Refactor. API explanations. UX revamp.

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

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+<div class="container">
+
+  <br>
+
+  <ul class="nav nav-tabs mb-2">
+    <li class="nav-item">
+      <a class="nav-link" [class.active]="view === 'blocks'" routerLink="/explorer" (click)="view = 'blocks'">Blocks</a>
+    </li>
+    <li class="nav-item">
+      <a class="nav-link" [class.active]="view === 'transactions'" routerLink="/explorer" fragment="transactions" (click)="view = 'transactions'">Transactions</a>
+    </li>
+  </ul>
+
+  <app-latest-blocks *ngIf="view === 'blocks'; else latestTransactions"></app-latest-blocks>
+  <ng-template #latestTransactions>
+    <app-latest-transactions></app-latest-transactions>
+  </ng-template>
+</div>
+
+<br>

frontend/src/app/components/explorer/explorer.component.scss

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+.search-container {
+  padding-top: 50px;
+}

frontend/src/app/components/explorer/explorer.component.spec.ts

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

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

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+import { Component, OnInit } from '@angular/core';
+import { ActivatedRoute } from '@angular/router';
+
+@Component({
+  selector: 'app-explorer',
+  templateUrl: './explorer.component.html',
+  styleUrls: ['./explorer.component.scss']
+})
+export class ExplorerComponent implements OnInit {
+  view: 'blocks' | 'transactions' = 'blocks';
+
+  constructor(
+    private route: ActivatedRoute,
+  ) {}
+
+  ngOnInit() {
+    this.route.fragment
+      .subscribe((fragment: string) => {
+        if (fragment === 'transactions' ) {
+          this.view = 'transactions';
+        }
+    });
+  }
+
+}