src/shared/components/post/post.tsx

   1 import {
   2   buildCommentsTree,
   3   commentsToFlatNodes,
   4   editComment,
   5   editWith,
   6   enableDownvotes,
   7   enableNsfw,
   8   getCommentIdFromProps,
   9   getCommentParentId,
  10   getDepthFromComment,
  11   getIdFromProps,
  12   myAuth,
  13   setIsoData,
  14   updateCommunityBlock,
  15   updatePersonBlock,
  16 } from "@utils/app";
  17 import {
  18   isBrowser,
  19   restoreScrollPosition,
  20   saveScrollPosition,
  21 } from "@utils/browser";
  22 import { debounce, randomStr } from "@utils/helpers";
  23 import { isImage } from "@utils/media";
  24 import { RouteDataResponse } from "@utils/types";
  25 import autosize from "autosize";
  26 import classNames from "classnames";
  27 import { Component, RefObject, createRef, linkEvent } from "inferno";
  28 import {
  29   AddAdmin,
  30   AddModToCommunity,
  31   AddModToCommunityResponse,
  32   BanFromCommunity,
  33   BanFromCommunityResponse,
  34   BanPerson,
  35   BanPersonResponse,
  36   BlockCommunity,
  37   BlockPerson,
  38   CommentId,
  39   CommentReplyResponse,
  40   CommentResponse,
  41   CommentSortType,
  42   CommunityResponse,
  43   CreateComment,
  44   CreateCommentLike,
  45   CreateCommentReport,
  46   CreatePostLike,
  47   CreatePostReport,
  48   DeleteComment,
  49   DeleteCommunity,
  50   DeletePost,
  51   DistinguishComment,
  52   EditComment,
  53   EditCommunity,
  54   EditPost,
  55   FeaturePost,
  56   FollowCommunity,
  57   GetComments,
  58   GetCommentsResponse,
  59   GetCommunityResponse,
  60   GetPost,
  61   GetPostResponse,
  62   GetSiteResponse,
  63   LockPost,
  64   MarkCommentReplyAsRead,
  65   MarkPersonMentionAsRead,
  66   MarkPostAsRead,
  67   PostResponse,
  68   PurgeComment,
  69   PurgeCommunity,
  70   PurgeItemResponse,
  71   PurgePerson,
  72   PurgePost,
  73   RemoveComment,
  74   RemoveCommunity,
  75   RemovePost,
  76   SaveComment,
  77   SavePost,
  78   TransferCommunity,
  79 } from "lemmy-js-client";
  80 import { commentTreeMaxDepth } from "../../config";
  81 import {
  82   CommentNodeI,
  83   CommentViewType,
  84   InitialFetchRequest,
  85 } from "../../interfaces";
  86 import { FirstLoadService, I18NextService, UserService } from "../../services";
  87 import { HttpService, RequestState } from "../../services/HttpService";
  88 import { setupTippy } from "../../tippy";
  89 import { toast } from "../../toast";
  90 import { CommentForm } from "../comment/comment-form";
  91 import { CommentNodes } from "../comment/comment-nodes";
  92 import { HtmlTags } from "../common/html-tags";
  93 import { Icon, Spinner } from "../common/icon";
  94 import { Sidebar } from "../community/sidebar";
  95 import { PostListing } from "./post-listing";
  96
  97 const commentsShownInterval = 15;
  98
  99 type PostData = RouteDataResponse<{
 100   postRes: GetPostResponse;
 101   commentsRes: GetCommentsResponse;
 102 }>;
 103
 104 interface PostState {
 105   postId?: number;
 106   commentId?: number;
 107   postRes: RequestState<GetPostResponse>;
 108   commentsRes: RequestState<GetCommentsResponse>;
 109   commentSort: CommentSortType;
 110   commentViewType: CommentViewType;
 111   scrolled?: boolean;
 112   siteRes: GetSiteResponse;
 113   commentSectionRef?: RefObject<HTMLDivElement>;
 114   showSidebarMobile: boolean;
 115   maxCommentsShown: number;
 116   finished: Map<CommentId, boolean | undefined>;
 117   isIsomorphic: boolean;
 118 }
 119
 120 export class Post extends Component<any, PostState> {
 121   private isoData = setIsoData<PostData>(this.context);
 122   private commentScrollDebounced: () => void;
 123   state: PostState = {
 124     postRes: { state: "empty" },
 125     commentsRes: { state: "empty" },
 126     postId: getIdFromProps(this.props),
 127     commentId: getCommentIdFromProps(this.props),
 128     commentSort: "Hot",
 129     commentViewType: CommentViewType.Tree,
 130     scrolled: false,
 131     siteRes: this.isoData.site_res,
 132     showSidebarMobile: false,
 133     maxCommentsShown: commentsShownInterval,
 134     finished: new Map(),
 135     isIsomorphic: false,
 136   };
 137
 138   constructor(props: any, context: any) {
 139     super(props, context);
 140
 141     this.handleDeleteCommunityClick =
 142       this.handleDeleteCommunityClick.bind(this);
 143     this.handleEditCommunity = this.handleEditCommunity.bind(this);
 144     this.handleFollow = this.handleFollow.bind(this);
 145     this.handleModRemoveCommunity = this.handleModRemoveCommunity.bind(this);
 146     this.handleCreateComment = this.handleCreateComment.bind(this);
 147     this.handleEditComment = this.handleEditComment.bind(this);
 148     this.handleSaveComment = this.handleSaveComment.bind(this);
 149     this.handleBlockCommunity = this.handleBlockCommunity.bind(this);
 150     this.handleBlockPerson = this.handleBlockPerson.bind(this);
 151     this.handleDeleteComment = this.handleDeleteComment.bind(this);
 152     this.handleRemoveComment = this.handleRemoveComment.bind(this);
