feat: add error popups and likes

backend/routers/ImageRouter.ts

@@ -5,12 +5,12 @@ import { JWTPayload } from "../utils/JWT.ts";
 import AppRouter from "./AppRouter.ts";
 import HttpError from "../server/HttpError.ts";
 import Image, { Visibility } from "../models/Image.ts";
-import uuid, { Page } from "../server/decorators/page.ts";
 import { Headers } from "../server/RestRequest.ts";
 import { convert } from "../server/decorators/schema.ts";
 import { now } from "../utils/utils.ts";
 import AppDatabase from "../AppDatabase.ts";
 import RestResponse from "../server/RestResponse.ts";
+import { Page } from "../server/decorators/page.ts";
 
 export default class ImageRouter extends AppRouter {
     public static deserialize(image: Image, me?: string) {
@@ -138,7 +138,7 @@ export default class ImageRouter extends AppRouter {
         }
     }
     @rest('POST', '/change')
-    async change(@uuid() id: UUID, @body() raw: unknown, @jwt(v => v.salt, true) @auth() jwt: JWTPayload) {
+    async change(@schema('uuid') id: UUID, @body() raw: unknown, @jwt(v => v.salt, true) @auth() jwt: JWTPayload) {
         const body = await convert(raw, { name: 'string?', visibility: 'number?' });
         const user = await this.db.users.findOne({ username: jwt.name });
         if (!user) throw new HttpError("You don't exist.");
@@ -152,7 +152,7 @@ export default class ImageRouter extends AppRouter {
     }
 
     @rest('POST', '/like')
-    async like(@uuid() id: UUID, @jwt(v => v.salt, true) @auth() jwt: JWTPayload) {
+    async like(@schema('uuid') id: UUID, @jwt(v => v.salt, true) @auth() jwt: JWTPayload) {
         const user = await this.db.users.findOne({ username: jwt.name });
         if (!user) throw new HttpError("You don't exist.");
 
@@ -167,10 +167,10 @@ export default class ImageRouter extends AppRouter {
         );
 
 
-        return ImageRouter.deserialize((await this.db.images.findOne({ _id: id }))!);
+        return ImageRouter.deserialize((await this.db.images.findOne({ _id: id }))!, jwt?.name);
     }
-    @rest('POST', '/dislike')
-    async dislike(@uuid() id: UUID, @jwt(v => v.salt, true) @auth() jwt: JWTPayload) {
+    @rest('POST', '/unlike')
+    async unlike(@schema('uuid') id: UUID, @jwt(v => v.salt, true) @auth() jwt: JWTPayload) {
         const user = await this.db.users.findOne({ username: jwt.name });
         if (!user) throw new HttpError("You don't exist.");
 

backend/server/decorators/page.ts

@@ -24,7 +24,7 @@ export class Page {
     }
 }
 
-export default function uuid() {
+export default function page() {
     return makeParameterModifier(req => {
         let n: number | undefined = Number.parseInt(req.params.n);
         let i: number | undefined = Number.parseInt(req.params.i);

frontend/src/app/app.component.html

@@ -14,4 +14,10 @@
 </div>
 <div class="content" #container>
     <router-outlet #o="outlet"></router-outlet>
+</div>
+<div class="overlay">
+    <div class="messages-container">
+        <app-message class="msg" (despawned)="despawnMsg(msg.id)" [isDespawning]="true" [message]="msg" *ngFor="let msg of removedMessages"></app-message>
+        <app-message class="msg" [message]="msg" *ngFor="let msg of messages"></app-message>
+    </div>
 </div>

frontend/src/app/app.component.ts

@@ -1,6 +1,7 @@
-import { AfterViewInit, Component, ElementRef, ViewChild } from '@angular/core';
+import { AfterViewInit, Component, ElementRef, NgZone, ViewChild } from '@angular/core';
 import { UsersService } from './services/users.service';
 import { ScrollService } from './services/scroll.service';
+import { Message, MessagesService } from './services/messages.service';
 
