ui/src/components/main.tsx

   1 import { Component, linkEvent } from 'inferno';
   2 import { Helmet } from 'inferno-helmet';
   3 import { Link } from 'inferno-router';
   4 import { Subscription } from 'rxjs';
   5 import { retryWhen, delay, take } from 'rxjs/operators';
   6 import {
   7   UserOperation,
   8   CommunityUser,
   9   GetFollowedCommunitiesResponse,
  10   ListCommunitiesForm,
  11   ListCommunitiesResponse,
  12   Community,
  13   SortType,
  14   GetSiteResponse,
  15   ListingType,
  16   DataType,
  17   SiteResponse,
  18   GetPostsResponse,
  19   PostResponse,
  20   Post,
  21   GetPostsForm,
  22   Comment,
  23   GetCommentsForm,
  24   GetCommentsResponse,
  25   CommentResponse,
  26   AddAdminResponse,
  27   BanUserResponse,
  28   WebSocketJsonResponse,
  29 } from '../interfaces';
  30 import { WebSocketService, UserService } from '../services';
  31 import { PostListings } from './post-listings';
  32 import { CommentNodes } from './comment-nodes';
  33 import { SortSelect } from './sort-select';
  34 import { ListingTypeSelect } from './listing-type-select';
  35 import { DataTypeSelect } from './data-type-select';
  36 import { SiteForm } from './site-form';
  37 import { UserListing } from './user-listing';
  38 import { CommunityLink } from './community-link';
  39 import { BannerIconHeader } from './banner-icon-header';
  40 import {
  41   wsJsonToRes,
  42   repoUrl,
  43   mdToHtml,
  44   fetchLimit,
  45   toast,
  46   getListingTypeFromProps,
  47   getPageFromProps,
  48   getSortTypeFromProps,
  49   getDataTypeFromProps,
  50   editCommentRes,
  51   saveCommentRes,
  52   createCommentLikeRes,
  53   createPostLikeFindRes,
  54   editPostFindRes,
  55   commentsToFlatNodes,
  56   setupTippy,
  57   favIconUrl,
  58 } from '../utils';
  59 import { i18n } from '../i18next';
  60 import { T } from 'inferno-i18next';
  61
  62 interface MainState {
  63   subscribedCommunities: Array<CommunityUser>;
  64   trendingCommunities: Array<Community>;
  65   siteRes: GetSiteResponse;
  66   showEditSite: boolean;
  67   loading: boolean;
  68   posts: Array<Post>;
  69   comments: Array<Comment>;
  70   listingType: ListingType;
  71   dataType: DataType;
  72   sort: SortType;
  73   page: number;
  74 }
  75
  76 interface MainProps {
  77   listingType: ListingType;
  78   dataType: DataType;
  79   sort: SortType;
  80   page: number;
  81 }
  82
  83 interface UrlParams {
  84   listingType?: string;
  85   dataType?: string;
  86   sort?: string;
  87   page?: number;
  88 }
  89
  90 export class Main extends Component<any, MainState> {
  91   private subscription: Subscription;
  92   private emptyState: MainState = {
  93     subscribedCommunities: [],
  94     trendingCommunities: [],
  95     siteRes: {
  96       site: {
  97         id: null,
  98         name: null,
  99         creator_id: null,
 100         creator_name: null,
 101         published: null,
 102         number_of_users: null,
 103         number_of_posts: null,
 104         number_of_comments: null,
 105         number_of_communities: null,
 106         enable_downvotes: null,
 107         open_registration: null,
 108         enable_nsfw: null,
 109         icon: null,
 110         banner: null,
 111         creator_preferred_username: null,
 112       },
 113       admins: [],
 114       banned: [],
 115       online: null,
 116       version: null,
 117     },
 118     showEditSite: false,
 119     loading: true,
 120     posts: [],
 121     comments: [],
 122     listingType: getListingTypeFromProps(this.props),
 123     dataType: getDataTypeFromProps(this.props),
 124     sort: getSortTypeFromProps(this.props),
 125     page: getPageFromProps(this.props),
 126   };
 127
 128   constructor(props: any, context: any) {
 129     super(props, context);
 130
 131     this.state = this.emptyState;
 132     this.handleEditCancel = this.handleEditCancel.bind(this);
 133     this.handleSortChange = this.handleSortChange.bind(this);
 134     this.handleListingTypeChange = this.handleListingTypeChange.bind(this);
 135     this.handleDataTypeChange = this.handleDataTypeChange.bind(this);
 136
 137     this.subscription = WebSocketService.Instance.subject
 138       .pipe(retryWhen(errors => errors.pipe(delay(3000), take(10))))
 139       .subscribe(
 140         msg => this.parseMessage(msg),
 141         err => console.error(err),
 142         () => console.log('complete')
 143       );
 144
 145     WebSocketService.Instance.getSite();
 146
 147     if (UserService.Instance.user) {