 153     this.handleCommentVote = this.handleCommentVote.bind(this);
 154     this.handleAddModToCommunity = this.handleAddModToCommunity.bind(this);
 155     this.handleAddAdmin = this.handleAddAdmin.bind(this);
 156     this.handlePurgePerson = this.handlePurgePerson.bind(this);
 157     this.handlePurgeComment = this.handlePurgeComment.bind(this);
 158     this.handleCommentReport = this.handleCommentReport.bind(this);
 159     this.handleDistinguishComment = this.handleDistinguishComment.bind(this);
 160     this.handleTransferCommunity = this.handleTransferCommunity.bind(this);
 161     this.handleFetchChildren = this.handleFetchChildren.bind(this);
 162     this.handleCommentReplyRead = this.handleCommentReplyRead.bind(this);
 163     this.handlePersonMentionRead = this.handlePersonMentionRead.bind(this);
 164     this.handleBanFromCommunity = this.handleBanFromCommunity.bind(this);
 165     this.handleBanPerson = this.handleBanPerson.bind(this);
 166     this.handlePostEdit = this.handlePostEdit.bind(this);
 167     this.handlePostVote = this.handlePostVote.bind(this);
 168     this.handlePostReport = this.handlePostReport.bind(this);
 169     this.handleLockPost = this.handleLockPost.bind(this);
 170     this.handleDeletePost = this.handleDeletePost.bind(this);
 171     this.handleRemovePost = this.handleRemovePost.bind(this);
 172     this.handleSavePost = this.handleSavePost.bind(this);
 173     this.handlePurgePost = this.handlePurgePost.bind(this);
 174     this.handleFeaturePost = this.handleFeaturePost.bind(this);
 175     this.handleMarkPostAsRead = this.handleMarkPostAsRead.bind(this);
 176
 177     this.state = { ...this.state, commentSectionRef: createRef() };
 178
 179     // Only fetch the data if coming from another route
 180     if (FirstLoadService.isFirstLoad) {
 181       const { commentsRes, postRes } = this.isoData.routeData;
 182
 183       this.state = {
 184         ...this.state,
 185         postRes,
 186         commentsRes,
 187         isIsomorphic: true,
 188       };
 189
 190       if (isBrowser()) {
 191         if (this.checkScrollIntoCommentsParam) {
 192           this.scrollIntoCommentSection();
 193         }
 194       }
 195     }
 196   }
 197
 198   async fetchPost() {
 199     this.setState({
 200       postRes: { state: "loading" },
 201       commentsRes: { state: "loading" },
 202     });
 203
 204     const auth = myAuth();
 205
 206     this.setState({
 207       postRes: await HttpService.client.getPost({
 208         id: this.state.postId,
 209         comment_id: this.state.commentId,
 210         auth,
 211       }),
 212       commentsRes: await HttpService.client.getComments({
 213         post_id: this.state.postId,
 214         parent_id: this.state.commentId,
 215         max_depth: commentTreeMaxDepth,
 216         sort: this.state.commentSort,
 217         type_: "All",
 218         saved_only: false,
 219         auth,
 220       }),
 221     });
 222
 223     setupTippy();
 224
 225     if (!this.state.commentId) restoreScrollPosition(this.context);
 226
 227     if (this.checkScrollIntoCommentsParam) {
 228       this.scrollIntoCommentSection();
 229     }
 230   }
 231
 232   static async fetchInitialData({
 233     client,
 234     path,
 235     auth,
 236   }: InitialFetchRequest): Promise<PostData> {
 237     const pathSplit = path.split("/");
 238
 239     const pathType = pathSplit.at(1);
 240     const id = pathSplit.at(2) ? Number(pathSplit.at(2)) : undefined;
 241
 242     const postForm: GetPost = {
 243       auth,
 244     };
 245
 246     const commentsForm: GetComments = {
 247       max_depth: commentTreeMaxDepth,
 248       sort: "Hot",
 249       type_: "All",
 250       saved_only: false,
 251       auth,
 252     };
 253
 254     // Set the correct id based on the path type
 255     if (pathType === "post") {
 256       postForm.id = id;
 257       commentsForm.post_id = id;
 258     } else {
 259       postForm.comment_id = id;
 260       commentsForm.parent_id = id;
 261     }
 262
 263     return {
 264       postRes: await client.getPost(postForm),
 265       commentsRes: await client.getComments(commentsForm),
 266     };
 267   }
 268
 269   componentWillUnmount() {
 270     document.removeEventListener("scroll", this.commentScrollDebounced);
 271
 272     saveScrollPosition(this.context);
 273   }
 274
 275   async componentDidMount() {
 276     if (!this.state.isIsomorphic) {
 277       await this.fetchPost();
 278     }
 279
 280     autosize(document.querySelectorAll("textarea"));
 281
 282     this.commentScrollDebounced = debounce(this.trackCommentsBoxScrolling, 100);
 283     document.addEventListener("scroll", this.commentScrollDebounced);
 284   }
 285
 286   async componentDidUpdate(_lastProps: any) {
 287     // Necessary if you are on a post and you click another post (same route)
 288     if (_lastProps.location.pathname !== _lastProps.history.location.pathname) {
 289       await this.fetchPost();
 290     }
 291   }
 292
 293   get checkScrollIntoCommentsParam() {
 294     return Boolean(
 295       new URLSearchParams(this.props.location.search).get("scrollToComments"),
