Featured assets and asset groups

backend/src/index.ts

@@ -319,7 +319,9 @@ class Server {
     if (Common.isLiquid()) {
       this.app
         .get(config.MEMPOOL.API_URL_PREFIX + 'assets/icons', routes.getAllLiquidIcon)
+        .get(config.MEMPOOL.API_URL_PREFIX + 'assets/featured', routes.$getAllFeaturedLiquidAssets)
         .get(config.MEMPOOL.API_URL_PREFIX + 'asset/:assetId/icon', routes.getLiquidIcon)
+        .get(config.MEMPOOL.API_URL_PREFIX + 'asset-group/:id', routes.$getAssetGroup)
       ;
     }
 

backend/src/routes.ts

@@ -21,6 +21,7 @@ import bitcoinClient from './api/bitcoin/bitcoin-client';
 import elementsParser from './api/liquid/elements-parser';
 import icons from './api/liquid/icons';
 import miningStats from './api/mining';
+import axios from 'axios';
 
 class Routes {
   constructor() {}
@@ -855,6 +856,25 @@ class Routes {
       res.status(404).send('Asset icons not found');
     }
   }
+
+  public async $getAllFeaturedLiquidAssets(req: Request, res: Response) {
+    try {
+      const response = await axios.get('https://mempool.space/api/v1/assets/featured', { responseType: 'stream', timeout: 10000 });
+      response.data.pipe(res);
+    } catch (e) {
+      res.status(500).end();
+    }
+  }
+
+  public async $getAssetGroup(req: Request, res: Response) {
+    try {
+      const response = await axios.get('https://mempool.space/api/v1/asset-group/' + parseInt(req.params.id, 10),
+        { responseType: 'stream', timeout: 10000 });
+      response.data.pipe(res);
+    } catch (e) {
+      res.status(500).end();
+    }
+  }
 }
 
 export default new Routes();

frontend/src/app/app-routing.module.ts

@@ -10,7 +10,7 @@ import { TelevisionComponent } from './components/television/television.componen
 import { StatisticsComponent } from './components/statistics/statistics.component';
 import { MempoolBlockComponent } from './components/mempool-block/mempool-block.component';
 import { AssetComponent } from './components/asset/asset.component';
-import { AssetsComponent } from './assets/assets.component';
+import { AssetsNavComponent } from './components/assets/assets-nav/assets-nav.component';
 import { StatusViewComponent } from './components/status-view/status-view.component';
 import { DashboardComponent } from './dashboard/dashboard.component';
 import { LatestBlocksComponent } from './components/latest-blocks/latest-blocks.component';
@@ -23,6 +23,9 @@ import { SponsorComponent } from './components/sponsor/sponsor.component';
 import { LiquidMasterPageComponent } from './components/liquid-master-page/liquid-master-page.component';
 import { PushTransactionComponent } from './components/push-transaction/push-transaction.component';
 import { PoolRankingComponent } from './components/pool-ranking/pool-ranking.component';
+import { AssetGroupComponent } from './components/assets/asset-group/asset-group.component';
+import { AssetsFeaturedComponent } from './components/assets/assets-featured/assets-featured.component';
+import { AssetsComponent } from './components/assets/assets.component';
 
 let routes: Routes = [
   {
@@ -343,13 +346,31 @@ if (browserWindowEnv && browserWindowEnv.BASE_MODULE === 'liquid') {
         path: 'address/:id',
         component: AddressComponent
       },
-      {
-        path: 'asset/:id',
-        component: AssetComponent
-      },
       {
         path: 'assets',
-        component: AssetsComponent,
+        component: AssetsNavComponent,
+        children: [
+          {
+            path: 'featured',
+            component: AssetsFeaturedComponent,
+          },
+          {
+            path: 'all',
+            component: AssetsComponent,
+          },
+          {
+            path: 'asset/:id',
+            component: AssetComponent
+          },
+          {
+            path: 'asset-group/:id',
+            component: AssetGroupComponent
+          },
+          {
+            path: '**',
+            redirectTo: 'featured'
+          }
+        ]
       },
       {
         path: 'docs/api/:type',
@@ -440,7 +461,7 @@ if (browserWindowEnv && browserWindowEnv.BASE_MODULE === 'liquid') {
           },
           {
             path: 'assets',
-            component: AssetsComponent,
+            component: AssetsNavComponent,
           },
           {
             path: 'docs/api/:type',

