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   RouteDataResponse,
  81   saveScrollPosition,
  82   setIsoData,
  83   setupTippy,
  84   toast,
  85   updateCommunityBlock,
  86   updatePersonBlock,
  87 } from "../../utils";
  88 import { CommentForm } from "../comment/comment-form";
  89 import { CommentNodes } from "../comment/comment-nodes";
  90 import { HtmlTags } from "../common/html-tags";
  91 import { Icon, Spinner } from "../common/icon";
  92 import { Sidebar } from "../community/sidebar";
  93 import { PostListing } from "./post-listing";
  94
  95 const commentsShownInterval = 15;
  96
  97 type PostData = RouteDataResponse<{
  98   postRes: GetPostResponse;
  99   commentsRes: GetCommentsResponse;
 100 }>;
 101
 102 interface PostState {
 103   postId?: number;
 104   commentId?: number;
 105   postRes: RequestState<GetPostResponse>;
 106   commentsRes: RequestState<GetCommentsResponse>;
 107   commentSort: CommentSortType;
 108   commentViewType: CommentViewType;
 109   scrolled?: boolean;
 110   siteRes: GetSiteResponse;
 111   commentSectionRef?: RefObject<HTMLDivElement>;
 112   showSidebarMobile: boolean;
 113   maxCommentsShown: number;
 114   finished: Map<CommentId, boolean | undefined>;
 115   isIsomorphic: boolean;
 116 }
 117
 118 export class Post extends Component<any, PostState> {
 119   private isoData = setIsoData<PostData>(this.context);
 120   private commentScrollDebounced: () => void;
 121   state: PostState = {
 122     postRes: { state: "empty" },
 123     commentsRes: { state: "empty" },
 124     postId: getIdFromProps(this.props),
 125     commentId: getCommentIdFromProps(this.props),
 126     commentSort: "Hot",
 127     commentViewType: CommentViewType.Tree,
 128     scrolled: false,
 129     siteRes: this.isoData.site_res,
 130     showSidebarMobile: false,
 131     maxCommentsShown: commentsShownInterval,
 132     finished: new Map(),
 133     isIsomorphic: false,
 134   };
 135
 136   constructor(props: any, context: any) {
 137     super(props, context);
 138
 139     this.handleDeleteCommunityClick =
 140       this.handleDeleteCommunityClick.bind(this);
 141     this.handleEditCommunity = this.handleEditCommunity.bind(this);
 142     this.handleFollow = this.handleFollow.bind(this);
 143     this.handleModRemoveCommunity = this.handleModRemoveCommunity.bind(this);
 144     this.handleCreateComment = this.handleCreateComment.bind(this);
 145     this.handleEditComment = this.handleEditComment.bind(this);
 146     this.handleSaveComment = this.handleSaveComment.bind(this);
 147     this.handleBlockCommunity = this.handleBlockCommunity.bind(this);
 148     this.handleBlockPerson = this.handleBlockPerson.bind(this);
 149     this.handleDeleteComment = this.handleDeleteComment.bind(this);
 150     this.handleRemoveComment = this.handleRemoveComment.bind(this);
 151     this.handleCommentVote = this.handleCommentVote.bind(this);
 152     this.handleAddModToCommunity = this.handleAddModToCommunity.bind(this);
 153     this.handleAddAdmin = this.handleAddAdmin.bind(this);
 154     this.handlePurgePerson = this.handlePurgePerson.bind(this);
 155     this.handlePurgeComment = this.handlePurgeComment.bind(this);
 156     this.handleCommentReport = this.handleCommentReport.bind(this);
 157     this.handleDistinguishComment = this.handleDistinguishComment.bind(this);
 158     this.handleTransferCommunity = this.handleTransferCommunity.bind(this);
 159     this.handleFetchChildren = this.handleFetchChildren.bind(this);
 160     this.handleCommentReplyRead = this.handleCommentReplyRead.bind(this);
 161     this.handlePersonMentionRead = this.handlePersonMentionRead.bind(this);
 162     this.handleBanFromCommunity = this.handleBanFromCommunity.bind(this);
 163     this.handleBanPerson = this.handleBanPerson.bind(this);
 164     this.handlePostEdit = this.handlePostEdit.bind(this);
 165     this.handlePostVote = this.handlePostVote.bind(this);
 166     this.handlePostReport = this.handlePostReport.bind(this);
 167     this.handleLockPost = this.handleLockPost.bind(this);
 168     this.handleDeletePost = this.handleDeletePost.bind(this);
 169     this.handleRemovePost = this.handleRemovePost.bind(this);
 170     this.handleSavePost = this.handleSavePost.bind(this);
 171     this.handlePurgePost = this.handlePurgePost.bind(this);
 172     this.handleFeaturePost = this.handleFeaturePost.bind(this);
 173
 174     this.state = { ...this.state, commentSectionRef: createRef() };
 175
 176     // Only fetch the data if coming from another route
