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                 onUpsertComment={this.handleCreateComment}
 388                 finished={this.state.finished.get(0)}
 389               />
 390               <div className="d-block d-md-none">
 391                 <button
 392                   className="btn btn-secondary d-inline-block mb-2 mr-3"
 393                   onClick={linkEvent(this, this.handleShowSidebarMobile)}
 394                 >
 395                   {i18n.t("sidebar")}{" "}
 396                   <Icon
 397                     icon={
 398                       this.state.showSidebarMobile
 399                         ? `minus-square`
 400                         : `plus-square`
 401                     }
 402                     classes="icon-inline"
 403                   />
 404                 </button>
 405                 {this.state.showSidebarMobile && this.sidebar()}
 406               </div>
 407               {this.sortRadios()}
 408               {this.state.commentViewType == CommentViewType.Tree &&
 409                 this.commentsTree()}
 410               {this.state.commentViewType == CommentViewType.Flat &&
 411                 this.commentsFlat()}
 412             </div>
 413             <div className="d-none d-md-block col-md-4">{this.sidebar()}</div>
 414           </div>
 415         );
 416       }
 417     }
 418   }
 419
 420   render() {
 421     return <div className="container-lg">{this.renderPostRes()}</div>;
 422   }
 423
 424   sortRadios() {
 425     return (
 426       <>
 427         <div className="btn-group btn-group-toggle flex-wrap mr-3 mb-2">
 428           <label
 429             className={`btn btn-outline-secondary pointer ${
 430               this.state.commentSort === "Hot" && "active"
 431             }`}
 432           >
 433             {i18n.t("hot")}
 434             <input
 435               type="radio"
 436               value={"Hot"}
 437               checked={this.state.commentSort === "Hot"}
 438               onChange={linkEvent(this, this.handleCommentSortChange)}
 439             />
 440           </label>
 441           <label
 442             className={`btn btn-outline-secondary pointer ${
 443               this.state.commentSort === "Top" && "active"
 444             }`}
 445           >
 446             {i18n.t("top")}
 447             <input
 448               type="radio"
 449               value={"Top"}
 450               checked={this.state.commentSort === "Top"}
 451               onChange={linkEvent(this, this.handleCommentSortChange)}
 452             />
 453           </label>
 454           <label
 455             className={`btn btn-outline-secondary pointer ${
 456               this.state.commentSort === "New" && "active"
 457             }`}
 458           >
 459             {i18n.t("new")}
 460             <input
 461               type="radio"
 462               value={"New"}
 463               checked={this.state.commentSort === "New"}
 464               onChange={linkEvent(this, this.handleCommentSortChange)}
 465             />
 466           </label>
 467           <label
 468             className={`btn btn-outline-secondary pointer ${
 469               this.state.commentSort === "Old" && "active"
 470             }`}
 471           >
 472             {i18n.t("old")}
 473             <input
 474               type="radio"
 475               value={"Old"}
 476               checked={this.state.commentSort === "Old"}
 477               onChange={linkEvent(this, this.handleCommentSortChange)}
 478             />
 479           </label>
 480         </div>
 481         <div className="btn-group btn-group-toggle flex-wrap mb-2">
 482           <label
 483             className={`btn btn-outline-secondary pointer ${
 484               this.state.commentViewType === CommentViewType.Flat && "active"
 485             }`}
 486           >