 296     );
 297   }
 298
 299   scrollIntoCommentSection() {
 300     this.state.commentSectionRef?.current?.scrollIntoView();
 301   }
 302
 303   isBottom(el: Element): boolean {
 304     return el?.getBoundingClientRect().bottom <= window.innerHeight;
 305   }
 306
 307   /**
 308    * Shows new comments when scrolling to the bottom of the comments div
 309    */
 310   trackCommentsBoxScrolling = () => {
 311     const wrappedElement = document.getElementsByClassName("comments")[0];
 312     if (wrappedElement && this.isBottom(wrappedElement)) {
 313       const commentCount =
 314         this.state.commentsRes.state === "success"
 315           ? this.state.commentsRes.data.comments.length
 316           : 0;
 317
 318       if (this.state.maxCommentsShown < commentCount) {
 319         this.setState({
 320           maxCommentsShown: this.state.maxCommentsShown + commentsShownInterval,
 321         });
 322       }
 323     }
 324   };
 325
 326   get documentTitle(): string {
 327     const siteName = this.state.siteRes.site_view.site.name;
 328     return this.state.postRes.state === "success"
 329       ? `${this.state.postRes.data.post_view.post.name} - ${siteName}`
 330       : siteName;
 331   }
 332
 333   get imageTag(): string | undefined {
 334     if (this.state.postRes.state === "success") {
 335       const post = this.state.postRes.data.post_view.post;
 336       const thumbnail = post.thumbnail_url;
 337       const url = post.url;
 338       return thumbnail || (url && isImage(url) ? url : undefined);
 339     } else return undefined;
 340   }
 341
 342   renderPostRes() {
 343     switch (this.state.postRes.state) {
 344       case "loading":
 345         return (
 346           <h5>
 347             <Spinner large />
 348           </h5>
 349         );
 350       case "success": {
 351         const res = this.state.postRes.data;
 352         return (
 353           <div className="row">
 354             <main className="col-12 col-md-8 col-lg-9 mb-3">
 355               <HtmlTags
 356                 title={this.documentTitle}
 357                 path={this.context.router.route.match.url}
 358                 canonicalPath={res.post_view.post.ap_id}
 359                 image={this.imageTag}
 360                 description={res.post_view.post.body}
 361               />
 362               <PostListing
 363                 post_view={res.post_view}
 364                 crossPosts={res.cross_posts}
 365                 showBody
 366                 showCommunity
 367                 moderators={res.moderators}
 368                 admins={this.state.siteRes.admins}
 369                 enableDownvotes={enableDownvotes(this.state.siteRes)}
 370                 enableNsfw={enableNsfw(this.state.siteRes)}
 371                 allLanguages={this.state.siteRes.all_languages}
 372                 siteLanguages={this.state.siteRes.discussion_languages}
 373                 onBlockPerson={this.handleBlockPerson}
 374                 onPostEdit={this.handlePostEdit}
 375                 onPostVote={this.handlePostVote}
 376                 onPostReport={this.handlePostReport}
 377                 onLockPost={this.handleLockPost}
 378                 onDeletePost={this.handleDeletePost}
 379                 onRemovePost={this.handleRemovePost}
 380                 onSavePost={this.handleSavePost}
 381                 onPurgePerson={this.handlePurgePerson}
 382                 onPurgePost={this.handlePurgePost}
 383                 onBanPerson={this.handleBanPerson}
 384                 onBanPersonFromCommunity={this.handleBanFromCommunity}
 385                 onAddModToCommunity={this.handleAddModToCommunity}
 386                 onAddAdmin={this.handleAddAdmin}
 387                 onTransferCommunity={this.handleTransferCommunity}
 388                 onFeaturePost={this.handleFeaturePost}
 389                 onMarkPostAsRead={this.handleMarkPostAsRead}
 390               />
 391               <div ref={this.state.commentSectionRef} className="mb-2" />
 392               <CommentForm
 393                 node={res.post_view.post.id}
 394                 disabled={res.post_view.post.locked}
 395                 allLanguages={this.state.siteRes.all_languages}
 396                 siteLanguages={this.state.siteRes.discussion_languages}
 397                 containerClass="post-comment-container"
 398                 onUpsertComment={this.handleCreateComment}
 399                 finished={this.state.finished.get(0)}
 400               />
 401               <div className="d-block d-md-none">
 402                 <button
 403                   className="btn btn-secondary d-inline-block mb-2 me-3"
 404                   onClick={linkEvent(this, this.handleShowSidebarMobile)}
 405                 >
 406                   {I18NextService.i18n.t("sidebar")}{" "}
 407                   <Icon
 408                     icon={
 409                       this.state.showSidebarMobile
 410                         ? `minus-square`
 411                         : `plus-square`