frontend/src/app/app.module.ts

@@ -40,7 +40,8 @@ import { MempoolGraphComponent } from './components/mempool-graph/mempool-graph.
 import { PoolRankingComponent } from './components/pool-ranking/pool-ranking.component';
 import { LbtcPegsGraphComponent } from './components/lbtc-pegs-graph/lbtc-pegs-graph.component';
 import { AssetComponent } from './components/asset/asset.component';
-import { AssetsComponent } from './assets/assets.component';
+import { AssetsComponent } from './components/assets/assets.component';
+import { AssetsNavComponent } from './components/assets/assets-nav/assets-nav.component';
 import { StatusViewComponent } from './components/status-view/status-view.component';
 import { MinerComponent } from './components/miner/miner.component';
 import { SharedModule } from './shared/shared.module';
@@ -64,6 +65,8 @@ import { LanguageService } from './services/language.service';
 import { SponsorComponent } from './components/sponsor/sponsor.component';
 import { PushTransactionComponent } from './components/push-transaction/push-transaction.component';
 import { NgbModule } from '@ng-bootstrap/ng-bootstrap';
+import { AssetsFeaturedComponent } from './components/assets/assets-featured/assets-featured.component';
+import { AssetGroupComponent } from './components/assets/asset-group/asset-group.component';
 
 @NgModule({
   declarations: [
@@ -110,6 +113,9 @@ import { NgbModule } from '@ng-bootstrap/ng-bootstrap';
     PushTransactionComponent,
     DocsComponent,
     ApiDocsNavComponent,
+    AssetsNavComponent,
+    AssetsFeaturedComponent,
+    AssetGroupComponent,
   ],
   imports: [
     BrowserModule.withServerTransition({ appId: 'serverApp' }),

frontend/src/app/assets/assets.component.html

@@ -1,71 +0,0 @@
-<div class="container-xl">
-  <div class="title-asset">
-    <h1 i18n="Registered assets page header">Registered assets</h1>
-  </div>
-  <div class="clearfix"></div>
-
-  <form [formGroup]="searchForm" class="form-inline">
-    <div class="input-group mb-2">
-      <input style="width: 250px;" formControlName="searchText" type="text" class="form-control" i18n-placeholder="Search Assets Placeholder Text" placeholder="Search asset">
-      <div class="input-group-append">
-        <button [disabled]="!searchForm.get('searchText')?.value.length" class="btn btn-secondary" type="button" (click)="searchForm.get('searchText')?.setValue('');" autocomplete="off" i18n="Search Clear Button">Clear</button>
-      </div>
-    </div>
-  </form>
-
-  <ng-container *ngIf="(assets$ | async) as filteredAssets; else isLoading">
-    <table class="table table-borderless table-striped">
-      <thead>
-        <th class="td-name" i18n="Asset name header">Name</th>
-        <th i18n="Asset ticker header">Ticker</th>
-        <th class="d-none d-md-block" i18n="Asset Issuer Domain header">Issuer domain</th>
-        <th i18n="Asset ID header">Asset ID</th>
-      </thead>
-      <tbody>
-        <tr *ngFor="let asset of filteredAssets; trackBy: trackByAsset">
-          <td class="td-name"><a [routerLink]="['/asset/' | relativeUrl, asset.asset_id]">{{ asset.name }}</a></td>
-          <td>{{ asset.ticker }}</td>
-          <td class="d-none d-md-block">{{ asset.entity && asset.entity.domain }}</td>
-          <td><a [routerLink]="['/asset/' | relativeUrl, asset.asset_id]">{{ asset.asset_id | shortenString : 13 }}</a> <app-clipboard class="d-none d-sm-inline-block" [text]="asset.asset_id"></app-clipboard></td>
-        </tr>
-      </tbody>
-    </table>
-
-    <br>
-
-    <ngb-pagination [collectionSize]="assets.length" [rotate]="true" [pageSize]="itemsPerPage" [(page)]="page" (pageChange)="pageChange(page)" [maxSize]="5" [boundaryLinks]="true"></ngb-pagination>
-
-  </ng-container>
-
-  <ng-template #isLoading>
-
-    <table class="table table-borderless table-striped">
-      <thead>
-        <th i18n="Asset name header">Name</th>
-        <th i18n="Asset ticker header">Ticker</th>
-        <th class="d-none d-md-block" i18n="Asset Issuer Domain header">Issuer domain</th>
-        <th i18n="Asset ID header">Asset ID</th>
-      </thead>
-      <tbody>
-        <tr *ngFor="let dummy of [0,0,0,0,0,0,0,0,0,0]">
-          <td><span class="skeleton-loader"></span></td>
-          <td><span class="skeleton-loader"></span></td>
-          <td class="d-none d-md-block"><span class="skeleton-loader"></span></td>
-          <td><span class="skeleton-loader"></span></td>
-        </tr>
-      </tbody>
-    </table>
-
-  </ng-template>
-
-  <ng-template [ngIf]="error">
-    <div class="text-center">
-      <ng-container i18n="Asset data load error">Error loading assets data.</ng-container>
-      <br>
-      <i>{{ error.error }}</i>
-    </div>
-  </ng-template>
-
-</div>
-
-<br>

