Add NewVersionCheckerService

ngsw-config.json

@@ -1,29 +1,6 @@
 {
-  "$schema": "./node_modules/@angular/service-worker/config/schema.json",
-  "index": "/index.html",
-  "assetGroups": [
-    {
-      "name": "app",
-      "installMode": "prefetch",
-      "resources": {
-        "files": [
-          "/favicon.ico",
-          "/index.html",
-          "/manifest.webmanifest",
-          "/*.css",
-          "/*.js"
-        ]
-      }
-    },
-    {
-      "name": "assets",
-      "installMode": "lazy",
-      "updateMode": "prefetch",
-      "resources": {
-        "files": [
-          "/**/*.(svg|cur|jpg|jpeg|png|apng|webp|avif|gif|otf|ttf|woff|woff2)"
-        ]
-      }
-    }
-  ]
+    "$schema": "./node_modules/@angular/service-worker/config/schema.json",
+    "index": "/index.html",
+    "assetGroups": [],
+    "navigationRequestStrategy": "freshness"
 }

src/app/components/chat/chats/chats.component.ts

@@ -19,7 +19,7 @@ import { ChatService } from '../chat.service';
 import { Chat, Profile } from '../chat.types';
 import { NewChatComponent } from '../new-chat/new-chat.component';
 import { ProfileComponent } from '../profile/profile.component';
-import { AgoPipe } from 'app/shared/ago.pipe';
+import { AgoPipe } from 'app/shared/pipes/ago.pipe';
 
 
 @Component({

src/app/components/home/home.component.html

@@ -1,7 +1,6 @@
-<div class="flex h-full w-full flex-col items-center justify-center">
+<div class="flex h-full w-full flex-col items-center justify-center p-10">
     <div class="w-full max-w-3xl">
         <div class="prose prose-sm mx-auto max-w-none">
-            <img class="w-20" src="images/logo/logo.svg" alt="Angor Hub" />
             <h1>Welcome to Angor Hub</h1>
             <p>
                 Angor Hub is a Nostr client that is customized around the Angor protocol, a decentralized crowdfunding platform. Leveraging the power of Nostr the platform allows you to explore projects that are raising funds using Angor, engage with investors, and connect directly with founders.

src/app/services/update.service.ts

@@ -0,0 +1,78 @@
+import { Injectable, NgZone } from '@angular/core';
+import { SwUpdate } from '@angular/service-worker';
+import { Subscription, interval } from 'rxjs';
+
+@Injectable({ providedIn: 'root' })
+export class NewVersionCheckerService {
+    isNewVersionAvailable: boolean = false;
+    newVersionSubscription?: Subscription;
+    intervalSource = interval(15 * 60 * 1000); // every 15 mins
+    intervalSubscription?: Subscription;
+
+    constructor(
+        private swUpdate: SwUpdate,
+        private zone: NgZone,
+    ) {
+        this.checkForUpdateOnInterval();
+        this.checkForUpdateOnLoad();
+    }
+
+    applyUpdate(): void {
+        // Reload the page to update to the latest version after the new version is activated
+        this.swUpdate
+            .activateUpdate()
+            .then(() => document.location.reload())
+            .catch((error) => console.error('Failed to apply updates:', error));
+    }
+
+    checkForUpdateOnInterval(): void {
+        this.intervalSubscription?.unsubscribe();
+        if (!this.swUpdate.isEnabled) {
+            return;
+        }
+
+        this.zone.runOutsideAngular(() => {
+            this.intervalSubscription = this.intervalSource.subscribe(async () => {
+                if (!this.isNewVersionAvailable) {
+                    try {
+                        this.isNewVersionAvailable = await this.swUpdate.checkForUpdate();
+                        console.log(this.isNewVersionAvailable ? 'A new version is available.' : 'Already on the latest version.');
+                    } catch (error) {
+                        console.error('Failed to check for updates:', error);
+                    }
+                } else {
+                    // Check for updates at interval, which will keep the
+                    // browser updating to latest version as long as it's being kept open.
+                    await this.swUpdate.checkForUpdate();
+                }
+            });
+        });
+    }
+
+    checkForUpdateOnLoad(): void {
+        this.newVersionSubscription?.unsubscribe();
+        if (!this.swUpdate.isEnabled) {
+            console.log('Service worker updates are disabled for this app.');
+            return;
+        }
+        this.newVersionSubscription = this.swUpdate.versionUpdates.subscribe((evt) => {
+            console.log('New version update event:');
+            console.log(evt);
+            switch (evt.type) {
+                case 'VERSION_DETECTED':
+                    console.log(`Downloading new app version: ${evt.version.hash}`);
+                    break;
+                case 'VERSION_READY':
+                    console.log(`Current app version: ${evt.currentVersion.hash}`);
+                    console.log(`New app version ready for use: ${evt.latestVersion.hash}`);
+                    this.isNewVersionAvailable = true;
+                    break;
+                case 'VERSION_INSTALLATION_FAILED':
+                    console.log(`Failed to install app version '${evt.version.hash}': ${evt.error}`);
+                    break;
+            }
+        });
+
+        console.log('Subscribed to new version updates.');
+    }
+}