 148       WebSocketService.Instance.getFollowedCommunities();
 149     }
 150
 151     let listCommunitiesForm: ListCommunitiesForm = {
 152       sort: SortType[SortType.Hot],
 153       limit: 6,
 154     };
 155
 156     WebSocketService.Instance.listCommunities(listCommunitiesForm);
 157
 158     this.fetchData();
 159   }
 160
 161   componentWillUnmount() {
 162     this.subscription.unsubscribe();
 163   }
 164
 165   static getDerivedStateFromProps(props: any): MainProps {
 166     return {
 167       listingType: getListingTypeFromProps(props),
 168       dataType: getDataTypeFromProps(props),
 169       sort: getSortTypeFromProps(props),
 170       page: getPageFromProps(props),
 171     };
 172   }
 173
 174   componentDidUpdate(_: any, lastState: MainState) {
 175     if (
 176       lastState.listingType !== this.state.listingType ||
 177       lastState.dataType !== this.state.dataType ||
 178       lastState.sort !== this.state.sort ||
 179       lastState.page !== this.state.page
 180     ) {
 181       this.setState({ loading: true });
 182       this.fetchData();
 183     }
 184   }
 185
 186   get documentTitle(): string {
 187     if (this.state.siteRes.site.name) {
 188       return `${this.state.siteRes.site.name}`;
 189     } else {
 190       return 'Lemmy';
 191     }
 192   }
 193
 194   get favIcon(): string {
 195     return this.state.siteRes.site.icon
 196       ? this.state.siteRes.site.icon
 197       : favIconUrl;
 198   }
 199
 200   render() {
 201     return (
 202       <div class="container">
 203         <Helmet title={this.documentTitle}>
 204           <link
 205             id="favicon"
 206             rel="icon"
 207             type="image/x-icon"
 208             href={this.favIcon}
 209           />
 210         </Helmet>
 211         <div class="row">
 212           <main role="main" class="col-12 col-md-8">
 213             {this.posts()}
 214           </main>
 215           <aside class="col-12 col-md-4">{this.mySidebar()}</aside>
 216         </div>
 217       </div>
 218     );
 219   }
 220
 221   mySidebar() {
 222     return (
 223       <div>
 224         {!this.state.loading && (
 225           <div>
 226             <div class="card bg-transparent border-secondary mb-3">
 227               <div class="card-header bg-transparent border-secondary">
 228                 <div class="mb-2">
 229                   {this.siteName()}
 230                   {this.adminButtons()}
 231                 </div>
 232                 <BannerIconHeader banner={this.state.siteRes.site.banner} />
 233               </div>
 234               <div class="card-body">
 235                 {this.trendingCommunities()}
 236                 {this.createCommunityButton()}
 237                 {/*
 238                 {this.subscribedCommunities()}
 239                 */}
 240               </div>
 241             </div>
 242
 243             <div class="card bg-transparent border-secondary mb-3">
 244               <div class="card-body">{this.sidebar()}</div>
 245             </div>
 246
 247             <div class="card bg-transparent border-secondary">
 248               <div class="card-body">{this.landing()}</div>
 249             </div>
 250           </div>
 251         )}
 252       </div>
 253     );
 254   }
 255
 256   createCommunityButton() {
 257     return (
 258       <Link class="btn btn-secondary btn-block" to="/create_community">
 259         {i18n.t('create_a_community')}
 260       </Link>
 261     );
 262   }
 263
 264   trendingCommunities() {
 265     return (
 266       <div>
 267         <h5>
 268           <T i18nKey="trending_communities">
 269             #
 270             <Link class="text-body" to="/communities">
 271               #
 272             </Link>
 273           </T>
 274         </h5>
 275         <ul class="list-inline">
 276           {this.state.trendingCommunities.map(community => (
 277             <li class="list-inline-item">
 278               <CommunityLink community={community} />
 279             </li>
 280           ))}
 281         </ul>
 282       </div>
 283     );
 284   }
 285
 286   subscribedCommunities() {
 287     return (
 288       UserService.Instance.user &&
 289       this.state.subscribedCommunities.length > 0 && (
 290         <div>
 291           <h5>
 292             <T i18nKey="subscribed_to_communities">
 293               #
 294               <Link class="text-body" to="/communities">
 295                 #
 296               </Link>
 297             </T>
 298           </h5>