frontend/src/app/assets/assets.component.spec.ts

@@ -1,25 +0,0 @@
-import { async, ComponentFixture, TestBed } from '@angular/core/testing';
-
-import { AssetsComponent } from './assets.component';
-
-describe('AssetsComponent', () => {
-  let component: AssetsComponent;
-  let fixture: ComponentFixture<AssetsComponent>;
-
-  beforeEach(async(() => {
-    TestBed.configureTestingModule({
-      declarations: [ AssetsComponent ]
-    })
-    .compileComponents();
-  }));
-
-  beforeEach(() => {
-    fixture = TestBed.createComponent(AssetsComponent);
-    component = fixture.componentInstance;
-    fixture.detectChanges();
-  });
-
-  it('should create', () => {
-    expect(component).toBeTruthy();
-  });
-});

frontend/src/app/components/assets/asset-group/asset-group.component.html

@@ -0,0 +1,26 @@
+<div *ngIf="group$ | async as group">
+  
+  <div class="main-title">
+    <h2>{{ group.group.name }}</h2>
+
+    <div class="sub-title">Group of {{ group.group.assets.length | number }} assets</div>
+  </div>
+
+
+  <div class="clearfix"></div>
+
+  <br>
+
+  <div class="featuredBox">
+    <div *ngFor="let asset of group.assets">
+      <div class="card">
+        <img class="assetIcon" [src]="'https://liquid.network/api/v1/asset/' + asset.asset_id + '/icon'">
+        <div class="title">
+          <a [routerLink]="['/assets/asset/', group.asset_id]">{{ asset.name }}</a>
+        </div>
+        <div class="ticker">{{ asset.ticker }}</div>
+      </div>
+    </div>
+  </div>
+
+</div>

frontend/src/app/components/assets/asset-group/asset-group.component.scss

@@ -0,0 +1,57 @@
+.image {
+  width: 150px;
+  float: left;
+}
+
+.main-title {
+  float: left
+}
+
+.sub-title {
+  color: grey;
+}
+
+.featuredBox {
+  display: flex;
+  flex-flow: row wrap;
+  justify-content: center;
+  gap: 27px;
+}
+
+.card {
+  background-color: #1d1f31;
+  width: 200px;
+  height: 200px;
+  align-items: center;
+  justify-content: center;
+  flex-wrap: wrap;
+}
+
+.title {
+  font-size: 14px;
+  font-weight: bold;
+  margin-top: 10px;
+}
+
+.sub-title {
+  color: grey;
+}
+
+.assetIcon {
+  width: 100px;
+  height: 100px;
+}
+
+.image {
+  width: 100px;
+  height: 100px;
+  align-self: center;
+}
+
+.view-link {
+  margin-top: 30px;
+}
+
+.ticker {
+  color: grey;
+}