 177     if (FirstLoadService.isFirstLoad) {
 178       const { commentsRes, postRes } = this.isoData.routeData;
 179
 180       this.state = {
 181         ...this.state,
 182         postRes,
 183         commentsRes,
 184         isIsomorphic: true,
 185       };
 186
 187       if (isBrowser()) {
 188         if (this.checkScrollIntoCommentsParam) {
 189           this.scrollIntoCommentSection();
 190         }
 191       }
 192     }
 193   }
 194
 195   async fetchPost() {
 196     this.setState({
 197       postRes: { state: "loading" },
 198       commentsRes: { state: "loading" },
 199     });
 200
 201     const auth = myAuth();
 202
 203     this.setState({
 204       postRes: await HttpService.client.getPost({
 205         id: this.state.postId,
 206         comment_id: this.state.commentId,
 207         auth,
 208       }),
 209       commentsRes: await HttpService.client.getComments({
 210         post_id: this.state.postId,
 211         parent_id: this.state.commentId,
 212         max_depth: commentTreeMaxDepth,
 213         sort: this.state.commentSort,
 214         type_: "All",
 215         saved_only: false,
 216         auth,
 217       }),
 218     });
 219
 220     setupTippy();
 221
 222     if (!this.state.commentId) restoreScrollPosition(this.context);
 223
 224     if (this.checkScrollIntoCommentsParam) {
 225       this.scrollIntoCommentSection();
 226     }
 227   }
 228
 229   static async fetchInitialData({
 230     client,
 231     path,
 232     auth,
 233   }: InitialFetchRequest): Promise<PostData> {
 234     const pathSplit = path.split("/");
 235
 236     const pathType = pathSplit.at(1);
 237     const id = pathSplit.at(2) ? Number(pathSplit.at(2)) : undefined;
 238
 239     const postForm: GetPost = {
 240       auth,
 241     };
 242
 243     const commentsForm: GetComments = {
 244       max_depth: commentTreeMaxDepth,
 245       sort: "Hot",
 246       type_: "All",
 247       saved_only: false,
 248       auth,
 249     };
 250
 251     // Set the correct id based on the path type
 252     if (pathType === "post") {
 253       postForm.id = id;
 254       commentsForm.post_id = id;
 255     } else {
 256       postForm.comment_id = id;
 257       commentsForm.parent_id = id;
 258     }
 259
 260     return {
 261       postRes: await client.getPost(postForm),
 262       commentsRes: await client.getComments(commentsForm),
 263     };
 264   }
 265
 266   componentWillUnmount() {
 267     document.removeEventListener("scroll", this.commentScrollDebounced);
 268
 269     saveScrollPosition(this.context);
 270   }
 271
 272   async componentDidMount() {
 273     if (!this.state.isIsomorphic) {
 274       await this.fetchPost();
 275     }
 276
 277     autosize(document.querySelectorAll("textarea"));
 278
 279     this.commentScrollDebounced = debounce(this.trackCommentsBoxScrolling, 100);
 280     document.addEventListener("scroll", this.commentScrollDebounced);
 281   }
 282
 283   async componentDidUpdate(_lastProps: any) {
 284     // Necessary if you are on a post and you click another post (same route)
 285     if (_lastProps.location.pathname !== _lastProps.history.location.pathname) {
 286       await this.fetchPost();
 287     }
 288   }
 289
 290   get checkScrollIntoCommentsParam() {
 291     return Boolean(
 292       new URLSearchParams(this.props.location.search).get("scrollToComments")
 293     );
 294   }
 295
 296   scrollIntoCommentSection() {
 297     this.state.commentSectionRef?.current?.scrollIntoView();
 298   }
 299
 300   isBottom(el: Element): boolean {
 301     return el?.getBoundingClientRect().bottom <= window.innerHeight;
 302   }
 303
 304   /**
 305    * Shows new comments when scrolling to the bottom of the comments div
 306    */
 307   trackCommentsBoxScrolling = () => {
 308     const wrappedElement = document.getElementsByClassName("comments")[0];
 309     if (wrappedElement && this.isBottom(wrappedElement)) {
 310       const commentCount =
 311         this.state.commentsRes.state == "success"
 312           ? this.state.commentsRes.data.comments.length
 313           : 0;
 314
 315       if (this.state.maxCommentsShown < commentCount) {
 316         this.setState({
 317           maxCommentsShown: this.state.maxCommentsShown + commentsShownInterval,
 318         });
 319       }
 320     }
 321   };
 322
 323   get documentTitle(): string {
 324     const siteName = this.state.siteRes.site_view.site.name;
 325     return this.state.postRes.state == "success"