 412                     }
 413                     classes="icon-inline"
 414                   />
 415                 </button>
 416                 {this.state.showSidebarMobile && this.sidebar()}
 417               </div>
 418               {this.sortRadios()}
 419               {this.state.commentViewType === CommentViewType.Tree &&
 420                 this.commentsTree()}
 421               {this.state.commentViewType === CommentViewType.Flat &&
 422                 this.commentsFlat()}
 423             </main>
 424             <aside className="d-none d-md-block col-md-4 col-lg-3">
 425               {this.sidebar()}
 426             </aside>
 427           </div>
 428         );
 429       }
 430     }
 431   }
 432
 433   render() {
 434     return <div className="post container-lg">{this.renderPostRes()}</div>;
 435   }
 436
 437   sortRadios() {
 438     const radioId =
 439       this.state.postRes.state === "success"
 440         ? this.state.postRes.data.post_view.post.id
 441         : randomStr();
 442
 443     return (
 444       <>
 445         <div
 446           className="btn-group btn-group-toggle flex-wrap me-3 mb-2"
 447           role="group"
 448         >
 449           <input
 450             id={`${radioId}-hot`}
 451             type="radio"
 452             className="btn-check"
 453             value={"Hot"}
 454             checked={this.state.commentSort === "Hot"}
 455             onChange={linkEvent(this, this.handleCommentSortChange)}
 456           />
 457           <label
 458             htmlFor={`${radioId}-hot`}
 459             className={classNames("btn btn-outline-secondary pointer", {
 460               active: this.state.commentSort === "Hot",
 461             })}
 462           >
 463             {I18NextService.i18n.t("hot")}
 464           </label>
 465           <input
 466             id={`${radioId}-top`}
 467             type="radio"
 468             className="btn-check"
 469             value={"Top"}
 470             checked={this.state.commentSort === "Top"}
 471             onChange={linkEvent(this, this.handleCommentSortChange)}
 472           />
 473           <label
 474             htmlFor={`${radioId}-top`}
 475             className={classNames("btn btn-outline-secondary pointer", {
 476               active: this.state.commentSort === "Top",
 477             })}
 478           >
 479             {I18NextService.i18n.t("top")}
 480           </label>
 481           <input
 482             id={`${radioId}-controversial`}
 483             type="radio"
 484             className="btn-check"
 485             value={"Controversial"}
 486             checked={this.state.commentSort === "Controversial"}
 487             onChange={linkEvent(this, this.handleCommentSortChange)}
 488           />
 489           <label
 490             htmlFor={`${radioId}-controversial`}
 491             className={classNames("btn btn-outline-secondary pointer", {
 492               active: this.state.commentSort === "Controversial",
 493             })}
 494           >
 495             {I18NextService.i18n.t("controversial")}
 496           </label>
 497           <input
 498             id={`${radioId}-new`}
 499             type="radio"
 500             className="btn-check"
 501             value={"New"}
 502             checked={this.state.commentSort === "New"}
 503             onChange={linkEvent(this, this.handleCommentSortChange)}
 504           />
 505           <label
 506             htmlFor={`${radioId}-new`}
 507             className={classNames("btn btn-outline-secondary pointer", {
 508               active: this.state.commentSort === "New",
 509             })}
 510           >
 511             {I18NextService.i18n.t("new")}
 512           </label>
 513           <input
 514             id={`${radioId}-old`}
 515             type="radio"
 516             className="btn-check"
 517             value={"Old"}
 518             checked={this.state.commentSort === "Old"}
 519             onChange={linkEvent(this, this.handleCommentSortChange)}
 520           />
 521           <label
 522             htmlFor={`${radioId}-old`}
 523             className={classNames("btn btn-outline-secondary pointer", {
 524               active: this.state.commentSort === "Old",
 525             })}
 526           >
 527             {I18NextService.i18n.t("old")}
 528           </label>
 529         </div>
 530         <div className="btn-group btn-group-toggle flex-wrap mb-2" role="group">
 531           <input
 532             id={`${radioId}-chat`}
 533             type="radio"
 534             className="btn-check"
 535             value={CommentViewType.Flat}
 536             checked={this.state.commentViewType === CommentViewType.Flat}
 537             onChange={linkEvent(this, this.handleCommentViewTypeChange)}
 538           />
 539           <label
 540             htmlFor={`${radioId}-chat`}
 541             className={classNames("btn btn-outline-secondary pointer", {
 542               active: this.state.commentViewType === CommentViewType.Flat,
 543             })}
 544           >