 299           <ul class="list-inline">
 300             {this.state.subscribedCommunities.map(community => (
 301               <li class="list-inline-item">
 302                 <CommunityLink
 303                   community={{
 304                     name: community.community_name,
 305                     id: community.community_id,
 306                     local: community.community_local,
 307                     actor_id: community.community_actor_id,
 308                     icon: community.community_icon,
 309                   }}
 310                 />
 311               </li>
 312             ))}
 313           </ul>
 314         </div>
 315       )
 316     );
 317   }
 318
 319   sidebar() {
 320     return (
 321       <div>
 322         {!this.state.showEditSite ? (
 323           this.siteInfo()
 324         ) : (
 325           <SiteForm
 326             site={this.state.siteRes.site}
 327             onCancel={this.handleEditCancel}
 328           />
 329         )}
 330       </div>
 331     );
 332   }
 333
 334   updateUrl(paramUpdates: UrlParams) {
 335     const listingTypeStr =
 336       paramUpdates.listingType ||
 337       ListingType[this.state.listingType].toLowerCase();
 338     const dataTypeStr =
 339       paramUpdates.dataType || DataType[this.state.dataType].toLowerCase();
 340     const sortStr =
 341       paramUpdates.sort || SortType[this.state.sort].toLowerCase();
 342     const page = paramUpdates.page || this.state.page;
 343     this.props.history.push(
 344       `/home/data_type/${dataTypeStr}/listing_type/${listingTypeStr}/sort/${sortStr}/page/${page}`
 345     );
 346   }
 347
 348   siteInfo() {
 349     return (
 350       <div>
 351         {this.state.siteRes.site.description && this.siteDescription()}
 352         {this.badges()}
 353         {this.admins()}
 354       </div>
 355     );
 356   }
 357
 358   siteName() {
 359     return <h5 class="mb-0">{`${this.state.siteRes.site.name}`}</h5>;
 360   }
 361
 362   admins() {
 363     return (
 364       <ul class="mt-1 list-inline small mb-0">
 365         <li class="list-inline-item">{i18n.t('admins')}:</li>
 366         {this.state.siteRes.admins.map(admin => (
 367           <li class="list-inline-item">
 368             <UserListing
 369               user={{
 370                 name: admin.name,
 371                 preferred_username: admin.preferred_username,
 372                 avatar: admin.avatar,
 373                 local: admin.local,
 374                 actor_id: admin.actor_id,
 375                 id: admin.id,
 376               }}
 377             />
 378           </li>
 379         ))}
 380       </ul>
 381     );
 382   }
 383
 384   badges() {
 385     return (
 386       <ul class="my-2 list-inline">
 387         {/*
 388               <li className="list-inline-item badge badge-light">
 389                 {i18n.t('number_online', { count: this.state.siteRes.online })}
 390               </li>
 391               */}
 392         <li className="list-inline-item badge badge-light">
 393           {i18n.t('number_of_users', {
 394             count: this.state.siteRes.site.number_of_users,
 395           })}
 396         </li>
 397         <li className="list-inline-item badge badge-light">
 398           {i18n.t('number_of_communities', {
 399             count: this.state.siteRes.site.number_of_communities,
 400           })}
 401         </li>
 402         <li className="list-inline-item badge badge-light">
 403           {i18n.t('number_of_posts', {
 404             count: this.state.siteRes.site.number_of_posts,
 405           })}
 406         </li>
 407         <li className="list-inline-item badge badge-light">
 408           {i18n.t('number_of_comments', {
 409             count: this.state.siteRes.site.number_of_comments,
 410           })}
 411         </li>
 412         <li className="list-inline-item">
 413           <Link className="badge badge-light" to="/modlog">
 414             {i18n.t('modlog')}
 415           </Link>
 416         </li>
 417       </ul>
 418     );
 419   }
 420
 421   adminButtons() {
 422     return (
 423       this.canAdmin && (
 424         <ul class="list-inline mb-1 text-muted font-weight-bold">
 425           <li className="list-inline-item-action">
 426             <span
 427               class="pointer"
 428               onClick={linkEvent(this, this.handleEditClick)}
 429               data-tippy-content={i18n.t('edit')}
 430             >
 431               <svg class="icon icon-inline">