 326       ? `${this.state.postRes.data.post_view.post.name} - ${siteName}`
 327       : siteName;
 328   }
 329
 330   get imageTag(): string | undefined {
 331     if (this.state.postRes.state == "success") {
 332       const post = this.state.postRes.data.post_view.post;
 333       const thumbnail = post.thumbnail_url;
 334       const url = post.url;
 335       return thumbnail || (url && isImage(url) ? url : undefined);
 336     } else return undefined;
 337   }
 338
 339   renderPostRes() {
 340     switch (this.state.postRes.state) {
 341       case "loading":
 342         return (
 343           <h5>
 344             <Spinner large />
 345           </h5>
 346         );
 347       case "success": {
 348         const res = this.state.postRes.data;
 349         return (
 350           <div className="row">
 351             <div className="col-12 col-md-8 mb-3">
 352               <HtmlTags
 353                 title={this.documentTitle}
 354                 path={this.context.router.route.match.url}
 355                 image={this.imageTag}
 356                 description={res.post_view.post.body}
 357               />
 358               <PostListing
 359                 post_view={res.post_view}
 360                 crossPosts={res.cross_posts}
 361                 showBody
 362                 showCommunity
 363                 moderators={res.moderators}
 364                 admins={this.state.siteRes.admins}
 365                 enableDownvotes={enableDownvotes(this.state.siteRes)}
 366                 enableNsfw={enableNsfw(this.state.siteRes)}
 367                 allLanguages={this.state.siteRes.all_languages}
 368                 siteLanguages={this.state.siteRes.discussion_languages}
 369                 onBlockPerson={this.handleBlockPerson}
 370                 onPostEdit={this.handlePostEdit}
 371                 onPostVote={this.handlePostVote}
 372                 onPostReport={this.handlePostReport}
 373                 onLockPost={this.handleLockPost}
 374                 onDeletePost={this.handleDeletePost}
 375                 onRemovePost={this.handleRemovePost}
 376                 onSavePost={this.handleSavePost}
 377                 onPurgePerson={this.handlePurgePerson}
 378                 onPurgePost={this.handlePurgePost}
 379                 onBanPerson={this.handleBanPerson}
 380                 onBanPersonFromCommunity={this.handleBanFromCommunity}
 381                 onAddModToCommunity={this.handleAddModToCommunity}
 382                 onAddAdmin={this.handleAddAdmin}
 383                 onTransferCommunity={this.handleTransferCommunity}
 384                 onFeaturePost={this.handleFeaturePost}
 385               />
 386               <div ref={this.state.commentSectionRef} className="mb-2" />
 387               <CommentForm
 388                 node={res.post_view.post.id}
 389                 disabled={res.post_view.post.locked}
 390                 allLanguages={this.state.siteRes.all_languages}
 391                 siteLanguages={this.state.siteRes.discussion_languages}
 392                 onUpsertComment={this.handleCreateComment}
 393                 finished={this.state.finished.get(0)}
 394               />
 395               <div className="d-block d-md-none">
 396                 <button
 397                   className="btn btn-secondary d-inline-block mb-2 mr-3"
 398                   onClick={linkEvent(this, this.handleShowSidebarMobile)}
 399                 >
 400                   {i18n.t("sidebar")}{" "}
 401                   <Icon
 402                     icon={
 403                       this.state.showSidebarMobile
 404                         ? `minus-square`
 405                         : `plus-square`
 406                     }
 407                     classes="icon-inline"
 408                   />
 409                 </button>
 410                 {this.state.showSidebarMobile && this.sidebar()}
 411               </div>
 412               {this.sortRadios()}
 413               {this.state.commentViewType == CommentViewType.Tree &&
 414                 this.commentsTree()}
 415               {this.state.commentViewType == CommentViewType.Flat &&
 416                 this.commentsFlat()}
 417             </div>
 418             <div className="d-none d-md-block col-md-4">{this.sidebar()}</div>
 419           </div>
 420         );
 421       }
 422     }
 423   }
 424
 425   render() {
 426     return <div className="container-lg">{this.renderPostRes()}</div>;
 427   }
 428
 429   sortRadios() {