 545             {I18NextService.i18n.t("chat")}
 546           </label>
 547         </div>
 548       </>
 549     );
 550   }
 551
 552   commentsFlat() {
 553     // These are already sorted by new
 554     const commentsRes = this.state.commentsRes;
 555     const postRes = this.state.postRes;
 556
 557     if (commentsRes.state === "success" && postRes.state === "success") {
 558       return (
 559         <div>
 560           <CommentNodes
 561             nodes={commentsToFlatNodes(commentsRes.data.comments)}
 562             viewType={this.state.commentViewType}
 563             maxCommentsShown={this.state.maxCommentsShown}
 564             isTopLevel
 565             locked={postRes.data.post_view.post.locked}
 566             moderators={postRes.data.moderators}
 567             admins={this.state.siteRes.admins}
 568             enableDownvotes={enableDownvotes(this.state.siteRes)}
 569             showContext
 570             finished={this.state.finished}
 571             allLanguages={this.state.siteRes.all_languages}
 572             siteLanguages={this.state.siteRes.discussion_languages}
 573             onSaveComment={this.handleSaveComment}
 574             onBlockPerson={this.handleBlockPerson}
 575             onDeleteComment={this.handleDeleteComment}
 576             onRemoveComment={this.handleRemoveComment}
 577             onCommentVote={this.handleCommentVote}
 578             onCommentReport={this.handleCommentReport}
 579             onDistinguishComment={this.handleDistinguishComment}
 580             onAddModToCommunity={this.handleAddModToCommunity}
 581             onAddAdmin={this.handleAddAdmin}
 582             onTransferCommunity={this.handleTransferCommunity}
 583             onFetchChildren={this.handleFetchChildren}
 584             onPurgeComment={this.handlePurgeComment}
 585             onPurgePerson={this.handlePurgePerson}
 586             onCommentReplyRead={this.handleCommentReplyRead}
 587             onPersonMentionRead={this.handlePersonMentionRead}
 588             onBanPersonFromCommunity={this.handleBanFromCommunity}
 589             onBanPerson={this.handleBanPerson}
 590             onCreateComment={this.handleCreateComment}
 591             onEditComment={this.handleEditComment}
 592           />
 593         </div>
 594       );
 595     }
 596   }
 597
 598   sidebar() {
 599     const res = this.state.postRes;
 600     if (res.state === "success") {
 601       return (
 602         <Sidebar
 603           community_view={res.data.community_view}
 604           moderators={res.data.moderators}
 605           admins={this.state.siteRes.admins}
 606           enableNsfw={enableNsfw(this.state.siteRes)}
 607           showIcon
 608           allLanguages={this.state.siteRes.all_languages}
 609           siteLanguages={this.state.siteRes.discussion_languages}
 610           onDeleteCommunity={this.handleDeleteCommunityClick}
 611           onLeaveModTeam={this.handleAddModToCommunity}
 612           onFollowCommunity={this.handleFollow}
 613           onRemoveCommunity={this.handleModRemoveCommunity}
 614           onPurgeCommunity={this.handlePurgeCommunity}
 615           onBlockCommunity={this.handleBlockCommunity}
 616           onEditCommunity={this.handleEditCommunity}
 617         />
 618       );
 619     }
 620   }
 621
 622   commentsTree() {
 623     const res = this.state.postRes;
 624     const firstComment = this.commentTree().at(0)?.comment_view.comment;
 625     const depth = getDepthFromComment(firstComment);
 626     const showContextButton = depth ? depth > 0 : false;
 627
 628     return (
 629       res.state === "success" && (
 630         <div>
 631           {!!this.state.commentId && (
 632             <>
 633               <button
 634                 className="ps-0 d-block btn btn-link text-muted"
 635                 onClick={linkEvent(this, this.handleViewPost)}
 636               >
 637                 {I18NextService.i18n.t("view_all_comments")} ➔
 638               </button>
 639               {showContextButton && (
 640                 <button
 641                   className="ps-0 d-block btn btn-link text-muted"
 642                   onClick={linkEvent(this, this.handleViewContext)}
 643                 >
 644                   {I18NextService.i18n.t("show_context")} ➔
 645                 </button>
 646               )}
 647             </>
 648           )}
 649           <CommentNodes
 650             nodes={this.commentTree()}
 651             viewType={this.state.commentViewType}
 652             maxCommentsShown={this.state.maxCommentsShown}
 653             locked={res.data.post_view.post.locked}
 654             moderators={res.data.moderators}
 655             admins={this.state.siteRes.admins}
 656             enableDownvotes={enableDownvotes(this.state.siteRes)}
 657             finished={this.state.finished}
 658             allLanguages={this.state.siteRes.all_languages}
 659             siteLanguages={this.state.siteRes.discussion_languages}
 660             onSaveComment={this.handleSaveComment}