frontend/src/app/components/assets/asset-group/asset-group.component.ts

@@ -0,0 +1,45 @@
+import { Component, OnInit } from '@angular/core';
+import { ActivatedRoute, ParamMap } from '@angular/router';
+import { combineLatest, Observable } from 'rxjs';
+import { map, switchMap } from 'rxjs/operators';
+import { ApiService } from 'src/app/services/api.service';
+import { AssetsService } from 'src/app/services/assets.service';
+
+@Component({
+  selector: 'app-asset-group',
+  templateUrl: './asset-group.component.html',
+  styleUrls: ['./asset-group.component.scss']
+})
+export class AssetGroupComponent implements OnInit {
+  group$: Observable<any>;
+
+  constructor(
+    private route: ActivatedRoute,
+    private apiService: ApiService,
+    private assetsService: AssetsService,
+  ) { }
+
+  ngOnInit(): void {
+    this.group$ = this.route.paramMap
+      .pipe(
+        switchMap((params: ParamMap) => {
+          return combineLatest([
+            this.assetsService.getAssetsJson$,
+            this.apiService.getAssetGroup$(params.get('id')),
+          ]);
+        }),
+        map(([assets, group]) => {
+          const items = [];
+          // @ts-ignore
+          for (const item of group.assets) {
+            items.push(assets[item]);
+          }
+          console.log(group);
+          return {
+            group: group,
+            assets: items
+          };
+        })
+      );
+  }
+}

frontend/src/app/components/assets/assets-featured/assets-featured.component.html

@@ -0,0 +1,27 @@
+<div *ngIf="featuredAssets$ | async as featured; else loading" class="featuredBox">
+    
+  <div *ngFor="let group of featured.featured">
+    <div class="card">
+      <ng-template [ngIf]="group.assets" [ngIfElse]="singleAsset">
+        <img class="assetIcon" [src]="'https://liquid.network/api/v1/asset/' + group.assets[0] + '/icon'">
+        <div class="title"><a [routerLink]="['/assets/asset-group', group.id]">{{ group.name }}</a></div>
+        <div class="sub-title">Group of {{ group.assets.length | number }} assets</div>
+      </ng-template>
+      <ng-template #singleAsset>
+        <img class="assetIcon" [src]="'https://liquid.network/api/v1/asset/' + group.asset + '/icon'">
+        <div class="title">
+          <a [routerLink]="['/assets/asset/', group.asset]">{{ group.name }}</a>
+        </div>
+        <div class="ticker">{{ group.ticker }}</div>
+      </ng-template>
+    </div>
+  </div>
+
+</div>
+
+<ng-template #loading>
+  <br>
+  <div class="text-center loadingGraphs">
+    <div class="spinner-border text-light"></div>
+  </div>
+</ng-template>

frontend/src/app/components/assets/assets-featured/assets-featured.component.scss

@@ -0,0 +1,46 @@
+
+.featuredBox {
+  display: flex;
+  flex-flow: row wrap;
+  justify-content: center;
+  gap: 27px;
+}
+
+.card {
+  background-color: #1d1f31;
+  width: 200px;
+  height: 200px;
+  align-items: center;
+  justify-content: center;
+  flex-wrap: wrap;
+}
+
+.title {
+  font-size: 14px;
+  font-weight: bold;
+  margin-top: 10px;
+}
+
+.sub-title {
+  color: grey;
+  font-size: 12px;
+}
+
+.assetIcon {
+  width: 100px;
+  height: 100px;
+}
+
+.image {
+  width: 100px;
+  height: 100px;
+  align-self: center;
+}
+
+.view-link {
+  margin-top: 30px;
+}
+
+.ticker {
+  color: grey;
+}

