fix getPosts

This commit is contained in:
Benedek László 2024-05-10 00:46:02 +02:00
parent 1f7ee78d6a
commit 7df9c61763
4 changed files with 52 additions and 56 deletions

View File

@ -4,6 +4,7 @@ import { AuthService } from '../auth/auth.service';
import { AngularFirestore, Reference } from '@angular/fire/compat/firestore';
import { User } from '../../../model/User';
import { UserService } from './user.service';
import { firstValueFrom } from 'rxjs';
import { DocumentReference } from '@angular/fire/firestore';
@Injectable({
@ -53,50 +54,50 @@ export class PostService {
});
}
getPosts(username: String, lenght: Number, start: Number) {
return new Promise<Array<Post>>((resolve, reject) => {
if (this.auth.checkAllowed()) {
if (username == undefined) {
this.auth.getUser().subscribe(cred => {
// get the user by id
this.afs.collection<User>('user', ref => ref.where('id', '==', cred?.uid)).valueChanges().subscribe(user => {
// get their posts
this.afs.collection<Post>('post', ref => ref.where('user', '==', this.afs.doc('/user/' + user[0].username).ref)).valueChanges({ idField: 'id' }).subscribe(posts => {
posts.forEach(post => {
// get how many likes it has
this.afs.collection('like', ref => ref.where('post', '==', this.afs.doc('/post/' + post.id).ref)).valueChanges().subscribe(likes => {
// check if we liked this post
post.liked = likes.filter(like => (like as any).user.id == user[0].username).length != 0;
post.user = user[0] as User;
post.likes = likes.length;
})
resolve(posts)
})
});
})
});
} else {
this.usersvc.getCurrentUser()
.then(currentUser => {
// get the user by username
this.afs.collection<User>('user').doc(username as string).valueChanges().subscribe(user => {
// get their posts
this.afs.collection<Post>('post', ref => ref.where('user', '==', this.afs.doc('/user/' + username).ref)).valueChanges({ idField: 'id' }).subscribe(posts => {
posts.forEach(post => {
// get how many likes it has
this.afs.collection('like', ref => ref.where('post', '==', this.afs.doc('/post/' + post.id).ref)).valueChanges().subscribe(likes => {
post.liked = likes.filter(like => (like as any).user.id == currentUser.username).length != 0;
post.user = user as User;
post.likes = likes.length;
})
resolve(posts)
})
});
});
})
}
} else {
getPosts(username: String | undefined): Promise<Array<Post>> {
return new Promise<Array<Post>>(async (resolve, reject) => {
if (!this.auth.checkAllowed())
reject()
let result: Array<Post> = new Array<Post>;
if (username == undefined) {
// /user -> currentUser
let user = await this.usersvc.getCurrentUser();
let userRef = this.afs.doc('/user/' + user.username).ref;
let posts = (await firstValueFrom(this.afs.collection<Post>('post', ref => ref.where('user', '==', userRef)).valueChanges()));
posts.forEach(async (post) => {
let likes = await firstValueFrom(this.afs.collection('like', ref => ref.where('post', '==', this.afs.doc('/post/' + post.id).ref)).valueChanges());
result.push({
user: user,
content: post.content,
image: post.image,
likes: likes.length,
liked: likes.filter(like => (like as any).user.id == user.username).length != 0,
id: post.id
})
})
resolve(result);
} else {
// /user/name
let user = await this.usersvc.getUser(username);
let userRef = this.afs.doc('/user/' + user.username).ref;
let currentUser = await this.usersvc.getCurrentUser();
let posts = (await firstValueFrom(this.afs.collection<Post>('post', ref => ref.where('user', '==', userRef)).valueChanges()));
posts.forEach(async (post) => {
let likes = await firstValueFrom(this.afs.collection('like', ref => ref.where('post', '==', this.afs.doc('/post/' + post.id).ref)).valueChanges());
result.push({
user: user,
content: post.content,
image: post.image,
likes: likes.length,
liked: likes.filter(like => (like as any).user.id == currentUser.username).length != 0,
id: post.id
})
})
resolve(result);
}
});
}

View File

@ -13,7 +13,7 @@ export class UserService {
return new Promise<User>((resolve, reject) => {
if (this.auth.checkAllowed()) {
if (username != undefined) {
this.afs.collection<User>('user', ref => ref.where('username', '==', username)).valueChanges().subscribe(data => { resolve(data[0] as User) });
this.afs.collection<User>('user').doc(username as string).valueChanges().subscribe(data => { resolve(data as User) });
} else {
this.auth.getUser().subscribe(cred => {
this.afs.collection<User>('user', ref => ref.where('id', '==', cred?.uid)).valueChanges().subscribe(user => { resolve(user[0]) })

View File

@ -3,8 +3,8 @@ import { CommonModule } from '@angular/common';
import { SmallUserComponent } from '../small-user/small-user.component';
import { Post } from '../../../../model/Post';
import { NgIf } from '@angular/common';
import { AuthService } from '../../../services/auth/auth.service';
import { PostService } from '../../../services/data/post.service';
import { UserService } from '../../../services/data/user.service';
@Component({
selector: 'app-post',
@ -19,11 +19,11 @@ export class PostComponent implements OnInit {
isOwned: boolean = false;
deleted: boolean = false;
constructor(private auth: AuthService, private postSv: PostService) { }
constructor(private userSv: UserService, private postSv: PostService) { }
ngOnInit(): void {
this.auth.getUser().subscribe(user => {
this.isOwned = user?.email == this.post?.user.email;
this.userSv.getCurrentUser().then(user => {
this.isOwned = user?.username == this.post?.user.username;
});
}

View File

@ -16,13 +16,8 @@ export class UserComponent implements OnInit{
constructor(private postService: PostService, private userService: UserService, private route: ActivatedRoute) { }
ngOnInit(): void {
this.userService.getUser(this.route.snapshot.params['username'])
.then(user => { this.user = user })
.catch(() => alert('failed to get user'));
this.postService.getPosts(this.route.snapshot.params['username'], 10, 0)
.then(posts => { this.posts = posts; })
.catch(()=> { alert('failed to fetch feed'); });
async ngOnInit(): Promise<void> {
this.user = await this.userService.getUser(this.route.snapshot.params['username']);
this.posts = await this.postService.getPosts(this.route.snapshot.params['username']);
}
}