 661             onBlockPerson={this.handleBlockPerson}
 662             onDeleteComment={this.handleDeleteComment}
 663             onRemoveComment={this.handleRemoveComment}
 664             onCommentVote={this.handleCommentVote}
 665             onCommentReport={this.handleCommentReport}
 666             onDistinguishComment={this.handleDistinguishComment}
 667             onAddModToCommunity={this.handleAddModToCommunity}
 668             onAddAdmin={this.handleAddAdmin}
 669             onTransferCommunity={this.handleTransferCommunity}
 670             onFetchChildren={this.handleFetchChildren}
 671             onPurgeComment={this.handlePurgeComment}
 672             onPurgePerson={this.handlePurgePerson}
 673             onCommentReplyRead={this.handleCommentReplyRead}
 674             onPersonMentionRead={this.handlePersonMentionRead}
 675             onBanPersonFromCommunity={this.handleBanFromCommunity}
 676             onBanPerson={this.handleBanPerson}
 677             onCreateComment={this.handleCreateComment}
 678             onEditComment={this.handleEditComment}
 679           />
 680         </div>
 681       )
 682     );
 683   }
 684
 685   commentTree(): CommentNodeI[] {
 686     if (this.state.commentsRes.state === "success") {
 687       return buildCommentsTree(
 688         this.state.commentsRes.data.comments,
 689         !!this.state.commentId,
 690       );
 691     } else {
 692       return [];
 693     }
 694   }
 695
 696   async handleCommentSortChange(i: Post, event: any) {
 697     i.setState({
 698       commentSort: event.target.value as CommentSortType,
 699       commentViewType: CommentViewType.Tree,
 700       commentsRes: { state: "loading" },
 701       postRes: { state: "loading" },
 702     });
 703     await i.fetchPost();
 704   }
 705
 706   handleCommentViewTypeChange(i: Post, event: any) {
 707     i.setState({
 708       commentViewType: Number(event.target.value),
 709       commentSort: "New",
 710     });
 711   }
 712
 713   handleShowSidebarMobile(i: Post) {
 714     i.setState({ showSidebarMobile: !i.state.showSidebarMobile });
 715   }
 716
 717   handleViewPost(i: Post) {
 718     if (i.state.postRes.state === "success") {
 719       const id = i.state.postRes.data.post_view.post.id;
 720       i.context.router.history.push(`/post/${id}`);
 721     }
 722   }
 723
 724   handleViewContext(i: Post) {
 725     if (i.state.commentsRes.state === "success") {
 726       const parentId = getCommentParentId(
 727         i.state.commentsRes.data.comments.at(0)?.comment,
 728       );
 729       if (parentId) {
 730         i.context.router.history.push(`/comment/${parentId}`);
 731       }
 732     }
 733   }
 734
 735   async handleDeleteCommunityClick(form: DeleteCommunity) {
 736     const deleteCommunityRes = await HttpService.client.deleteCommunity(form);
 737     this.updateCommunity(deleteCommunityRes);
 738   }
 739
 740   async handleAddModToCommunity(form: AddModToCommunity) {
 741     const addModRes = await HttpService.client.addModToCommunity(form);
 742     this.updateModerators(addModRes);
 743   }
 744
 745   async handleFollow(form: FollowCommunity) {
 746     const followCommunityRes = await HttpService.client.followCommunity(form);
 747     this.updateCommunity(followCommunityRes);
 748
 749     // Update myUserInfo
 750     if (followCommunityRes.state === "success") {
 751       const communityId = followCommunityRes.data.community_view.community.id;
 752       const mui = UserService.Instance.myUserInfo;
 753       if (mui) {
 754         mui.follows = mui.follows.filter(i => i.community.id !== communityId);
 755       }
 756     }
 757   }
 758
 759   async handlePurgeCommunity(form: PurgeCommunity) {
 760     const purgeCommunityRes = await HttpService.client.purgeCommunity(form);
 761     this.purgeItem(purgeCommunityRes);
 762   }
 763
 764   async handlePurgePerson(form: PurgePerson) {
 765     const purgePersonRes = await HttpService.client.purgePerson(form);
 766     this.purgeItem(purgePersonRes);
 767   }
 768
 769   async handlePurgeComment(form: PurgeComment) {
 770     const purgeCommentRes = await HttpService.client.purgeComment(form);
 771     this.purgeItem(purgeCommentRes);
 772   }
 773
 774   async handlePurgePost(form: PurgePost) {
 775     const purgeRes = await HttpService.client.purgePost(form);
 776     this.purgeItem(purgeRes);
 777   }
 778
 779   async handleBlockCommunity(form: BlockCommunity) {
 780     const blockCommunityRes = await HttpService.client.blockCommunity(form);
 781     if (blockCommunityRes.state === "success") {
 782       updateCommunityBlock(blockCommunityRes.data);
 783       this.setState(s => {
 784         if (s.postRes.state === "success") {
 785           s.postRes.data.community_view.blocked =
 786             blockCommunityRes.data.blocked;
 787         }
 788       });
 789     }
 790   }
 791
 792   async handleBlockPerson(form: BlockPerson) {
 793     const blockPersonRes = await HttpService.client.blockPerson(form);
 794     if (blockPersonRes.state === "success") {
 795       updatePersonBlock(blockPersonRes.data);