 487             {i18n.t("chat")}
 488             <input
 489               type="radio"
 490               value={CommentViewType.Flat}
 491               checked={this.state.commentViewType === CommentViewType.Flat}
 492               onChange={linkEvent(this, this.handleCommentViewTypeChange)}
 493             />
 494           </label>
 495         </div>
 496       </>
 497     );
 498   }
 499
 500   commentsFlat() {
 501     // These are already sorted by new
 502     const commentsRes = this.state.commentsRes;
 503     const postRes = this.state.postRes;
 504
 505     if (commentsRes.state == "success" && postRes.state == "success") {
 506       return (
 507         <div>
 508           <CommentNodes
 509             nodes={commentsToFlatNodes(commentsRes.data.comments)}
 510             viewType={this.state.commentViewType}
 511             maxCommentsShown={this.state.maxCommentsShown}
 512             noIndent
 513             locked={postRes.data.post_view.post.locked}
 514             moderators={postRes.data.moderators}
 515             admins={this.state.siteRes.admins}
 516             enableDownvotes={enableDownvotes(this.state.siteRes)}
 517             showContext
 518             finished={this.state.finished}
 519             allLanguages={this.state.siteRes.all_languages}
 520             siteLanguages={this.state.siteRes.discussion_languages}
 521             onSaveComment={this.handleSaveComment}
 522             onBlockPerson={this.handleBlockPerson}
 523             onDeleteComment={this.handleDeleteComment}
 524             onRemoveComment={this.handleRemoveComment}
 525             onCommentVote={this.handleCommentVote}
 526             onCommentReport={this.handleCommentReport}
 527             onDistinguishComment={this.handleDistinguishComment}
 528             onAddModToCommunity={this.handleAddModToCommunity}
 529             onAddAdmin={this.handleAddAdmin}
 530             onTransferCommunity={this.handleTransferCommunity}
 531             onFetchChildren={this.handleFetchChildren}
 532             onPurgeComment={this.handlePurgeComment}
 533             onPurgePerson={this.handlePurgePerson}
 534             onCommentReplyRead={this.handleCommentReplyRead}
 535             onPersonMentionRead={this.handlePersonMentionRead}
 536             onBanPersonFromCommunity={this.handleBanFromCommunity}
 537             onBanPerson={this.handleBanPerson}
 538             onCreateComment={this.handleCreateComment}
 539             onEditComment={this.handleEditComment}
 540           />
 541         </div>
 542       );
 543     }
 544   }
 545
 546   sidebar() {
 547     const res = this.state.postRes;
 548     if (res.state === "success") {
 549       return (
 550         <div className="mb-3">
 551           <Sidebar
 552             community_view={res.data.community_view}
 553             moderators={res.data.moderators}
 554             admins={this.state.siteRes.admins}
 555             online={res.data.online}
 556             enableNsfw={enableNsfw(this.state.siteRes)}
 557             showIcon
 558             allLanguages={this.state.siteRes.all_languages}
 559             siteLanguages={this.state.siteRes.discussion_languages}
 560             onDeleteCommunity={this.handleDeleteCommunityClick}
 561             onLeaveModTeam={this.handleAddModToCommunity}
 562             onFollowCommunity={this.handleFollow}
 563             onRemoveCommunity={this.handleModRemoveCommunity}
 564             onPurgeCommunity={this.handlePurgeCommunity}
 565             onBlockCommunity={this.handleBlockCommunity}
 566             onEditCommunity={this.handleEditCommunity}
 567           />
 568         </div>
 569       );
 570     }
 571   }
 572
 573   commentsTree() {
 574     const res = this.state.postRes;
 575     const firstComment = this.commentTree().at(0)?.comment_view.comment;
 576     const depth = getDepthFromComment(firstComment);
