Liquid: Federation Audit Dashboard

frontend/src/app/components/liquid-reserves-audit/reserves-ratio-stats/reserves-ratio-stats.component.html

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+<div *ngIf="(unbackedMonths$ | async) as unbackedMonths; else loadingData">
+  <ng-container *ngIf="unbackedMonths.historyComplete; else loadingData">
+    <div class="fee-estimation-container">
+      <div class="item"> 
+        <h5 class="card-title" i18n="liquid.unpeg">Unpeg</h5> 
+        <div class="card-text">
+          <div class="fee-text" [ngClass]="{'danger' : unbackedMonths.total > 0, 'correct': unbackedMonths.total === 0}">
+            {{ unbackedMonths.total }} <span i18n="liquid.unpeg-event">Unpeg Event</span>
+          </div>
+        </div>
+      </div>
+
+      <div class="item"> 
+        <h5 class="card-title" i18n="liquid.peg-ratio-history">Avg Peg Ratio</h5> 
+        <div class="card-text">
+          <div class="fee-text" [ngClass]="{'danger' : unbackedMonths.avg < 1, 'correct': unbackedMonths.avg >= 1}">
+            {{ unbackedMonths.avg.toFixed(5) }}
+          </div>
+        </div>
+      </div>
+    </div>
+  </ng-container>
+</div>
+
+<ng-template #loadingData>
+  <div class="fee-estimation-container loading-container">
+    <div class="item">
+      <h5 class="card-title" i18n="liquid.peg-ratio-history">Peg Ratio History</h5>
+      <div class="card-text">
+        <div class="skeleton-loader"></div>
+      </div>
+    </div>
+
+    <div class="item"> 
+      <h5 class="card-title" i18n="liquid.peg-ratio-history">Avg Peg Ratio</h5> 
+      <div class="card-text">
+        <div class="skeleton-loader"></div>
+      </div>
+    </div>
+  </div>
+</ng-template>
+

frontend/src/app/components/liquid-reserves-audit/reserves-ratio-stats/reserves-ratio-stats.component.scss

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+.fee-estimation-container {
+  display: flex;
+  justify-content: space-between;
+  @media (min-width: 376px) {
+    flex-direction: row;
+  }  
+  .item {
+    max-width: 300px;
+    margin: 0;
+    width: -webkit-fill-available;
+    @media (min-width: 376px) {
+      margin: 0 auto 0px;
+    }
+
+    .card-title {
+      margin-bottom: 4px;
+      color: #4a68b9;
+      font-size: 10px;
+      font-size: 1rem;
+      white-space: nowrap;
+    }
+
+    .card-text {
+      font-size: 22px;
+      span {
+        font-size: 11px;
+        position: relative;
+        top: -2px;
+      }
+      .danger {
+        color: #D81B60;
+      }
+      .correct {
+        color: #7CB342;
+      }
+    }
+
+    .card-text span {
+      color: #ffffff66;
+      font-size: 12px;
+      top: 0px;
+    }
+    .fee-text{
+      width: fit-content;
+      margin: auto;
+      line-height: 1.45;
+      padding: 0px 2px;
+    }
+  }
+}
+
+.loading-container{
+  min-height: 76px;
+}
+
+.card-text {
+  .skeleton-loader {
+    width: 100%;
+    display: block;
+    max-width: 90px;
+    margin: 15px auto 3px;
+  }
+}

frontend/src/app/components/liquid-reserves-audit/reserves-ratio-stats/reserves-ratio-stats.component.ts

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+import { ChangeDetectionStrategy, Component, Input, OnInit } from '@angular/core';
+import { Observable, map } from 'rxjs';
+
+@Component({
+  selector: 'app-reserves-ratio-stats',
+  templateUrl: './reserves-ratio-stats.component.html',
+  styleUrls: ['./reserves-ratio-stats.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class ReservesRatioStatsComponent implements OnInit {
+  @Input() fullHistory$: Observable<any>;
+  unbackedMonths$: Observable<any>
+
+  constructor() { }
+
+  ngOnInit(): void {
+    if (!this.fullHistory$) {
+      return;
+    }
+    this.unbackedMonths$ = this.fullHistory$
+      .pipe(
+        map((fullHistory) => {
+          if (fullHistory.liquidPegs.series.length !== fullHistory.liquidReserves.series.length) {
+            return {
+              historyComplete: false, 
+              total: null
+            };
+          }
+          // Only check the last 3 years
+          let ratioSeries = fullHistory.liquidReserves.series.map((value: number, index: number) => value / fullHistory.liquidPegs.series[index]);
+          ratioSeries = ratioSeries.slice(Math.max(ratioSeries.length - 36, 0));          
+          let total = 0;
+          let avg = 0;
+          for (let i = 0; i < ratioSeries.length; i++) {
+            avg += ratioSeries[i];
+            if (ratioSeries[i] < 1) {
+              total++;
+            }
+          }
+          avg = avg / ratioSeries.length;
+          return {
+            historyComplete: true, 
+            total: total,
+            avg: avg,
+          };
+        })
+      );
+
+  }
+
+}