 796     }
 797   }
 798
 799   async handleModRemoveCommunity(form: RemoveCommunity) {
 800     const removeCommunityRes = await HttpService.client.removeCommunity(form);
 801     this.updateCommunity(removeCommunityRes);
 802   }
 803
 804   async handleEditCommunity(form: EditCommunity) {
 805     const res = await HttpService.client.editCommunity(form);
 806     this.updateCommunity(res);
 807
 808     return res;
 809   }
 810
 811   async handleCreateComment(form: CreateComment) {
 812     const createCommentRes = await HttpService.client.createComment(form);
 813     this.createAndUpdateComments(createCommentRes);
 814
 815     return createCommentRes;
 816   }
 817
 818   async handleEditComment(form: EditComment) {
 819     const editCommentRes = await HttpService.client.editComment(form);
 820     this.findAndUpdateComment(editCommentRes);
 821
 822     return editCommentRes;
 823   }
 824
 825   async handleDeleteComment(form: DeleteComment) {
 826     const deleteCommentRes = await HttpService.client.deleteComment(form);
 827     this.findAndUpdateComment(deleteCommentRes);
 828   }
 829
 830   async handleDeletePost(form: DeletePost) {
 831     const deleteRes = await HttpService.client.deletePost(form);
 832     this.updatePost(deleteRes);
 833   }
 834
 835   async handleRemovePost(form: RemovePost) {
 836     const removeRes = await HttpService.client.removePost(form);
 837     this.updatePost(removeRes);
 838   }
 839
 840   async handleRemoveComment(form: RemoveComment) {
 841     const removeCommentRes = await HttpService.client.removeComment(form);
 842     this.findAndUpdateComment(removeCommentRes);
 843   }
 844
 845   async handleSaveComment(form: SaveComment) {
 846     const saveCommentRes = await HttpService.client.saveComment(form);
 847     this.findAndUpdateComment(saveCommentRes);
 848   }
 849
 850   async handleSavePost(form: SavePost) {
 851     const saveRes = await HttpService.client.savePost(form);
 852     this.updatePost(saveRes);
 853   }
 854
 855   async handleFeaturePost(form: FeaturePost) {
 856     const featureRes = await HttpService.client.featurePost(form);
 857     this.updatePost(featureRes);
 858   }
 859
 860   async handleCommentVote(form: CreateCommentLike) {
 861     const voteRes = await HttpService.client.likeComment(form);
 862     this.findAndUpdateComment(voteRes);
 863   }
 864
 865   async handlePostVote(form: CreatePostLike) {
 866     const voteRes = await HttpService.client.likePost(form);
 867     this.updatePost(voteRes);
 868   }
 869
 870   async handlePostEdit(form: EditPost) {
 871     const res = await HttpService.client.editPost(form);
 872     this.updatePost(res);
 873   }
 874
 875   async handleCommentReport(form: CreateCommentReport) {
 876     const reportRes = await HttpService.client.createCommentReport(form);
 877     if (reportRes.state === "success") {
 878       toast(I18NextService.i18n.t("report_created"));
 879     }
 880   }
 881
 882   async handlePostReport(form: CreatePostReport) {
 883     const reportRes = await HttpService.client.createPostReport(form);
 884     if (reportRes.state === "success") {
 885       toast(I18NextService.i18n.t("report_created"));
 886     }
 887   }
 888
 889   async handleLockPost(form: LockPost) {
 890     const lockRes = await HttpService.client.lockPost(form);
 891     this.updatePost(lockRes);
 892   }
 893
 894   async handleDistinguishComment(form: DistinguishComment) {
 895     const distinguishRes = await HttpService.client.distinguishComment(form);
 896     this.findAndUpdateComment(distinguishRes);
 897   }
 898
 899   async handleAddAdmin(form: AddAdmin) {
 900     const addAdminRes = await HttpService.client.addAdmin(form);
 901
 902     if (addAdminRes.state === "success") {
 903       this.setState(s => ((s.siteRes.admins = addAdminRes.data.admins), s));
 904     }
 905   }
 906
 907   async handleTransferCommunity(form: TransferCommunity) {
 908     const transferCommunityRes = await HttpService.client.transferCommunity(
 909       form,
 910     );
 911     this.updateCommunityFull(transferCommunityRes);
 912   }
 913
 914   async handleFetchChildren(form: GetComments) {
 915     const moreCommentsRes = await HttpService.client.getComments(form);
 916     if (
 917       this.state.commentsRes.state === "success" &&
 918       moreCommentsRes.state === "success"
 919     ) {
 920       const newComments = moreCommentsRes.data.comments;
 921       // Remove the first comment, since it is the parent
 922       newComments.shift();
 923       const newRes = this.state.commentsRes;
 924       newRes.data.comments.push(...newComments);
 925       this.setState({ commentsRes: newRes });
 926     }
 927   }
 928
 929   async handleCommentReplyRead(form: MarkCommentReplyAsRead) {
 930     const readRes = await HttpService.client.markCommentReplyAsRead(form);
 931     this.findAndUpdateCommentReply(readRes);
 932   }
 933
 934   async handlePersonMentionRead(form: MarkPersonMentionAsRead) {
 935     // TODO not sure what to do here. Maybe it is actually optional, because post doesn't need it.