 @Component({
     selector: 'app-root',
@@ -10,12 +11,31 @@ import { ScrollService } from './services/scroll.service';
 export class AppComponent implements AfterViewInit {
     @ViewChild('container') container!: ElementRef<HTMLDivElement>;
 
+    public messages: Message[] = [];
+    public removedMessages: Message[] = [];
+
     public ngAfterViewInit(): void {
         this.scroll.scrollHost = this.container.nativeElement;
     }
 
+    public despawnMsg(id: number) {
+        this.zone.run(() => {
+            this.removedMessages = this.removedMessages.filter(v => v.id !== id);
+        });
+    }
+
     constructor(
         public users: UsersService,
-        public scroll: ScrollService
-    ) { }
+        public scroll: ScrollService,
+        public zone: NgZone,
+        public _messages: MessagesService,
+    ) {
+        _messages.added.subscribe(v => {
+            this.messages.push(v);
+        });
+        _messages.removed.subscribe(v => {
+            this.messages.splice(this.messages.indexOf(v), 1);
+            this.removedMessages.push(v);
+        });
+    }
 }

frontend/src/app/app.module.ts

@@ -12,6 +12,7 @@ import { PageUploadComponent } from './page-upload/page-upload.component';
 import { PageUserComponent } from './page-user/page-user.component';
 import { ImagesComponent } from './images/images.component';
 import { ImageComponent } from './image/image.component';
+import { MessageComponent } from './message/message.component';
 
 @NgModule({
     declarations: [
@@ -22,7 +23,8 @@ import { ImageComponent } from './image/image.component';
         PageUploadComponent,
         PageUserComponent,
         ImagesComponent,
-        ImageComponent
+        ImageComponent,
+        MessageComponent
     ],
     imports: [
         BrowserModule,

frontend/src/app/image/image.component.html

@@ -1 +1,10 @@
-<p>image works!</p>
+<img class="image" [src]="environment.apiURL + '/images/img/' + image.file" *ngIf="image">
+<h3 class="name" *ngIf="image">{{image.name}}</h3>
+<div class="stats" *ngIf="image">
+    <span class="likes">
+        <img class="like" src="assets/like-active.svg" *ngIf="image.liked"  (click)="unlike()">
+        <img class="like" src="assets/like-inactive.svg" *ngIf="!image.liked" (click)="like()">
+        {{image.likes}}
+    </span>
+    <span class="author">By <a [routerLink]="'/user/' + image.author">{{image.author}}</a></span>
+</div>

frontend/src/app/image/image.component.scss

@@ -0,0 +1,40 @@
+:host {
+    user-select: none;
+
+    .image {
+        pointer-events: none;
+        height: 15rem;
+        display: block;
+    }
+
+    width: min-content;
+    border-radius: 1rem;
+    box-shadow: .25rem .25rem 1rem -.5rem #000;
+    padding: 1rem;
+    box-sizing: border-box;
+    display: inline-flex;
+    flex-direction: column;
+    gap: 1rem;
+    margin: 1rem;
+
+    .name, .author {
+        text-align: left;
+        padding: 0;
+        margin: 0;
+    }
+
+    .stats {
+        display: flex;
+        justify-content: space-between;
+
+        .likes {
+            // flex: 1 0 auto;
+            .like {
+                height: 1.5rem;
+            }
+            display: inline-flex;
+            align-items: center;
+            gap: .5rem;
+        }
+    }
+}

frontend/src/app/image/image.component.ts

@@ -1,4 +1,6 @@
-import { Component } from '@angular/core';
+import { Component, Input } from '@angular/core';
+import { environment } from 'src/environments/environment';
+import { Image, ImagesService } from '../services/images.service';
 
 @Component({
   selector: 'app-image',
@@ -6,5 +8,16 @@ import { Component } from '@angular/core';
   styleUrls: ['./image.component.scss']
 })
 export class ImageComponent {
+    @Input()
+    public image?: Image | null;
+    public environment = environment;
 
