handleTransferCommunity}
 532             onFetchChildren={this.handleFetchChildren}
 533             onPurgeComment={this.handlePurgeComment}
 534             onPurgePerson={this.handlePurgePerson}
 535             onCommentReplyRead={this.handleCommentReplyRead}
 536             onPersonMentionRead={this.handlePersonMentionRead}
 537             onBanPersonFromCommunity={this.handleBanFromCommunity}
 538             onBanPerson={this.handleBanPerson}
 539             onCreateComment={this.handleCreateComment}
 540             onEditComment={this.handleEditComment}
 541           />
 542         </div>
 543       );
 544     }
 545   }
 546
 547   sidebar() {
 548     const res = this.state.postRes;
 549     if (res.state === "success") {
 550       return (
 551         <Sidebar
 552           community_view={res.data.community_view}
 553           moderators={res.data.moderators}
 554           admins={this.state.siteRes.admins}
 555           enableNsfw={enableNsfw(this.state.siteRes)}
 556           showIcon
 557           allLanguages={this.state.siteRes.all_languages}
 558           siteLanguages={this.state.siteRes.discussion_languages}
 559           onDeleteCommunity={this.handleDeleteCommunityClick}
 560           onLeaveModTeam={this.handleAddModToCommunity}
 561           onFollowCommunity={this.handleFollow}
 562           onRemoveCommunity={this.handleModRemoveCommunity}
 563           onPurgeCommunity={this.handlePurgeCommunity}
 564           onBlockCommunity={this.handleBlockCommunity}
 565           onEditCommunity={this.handleEditCommunity}
 566         />
 567       );
 568     }
 569   }
 570
 571   commentsTree() {
 572     const res = this.state.postRes;
 573     const firstComment = this.commentTree().at(0)?.comment_view.comment;
 574     const depth = getDepthFromComment(firstComment);
 575     const showContextButton = depth ? depth > 0 : false;
 576
 577     return (
 578       res.state == "success" && (
 579         <div>
 580           {!!this.state.commentId && (
 581             <>
 582               <button
 583                 className="pl-0 d-block btn btn-link text-muted"
 584                 onClick={linkEvent(this, this.handleViewPost)}
 585               >
 586                 {i18n.t("view_all_comments")} ➔
 587               </button>
 588               {showContextButton && (
 589                 <button
 590                   className="pl-0 d-block btn btn-link text-muted"
 591                   onClick={linkEvent(this, this.handleViewContext)}
 592                 >
 593                   {i18n.t("show_context")} ➔
 594                 </button>
 595               )}
 596             </>
 597           )}
 598           <CommentNodes
 599             nodes={this.commentTree()}
 600             viewType={this.state.commentViewType}
 601             maxCommentsShown={this.state.maxCommentsShown}
 602             locked={res.data.post_view.post.locked}
 603             moderators={res.data.moderators}
 604             admins={this.state.siteRes.admins}
 605             enableDownvotes={enableDownvotes(this.state.siteRes)}
 606             finished={this.state.finished}
 607             allLanguages={this.state.siteRes.all_languages}
 608             siteLanguages={this.state.siteRes.discussion_languages}
 609             onSaveComment={this.handleSaveComment}
 610             onBlockPerson={this.handleBlockPerson}
 611             onDeleteComment={this.handleDeleteComment}
 612             onRemoveComment={this.handleRemoveComment}
 613             onCommentVote={this.handleCommentVote}
 614             onCommentReport={this.handleCommentReport}
 615             onDistinguishComment={this.handleDistinguishComment}
 616             onAddModToCommunity={this.handleAddModToCommunity}
 617             onAddAdmin={this.handleAddAdmin}
 618             onTransferCommunity={this.handleTransferCommunity}
 619             onFetchChildren={this.handleFetchChildren}
 620             onPurgeComment={this.handlePurgeComment}
 621             onPurgePerson={this.handlePurgePerson}
 622             onCommentReplyRead={this.handleCommentReplyRead}
 623             onPersonMentionRead={this.handlePersonMentionRead}
 624             onBanPersonFromCommunity={this.handleBanFromCommunity}
 625             onBanPerson={this.handleBanPerson}
 626             onCreateComment={this.handleCreateComment}
 627             onEditComment={this.handleEditComment}
 628           />
 629         </div>
 630       )
 631     );