 577     const showContextButton = depth ? depth > 0 : false;
 578
 579     return (
 580       res.state == "success" && (
 581         <div>
 582           {!!this.state.commentId && (
 583             <>
 584               <button
 585                 className="pl-0 d-block btn btn-link text-muted"
 586                 onClick={linkEvent(this, this.handleViewPost)}
 587               >
 588                 {i18n.t("view_all_comments")} ➔
 589               </button>
 590               {showContextButton && (
 591                 <button
 592                   className="pl-0 d-block btn btn-link text-muted"
 593                   onClick={linkEvent(this, this.handleViewContext)}
 594                 >
 595                   {i18n.t("show_context")} ➔
 596                 </button>
 597               )}
 598             </>
 599           )}
 600           <CommentNodes
 601             nodes={this.commentTree()}
 602             viewType={this.state.commentViewType}
 603             maxCommentsShown={this.state.maxCommentsShown}
 604             locked={res.data.post_view.post.locked}
 605             moderators={res.data.moderators}
 606             admins={this.state.siteRes.admins}
 607             enableDownvotes={enableDownvotes(this.state.siteRes)}
 608             finished={this.state.finished}
 609             allLanguages={this.state.siteRes.all_languages}
 610             siteLanguages={this.state.siteRes.discussion_languages}
 611             onSaveComment={this.handleSaveComment}
 612             onBlockPerson={this.handleBlockPerson}
 613             onDeleteComment={this.handleDeleteComment}
 614             onRemoveComment={this.handleRemoveComment}
 615             onCommentVote={this.handleCommentVote}
 616             onCommentReport={this.handleCommentReport}
 617             onDistinguishComment={this.handleDistinguishComment}
 618             onAddModToCommunity={this.handleAddModToCommunity}
 619             onAddAdmin={this.handleAddAdmin}
 620             onTransferCommunity={this.handleTransferCommunity}
 621             onFetchChildren={this.handleFetchChildren}
 622             onPurgeComment={this.handlePurgeComment}
 623             onPurgePerson={this.handlePurgePerson}
 624             onCommentReplyRead={this.handleCommentReplyRead}
 625             onPersonMentionRead={this.handlePersonMentionRead}
 626             onBanPersonFromCommunity={this.handleBanFromCommunity}
 627             onBanPerson={this.handleBanPerson}
 628             onCreateComment={this.handleCreateComment}
 629             onEditComment={this.handleEditComment}
 630           />
 631         </div>
 632       )
 633     );
 634   }
 635
 636   commentTree(): CommentNodeI[] {
 637     if (this.state.commentsRes.state == "success") {
 638       return buildCommentsTree(
 639         this.state.commentsRes.data.comments,
 640         !!this.state.commentId
 641       );
 642     } else {
 643       return [];
 644     }
 645   }
 646
 647   async handleCommentSortChange(i: Post, event: any) {
 648     i.setState({
 649       commentSort: event.target.value as CommentSortType,
 650       commentViewType: CommentViewType.Tree,
 651       commentsRes: { state: "loading" },
 652       postRes: { state: "loading" },
 653     });
 654     await i.fetchPost();
 655   }
 656
 657   handleCommentViewTypeChange(i: Post, event: any) {
 658     i.setState({
 659       commentViewType: Number(event.target.value),
 660       commentSort: "New",
 661     });
 662   }
 663
 664   handleShowSidebarMobile(i: Post) {
 665     i.setState({ showSidebarMobile: !i.state.showSidebarMobile });
 666   }
 667
 668   handleViewPost(i: Post) {
 669     if (i.state.postRes.state == "success") {
 670       const id = i.state.postRes.data.post_view.post.id;
 671       i.context.router.history.push(`/post/${id}`);
 672     }
 673   }
 674