 430     return (
 431       <>
 432         <div className="btn-group btn-group-toggle flex-wrap mr-3 mb-2">
 433           <label
 434             className={`btn btn-outline-secondary pointer ${
 435               this.state.commentSort === "Hot" && "active"
 436             }`}
 437           >
 438             {i18n.t("hot")}
 439             <input
 440               type="radio"
 441               value={"Hot"}
 442               checked={this.state.commentSort === "Hot"}
 443               onChange={linkEvent(this, this.handleCommentSortChange)}
 444             />
 445           </label>
 446           <label
 447             className={`btn btn-outline-secondary pointer ${
 448               this.state.commentSort === "Top" && "active"
 449             }`}
 450           >
 451             {i18n.t("top")}
 452             <input
 453               type="radio"
 454               value={"Top"}
 455               checked={this.state.commentSort === "Top"}
 456               onChange={linkEvent(this, this.handleCommentSortChange)}
 457             />
 458           </label>
 459           <label
 460             className={`btn btn-outline-secondary pointer ${
 461               this.state.commentSort === "New" && "active"
 462             }`}
 463           >
 464             {i18n.t("new")}
 465             <input
 466               type="radio"
 467               value={"New"}
 468               checked={this.state.commentSort === "New"}
 469               onChange={linkEvent(this, this.handleCommentSortChange)}
 470             />
 471           </label>
 472           <label
 473             className={`btn btn-outline-secondary pointer ${
 474               this.state.commentSort === "Old" && "active"
 475             }`}
 476           >
 477             {i18n.t("old")}
 478             <input
 479               type="radio"
 480               value={"Old"}
 481               checked={this.state.commentSort === "Old"}
 482               onChange={linkEvent(this, this.handleCommentSortChange)}
 483             />
 484           </label>
 485         </div>
 486         <div className="btn-group btn-group-toggle flex-wrap mb-2">
 487           <label
 488             className={`btn btn-outline-secondary pointer ${
 489               this.state.commentViewType === CommentViewType.Flat && "active"
 490             }`}
 491           >
 492             {i18n.t("chat")}
 493             <input
 494               type="radio"
 495               value={CommentViewType.Flat}
 496               checked={this.state.commentViewType === CommentViewType.Flat}
 497               onChange={linkEvent(this, this.handleCommentViewTypeChange)}
 498             />
 499           </label>
 500         </div>
 501       </>
 502     );
 503   }
 504
 505   commentsFlat() {
 506     // These are already sorted by new
 507     const commentsRes = this.state.commentsRes;
 508     const postRes = this.state.postRes;
 509
 510     if (commentsRes.state == "success" && postRes.state == "success") {
 511       return (
 512         <div>
 513           <CommentNodes
 514             nodes={commentsToFlatNodes(commentsRes.data.comments)}
 515             viewType={this.state.commentViewType}
 516             maxCommentsShown={this.state.maxCommentsShown}
 517             noIndent
 518             locked={postRes.data.post_view.post.locked}
 519             moderators={postRes.data.moderators}
 520             admins={this.state.siteRes.admins}
 521             enableDownvotes={enableDownvotes(this.state.siteRes)}
 522             showContext
 523             finished={this.state.finished}
 524             allLanguages={this.state.siteRes.all_languages}
 525             siteLanguages={this.state.siteRes.discussion_languages}
 526             onSaveComment={this.handleSaveComment}
 527             onBlockPerson={this.handleBlockPerson}
 528             onDeleteComment={this.handleDeleteComment}
 529             onRemoveComment={this.handleRemoveComment}
 530             onCommentVote={this.handleCommentVote}
 531             onCommentReport={this.handleCommentReport}
 532             onDistinguishComment={this.handleDistinguishComment}
 533             onAddModToCommunity={this.handleAddModToCommunity}
 534             onAddAdmin={this.handleAddAdmin}
 535             onTransferCommunity={this.handleTransferCommunity}
 536             onFetchChildren={this.handleFetchChildren}
 537             onPurgeComment={this.handlePurgeComment}
 538             onPurgePerson={this.handlePurgePerson}