+    public async like() {
+        this.image = await this.images.like(this.image!.id);
+    }
+    public async unlike() {
+        this.image = await this.images.unlike(this.image!.id);
+    }
+
+    public constructor(public images: ImagesService) {}
 }

frontend/src/app/images/images.component.html

@@ -1,9 +1,10 @@
 <div class="images">
-    <div class="image" *ngFor="let img of images">
+    <!-- <div class="image" *ngFor="let img of images">
         <img [src]="environment.apiURL + '/images/img/' + img.file">
         <h3 class="image-name">{{img.name}}</h3>
         <h5 class="image-author">By <a [routerLink]="'/user/' + img.author">{{img.author}}</a></h5>
-    </div>
+    </div> -->
+    <app-image [image]="img" *ngFor="let img of images"></app-image>
 </div>
 
 <h3 *ngIf="ended">No more photos :(</h3>

frontend/src/app/images/images.component.scss

@@ -8,38 +8,6 @@
     box-sizing: border-box;
     padding: 0 1rem;
     text-align: center;
-
-    .image {
-        user-select: none;
-
-        img {
-            pointer-events: none;
-            height: 15rem;
-            display: block;
-        }
-
-        width: min-content;
-        border-radius: 1rem;
-        box-shadow: .25rem .25rem 1rem -.5rem #000;
-        padding: 1rem;
-        box-sizing: border-box;
-        display: inline-flex;
-        flex-direction: column;
-        align-items: center;
-        gap: 1rem;
-        margin: 1rem;
-
-        p, h3, h5 {
-            padding: 0;
-            margin: 0;
-        }
-        h3, h5 {
-            text-align: center;
-        }
-        p {
-            text-align: justify;
-        }
-    }
 }
 @media screen and (width < 50rem) {
     .images {

frontend/src/app/images/images.component.ts

@@ -41,7 +41,6 @@ export class ImagesComponent {
     @Input() public images: Image[] | null = null;
 
     public ended = false;
-    public environment = environment;
     public i = 0;
 
     public constructor() {

frontend/src/app/message/message.component.html

@@ -0,0 +1,5 @@
+<div class="card" *ngIf="!hasDied" [ngClass]="['container', message.role]">
+    <div class="content">
+        {{message.content}}
+    </div>
+</div>

frontend/src/app/message/message.component.scss

@@ -0,0 +1,30 @@
+
+.container {
+    padding: .5rem 1rem;
+    margin: .5rem;
+    border-bottom-right-radius: 0;
+    border-top-right-radius: 0;
+    border-right-width: 3px;
+    border-right-style: solid;
+    display: flex;
+    flex-direction: row;
+    align-items: center;
+    gap: 1rem;
+    width: 20rem;
+}
+
+.error {
+    border-right-color: red;
+}
+
+.warn {
+    border-right-color: orange;
+}
+
+.success {
+    border-right-color: green;
+}
+
+.info {
+    border-right-color: lightskyblue;
+}

frontend/src/app/message/message.component.ts

@@ -0,0 +1,57 @@
+import { Component, ElementRef, EventEmitter, Input, Output } from '@angular/core';
+import { Message } from '../services/messages.service';
+
+@Component({
+  selector: 'app-message',
+  templateUrl: './message.component.html',
+  styleUrls: ['./message.component.scss']
+})
+export class MessageComponent {
+    private _despawning: boolean = false;
+    private _currAnimation?: Animation;
+    private _died: boolean = false;
+
+    public get isDespawning() {
+        return this._despawning;
+    }
+
+    public get hasDied() {
+        return this._died;
+    }
+
+    @Input('message')
+    public message!: Message;
+    @Input('isDespawning')
+    public set isDespawning(val) {
+        this._despawning = val;
+        if (val) {
+            this._currAnimation = this.ref.nativeElement.animate([
+                {
+                    opacity: 1
+                },
+                {
+                    opacity: 0
+                }
+            ], {
+                easing: 'ease-out',
+                duration: 500,
+            });
+            this._currAnimation!.onfinish = () => {
+                this._died = true;
+                this.ref.nativeElement.style.display = 'none';
+                this.despawned.next();
+            };
+        }
+        else {
+            this._currAnimation?.cancel();
+        }
+    }
+
+
+    @Output('despawned')
+    public despawned = new EventEmitter<void>();
+
+    public constructor(
+        private ref: ElementRef
+    ) { }
+}

frontend/src/app/page-login/page-login.component.ts

@@ -2,6 +2,7 @@ import { Component } from '@angular/core';
 import { FormControl, FormGroup } from '@angular/forms';
 import { UsersService } from '../services/users.service';
 import { Router } from '@angular/router';
+import { MessagesService } from '../services/messages.service';
 