 432                 <use xlinkHref="#icon-edit"></use>
 433               </svg>
 434             </span>
 435           </li>
 436         </ul>
 437       )
 438     );
 439   }
 440
 441   siteDescription() {
 442     return (
 443       <div
 444         className="md-div"
 445         dangerouslySetInnerHTML={mdToHtml(this.state.siteRes.site.description)}
 446       />
 447     );
 448   }
 449
 450   landing() {
 451     return (
 452       <>
 453         <h5>
 454           {i18n.t('powered_by')}
 455           <svg class="icon mx-2">
 456             <use xlinkHref="#icon-mouse">#</use>
 457           </svg>
 458           <a href={repoUrl}>
 459             Lemmy<sup>beta</sup>
 460           </a>
 461         </h5>
 462         <p class="mb-0">
 463           <T i18nKey="landing_0">
 464             #
 465             <a href="https://en.wikipedia.org/wiki/Social_network_aggregation">
 466               #
 467             </a>
 468             <a href="https://en.wikipedia.org/wiki/Fediverse">#</a>
 469             <br class="big"></br>
 470             <code>#</code>
 471             <br></br>
 472             <b>#</b>
 473             <br class="big"></br>
 474             <a href={repoUrl}>#</a>
 475             <br class="big"></br>
 476             <a href="https://www.rust-lang.org">#</a>
 477             <a href="https://actix.rs/">#</a>
 478             <a href="https://infernojs.org">#</a>
 479             <a href="https://www.typescriptlang.org/">#</a>
 480             <br class="big"></br>
 481             <a href="https://github.com/LemmyNet/lemmy/graphs/contributors?type=a">
 482               #
 483             </a>
 484           </T>
 485         </p>
 486       </>
 487     );
 488   }
 489
 490   posts() {
 491     return (
 492       <div class="main-content-wrapper">
 493         {this.state.loading ? (
 494           <h5>
 495             <svg class="icon icon-spinner spin">
 496               <use xlinkHref="#icon-spinner"></use>
 497             </svg>
 498           </h5>
 499         ) : (
 500           <div>
 501             {this.selects()}
 502             {this.listings()}
 503             {this.paginator()}
 504           </div>
 505         )}
 506       </div>
 507     );
 508   }
 509
 510   listings() {
 511     return this.state.dataType == DataType.Post ? (
 512       <PostListings
 513         posts={this.state.posts}
 514         showCommunity
 515         removeDuplicates
 516         sort={this.state.sort}
 517         enableDownvotes={this.state.siteRes.site.enable_downvotes}
 518         enableNsfw={this.state.siteRes.site.enable_nsfw}
 519       />
 520     ) : (
 521       <CommentNodes
 522         nodes={commentsToFlatNodes(this.state.comments)}
 523         noIndent
 524         showCommunity
 525         sortType={this.state.sort}
 526         showContext
 527         enableDownvotes={this.state.siteRes.site.enable_downvotes}
 528       />
 529     );
 530   }
 531
 532   selects() {
 533     return (
 534       <div className="mb-3">
 535         <span class="mr-3">
 536           <DataTypeSelect
 537             type_={this.state.dataType}
 538             onChange={this.handleDataTypeChange}
 539           />
 540         </span>
 541         <span class="mr-3">
 542           <ListingTypeSelect
 543             type_={this.state.listingType}
 544             onChange={this.handleListingTypeChange}
 545           />
 546         </span>
 547         <span class="mr-2">
 548           <SortSelect sort={this.state.sort} onChange={this.handleSortChange} />
 549         </span>
 550         {this.state.listingType == ListingType.All && (
 551           <a
 552             href={`/feeds/all.xml?sort=${SortType[this.state.sort]}`}
 553             target="_blank"
 554             rel="noopener"
 555             title="RSS"
 556           >
 557             <svg class="icon text-muted small">
 558               <use xlinkHref="#icon-rss">#</use>
 559             </svg>
 560           </a>
 561         )}
 562         {UserService.Instance.user &&
 563           this.state.listingType == ListingType.Subscribed && (
 564             <a
 565               href={`/feeds/front/${UserService.Instance.auth}.xml?sort=${
 566                 SortType[this.state.sort]
 567               }`}
 568               target="_blank"
 569               title="RSS"
 570               rel="noopener"
 571             >
 572               <svg class="icon text-muted small">
 573                 <use xlinkHref="#icon-rss">#</use>
 574               </svg>
 575             </a>
