1 import { Component } from "inferno";
2 import { T } from "inferno-i18next-dess";
3 import { Link } from "inferno-router";
23 } from "lemmy-js-client";
24 import { I18NextService } from "../../services";
25 import { PostListing } from "./post-listing";
27 interface PostListingsProps {
29 allLanguages: Language[];
30 siteLanguages: number[];
31 showCommunity?: boolean;
32 removeDuplicates?: boolean;
33 enableDownvotes?: boolean;
36 onPostEdit(form: EditPost): void;
37 onPostVote(form: CreatePostLike): void;
38 onPostReport(form: CreatePostReport): void;
39 onBlockPerson(form: BlockPerson): void;
40 onLockPost(form: LockPost): void;
41 onDeletePost(form: DeletePost): void;
42 onRemovePost(form: RemovePost): void;
43 onSavePost(form: SavePost): void;
44 onFeaturePost(form: FeaturePost): void;
45 onPurgePerson(form: PurgePerson): void;
46 onPurgePost(form: PurgePost): void;
47 onBanPersonFromCommunity(form: BanFromCommunity): void;
48 onBanPerson(form: BanPerson): void;
49 onAddModToCommunity(form: AddModToCommunity): void;
50 onAddAdmin(form: AddAdmin): void;
51 onTransferCommunity(form: TransferCommunity): void;
54 export class PostListings extends Component<PostListingsProps, any> {
55 duplicatesMap = new Map<number, PostView[]>();
57 constructor(props: any, context: any) {
58 super(props, context);
62 return this.props.removeDuplicates
63 ? this.removeDuplicates()
69 <div className="post-listings">
70 {this.posts.length > 0 ? (
71 this.posts.map((post_view, idx) => (
75 crossPosts={this.duplicatesMap.get(post_view.post.id)}
76 showCommunity={this.props.showCommunity}
77 enableDownvotes={this.props.enableDownvotes}
78 enableNsfw={this.props.enableNsfw}
80 viewOnly={this.props.viewOnly}
81 allLanguages={this.props.allLanguages}
82 siteLanguages={this.props.siteLanguages}
83 onPostEdit={this.props.onPostEdit}
84 onPostVote={this.props.onPostVote}
85 onPostReport={this.props.onPostReport}
86 onBlockPerson={this.props.onBlockPerson}
87 onLockPost={this.props.onLockPost}
88 onDeletePost={this.props.onDeletePost}
89 onRemovePost={this.props.onRemovePost}
90 onSavePost={this.props.onSavePost}
91 onFeaturePost={this.props.onFeaturePost}
92 onPurgePerson={this.props.onPurgePerson}
93 onPurgePost={this.props.onPurgePost}
94 onBanPersonFromCommunity={this.props.onBanPersonFromCommunity}
95 onBanPerson={this.props.onBanPerson}
96 onAddModToCommunity={this.props.onAddModToCommunity}
97 onAddAdmin={this.props.onAddAdmin}
98 onTransferCommunity={this.props.onTransferCommunity}
100 {idx + 1 !== this.posts.length && <hr className="my-3" />}
105 <div>{I18NextService.i18n.t("no_posts")}</div>
106 {this.props.showCommunity && (
107 <T i18nKey="subscribe_to_communities">
108 #<Link to="/communities">#</Link>
117 removeDuplicates(): PostView[] {
118 // Must use a spread to clone the props, because splice will fail below otherwise.
119 const posts = [...this.props.posts].filter(empty => empty);
121 // A map from post url to list of posts (dupes)
122 const urlMap = new Map<string, PostView[]>();
124 // Loop over the posts, find ones with same urls
125 for (const pv of posts) {
126 const url = pv.post.url;
130 !pv.community.deleted &&
131 !pv.community.removed &&
134 if (!urlMap.get(url)) {
135 urlMap.set(url, [pv]);
137 urlMap.get(url)?.push(pv);
143 // Remove the ones that have no length
144 for (const e of urlMap.entries()) {
145 if (e[1].length == 1) {
148 e[1].sort((a, b) => a.post.published.localeCompare(b.post.published));
152 for (let i = 0; i < posts.length; i++) {
154 const url = pv.post.url;
156 const found = urlMap.get(url);
158 // If its the oldest, add
159 if (pv.post.id == found[0].post.id) {
160 this.duplicatesMap.set(pv.post.id, found.slice(1));
162 // Otherwise, delete it
164 posts.splice(i--, 1);