src/app/shared/pipes/safe-url.pipe.ts

@@ -0,0 +1,14 @@
+import { Pipe, PipeTransform } from '@angular/core';
+import { DomSanitizer, SafeResourceUrl } from '@angular/platform-browser';
+
+@Pipe({
+  name: 'safeResourceUrl',
+  standalone: true,
+})
+export class SafeUrlPipe implements PipeTransform {
+  constructor(private readonly sanitizer: DomSanitizer) {}
+
+  public transform(url: string): SafeResourceUrl {
+    return this.sanitizer.bypassSecurityTrustResourceUrl(url);
+  }
+}

src/app/shared/pipes/size.pipe.spec.ts

@@ -0,0 +1,8 @@
+import { SizePipe } from './size.pipe';
+
+describe('SizePipe', () => {
+    it('create an instance', () => {
+        const pipe = new SizePipe();
+        expect(pipe).toBeTruthy();
+    });
+});

src/app/shared/pipes/size.pipe.ts

@@ -0,0 +1,23 @@
+import { Pipe, PipeTransform } from '@angular/core';
+
+@Pipe({
+  name: 'size',
+  standalone: true,
+})
+export class SizePipe implements PipeTransform {
+  transform(value: any, args?: any): any {
+    if (value == null) {
+      return '';
+    }
+
+    if (value === 0) {
+      return '0 Bytes';
+    }
+
+    const k = 1024;
+    const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB'];
+    const i = Math.floor(Math.log(value) / Math.log(k));
+
+    return parseFloat((value / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
+  }
+}

src/app/shared/pipes/stripHtml.ts

@@ -0,0 +1,31 @@
+import { Pipe, PipeTransform } from '@angular/core';
+
+@Pipe({
+  name: 'stripHtml',
+  standalone: true,
+})
+export class StripHtmlPipe implements PipeTransform {
+  transform(value: string, limit: number = 200): string {
+    if (!value) {
+      return '...';
+    }
+
+    // Strip HTML tags and replace them with a space
+    let strippedText = value.replace(/<\/?[^>]+(>|$)/g, ' ');
+
+    // Replace &nbsp; with a space
+    strippedText = strippedText.replace(/&nbsp;/g, ' ');
+
+    // Remove extra spaces
+    const normalizedText = strippedText.replace(/\s\s+/g, ' ').trim();
+
+    // Limit the text to the specified number of characters
+    let result = normalizedText;
+    if (normalizedText.length > limit) {
+      result = normalizedText.substring(0, limit);
+    }
+
+    // Always add "..." at the end
+    return result.trim() + '...';
+  }
+}