 576           )}
 577       </div>
 578     );
 579   }
 580
 581   paginator() {
 582     return (
 583       <div class="my-2">
 584         {this.state.page > 1 && (
 585           <button
 586             class="btn btn-secondary mr-1"
 587             onClick={linkEvent(this, this.prevPage)}
 588           >
 589             {i18n.t('prev')}
 590           </button>
 591         )}
 592         {this.state.posts.length > 0 && (
 593           <button
 594             class="btn btn-secondary"
 595             onClick={linkEvent(this, this.nextPage)}
 596           >
 597             {i18n.t('next')}
 598           </button>
 599         )}
 600       </div>
 601     );
 602   }
 603
 604   get canAdmin(): boolean {
 605     return (
 606       UserService.Instance.user &&
 607       this.state.siteRes.admins
 608         .map(a => a.id)
 609         .includes(UserService.Instance.user.id)
 610     );
 611   }
 612
 613   handleEditClick(i: Main) {
 614     i.state.showEditSite = true;
 615     i.setState(i.state);
 616   }
 617
 618   handleEditCancel() {
 619     this.state.showEditSite = false;
 620     this.setState(this.state);
 621   }
 622
 623   nextPage(i: Main) {
 624     i.updateUrl({ page: i.state.page + 1 });
 625     window.scrollTo(0, 0);
 626   }
 627
 628   prevPage(i: Main) {
 629     i.updateUrl({ page: i.state.page - 1 });
 630     window.scrollTo(0, 0);
 631   }
 632
 633   handleSortChange(val: SortType) {
 634     this.updateUrl({ sort: SortType[val].toLowerCase(), page: 1 });
 635     window.scrollTo(0, 0);
 636   }
 637
 638   handleListingTypeChange(val: ListingType) {
 639     this.updateUrl({ listingType: ListingType[val].toLowerCase(), page: 1 });
 640     window.scrollTo(0, 0);
 641   }
 642
 643   handleDataTypeChange(val: DataType) {
 644     this.updateUrl({ dataType: DataType[val].toLowerCase(), page: 1 });
 645     window.scrollTo(0, 0);
 646   }
 647
 648   fetchData() {
 649     if (this.state.dataType == DataType.Post) {
 650       let getPostsForm: GetPostsForm = {
 651         page: this.state.page,
 652         limit: fetchLimit,
 653         sort: SortType[this.state.sort],
 654         type_: ListingType[this.state.listingType],
 655       };
 656       WebSocketService.Instance.getPosts(getPostsForm);
 657     } else {
 658       let getCommentsForm: GetCommentsForm = {
 659         page: this.state.page,
 660         limit: fetchLimit,
 661         sort: SortType[this.state.sort],
 662         type_: ListingType[this.state.listingType],
 663       };
 664       WebSocketService.Instance.getComments(getCommentsForm);
 665     }
 666   }
 667
 668   parseMessage(msg: WebSocketJsonResponse) {
 669     console.log(msg);
 670     let res = wsJsonToRes(msg);
 671     if (msg.error) {
 672       toast(i18n.t(msg.error), 'danger');
 673       return;
 674     } else if (msg.reconnect) {
 675       this.fetchData();
 676     } else if (res.op == UserOperation.GetFollowedCommunities) {
 677       let data = res.data as GetFollowedCommunitiesResponse;
 678       this.state.subscribedCommunities = data.communities;
 679       this.setState(this.state);
 680     } else if (res.op == UserOperation.ListCommunities) {
 681       let data = res.data as ListCommunitiesResponse;
 682       this.state.trendingCommunities = data.communities;
 683       this.setState(this.state);
 684     } else if (res.op == UserOperation.GetSite) {
 685       let data = res.data as GetSiteResponse;
 686
 687       // This means it hasn't been set up yet
 688       if (!data.site) {
 689         this.context.router.history.push('/setup');
 690       }
 691       this.state.siteRes.admins = data.admins;
 692       this.state.siteRes.site = data.site;
 693       this.state.siteRes.banned = data.banned;
 694       this.state.siteRes.online = data.online;
 695       this.setState(this.state);
 696     } else if (res.op == UserOperation.EditSite) {
 697       let data = res.data as SiteResponse;
 698       this.state.siteRes.site = data.site;
 699       this.state.showEditSite = false;
 700       this.setState(this.state);
 701       toast(i18n.t('site_saved'));
 702     } else if (res.op == UserOperation.GetPosts) {
 703       let data = res.data as GetPostsResponse;
 704       this.state.posts = data.posts;
 705       this.state.loading = false;
 706       this.setState(this.state);
 707       setupTippy();
 708     } else if (res.op == UserOperation.CreatePost) {
 709       let data = res.data as PostResponse;
 710
 711       // If you're on subscribed, only push it if you're subscribed.