 @Component({
     selector: 'app-page-login',
@@ -15,11 +16,15 @@ export class PageLoginComponent {
     });
 
     public async login() {
-        await this.users.login(this.form.value.username ?? '', this.form.value.password ?? '');
-        this.router.navigateByUrl('/');
+        try {
+            await this.users.login(this.form.value.username ?? '', this.form.value.password ?? '');
+            this.router.navigateByUrl('/');
+        }
+        catch (e: any) { this.msgs.error(e); }
     }
 
     public constructor(
+        private msgs: MessagesService,
         private users: UsersService,
         private router: Router
     ) { }

frontend/src/app/page-signup/page-signup.component.ts

@@ -2,6 +2,7 @@ import { Component } from '@angular/core';
 import { FormControl, FormGroup } from '@angular/forms';
 import { UsersService } from '../services/users.service';
 import { Router } from '@angular/router';
+import { MessagesService } from '../services/messages.service';
 
 @Component({
   selector: 'app-page-signup',
@@ -15,14 +16,18 @@ export class PageSignupComponent {
     });
 
     public async signup() {
-        await this.users.signup(
-            this.form.value.username ?? '',
-            this.form.value.password ?? ''
-        );
-        this.router.navigateByUrl('/');
+        try {
+            await this.users.signup(
+                this.form.value.username ?? '',
+                this.form.value.password ?? ''
+            );
+            this.router.navigateByUrl('/');
+        }
+        catch (e: any) { this.msgs.error(e); }
     }
 
     public constructor(
+        private msgs: MessagesService,
         private users: UsersService,
         private router: Router
     ) { }

frontend/src/app/page-upload/page-upload.component.ts

@@ -2,6 +2,7 @@ import { Component } from '@angular/core';
 import { FormControl, FormGroup, Validators } from '@angular/forms';
 import { Router } from '@angular/router';
 import { ImagesService, Visibility } from '../services/images.service';
+import { MessagesService } from '../services/messages.service';
 
 @Component({
     selector: 'app-page-upload',
@@ -20,15 +21,19 @@ export class PageUploadComponent {
     }
 
     public async submit() {
-        await this.images.upload({
-            name: this.form.value.name ?? undefined,
-            visibility: this.form.value.visibility ?? undefined,
-        }, this.form.value.file!);
-        this.router.navigateByUrl('/');
+        try {
+            await this.images.upload({
+                name: this.form.value.name ?? undefined,
+                visibility: this.form.value.visibility ?? undefined,
+            }, this.form.value.file!);
+            this.router.navigateByUrl('/');
+        }
+        catch (e: any) { this.msgs.error(e); }
     }
 
     public constructor(
         private images: ImagesService,
-        private router: Router
+        private router: Router,
+        private msgs: MessagesService,
     ) {}
 }

frontend/src/app/page-user/page-user.component.ts

@@ -5,6 +5,8 @@ import { Image, ImagesService } from '../services/images.service';
 import { ImagesComponent } from '../images/images.component';
 import { ScrollService } from '../services/scroll.service';
 import { Observable } from 'rxjs';
+import { MessagesService } from '../services/messages.service';
+import { HttpErrorResponse } from '@angular/common/http';
 