 675   handleViewContext(i: Post) {
 676     if (i.state.commentsRes.state == "success") {
 677       const parentId = getCommentParentId(
 678         i.state.commentsRes.data.comments.at(0)?.comment
 679       );
 680       if (parentId) {
 681         i.context.router.history.push(`/comment/${parentId}`);
 682       }
 683     }
 684   }
 685
 686   async handleDeleteCommunityClick(form: DeleteCommunity) {
 687     const deleteCommunityRes = await HttpService.client.deleteCommunity(form);
 688     this.updateCommunity(deleteCommunityRes);
 689   }
 690
 691   async handleAddModToCommunity(form: AddModToCommunity) {
 692     const addModRes = await HttpService.client.addModToCommunity(form);
 693     this.updateModerators(addModRes);
 694   }
 695
 696   async handleFollow(form: FollowCommunity) {
 697     const followCommunityRes = await HttpService.client.followCommunity(form);
 698     this.updateCommunity(followCommunityRes);
 699
 700     // Update myUserInfo
 701     if (followCommunityRes.state === "success") {
 702       const communityId = followCommunityRes.data.community_view.community.id;
 703       const mui = UserService.Instance.myUserInfo;
 704       if (mui) {
 705         mui.follows = mui.follows.filter(i => i.community.id != communityId);
 706       }
 707     }
 708   }
 709
 710   async handlePurgeCommunity(form: PurgeCommunity) {
 711     const purgeCommunityRes = await HttpService.client.purgeCommunity(form);
 712     this.purgeItem(purgeCommunityRes);
 713   }
 714
 715   async handlePurgePerson(form: PurgePerson) {
 716     const purgePersonRes = await HttpService.client.purgePerson(form);
 717     this.purgeItem(purgePersonRes);
 718   }
 719
 720   async handlePurgeComment(form: PurgeComment) {
 721     const purgeCommentRes = await HttpService.client.purgeComment(form);
 722     this.purgeItem(purgeCommentRes);
 723   }
 724
 725   async handlePurgePost(form: PurgePost) {
 726     const purgeRes = await HttpService.client.purgePost(form);
 727     this.purgeItem(purgeRes);
 728   }
 729
 730   async handleBlockCommunity(form: BlockCommunity) {
 731     const blockCommunityRes = await HttpService.client.blockCommunity(form);
 732     if (blockCommunityRes.state == "success") {
 733       updateCommunityBlock(blockCommunityRes.data);
 734       this.setState(s => {
 735         if (s.postRes.state == "success") {
 736           s.postRes.data.community_view.blocked =
 737             blockCommunityRes.data.blocked;
 738         }
 739       });
 740     }
 741   }
 742
 743   async handleBlockPerson(form: BlockPerson) {
 744     const blockPersonRes = await HttpService.client.blockPerson(form);
 745     if (blockPersonRes.state == "success") {
 746       updatePersonBlock(blockPersonRes.data);
 747     }
 748   }
 749
 750   async handleModRemoveCommunity(form: RemoveCommunity) {
 751     const removeCommunityRes = await HttpService.client.removeCommunity(form);
 752     this.updateCommunity(removeCommunityRes);
 753   }
 754
 755   async handleEditCommunity(form: EditCommunity) {
 756     const res = await HttpService.client.editCommunity(form);
 757     this.updateCommunity(res);
 758
 759     return res;
 760   }
 761
 762   async handleCreateComment(form: CreateComment) {
 763     const createCommentRes = await HttpService.client.createComment(form);
 764     this.createAndUpdateComments(createCommentRes);
 765
 766     return createCommentRes;
 767   }
 768
 769   async handleEditComment(form: EditComment) {
 770     const editCommentRes = await HttpService.client.editComment(form);
 771     this.findAndUpdateComment(editCommentRes);
 772
 773     return editCommentRes;
 774   }
 775
 776   async handleDeleteComment(form: DeleteComment) {
 777     const deleteCommentRes = await HttpService.client.deleteComment(form);
 778     this.findAndUpdateComment(deleteCommentRes);
 779   }
 780
 781   async handleDeletePost(form: DeletePost) {