 712       if (this.state.listingType == ListingType.Subscribed) {
 713         if (
 714           this.state.subscribedCommunities
 715             .map(c => c.community_id)
 716             .includes(data.post.community_id)
 717         ) {
 718           this.state.posts.unshift(data.post);
 719         }
 720       } else {
 721         // NSFW posts
 722         let nsfw = data.post.nsfw || data.post.community_nsfw;
 723
 724         // Don't push the post if its nsfw, and don't have that setting on
 725         if (
 726           !nsfw ||
 727           (nsfw &&
 728             UserService.Instance.user &&
 729             UserService.Instance.user.show_nsfw)
 730         ) {
 731           this.state.posts.unshift(data.post);
 732         }
 733       }
 734       this.setState(this.state);
 735     } else if (res.op == UserOperation.EditPost) {
 736       let data = res.data as PostResponse;
 737       editPostFindRes(data, this.state.posts);
 738       this.setState(this.state);
 739     } else if (res.op == UserOperation.CreatePostLike) {
 740       let data = res.data as PostResponse;
 741       createPostLikeFindRes(data, this.state.posts);
 742       this.setState(this.state);
 743     } else if (res.op == UserOperation.AddAdmin) {
 744       let data = res.data as AddAdminResponse;
 745       this.state.siteRes.admins = data.admins;
 746       this.setState(this.state);
 747     } else if (res.op == UserOperation.BanUser) {
 748       let data = res.data as BanUserResponse;
 749       let found = this.state.siteRes.banned.find(u => (u.id = data.user.id));
 750
 751       // Remove the banned if its found in the list, and the action is an unban
 752       if (found && !data.banned) {
 753         this.state.siteRes.banned = this.state.siteRes.banned.filter(
 754           i => i.id !== data.user.id
 755         );
 756       } else {
 757         this.state.siteRes.banned.push(data.user);
 758       }
 759
 760       this.state.posts
 761         .filter(p => p.creator_id == data.user.id)
 762         .forEach(p => (p.banned = data.banned));
 763
 764       this.setState(this.state);
 765     } else if (res.op == UserOperation.GetComments) {
 766       let data = res.data as GetCommentsResponse;
 767       this.state.comments = data.comments;
 768       this.state.loading = false;
 769       this.setState(this.state);
 770     } else if (
 771       res.op == UserOperation.EditComment ||
 772       res.op == UserOperation.DeleteComment ||
 773       res.op == UserOperation.RemoveComment
 774     ) {
 775       let data = res.data as CommentResponse;
 776       editCommentRes(data, this.state.comments);
 777       this.setState(this.state);
 778     } else if (res.op == UserOperation.CreateComment) {
 779       let data = res.data as CommentResponse;
 780
 781       // Necessary since it might be a user reply
 782       if (data.recipient_ids.length == 0) {
 783         // If you're on subscribed, only push it if you're subscribed.
 784         if (this.state.listingType == ListingType.Subscribed) {
 785           if (
 786             this.state.subscribedCommunities
 787               .map(c => c.community_id)
 788               .includes(data.comment.community_id)
 789           ) {
 790             this.state.comments.unshift(data.comment);
 791           }
 792         } else {
 793           this.state.comments.unshift(data.comment);
 794         }
 795         this.setState(this.state);
 796       }
 797     } else if (res.op == UserOperation.SaveComment) {
 798       let data = res.data as CommentResponse;
 799       saveCommentRes(data, this.state.comments);
 800       this.setState(this.state);
 801     } else if (res.op == UserOperation.CreateCommentLike) {
 802       let data = res.data as CommentResponse;
 803       createCommentLikeRes(data, this.state.comments);
 804       this.setState(this.state);
 805     }
 806   }
 807 }