lemmy/ui/src/services/WebSocketService.ts

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import { wsUri } from '../env';
import {
LoginForm,
RegisterForm,
UserOperation,
CommunityForm,
PostForm,
SavePostForm,
CommentForm,
SaveCommentForm,
CommentLikeForm,
GetPostsForm,
CreatePostLikeForm,
FollowCommunityForm,
GetUserDetailsForm,
ListCommunitiesForm,
GetModlogForm,
BanFromCommunityForm,
AddModToCommunityForm,
TransferCommunityForm,
AddAdminForm,
TransferSiteForm,
BanUserForm,
SiteForm,
Site,
UserView,
GetRepliesForm,
GetUserMentionsForm,
EditUserMentionForm,
SearchForm,
UserSettingsForm,
DeleteAccountForm,
} from '../interfaces';
import { webSocket } from 'rxjs/webSocket';
import { Subject } from 'rxjs';
import { retryWhen, delay, take } from 'rxjs/operators';
import { UserService } from './';
import { i18n } from '../i18next';
export class WebSocketService {
private static _instance: WebSocketService;
public subject: Subject<any>;
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public site: Site;
public admins: Array<UserView>;
public banned: Array<UserView>;
private constructor() {
this.subject = webSocket(wsUri);
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// Necessary to not keep reconnecting
this.subject
.pipe(
retryWhen(errors =>
errors.pipe(
delay(1000)
// take(999)
)
)
)
.subscribe();
console.log(`Connected to ${wsUri}`);
}
public static get Instance() {
return this._instance || (this._instance = new this());
}
public login(loginForm: LoginForm) {
this.subject.next(this.wsSendWrapper(UserOperation.Login, loginForm));
}
public register(registerForm: RegisterForm) {
this.subject.next(this.wsSendWrapper(UserOperation.Register, registerForm));
}
public createCommunity(communityForm: CommunityForm) {
this.setAuth(communityForm);
this.subject.next(
this.wsSendWrapper(UserOperation.CreateCommunity, communityForm)
);
}
public editCommunity(communityForm: CommunityForm) {
this.setAuth(communityForm);
this.subject.next(
this.wsSendWrapper(UserOperation.EditCommunity, communityForm)
);
}
public followCommunity(followCommunityForm: FollowCommunityForm) {
this.setAuth(followCommunityForm);
this.subject.next(
this.wsSendWrapper(UserOperation.FollowCommunity, followCommunityForm)
);
}
public listCommunities(form: ListCommunitiesForm) {
this.setAuth(form, false);
this.subject.next(this.wsSendWrapper(UserOperation.ListCommunities, form));
}
public getFollowedCommunities() {
let data = { auth: UserService.Instance.auth };
this.subject.next(
this.wsSendWrapper(UserOperation.GetFollowedCommunities, data)
);
}
public listCategories() {
this.subject.next(
this.wsSendWrapper(UserOperation.ListCategories, undefined)
);
}
public createPost(postForm: PostForm) {
this.setAuth(postForm);
this.subject.next(this.wsSendWrapper(UserOperation.CreatePost, postForm));
}
public getPost(postId: number) {
let data = { id: postId, auth: UserService.Instance.auth };
this.subject.next(this.wsSendWrapper(UserOperation.GetPost, data));
}
public getCommunity(communityId: number) {
let data = { id: communityId, auth: UserService.Instance.auth };
this.subject.next(this.wsSendWrapper(UserOperation.GetCommunity, data));
}
public getCommunityByName(name: string) {
let data = { name: name, auth: UserService.Instance.auth };
this.subject.next(this.wsSendWrapper(UserOperation.GetCommunity, data));
}
public createComment(commentForm: CommentForm) {
this.setAuth(commentForm);
this.subject.next(
this.wsSendWrapper(UserOperation.CreateComment, commentForm)
);
}
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public editComment(commentForm: CommentForm) {
this.setAuth(commentForm);
this.subject.next(
this.wsSendWrapper(UserOperation.EditComment, commentForm)
);
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}
public likeComment(form: CommentLikeForm) {
this.setAuth(form);
this.subject.next(
this.wsSendWrapper(UserOperation.CreateCommentLike, form)
);
}
public saveComment(form: SaveCommentForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.SaveComment, form));
}
public getPosts(form: GetPostsForm) {
this.setAuth(form, false);
this.subject.next(this.wsSendWrapper(UserOperation.GetPosts, form));
}
public likePost(form: CreatePostLikeForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.CreatePostLike, form));
}
public editPost(postForm: PostForm) {
this.setAuth(postForm);
this.subject.next(this.wsSendWrapper(UserOperation.EditPost, postForm));
}
public savePost(form: SavePostForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.SavePost, form));
}
public banFromCommunity(form: BanFromCommunityForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.BanFromCommunity, form));
}
public addModToCommunity(form: AddModToCommunityForm) {
this.setAuth(form);
this.subject.next(
this.wsSendWrapper(UserOperation.AddModToCommunity, form)
);
}
public transferCommunity(form: TransferCommunityForm) {
this.setAuth(form);
this.subject.next(
this.wsSendWrapper(UserOperation.TransferCommunity, form)
);
}
public transferSite(form: TransferSiteForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.TransferSite, form));
}
public banUser(form: BanUserForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.BanUser, form));
}
public addAdmin(form: AddAdminForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.AddAdmin, form));
}
public getUserDetails(form: GetUserDetailsForm) {
this.setAuth(form, false);
this.subject.next(this.wsSendWrapper(UserOperation.GetUserDetails, form));
}
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public getReplies(form: GetRepliesForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.GetReplies, form));
}
public getUserMentions(form: GetUserMentionsForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.GetUserMentions, form));
}
public editUserMention(form: EditUserMentionForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.EditUserMention, form));
}
public getModlog(form: GetModlogForm) {
this.subject.next(this.wsSendWrapper(UserOperation.GetModlog, form));
}
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public createSite(siteForm: SiteForm) {
this.setAuth(siteForm);
this.subject.next(this.wsSendWrapper(UserOperation.CreateSite, siteForm));
}
public editSite(siteForm: SiteForm) {
this.setAuth(siteForm);
this.subject.next(this.wsSendWrapper(UserOperation.EditSite, siteForm));
}
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public getSite() {
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this.subject.next(this.wsSendWrapper(UserOperation.GetSite, undefined));
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}
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public search(form: SearchForm) {
this.subject.next(this.wsSendWrapper(UserOperation.Search, form));
}
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public markAllAsRead() {
let form = {};
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.MarkAllAsRead, form));
}
public saveUserSettings(userSettingsForm: UserSettingsForm) {
this.setAuth(userSettingsForm);
this.subject.next(
this.wsSendWrapper(UserOperation.SaveUserSettings, userSettingsForm)
);
}
public deleteAccount(form: DeleteAccountForm) {
this.setAuth(form);
this.subject.next(this.wsSendWrapper(UserOperation.DeleteAccount, form));
}
private wsSendWrapper(op: UserOperation, data: any) {
let send = { op: UserOperation[op], data: data };
console.log(send);
return send;
}
private setAuth(obj: any, throwErr: boolean = true) {
obj.auth = UserService.Instance.auth;
if (obj.auth == null && throwErr) {
alert(i18n.t('not_logged_in'));
throw 'Not logged in';
}
}
}
window.onbeforeunload = () => {
WebSocketService.Instance.subject.unsubscribe();
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WebSocketService.Instance.subject = null;
};