frontend/src/app/components/assets/assets-featured/assets-featured.component.ts

@@ -0,0 +1,34 @@
+import { Component, OnInit } from '@angular/core';
+import { combineLatest, Observable } from 'rxjs';
+import { map } from 'rxjs/operators';
+import { ApiService } from 'src/app/services/api.service';
+import { AssetsService } from 'src/app/services/assets.service';
+
+@Component({
+  selector: 'app-assets-featured',
+  templateUrl: './assets-featured.component.html',
+  styleUrls: ['./assets-featured.component.scss']
+})
+export class AssetsFeaturedComponent implements OnInit {
+  featuredAssets$: Observable<any>;
+
+  constructor(
+    private apiService: ApiService,
+    private assetsService: AssetsService,
+  ) { }
+
+  ngOnInit(): void {
+    this.featuredAssets$ = combineLatest([
+      this.assetsService.getAssetsJson$,
+      this.apiService.listFeaturedAssets$(),
+    ]).pipe(
+      map(([assetsJson, featured]) => {
+        return {
+          assetsJson: assetsJson,
+          featured: featured,
+        };
+      })
+    );
+  }
+
+}

frontend/src/app/components/assets/assets-nav/assets-nav.component.html

@@ -0,0 +1,31 @@
+<div class="container-xl">
+  <div class="title-asset">
+    <h1 i18n="Assets page header">Assets</h1>
+  </div>
+
+  <ul class="nav nav-pills">
+    <li class="nav-item">
+      <a class="nav-link" [routerLink]="['/assets/featured']" routerLinkActive="active">Featured</a>
+      
+    </li>
+    <li class="nav-item">
+      <a class="nav-link" [routerLink]="['/assets/all']" routerLinkActive="active">All</a>
+    </li>
+  </ul>
+
+  <form [formGroup]="searchForm" class="form-inline">
+    <div class="input-group mb-2">
+      <input style="width: 350px;" formControlName="searchText" type="text" class="form-control" i18n-placeholder="Search Assets Placeholder Text" placeholder="Search asset">
+      <div class="input-group-append">
+        <button [disabled]="!searchForm.get('searchText')?.value.length" class="btn btn-secondary" type="button" (click)="searchForm.get('searchText')?.setValue('');" autocomplete="off" i18n="Search Clear Button">Clear</button>
+      </div>
+    </div>
+  </form>
+
+  <div class="clearfix"></div>
+
+  <router-outlet></router-outlet>
+
+</div>
+
+<br>

frontend/src/app/components/assets/assets-nav/assets-nav.component.scss

@@ -0,0 +1,9 @@
+ul {
+  margin-bottom: 20px;
+  float: left;
+
+}
+
+form {
+  float: right;
+}

frontend/src/app/components/assets/assets-nav/assets-nav.component.ts

@@ -0,0 +1,23 @@
+import { Component, OnInit } from '@angular/core';
+import { FormBuilder, FormGroup, Validators } from '@angular/forms';
+
+@Component({
+  selector: 'app-assets-nav',
+  templateUrl: './assets-nav.component.html',
+  styleUrls: ['./assets-nav.component.scss']
+})
+export class AssetsNavComponent implements OnInit {
+  activeTab = 0;
+  searchForm: FormGroup;
+
+  constructor(
+    private formBuilder: FormBuilder,
+  ) { }
+
+  ngOnInit(): void {
+    this.searchForm = this.formBuilder.group({
+      searchText: [{ value: '', disabled: true }, Validators.required]
+    });
+  }
+
+}