 632   }
 633
 634   commentTree(): CommentNodeI[] {
 635     if (this.state.commentsRes.state == "success") {
 636       return buildCommentsTree(
 637         this.state.commentsRes.data.comments,
 638         !!this.state.commentId
 639       );
 640     } else {
 641       return [];
 642     }
 643   }
 644
 645   async handleCommentSortChange(i: Post, event: any) {
 646     i.setState({
 647       commentSort: event.target.value as CommentSortType,
 648       commentViewType: CommentViewType.Tree,
 649       commentsRes: { state: "loading" },
 650       postRes: { state: "loading" },
 651     });
 652     await i.fetchPost();
 653   }
 654
 655   handleCommentViewTypeChange(i: Post, event: any) {
 656     i.setState({
 657       commentViewType: Number(event.target.value),
 658       commentSort: "New",
 659     });
 660   }
 661
 662   handleShowSidebarMobile(i: Post) {
 663     i.setState({ showSidebarMobile: !i.state.showSidebarMobile });
 664   }
 665
 666   handleViewPost(i: Post) {
 667     if (i.state.postRes.state == "success") {
 668       const id = i.state.postRes.data.post_view.post.id;
 669       i.context.router.history.push(`/post/${id}`);
 670     }
 671   }
 672
 673   handleViewContext(i: Post) {
 674     if (i.state.commentsRes.state == "success") {
 675       const parentId = getCommentParentId(
 676         i.state.commentsRes.data.comments.at(0)?.comment
 677       );
 678       if (parentId) {
 679         i.context.router.history.push(`/comment/${parentId}`);
 680       }
 681     }
 682   }
 683
 684   async handleDeleteCommunityClick(form: DeleteCommunity) {
 685     const deleteCommunityRes = await HttpService.client.deleteCommunity(form);
 686     this.updateCommunity(deleteCommunityRes);
 687   }
 688
 689   async handleAddModToCommunity(form: AddModToCommunity) {
 690     const addModRes = await HttpService.client.addModToCommunity(form);
 691     this.updateModerators(addModRes);
 692   }
 693
 694   async handleFollow(form: FollowCommunity) {
 695     const followCommunityRes = await HttpService.client.followCommunity(form);
 696     this.updateCommunity(followCommunityRes);
 697
 698     // Update myUserInfo
 699     if (followCommunityRes.state === "success") {
 700       const communityId = followCommunityRes.data.community_view.community.id;
 701       const mui = UserService.Instance.myUserInfo;
 702       if (mui) {
 703         mui.follows = mui.follows.filter(i => i.community.id != communityId);
 704       }
 705     }
 706   }
 707
 708   async handlePurgeCommunity(form: PurgeCommunity) {
 709     const purgeCommunityRes = await HttpService.client.purgeCommunity(form);
 710     this.purgeItem(purgeCommunityRes);
 711   }
 712
 713   async handlePurgePerson(form: PurgePerson) {
 714     const purgePersonRes = await HttpService.client.purgePerson(form);
 715     this.purgeItem(purgePersonRes);
 716   }
 717
 718   async handlePurgeComment(form: PurgeComment) {
 719     const purgeCommentRes = await HttpService.client.purgeComment(form);
 720     this.purgeItem(purgeCommentRes);
 721   }
 722
 723   async handlePurgePost(form: PurgePost) {
 724     const purgeRes = await HttpService.client.purgePost(form);
 725     this.purgeItem(purgeRes);
 726   }
 727
 728   async handleBlockCommunity(form: BlockCommunity) {
 729     const blockCommunityRes = await HttpService.client.blockCommunity(form);
 730     if (blockCommunityRes.state == "success") {
 731       updateCommunityBlock(blockCommunityRes.data);
 732       this.setState(s => {
 733         if (s.postRes.state == "success") {
 734           s.postRes.data.community_view.blocked =
 735             blockCommunityRes.data.blocked;
 736         }
 737       });
 738     }
 739   }
 740
 741   async handleBlockPerson(form: BlockPerson) {
 742     const blockPersonRes = await HttpService.client.blockPerson(form);
 743     if (blockPersonRes.state == "success") {
 744       updatePersonBlock(blockPersonRes.data);
 745     }
 746   }
 747
 748   async handleModRemoveCommunity(form: RemoveCommunity) {
 749     const removeCommunityRes = await HttpService.client.removeCommunity(form);
 750     this.updateCommunity(removeCommunityRes);
 751   }
 752
 753   async handleEditCommunity(form: EditCommunity) {
 754     const res = await HttpService.client.editCommunity(form);
 755     this.updateCommunity(res);
 756
 757     return res;
 758   }
 759
 760   async handleCreateComment(form: CreateComment) {
 761     const createCommentRes = await HttpService.client.createComment(form);
