Remove last trace of legacy oldestIndexedBlockTimestamp

backend/src/api/mining.ts

@@ -89,7 +89,6 @@ class Mining {
     });
 
     poolsStatistics['pools'] = poolsStats;
-    poolsStatistics['oldestIndexedBlockTimestamp'] = await BlocksRepository.$oldestBlockTimestamp();
 
     const blockCount: number = await BlocksRepository.$blockCount(null, interval);
     poolsStatistics['blockCount'] = blockCount;

backend/src/routes.ts

@@ -669,14 +669,12 @@ class Routes {
   public async $getHistoricalBlockFeeRates(req: Request, res: Response) {
     try {
       const blockFeeRates = await mining.$getHistoricalBlockFeeRates(req.params.interval);
-      const oldestIndexedBlockTimestamp = await BlocksRepository.$oldestBlockTimestamp();
+      const blockCount = await BlocksRepository.$blockCount(null, null);
       res.header('Pragma', 'public');
       res.header('Cache-control', 'public');
+      res.header('X-total-count', blockCount.toString());
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
-      res.json({
-        oldestIndexedBlockTimestamp: oldestIndexedBlockTimestamp,
-        blockFeeRates: blockFeeRates,
-      });
+      res.json(blockFeeRates);
     } catch (e) {
       res.status(500).send(e instanceof Error ? e.message : e);
     }

frontend/src/app/components/block-fee-rates-graph/block-fee-rates-graph.component.html

@@ -8,34 +8,34 @@
     </button>
     <form [formGroup]="radioGroupForm" class="formRadioGroup" *ngIf="(statsObservable$ | async) as stats">
       <div class="btn-group btn-group-toggle" ngbRadioGroup name="radioBasic" formControlName="dateSpan">
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 1">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 144">
           <input ngbButton type="radio" [value]="'24h'" fragment="24h"> 24h
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 3">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 432">
           <input ngbButton type="radio" [value]="'3d'" fragment="3d"> 3D
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 7">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 1008">
           <input ngbButton type="radio" [value]="'1w'" fragment="1w"> 1W
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 30">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 4320">
           <input ngbButton type="radio" [value]="'1m'" fragment="1m"> 1M
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 90">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 12960">
           <input ngbButton type="radio" [value]="'3m'" fragment="3m"> 3M
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 180">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 25920">
           <input ngbButton type="radio" [value]="'6m'" fragment="6m"> 6M
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 365">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 52560">
           <input ngbButton type="radio" [value]="'1y'" fragment="1y"> 1Y
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 730">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 105120">
           <input ngbButton type="radio" [value]="'2y'" fragment="2y"> 2Y
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay >= 1095">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount >= 157680">
           <input ngbButton type="radio" [value]="'3y'" fragment="3y"> 3Y
         </label>
-        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.availableTimespanDay > 1095">
+        <label ngbButtonLabel class="btn-primary btn-sm" *ngIf="stats.blockCount > 157680">
           <input ngbButton type="radio" [value]="'all'" fragment="all"> ALL
         </label>
       </div>

frontend/src/app/components/block-fee-rates-graph/block-fee-rates-graph.component.ts

@@ -76,7 +76,7 @@ export class BlockFeeRatesGraphComponent implements OnInit {
           this.isLoading = true;
           return this.apiService.getHistoricalBlockFeeRates$(timespan)
             .pipe(
-              tap((data: any) => {
+              tap((response) => {
                 // Group by percentile
                 const seriesData = {
                   'Min': [],
@@ -87,7 +87,7 @@ export class BlockFeeRatesGraphComponent implements OnInit {
                   '90th': [],
                   'Max': []
                 };
-                for (const rate of data.blockFeeRates) {
+                for (const rate of response.body) {
                   const timestamp = rate.timestamp * 1000;
                   seriesData['Min'].push([timestamp, rate.avgFee_0, rate.avgHeight]);
                   seriesData['10th'].push([timestamp, rate.avgFee_10, rate.avgHeight]);
@@ -130,13 +130,9 @@ export class BlockFeeRatesGraphComponent implements OnInit {
                 });
                 this.isLoading = false;
               }),
-              map((data: any) => {
-                const availableTimespanDay = (
-                  (new Date().getTime() / 1000) - (data.oldestIndexedBlockTimestamp)
-                ) / 3600 / 24;
-
+              map((response) => {
                 return {
-                  availableTimespanDay: availableTimespanDay,
+                  blockCount: parseInt(response.headers.get('x-total-count'), 10),
                 };
               }),
             );

frontend/src/app/components/difficulty-adjustments-table/difficulty-adjustments-table.components.ts

@@ -34,10 +34,6 @@ export class DifficultyAdjustmentsTable implements OnInit {
       .pipe(
         map((response) => {
           const data = response.body;
-          const availableTimespanDay = (
-            (new Date().getTime() / 1000) - (data.oldestIndexedBlockTimestamp)
-          ) / 3600 / 24;
-
           const tableData = [];
           for (let i = data.difficulty.length - 1; i > 0; --i) {
             const selectedPowerOfTen: any = selectPowerOfTen(data.difficulty[i].difficulty);
@@ -53,7 +49,6 @@ export class DifficultyAdjustmentsTable implements OnInit {
           this.isLoading = false;
 
           return {
-            availableTimespanDay: availableTimespanDay,
             difficulty: tableData.slice(0, 6),
           };
         }),

frontend/src/app/interfaces/node-api.interface.ts

@@ -76,7 +76,6 @@ export interface SinglePoolStats {
 export interface PoolsStats {
   blockCount: number;
   lastEstimatedHashrate: number;
-  oldestIndexedBlockTimestamp: number;
   pools: SinglePoolStats[];
 }
 

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

@@ -189,7 +189,7 @@ export class ApiService {
   getHistoricalBlockFeeRates$(interval: string | undefined) : Observable<any> {
     return this.httpClient.get<any[]>(
       this.apiBaseUrl + this.apiBasePath + `/api/v1/mining/blocks/fee-rates` +
-      (interval !== undefined ? `/${interval}` : '')
+      (interval !== undefined ? `/${interval}` : ''), { observe: 'response' }
     );
   }