 936     await HttpService.client.markPersonMentionAsRead(form);
 937   }
 938
 939   async handleMarkPostAsRead(form: MarkPostAsRead) {
 940     const res = await HttpService.client.markPostAsRead(form);
 941     this.updatePost(res);
 942   }
 943
 944   async handleBanFromCommunity(form: BanFromCommunity) {
 945     const banRes = await HttpService.client.banFromCommunity(form);
 946     this.updateBan(banRes);
 947   }
 948
 949   async handleBanPerson(form: BanPerson) {
 950     const banRes = await HttpService.client.banPerson(form);
 951     this.updateBan(banRes);
 952   }
 953
 954   updateBanFromCommunity(banRes: RequestState<BanFromCommunityResponse>) {
 955     // Maybe not necessary
 956     if (banRes.state === "success") {
 957       this.setState(s => {
 958         if (
 959           s.postRes.state === "success" &&
 960           s.postRes.data.post_view.creator.id ===
 961             banRes.data.person_view.person.id
 962         ) {
 963           s.postRes.data.post_view.creator_banned_from_community =
 964             banRes.data.banned;
 965         }
 966         if (s.commentsRes.state === "success") {
 967           s.commentsRes.data.comments
 968             .filter(c => c.creator.id === banRes.data.person_view.person.id)
 969             .forEach(
 970               c => (c.creator_banned_from_community = banRes.data.banned),
 971             );
 972         }
 973         return s;
 974       });
 975     }
 976   }
 977
 978   updateBan(banRes: RequestState<BanPersonResponse>) {
 979     // Maybe not necessary
 980     if (banRes.state === "success") {
 981       this.setState(s => {
 982         if (
 983           s.postRes.state === "success" &&
 984           s.postRes.data.post_view.creator.id ===
 985             banRes.data.person_view.person.id
 986         ) {
 987           s.postRes.data.post_view.creator.banned = banRes.data.banned;
 988         }
 989         if (s.commentsRes.state === "success") {
 990           s.commentsRes.data.comments
 991             .filter(c => c.creator.id === banRes.data.person_view.person.id)
 992             .forEach(c => (c.creator.banned = banRes.data.banned));
 993         }
 994         return s;
 995       });
 996     }
 997   }
 998
 999   updateCommunity(communityRes: RequestState<CommunityResponse>) {
1000     this.setState(s => {
1001       if (s.postRes.state === "success" && communityRes.state === "success") {
1002         s.postRes.data.community_view = communityRes.data.community_view;
1003       }
1004       return s;
1005     });
1006   }
1007
1008   updateCommunityFull(res: RequestState<GetCommunityResponse>) {
1009     this.setState(s => {
1010       if (s.postRes.state === "success" && res.state === "success") {
1011         s.postRes.data.community_view = res.data.community_view;
1012         s.postRes.data.moderators = res.data.moderators;
1013       }
1014       return s;
1015     });
1016   }
1017
1018   updatePost(post: RequestState<PostResponse>) {
1019     this.setState(s => {
1020       if (s.postRes.state === "success" && post.state === "success") {
1021         s.postRes.data.post_view = post.data.post_view;
1022       }
1023       return s;
1024     });
1025   }
1026
1027   purgeItem(purgeRes: RequestState<PurgeItemResponse>) {
1028     if (purgeRes.state === "success") {
1029       toast(I18NextService.i18n.t("purge_success"));
1030       this.context.router.history.push(`/`);
1031     }
1032   }
1033
1034   createAndUpdateComments(res: RequestState<CommentResponse>) {
1035     this.setState(s => {
1036       if (s.commentsRes.state === "success" && res.state === "success") {
1037         s.commentsRes.data.comments.unshift(res.data.comment_view);
1038
1039         // Set finished for the parent
1040         s.finished.set(
1041           getCommentParentId(res.data.comment_view.comment) ?? 0,
1042           true,
1043         );
1044       }
1045       return s;
1046     });
1047   }
1048
1049   findAndUpdateComment(res: RequestState<CommentResponse>) {
1050     this.setState(s => {
1051       if (s.commentsRes.state === "success" && res.state === "success") {
1052         s.commentsRes.data.comments = editComment(
1053           res.data.comment_view,
1054           s.commentsRes.data.comments,
1055         );
1056         s.finished.set(res.data.comment_view.comment.id, true);
1057       }
1058       return s;
1059     });
1060   }
1061
1062   findAndUpdateCommentReply(res: RequestState<CommentReplyResponse>) {
1063     this.setState(s => {
1064       if (s.commentsRes.state === "success" && res.state === "success") {
1065         s.commentsRes.data.comments = editWith(
1066           res.data.comment_reply_view,
1067           s.commentsRes.data.comments,
1068         );
1069       }
1070       return s;
1071     });
1072   }
1073
1074   updateModerators(res: RequestState<AddModToCommunityResponse>) {
1075     // Update the moderators
1076     this.setState(s => {
1077       if (s.postRes.state === "success" && res.state === "success") {
1078         s.postRes.data.moderators = res.data.moderators;
1079       }
1080       return s;
1081     });
1082   }
1083 }