 762     this.createAndUpdateComments(createCommentRes);
 763
 764     return createCommentRes;
 765   }
 766
 767   async handleEditComment(form: EditComment) {
 768     const editCommentRes = await HttpService.client.editComment(form);
 769     this.findAndUpdateComment(editCommentRes);
 770
 771     return editCommentRes;
 772   }
 773
 774   async handleDeleteComment(form: DeleteComment) {
 775     const deleteCommentRes = await HttpService.client.deleteComment(form);
 776     this.findAndUpdateComment(deleteCommentRes);
 777   }
 778
 779   async handleDeletePost(form: DeletePost) {
 780     const deleteRes = await HttpService.client.deletePost(form);
 781     this.updatePost(deleteRes);
 782   }
 783
 784   async handleRemovePost(form: RemovePost) {
 785     const removeRes = await HttpService.client.removePost(form);
 786     this.updatePost(removeRes);
 787   }
 788
 789   async handleRemoveComment(form: RemoveComment) {
 790     const removeCommentRes = await HttpService.client.removeComment(form);
 791     this.findAndUpdateComment(removeCommentRes);
 792   }
 793
 794   async handleSaveComment(form: SaveComment) {
 795     const saveCommentRes = await HttpService.client.saveComment(form);
 796     this.findAndUpdateComment(saveCommentRes);
 797   }
 798
 799   async handleSavePost(form: SavePost) {
 800     const saveRes = await HttpService.client.savePost(form);
 801     this.updatePost(saveRes);
 802   }
 803
 804   async handleFeaturePost(form: FeaturePost) {
 805     const featureRes = await HttpService.client.featurePost(form);
 806     this.updatePost(featureRes);
 807   }
 808
 809   async handleCommentVote(form: CreateCommentLike) {
 810     const voteRes = await HttpService.client.likeComment(form);
 811     this.findAndUpdateComment(voteRes);
 812   }
 813
 814   async handlePostVote(form: CreatePostLike) {
 815     const voteRes = await HttpService.client.likePost(form);
 816     this.updatePost(voteRes);
 817   }
 818
 819   async handlePostEdit(form: EditPost) {
 820     const res = await HttpService.client.editPost(form);
 821     this.updatePost(res);
 822   }
 823
 824   async handleCommentReport(form: CreateCommentReport) {
 825     const reportRes = await HttpService.client.createCommentReport(form);
 826     if (reportRes.state == "success") {
 827       toast(i18n.t("report_created"));
 828     }
 829   }
 830
 831   async handlePostReport(form: CreatePostReport) {
 832     const reportRes = await HttpService.client.createPostReport(form);
 833     if (reportRes.state == "success") {
 834       toast(i18n.t("report_created"));
 835     }
 836   }
 837
 838   async handleLockPost(form: LockPost) {
 839     const lockRes = await HttpService.client.lockPost(form);
 840     this.updatePost(lockRes);
 841   }
 842
 843   async handleDistinguishComment(form: DistinguishComment) {
 844     const distinguishRes = await HttpService.client.distinguishComment(form);
 845     this.findAndUpdateComment(distinguishRes);
 846   }
 847
 848   async handleAddAdmin(form: AddAdmin) {
 849     const addAdminRes = await HttpService.client.addAdmin(form);
 850
 851     if (addAdminRes.state === "success") {
 852       this.setState(s => ((s.siteRes.admins = addAdminRes.data.admins), s));
 853     }
 854   }
 855
 856   async handleTransferCommunity(form: TransferCommunity) {
 857     const transferCommunityRes = await HttpService.client.transferCommunity(
 858       form
 859     );
 860     this.updateCommunityFull(transferCommunityRes);
 861   }
 862
 863   async handleFetchChildren(form: GetComments) {
 864     const moreCommentsRes = await HttpService.client.getComments(form);
 865     if (
 866       this.state.commentsRes.state == "success" &&
 867       moreCommentsRes.state == "success"
 868     ) {
 869       const newComments = moreCommentsRes.data.comments;
 870       // Remove the first comment, since it is the parent
 871       newComments.shift();
 872       const newRes = this.state.commentsRes;
 873       newRes.data.comments.push(...newComments);
 874       this.setState({ commentsRes: newRes });
 875     }
 876   }
 877
 878   async handleCommentReplyRead(form: MarkCommentReplyAsRead) {
 879     const readRes = await HttpService.client.markCommentReplyAsRead(form);
 880     this.findAndUpdateCommentReply(readRes);
 881   }
 882
 883   async handlePersonMentionRead(form: MarkPersonMentionAsRead) {
 884     // TODO not sure what to do here. Maybe it is actually optional, because post doesn't need it.