 539             onCommentReplyRead={this.handleCommentReplyRead}
 540             onPersonMentionRead={this.handlePersonMentionRead}
 541             onBanPersonFromCommunity={this.handleBanFromCommunity}
 542             onBanPerson={this.handleBanPerson}
 543             onCreateComment={this.handleCreateComment}
 544             onEditComment={this.handleEditComment}
 545           />
 546         </div>
 547       );
 548     }
 549   }
 550
 551   sidebar() {
 552     const res = this.state.postRes;
 553     if (res.state === "success") {
 554       return (
 555         <div className="mb-3">
 556           <Sidebar
 557             community_view={res.data.community_view}
 558             moderators={res.data.moderators}
 559             admins={this.state.siteRes.admins}
 560             online={res.data.online}
 561             enableNsfw={enableNsfw(this.state.siteRes)}
 562             showIcon
 563             allLanguages={this.state.siteRes.all_languages}
 564             siteLanguages={this.state.siteRes.discussion_languages}
 565             onDeleteCommunity={this.handleDeleteCommunityClick}
 566             onLeaveModTeam={this.handleAddModToCommunity}
 567             onFollowCommunity={this.handleFollow}
 568             onRemoveCommunity={this.handleModRemoveCommunity}
 569             onPurgeCommunity={this.handlePurgeCommunity}
 570             onBlockCommunity={this.handleBlockCommunity}
 571             onEditCommunity={this.handleEditCommunity}
 572           />
 573         </div>
 574       );
 575     }
 576   }
 577
 578   commentsTree() {
 579     const res = this.state.postRes;
 580     const firstComment = this.commentTree().at(0)?.comment_view.comment;
 581     const depth = getDepthFromComment(firstComment);
 582     const showContextButton = depth ? depth > 0 : false;
 583
 584     return (
 585       res.state == "success" && (
 586         <div>
 587           {!!this.state.commentId && (
 588             <>
 589               <button
 590                 className="pl-0 d-block btn btn-link text-muted"
 591                 onClick={linkEvent(this, this.handleViewPost)}
 592               >
 593                 {i18n.t("view_all_comments")} ➔
 594               </button>
 595               {showContextButton && (
 596                 <button
 597                   className="pl-0 d-block btn btn-link text-muted"
 598                   onClick={linkEvent(this, this.handleViewContext)}
 599                 >
 600                   {i18n.t("show_context")} ➔
 601                 </button>
 602               )}
 603             </>
 604           )}
 605           <CommentNodes
 606             nodes={this.commentTree()}
 607             viewType={this.state.commentViewType}
 608             maxCommentsShown={this.state.maxCommentsShown}
 609             locked={res.data.post_view.post.locked}
 610             moderators={res.data.moderators}
 611             admins={this.state.siteRes.admins}
 612             enableDownvotes={enableDownvotes(this.state.siteRes)}
 613             finished={this.state.finished}
 614             allLanguages={this.state.siteRes.all_languages}
 615             siteLanguages={this.state.siteRes.discussion_languages}
 616             onSaveComment={this.handleSaveComment}
 617             onBlockPerson={this.handleBlockPerson}
 618             onDeleteComment={this.handleDeleteComment}
 619             onRemoveComment={this.handleRemoveComment}
 620             onCommentVote={this.handleCommentVote}
 621             onCommentReport={this.handleCommentReport}
 622             onDistinguishComment={this.handleDistinguishComment}
 623             onAddModToCommunity={this.handleAddModToCommunity}
 624             onAddAdmin={this.handleAddAdmin}
 625             onTransferCommunity={this.handleTransferCommunity}
 626             onFetchChildren={this.handleFetchChildren}
 627             onPurgeComment={this.handlePurgeComment}
 628             onPurgePerson={this.handlePurgePerson}
 629             onCommentReplyRead={this.handleCommentReplyRead}
 630             onPersonMentionRead={this.handlePersonMentionRead}
 631             onBanPersonFromCommunity={this.handleBanFromCommunity}
 632             onBanPerson={this.handleBanPerson}
 633             onCreateComment={this.handleCreateComment}
 634             onEditComment={this.handleEditComment}
 635           />
 636         </div>
 637       )
 638     );
 639   }
 640
 641   commentTree(): CommentNodeI[] {
 642     if (this.state.commentsRes.state == "success") {