 @Component({
     selector: 'app-page-user',
@@ -26,10 +28,14 @@ export class PageUserComponent {
         users: UsersService,
         private _images: ImagesService,
         private _scroll: ScrollService,
+        private msgs: MessagesService,
     ) {
         route.paramMap.subscribe(async v => {
-            this.user = await users.get(v.get('name')!);
-            this.images = ImagesComponent.fromFeed(this._scroll.scrollHost!, 10, this.feed.bind(this));
+            try {
+                this.user = await users.get(v.get('name')!);
+                this.images = ImagesComponent.fromFeed(this._scroll.scrollHost!, 10, this.feed.bind(this));
+            }
+            catch (e: any) { msgs.error(e); }
             // this.imagesEl.next();
         });
     }

frontend/src/app/services/images.service.ts

@@ -16,6 +16,8 @@ export interface Image {
     visibility: Visibility;
     created: number;
     file: string;
+    likes: number;
+    liked?: boolean;
 }
 export interface CreateImageBody {
     name?: string;
@@ -56,6 +58,13 @@ export class ImagesService {
         return await firstValueFrom(this.http.post<string>(`${this.url}/change?id=${id}`, proto, this.users.httpOptions({})));
     }
 
+    public async like(id: string) {
+        return await firstValueFrom(this.http.post<Image>(`${this.url}/like?id=${id}`, {}, this.users.httpOptions({})));
+    }
+    public async unlike(id: string) {
+        return await firstValueFrom(this.http.post<Image>(`${this.url}/unlike?id=${id}`, {}, this.users.httpOptions({})));
+    }
+
     public constructor(private http: HttpClient, private users: UsersService) {
     }
 }

frontend/src/app/services/messages.service.ts

@@ -0,0 +1,57 @@
+import { HttpErrorResponse } from '@angular/common/http';
+import { EventEmitter, Injectable } from '@angular/core';
+
+export type Role = 'info' | 'success' | 'warning' | 'error';
+
+export interface Message {
+    content: string;
+    role: string;
+    timestamp: number;
+    id: number;
+}
+
+@Injectable({
+    providedIn: 'root'
+})
+export class MessagesService {
+    private _messages: Message[] = [];
+
+    constructor() { }
+
+    public get messages() {
+        return this._messages;
+    }
+
+    public added = new EventEmitter<Message>();
+    public removed = new EventEmitter<Message>();
+
+    public add(message: string, role: Role) {
+        const id = Math.random();
+        const msg = {
+            content: message,
+            role: role,
+            timestamp: Date.now(),
+            id,
+        } as Message;
+        this._messages.push(msg);
+
+        if (msg.role === 'error') console.error('ERROR:', msg.content);
+        else console.log(msg.role, msg.content);
+
+        const timeout = setTimeout(() => {
+            this.removed.next(this._messages.find(v => v.id === id)!);
+            this._messages = this._messages.filter(v => v.id !== id);
+            clearTimeout(timeout);
+        }, 2500);
+
+        this.added.next(msg);
+    }
+    public error = (message: string | Error) => {
+        if (message instanceof HttpErrorResponse) this.add(message.error.error, 'error');
+        else if (message instanceof Error) this.add(message.message, 'error');
+        else this.add(message, 'error');
+    }
+    public warn = (message: string) => this.add(message, 'warning');
+    public success = (message: string) => this.add(message, 'success');
+    public info = (message: string) => this.add(message, 'info');
+}

frontend/src/assets/like-active.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M12 4.435c-1.989-5.399-12-4.597-12 3.568 0 4.068 3.06 9.481 12 14.997 8.94-5.516 12-10.929 12-14.997 0-8.118-10-8.999-12-3.568z"/></svg>

frontend/src/assets/like-inactive.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M12 9.229c.234-1.12 1.547-6.229 5.382-6.229 2.22 0 4.618 1.551 4.618 5.003 0 3.907-3.627 8.47-10 12.629-6.373-4.159-10-8.722-10-12.629 0-3.484 2.369-5.005 4.577-5.005 3.923 0 5.145 5.126 5.423 6.231zm-12-1.226c0 4.068 3.06 9.481 12 14.997 8.94-5.516 12-10.929 12-14.997 0-7.962-9.648-9.028-12-3.737-2.338-5.262-12-4.27-12 3.737z"/></svg>