 782     const deleteRes = await HttpService.client.deletePost(form);
 783     this.updatePost(deleteRes);
 784   }
 785
 786   async handleRemovePost(form: RemovePost) {
 787     const removeRes = await HttpService.client.removePost(form);
 788     this.updatePost(removeRes);
 789   }
 790
 791   async handleRemoveComment(form: RemoveComment) {
 792     const removeCommentRes = await HttpService.client.removeComment(form);
 793     this.findAndUpdateComment(removeCommentRes);
 794   }
 795
 796   async handleSaveComment(form: SaveComment) {
 797     const saveCommentRes = await HttpService.client.saveComment(form);
 798     this.findAndUpdateComment(saveCommentRes);
 799   }
 800
 801   async handleSavePost(form: SavePost) {
 802     const saveRes = await HttpService.client.savePost(form);
 803     this.updatePost(saveRes);
 804   }
 805
 806   async handleFeaturePost(form: FeaturePost) {
 807     const featureRes = await HttpService.client.featurePost(form);
 808     this.updatePost(featureRes);
 809   }
 810
 811   async handleCommentVote(form: CreateCommentLike) {
 812     const voteRes = await HttpService.client.likeComment(form);
 813     this.findAndUpdateComment(voteRes);
 814   }
 815
 816   async handlePostVote(form: CreatePostLike) {
 817     const voteRes = await HttpService.client.likePost(form);
 818     this.updatePost(voteRes);
 819   }
 820
 821   async handlePostEdit(form: EditPost) {
 822     const res = await HttpService.client.editPost(form);
 823     this.updatePost(res);
 824   }
 825
 826   async handleCommentReport(form: CreateCommentReport) {
 827     const reportRes = await HttpService.client.createCommentReport(form);
 828     if (reportRes.state == "success") {
 829       toast(i18n.t("report_created"));
 830     }
 831   }
 832
 833   async handlePostReport(form: CreatePostReport) {
 834     const reportRes = await HttpService.client.createPostReport(form);
 835     if (reportRes.state == "success") {
 836       toast(i18n.t("report_created"));
 837     }
 838   }
 839
 840   async handleLockPost(form: LockPost) {
 841     const lockRes = await HttpService.client.lockPost(form);
 842     this.updatePost(lockRes);
 843   }
 844
 845   async handleDistinguishComment(form: DistinguishComment) {
 846     const distinguishRes = await HttpService.client.distinguishComment(form);
 847     this.findAndUpdateComment(distinguishRes);
 848   }
 849
 850   async handleAddAdmin(form: AddAdmin) {
 851     const addAdminRes = await HttpService.client.addAdmin(form);
 852
 853     if (addAdminRes.state === "success") {
 854       this.setState(s => ((s.siteRes.admins = addAdminRes.data.admins), s));
 855     }
 856   }
 857
 858   async handleTransferCommunity(form: TransferCommunity) {
 859     const transferCommunityRes = await HttpService.client.transferCommunity(
 860       form
 861     );
 862     this.updateCommunityFull(transferCommunityRes);
 863   }
 864
 865   async handleFetchChildren(form: GetComments) {
 866     const moreCommentsRes = await HttpService.client.getComments(form);
 867     if (
 868       this.state.commentsRes.state == "success" &&
 869       moreCommentsRes.state == "success"
 870     ) {
 871       const newComments = moreCommentsRes.data.comments;
 872       // Remove the first comment, since it is the parent
 873       newComments.shift();
 874       const newRes = this.state.commentsRes;
 875       newRes.data.comments.push(...newComments);
 876       this.setState({ commentsRes: newRes });
 877     }
 878   }
 879
 880   async handleCommentReplyRead(form: MarkCommentReplyAsRead) {
 881     const readRes = await HttpService.client.markCommentReplyAsRead(form);
 882     this.findAndUpdateCommentReply(readRes);
 883   }
 884
 885   async handlePersonMentionRead(form: MarkPersonMentionAsRead) {
 886     // TODO not sure what to do here. Maybe it is actually optional, because post doesn't need it.