 643       return buildCommentsTree(
 644         this.state.commentsRes.data.comments,
 645         !!this.state.commentId
 646       );
 647     } else {
 648       return [];
 649     }
 650   }
 651
 652   async handleCommentSortChange(i: Post, event: any) {
 653     i.setState({
 654       commentSort: event.target.value as CommentSortType,
 655       commentViewType: CommentViewType.Tree,
 656       commentsRes: { state: "loading" },
 657       postRes: { state: "loading" },
 658     });
 659     await i.fetchPost();
 660   }
 661
 662   handleCommentViewTypeChange(i: Post, event: any) {
 663     i.setState({
 664       commentViewType: Number(event.target.value),
 665       commentSort: "New",
 666     });
 667   }
 668
 669   handleShowSidebarMobile(i: Post) {
 670     i.setState({ showSidebarMobile: !i.state.showSidebarMobile });
 671   }
 672
 673   handleViewPost(i: Post) {
 674     if (i.state.postRes.state == "success") {
 675       const id = i.state.postRes.data.post_view.post.id;
 676       i.context.router.history.push(`/post/${id}`);
 677     }
 678   }
 679
 680   handleViewContext(i: Post) {
 681     if (i.state.commentsRes.state == "success") {
 682       const parentId = getCommentParentId(
 683         i.state.commentsRes.data.comments.at(0)?.comment
 684       );
 685       if (parentId) {
 686         i.context.router.history.push(`/comment/${parentId}`);
 687       }
 688     }
 689   }
 690
 691   async handleDeleteCommunityClick(form: DeleteCommunity) {
 692     const deleteCommunityRes = await HttpService.client.deleteCommunity(form);
 693     this.updateCommunity(deleteCommunityRes);
 694   }
 695
 696   async handleAddModToCommunity(form: AddModToCommunity) {
 697     const addModRes = await HttpService.client.addModToCommunity(form);
 698     this.updateModerators(addModRes);
 699   }
 700
 701   async handleFollow(form: FollowCommunity) {
 702     const followCommunityRes = await HttpService.client.followCommunity(form);
 703     this.updateCommunity(followCommunityRes);
 704
 705     // Update myUserInfo
 706     if (followCommunityRes.state === "success") {
 707       const communityId = followCommunityRes.data.community_view.community.id;
 708       const mui = UserService.Instance.myUserInfo;
 709       if (mui) {
 710         mui.follows = mui.follows.filter(i => i.community.id != communityId);
 711       }
 712     }
 713   }
 714
 715   async handlePurgeCommunity(form: PurgeCommunity) {
 716     const purgeCommunityRes = await HttpService.client.purgeCommunity(form);
 717     this.purgeItem(purgeCommunityRes);
 718   }
 719
 720   async handlePurgePerson(form: PurgePerson) {
 721     const purgePersonRes = await HttpService.client.purgePerson(form);
 722     this.purgeItem(purgePersonRes);
 723   }
 724
 725   async handlePurgeComment(form: PurgeComment) {
 726     const purgeCommentRes = await HttpService.client.purgeComment(form);
 727     this.purgeItem(purgeCommentRes);
 728   }
 729
 730   async handlePurgePost(form: PurgePost) {
 731     const purgeRes = await HttpService.client.purgePost(form);
 732     this.purgeItem(purgeRes);
 733   }
 734
 735   async handleBlockCommunity(form: BlockCommunity) {
 736     const blockCommunityRes = await HttpService.client.blockCommunity(form);
 737     // TODO Probably isn't necessary
 738     this.setState(s => {
 739       if (
 740         s.postRes.state == "success" &&
 741         blockCommunityRes.state == "success"
 742       ) {
 743         s.postRes.data.community_view = blockCommunityRes.data.community_view;
 744       }
 745       return s;
 746     });
 747
 748     if (blockCommunityRes.state == "success") {
 749       updateCommunityBlock(blockCommunityRes.data);
 750     }
 751   }
 752
 753   async handleBlockPerson(form: BlockPerson) {
 754     const blockPersonRes = await HttpService.client.blockPerson(form);
 755     if (blockPersonRes.state == "success") {
 756       updatePersonBlock(blockPersonRes.data);
 757     }
 758   }
 759
 760   async handleModRemoveCommunity(form: RemoveCommunity) {
 761     const removeCommunityRes = await HttpService.client.removeCommunity(form);
 762     this.updateCommunity(removeCommunityRes);
 763   }
 764
 765   async handleEditCommunity(form: EditCommunity) {
 766     const res = await HttpService.client.editCommunity(form);
 767     this.updateCommunity(res);
 768
 769     return res;
 770   }
 771
 772   async handleCreateComment(form: CreateComment) {
 773     const createCommentRes = await HttpService.client.createComment(form);