frontend/src/app/components/assets/assets.component.html

@@ -0,0 +1,52 @@
+<ng-container *ngIf="(assets$ | async) as filteredAssets; else isLoading">
+  <table class="table table-borderless table-striped">
+    <thead>
+      <th class="td-name" i18n="Asset name header">Name</th>
+      <th i18n="Asset ticker header">Ticker</th>
+      <th class="d-none d-md-block" i18n="Asset Issuer Domain header">Issuer domain</th>
+      <th i18n="Asset ID header">Asset ID</th>
+    </thead>
+    <tbody>
+      <tr *ngFor="let asset of filteredAssets; trackBy: trackByAsset">
+        <td class="td-name"><a [routerLink]="['/assets/asset/' | relativeUrl, asset.asset_id]">{{ asset.name }}</a></td>
+        <td>{{ asset.ticker }}</td>
+        <td class="d-none d-md-block">{{ asset.entity && asset.entity.domain }}</td>
+        <td><a [routerLink]="['/assets/asset/' | relativeUrl, asset.asset_id]">{{ asset.asset_id | shortenString : 13 }}</a> <app-clipboard class="d-none d-sm-inline-block" [text]="asset.asset_id"></app-clipboard></td>
+      </tr>
+    </tbody>
+  </table>
+
+  <br>
+
+  <ngb-pagination [collectionSize]="assets.length" [rotate]="true" [pageSize]="itemsPerPage" [(page)]="page" (pageChange)="pageChange(page)" [maxSize]="5" [boundaryLinks]="true"></ngb-pagination>
+
+</ng-container>
+
+<ng-template #isLoading>
+
+  <table class="table table-borderless table-striped">
+    <thead>
+      <th i18n="Asset name header">Name</th>
+      <th i18n="Asset ticker header">Ticker</th>
+      <th class="d-none d-md-block" i18n="Asset Issuer Domain header">Issuer domain</th>
+      <th i18n="Asset ID header">Asset ID</th>
+    </thead>
+    <tbody>
+      <tr *ngFor="let dummy of [0,0,0,0,0,0,0,0,0,0]">
+        <td><span class="skeleton-loader"></span></td>
+        <td><span class="skeleton-loader"></span></td>
+        <td class="d-none d-md-block"><span class="skeleton-loader"></span></td>
+        <td><span class="skeleton-loader"></span></td>
+      </tr>
+    </tbody>
+  </table>
+
+</ng-template>
+
+<ng-template [ngIf]="error">
+  <div class="text-center">
+    <ng-container i18n="Asset data load error">Error loading assets data.</ng-container>
+    <br>
+    <i>{{ error.error }}</i>
+  </div>
+</ng-template>

frontend/src/app/components/assets/assets.component.ts

@@ -1,13 +1,13 @@
 import { Component, OnInit, ChangeDetectionStrategy } from '@angular/core';
-import { AssetsService } from '../services/assets.service';
+import { AssetsService } from 'src/app/services/assets.service';
 import { environment } from 'src/environments/environment';
 import { FormGroup, FormBuilder, Validators } from '@angular/forms';
 import { distinctUntilChanged, map, filter, mergeMap, tap, take } from 'rxjs/operators';
 import { ActivatedRoute, Router } from '@angular/router';
 import { merge, combineLatest, Observable } from 'rxjs';
-import { AssetExtended } from '../interfaces/electrs.interface';
-import { SeoService } from '../services/seo.service';
-import { StateService } from '../services/state.service';
+import { AssetExtended } from 'src/app/interfaces/electrs.interface';
+import { SeoService } from 'src/app/services/seo.service';
+import { StateService } from 'src/app/services/state.service';
 
 @Component({
   selector: 'app-assets',
@@ -23,9 +23,9 @@ export class AssetsComponent implements OnInit {
   searchForm: FormGroup;
   assets$: Observable<AssetExtended[]>;
 
+  page = 1;
   error: any;
 
-  page = 1;
   itemsPerPage: number;
   contentSpace = window.innerHeight - (250 + 200);
   fiveItemsPxSize = 250;
@@ -49,7 +49,7 @@ export class AssetsComponent implements OnInit {
 
     this.assets$ = combineLatest([
       this.assetsService.getAssetsJson$,
-      this.route.queryParams
+      this.route.queryParams,
     ])
     .pipe(
       take(1),

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

@@ -117,6 +117,14 @@ export class ApiService {
     return this.httpClient.get<LiquidPegs[]>(this.apiBaseUrl + this.apiBasePath + '/api/v1/liquid/pegs/month');
   }
 
+  listFeaturedAssets$(): Observable<any[]> {
+    return this.httpClient.get<any[]>(this.apiBaseUrl + this.apiBasePath + '/api/v1/assets/featured');
+  }
+
+  getAssetGroup$(id: string): Observable<any> {
+    return this.httpClient.get<any[]>(this.apiBaseUrl + this.apiBasePath + '/api/v1/asset-group/' + id);
+  }
+
   postTransaction$(hexPayload: string): Observable<any> {
     return this.httpClient.post<any>(this.apiBaseUrl + this.apiBasePath + '/api/tx', hexPayload, { responseType: 'text' as 'json'});
   }