 887     await HttpService.client.markPersonMentionAsRead(form);
 888   }
 889
 890   async handleBanFromCommunity(form: BanFromCommunity) {
 891     const banRes = await HttpService.client.banFromCommunity(form);
 892     this.updateBan(banRes);
 893   }
 894
 895   async handleBanPerson(form: BanPerson) {
 896     const banRes = await HttpService.client.banPerson(form);
 897     this.updateBan(banRes);
 898   }
 899
 900   updateBanFromCommunity(banRes: RequestState<BanFromCommunityResponse>) {
 901     // Maybe not necessary
 902     if (banRes.state == "success") {
 903       this.setState(s => {
 904         if (
 905           s.postRes.state == "success" &&
 906           s.postRes.data.post_view.creator.id ==
 907             banRes.data.person_view.person.id
 908         ) {
 909           s.postRes.data.post_view.creator_banned_from_community =
 910             banRes.data.banned;
 911         }
 912         if (s.commentsRes.state == "success") {
 913           s.commentsRes.data.comments
 914             .filter(c => c.creator.id == banRes.data.person_view.person.id)
 915             .forEach(
 916               c => (c.creator_banned_from_community = banRes.data.banned)
 917             );
 918         }
 919         return s;
 920       });
 921     }
 922   }
 923
 924   updateBan(banRes: RequestState<BanPersonResponse>) {
 925     // Maybe not necessary
 926     if (banRes.state == "success") {
 927       this.setState(s => {
 928         if (
 929           s.postRes.state == "success" &&
 930           s.postRes.data.post_view.creator.id ==
 931             banRes.data.person_view.person.id
 932         ) {
 933           s.postRes.data.post_view.creator.banned = banRes.data.banned;
 934         }
 935         if (s.commentsRes.state == "success") {
 936           s.commentsRes.data.comments
 937             .filter(c => c.creator.id == banRes.data.person_view.person.id)
 938             .forEach(c => (c.creator.banned = banRes.data.banned));
 939         }
 940         return s;
 941       });
 942     }
 943   }
 944
 945   updateCommunity(communityRes: RequestState<CommunityResponse>) {
 946     this.setState(s => {
 947       if (s.postRes.state == "success" && communityRes.state == "success") {
 948         s.postRes.data.community_view = communityRes.data.community_view;
 949       }
 950       return s;
 951     });
 952   }
 953
 954   updateCommunityFull(res: RequestState<GetCommunityResponse>) {
 955     this.setState(s => {
 956       if (s.postRes.state == "success" && res.state == "success") {
 957         s.postRes.data.community_view = res.data.community_view;
 958         s.postRes.data.moderators = res.data.moderators;
 959       }
 960       return s;
 961     });
 962   }
 963
 964   updatePost(post: RequestState<PostResponse>) {
 965     this.setState(s => {
 966       if (s.postRes.state == "success" && post.state == "success") {
 967         s.postRes.data.post_view = post.data.post_view;
 968       }
 969       return s;
 970     });
 971   }
 972
 973   purgeItem(purgeRes: RequestState<PurgeItemResponse>) {
 974     if (purgeRes.state == "success") {
 975       toast(i18n.t("purge_success"));
 976       this.context.router.history.push(`/`);
 977     }
 978   }
 979
 980   createAndUpdateComments(res: RequestState<CommentResponse>) {
 981     this.setState(s => {
 982       if (s.commentsRes.state === "success" && res.state === "success") {
 983         s.commentsRes.data.comments.unshift(res.data.comment_view);
 984
 985         // Set finished for the parent
 986         s.finished.set(
 987           getCommentParentId(res.data.comment_view.comment) ?? 0,
 988           true
 989         );
 990       }
 991       return s;
 992     });
 993   }
 994
 995   findAndUpdateComment(res: RequestState<CommentResponse>) {
 996     this.setState(s => {
 997       if (s.commentsRes.state == "success" && res.state == "success") {
 998         s.commentsRes.data.comments = editComment(
 999           res.data.comment_view,
1000           s.commentsRes.data.comments
1001         );
1002         s.finished.set(res.data.comment_view.comment.id, true);
1003       }
1004       return s;
1005     });
1006   }
1007
1008   findAndUpdateCommentReply(res: RequestState<CommentReplyResponse>) {
1009     this.setState(s => {
1010       if (s.commentsRes.state == "success" && res.state == "success") {
1011         s.commentsRes.data.comments = editWith(
1012           res.data.comment_reply_view,
1013           s.commentsRes.data.comments
1014         );
1015       }
1016       return s;
1017     });
1018   }
1019
1020   updateModerators(res: RequestState<AddModToCommunityResponse>) {
1021     // Update the moderators
1022     this.setState(s => {
1023       if (s.postRes.state == "success" && res.state == "success") {
1024         s.postRes.data.moderators = res.data.moderators;
1025       }
1026       return s;
1027     });
1028   }
1029 }