 774     this.createAndUpdateComments(createCommentRes);
 775
 776     return createCommentRes;
 777   }
 778
 779   async handleEditComment(form: EditComment) {
 780     const editCommentRes = await HttpService.client.editComment(form);
 781     this.findAndUpdateComment(editCommentRes);
 782
 783     return editCommentRes;
 784   }
 785
 786   async handleDeleteComment(form: DeleteComment) {
 787     const deleteCommentRes = await HttpService.client.deleteComment(form);
 788     this.findAndUpdateComment(deleteCommentRes);
 789   }
 790
 791   async handleDeletePost(form: DeletePost) {
 792     const deleteRes = await HttpService.client.deletePost(form);
 793     this.updatePost(deleteRes);
 794   }
 795
 796   async handleRemovePost(form: RemovePost) {
 797     const removeRes = await HttpService.client.removePost(form);
 798     this.updatePost(removeRes);
 799   }
 800
 801   async handleRemoveComment(form: RemoveComment) {
 802     const removeCommentRes = await HttpService.client.removeComment(form);
 803     this.findAndUpdateComment(removeCommentRes);
 804   }
 805
 806   async handleSaveComment(form: SaveComment) {
 807     const saveCommentRes = await HttpService.client.saveComment(form);
 808     this.findAndUpdateComment(saveCommentRes);
 809   }
 810
 811   async handleSavePost(form: SavePost) {
 812     const saveRes = await HttpService.client.savePost(form);
 813     this.updatePost(saveRes);
 814   }
 815
 816   async handleFeaturePost(form: FeaturePost) {
 817     const featureRes = await HttpService.client.featurePost(form);
 818     this.updatePost(featureRes);
 819   }
 820
 821   async handleCommentVote(form: CreateCommentLike) {
 822     const voteRes = await HttpService.client.likeComment(form);
 823     this.findAndUpdateComment(voteRes);
 824   }
 825
 826   async handlePostVote(form: CreatePostLike) {
 827     const voteRes = await HttpService.client.likePost(form);
 828     this.updatePost(voteRes);
 829   }
 830
 831   async handlePostEdit(form: EditPost) {
 832     const res = await HttpService.client.editPost(form);
 833     this.updatePost(res);
 834   }
 835
 836   async handleCommentReport(form: CreateCommentReport) {
 837     const reportRes = await HttpService.client.createCommentReport(form);
 838     if (reportRes.state == "success") {
 839       toast(i18n.t("report_created"));
 840     }
 841   }
 842
 843   async handlePostReport(form: CreatePostReport) {
 844     const reportRes = await HttpService.client.createPostReport(form);
 845     if (reportRes.state == "success") {
 846       toast(i18n.t("report_created"));
 847     }
 848   }
 849
 850   async handleLockPost(form: LockPost) {
 851     const lockRes = await HttpService.client.lockPost(form);
 852     this.updatePost(lockRes);
 853   }
 854
 855   async handleDistinguishComment(form: DistinguishComment) {
 856     const distinguishRes = await HttpService.client.distinguishComment(form);
 857     this.findAndUpdateComment(distinguishRes);
 858   }
 859
 860   async handleAddAdmin(form: AddAdmin) {
 861     const addAdminRes = await HttpService.client.addAdmin(form);
 862
 863     if (addAdminRes.state === "success") {
 864       this.setState(s => ((s.siteRes.admins = addAdminRes.data.admins), s));
 865     }
 866   }
 867
 868   async handleTransferCommunity(form: TransferCommunity) {
 869     const transferCommunityRes = await HttpService.client.transferCommunity(
 870       form
 871     );
 872     this.updateCommunityFull(transferCommunityRes);
 873   }
 874
 875   async handleFetchChildren(form: GetComments) {
 876     const moreCommentsRes = await HttpService.client.getComments(form);
 877     if (
 878       this.state.commentsRes.state == "success" &&
 879       moreCommentsRes.state == "success"
 880     ) {
 881       const newComments = moreCommentsRes.data.comments;
 882       // Remove the first comment, since it is the parent
 883       newComments.shift();
 884       const newRes = this.state.commentsRes;
 885       newRes.data.comments.push(...newComments);
 886       this.setState({ commentsRes: newRes });
 887     }
 888   }
 889
 890   async handleCommentReplyRead(form: MarkCommentReplyAsRead) {
 891     const readRes = await HttpService.client.markCommentReplyAsRead(form);
 892     this.findAndUpdateCommentReply(readRes);
 893   }
 894
 895   async handlePersonMentionRead(form: MarkPersonMentionAsRead) {
 896     // TODO not sure what to do here. Maybe it is actually optional, because post doesn't need it.