 885     await HttpService.client.markPersonMentionAsRead(form);
 886   }
 887
 888   async handleBanFromCommunity(form: BanFromCommunity) {
 889     const banRes = await HttpService.client.banFromCommunity(form);
 890     this.updateBan(banRes);
 891   }
 892
 893   async handleBanPerson(form: BanPerson) {
 894     const banRes = await HttpService.client.banPerson(form);
 895     this.updateBan(banRes);
 896   }
 897
 898   updateBanFromCommunity(banRes: RequestState<BanFromCommunityResponse>) {
 899     // Maybe not necessary
 900     if (banRes.state == "success") {
 901       this.setState(s => {
 902         if (
 903           s.postRes.state == "success" &&
 904           s.postRes.data.post_view.creator.id ==
 905             banRes.data.person_view.person.id
 906         ) {
 907           s.postRes.data.post_view.creator_banned_from_community =
 908             banRes.data.banned;
 909         }
 910         if (s.commentsRes.state == "success") {
 911           s.commentsRes.data.comments
 912             .filter(c => c.creator.id == banRes.data.person_view.person.id)
 913             .forEach(
 914               c => (c.creator_banned_from_community = banRes.data.banned)
 915             );
 916         }
 917         return s;
 918       });
 919     }
 920   }
 921
 922   updateBan(banRes: RequestState<BanPersonResponse>) {
 923     // Maybe not necessary
 924     if (banRes.state == "success") {
 925       this.setState(s => {
 926         if (
 927           s.postRes.state == "success" &&
 928           s.postRes.data.post_view.creator.id ==
 929             banRes.data.person_view.person.id
 930         ) {
 931           s.postRes.data.post_view.creator.banned = banRes.data.banned;
 932         }
 933         if (s.commentsRes.state == "success") {
 934           s.commentsRes.data.comments
 935             .filter(c => c.creator.id == banRes.data.person_view.person.id)
 936             .forEach(c => (c.creator.banned = banRes.data.banned));
 937         }
 938         return s;
 939       });
 940     }
 941   }
 942
 943   updateCommunity(communityRes: RequestState<CommunityResponse>) {
 944     this.setState(s => {
 945       if (s.postRes.state == "success" && communityRes.state == "success") {
 946         s.postRes.data.community_view = communityRes.data.community_view;
 947       }
 948       return s;
 949     });
 950   }
 951
 952   updateCommunityFull(res: RequestState<GetCommunityResponse>) {
 953     this.setState(s => {
 954       if (s.postRes.state == "success" && res.state == "success") {
 955         s.postRes.data.community_view = res.data.community_view;
 956         s.postRes.data.moderators = res.data.moderators;
 957       }
 958       return s;
 959     });
 960   }
 961
 962   updatePost(post: RequestState<PostResponse>) {
 963     this.setState(s => {
 964       if (s.postRes.state == "success" && post.state == "success") {
 965         s.postRes.data.post_view = post.data.post_view;
 966       }
 967       return s;
 968     });
 969   }
 970
 971   purgeItem(purgeRes: RequestState<PurgeItemResponse>) {
 972     if (purgeRes.state == "success") {
 973       toast(i18n.t("purge_success"));
 974       this.context.router.history.push(`/`);
 975     }
 976   }
 977
 978   createAndUpdateComments(res: RequestState<CommentResponse>) {
 979     this.setState(s => {
 980       if (s.commentsRes.state === "success" && res.state === "success") {
 981         s.commentsRes.data.comments.unshift(res.data.comment_view);
 982
 983         // Set finished for the parent
 984         s.finished.set(
 985           getCommentParentId(res.data.comment_view.comment) ?? 0,
 986           true
 987         );
 988       }
 989       return s;
 990     });
 991   }
 992
 993   findAndUpdateComment(res: RequestState<CommentResponse>) {
 994     this.setState(s => {
 995       if (s.commentsRes.state == "success" && res.state == "success") {
 996         s.commentsRes.data.comments = editComment(
 997           res.data.comment_view,
 998           s.commentsRes.data.comments
 999         );
1000         s.finished.set(res.data.comment_view.comment.id, true);
1001       }
1002       return s;
1003     });
1004   }
1005
1006   findAndUpdateCommentReply(res: RequestState<CommentReplyResponse>) {
1007     this.setState(s => {
1008       if (s.commentsRes.state == "success" && res.state == "success") {
1009         s.commentsRes.data.comments = editWith(
1010           res.data.comment_reply_view,
1011           s.commentsRes.data.comments
1012         );
1013       }
1014       return s;
1015     });
1016   }
1017
1018   updateModerators(res: RequestState<AddModToCommunityResponse>) {
1019     // Update the moderators
1020     this.setState(s => {
1021       if (s.postRes.state == "success" && res.state == "success") {
1022         s.postRes.data.moderators = res.data.moderators;
1023       }
1024       return s;
1025     });
1026   }
1027 }