 897     await HttpService.client.markPersonMentionAsRead(form);
 898   }
 899
 900   async handleBanFromCommunity(form: BanFromCommunity) {
 901     const banRes = await HttpService.client.banFromCommunity(form);
 902     this.updateBan(banRes);
 903   }
 904
 905   async handleBanPerson(form: BanPerson) {
 906     const banRes = await HttpService.client.banPerson(form);
 907     this.updateBan(banRes);
 908   }
 909
 910   updateBanFromCommunity(banRes: RequestState<BanFromCommunityResponse>) {
 911     // Maybe not necessary
 912     if (banRes.state == "success") {
 913       this.setState(s => {
 914         if (
 915           s.postRes.state == "success" &&
 916           s.postRes.data.post_view.creator.id ==
 917             banRes.data.person_view.person.id
 918         ) {
 919           s.postRes.data.post_view.creator_banned_from_community =
 920             banRes.data.banned;
 921         }
 922         if (s.commentsRes.state == "success") {
 923           s.commentsRes.data.comments
 924             .filter(c => c.creator.id == banRes.data.person_view.person.id)
 925             .forEach(
 926               c => (c.creator_banned_from_community = banRes.data.banned)
 927             );
 928         }
 929         return s;
 930       });
 931     }
 932   }
 933
 934   updateBan(banRes: RequestState<BanPersonResponse>) {
 935     // Maybe not necessary
 936     if (banRes.state == "success") {
 937       this.setState(s => {
 938         if (
 939           s.postRes.state == "success" &&
 940           s.postRes.data.post_view.creator.id ==
 941             banRes.data.person_view.person.id
 942         ) {
 943           s.postRes.data.post_view.creator.banned = banRes.data.banned;
 944         }
 945         if (s.commentsRes.state == "success") {
 946           s.commentsRes.data.comments
 947             .filter(c => c.creator.id == banRes.data.person_view.person.id)
 948             .forEach(c => (c.creator.banned = banRes.data.banned));
 949         }
 950         return s;
 951       });
 952     }
 953   }
 954
 955   updateCommunity(communityRes: RequestState<CommunityResponse>) {
 956     this.setState(s => {
 957       if (s.postRes.state == "success" && communityRes.state == "success") {
 958         s.postRes.data.community_view = communityRes.data.community_view;
 959       }
 960       return s;
 961     });
 962   }
 963
 964   updateCommunityFull(res: RequestState<GetCommunityResponse>) {
 965     this.setState(s => {
 966       if (s.postRes.state == "success" && res.state == "success") {
 967         s.postRes.data.community_view = res.data.community_view;
 968         s.postRes.data.moderators = res.data.moderators;
 969       }
 970       return s;
 971     });
 972   }
 973
 974   updatePost(post: RequestState<PostResponse>) {
 975     this.setState(s => {
 976       if (s.postRes.state == "success" && post.state == "success") {
 977         s.postRes.data.post_view = post.data.post_view;
 978       }
 979       return s;
 980     });
 981   }
 982
 983   purgeItem(purgeRes: RequestState<PurgeItemResponse>) {
 984     if (purgeRes.state == "success") {
 985       toast(i18n.t("purge_success"));
 986       this.context.router.history.push(`/`);
 987     }
 988   }
 989
 990   createAndUpdateComments(res: RequestState<CommentResponse>) {
 991     this.setState(s => {
 992       if (s.commentsRes.state === "success" && res.state === "success") {
 993         s.commentsRes.data.comments.unshift(res.data.comment_view);
 994
 995         // Set finished for the parent
 996         s.finished.set(
 997           getCommentParentId(res.data.comment_view.comment) ?? 0,
 998           true
 999         );
1000       }
1001       return s;
1002     });
1003   }
1004
1005   findAndUpdateComment(res: RequestState<CommentResponse>) {
1006     this.setState(s => {
1007       if (s.commentsRes.state == "success" && res.state == "success") {
1008         s.commentsRes.data.comments = editComment(
1009           res.data.comment_view,
1010           s.commentsRes.data.comments
1011         );
1012         s.finished.set(res.data.comment_view.comment.id, true);
1013       }
1014       return s;
1015     });
1016   }
1017
1018   findAndUpdateCommentReply(res: RequestState<CommentReplyResponse>) {
1019     this.setState(s => {
1020       if (s.commentsRes.state == "success" && res.state == "success") {
1021         s.commentsRes.data.comments = editWith(
1022           res.data.comment_reply_view,
1023           s.commentsRes.data.comments
1024         );
1025       }
1026       return s;
1027     });
1028   }
1029
1030   updateModerators(res: RequestState<AddModToCommunityResponse>) {
1031     // Update the moderators
1032     this.setState(s => {
1033       if (s.postRes.state == "success" && res.state == "success") {
1034         s.postRes.data.moderators = res.data.moderators;
1035       }
1036       return s;
1037     });
1038   }
1039 }