Fixed one off issue

Author: Artimatic

server/api/backtest/backtest.service.ts

@@ -515,20 +515,22 @@ class BacktestService {
           const idx = Number(key);
 
           if (idx > minQuotes) {
-            const q = quotes.slice(idx - minQuotes, idx);
+            const q = quotes.slice(idx - minQuotes, idx + 1);
             getIndicatorQuotes.push(this.initStrategy(q));
           }
         });
 
         return Promise.all(getIndicatorQuotes);
       })
-      .then(indicators => {
+      .then((indicators: Indicators[]) => {
         let testResults;
+
         testResults = this.backtestIndicators(this.getAllRecommendations,
           indicators,
           parameters);
 
         testResults.algo = 'All indicators';
+
         return testResults;
       });
   }

src/app/rh-table/rh-table.component.html

@@ -78,6 +78,9 @@ <h3 class="table-title">Stocks</h3>
         <span *ngSwitchCase="'impliedMovement'">
           {{element?.impliedMovement | percent}}
         </span>
+        <span *ngSwitchCase="'previousImpliedMovement'">
+          {{element?.previousImpliedMovement | percent}}
+        </span>
         <span *ngSwitchDefault>
           {{element[col.field]}}
         </span>

src/app/rh-table/rh-table.component.ts

@@ -139,6 +139,7 @@ export class RhTableComponent implements OnInit, OnChanges, OnDestroy {
       { field: 'upperResistance', header: 'Upper Resistance' },
       { field: 'lowerResistance', header: 'Lower Resistance' },
       { field: 'impliedMovement', header: 'Implied Movement' },
+      { field: 'previousImpliedMovement', header: 'Previous IM' },
       { field: 'bearishProbability', header: 'Probability of Bear Profit' },
       { field: 'bullishProbability', header: 'Probability of Bull Profit' },
 
@@ -192,6 +193,7 @@ export class RhTableComponent implements OnInit, OnChanges, OnDestroy {
       { field: 'sellSignals', header: 'Sell' },
       { field: 'strongsellSignals', header: 'Strong Sell' },
       { field: 'impliedMovement', header: 'Implied Movement' },
+      { field: 'previousImpliedMovement', header: 'Previous IM' },
       { field: 'bearishProbability', header: 'Probability of Bear Profit' },
       { field: 'bullishProbability', header: 'Probability of Bull Profit' }
     ];
@@ -358,7 +360,8 @@ export class RhTableComponent implements OnInit, OnChanges, OnDestroy {
                     if (lastSignal.recommendation.hasOwnProperty(indicator)) {
                       const result = {
                         algo: String(indicator),
-                        recommendation: 'Neutral'
+                        recommendation: 'Neutral',
+                        previousImpliedMovement: null
                       };
                       if (lastSignal.recommendation[indicator] === 'Bullish') {
                         result.recommendation = 'Buy';
@@ -368,6 +371,8 @@ export class RhTableComponent implements OnInit, OnChanges, OnDestroy {
                         bearishSignals.push(indicator);
                       }
 
+                      result.previousImpliedMovement = this.getPreviousImpliedMove(indicatorResults.signals[indicatorResults.signals.length - 2]);
+
                       const tableObj = {
                         ...indicatorResults,
                         ...result
@@ -377,7 +382,6 @@ export class RhTableComponent implements OnInit, OnChanges, OnDestroy {
                     }
                   }
 
-
                   this.getProbability(bullishSignals, bearishSignals, testResults.signals)
                     .subscribe((data) => {
                       this.findAndUpdateIndicatorScore(param.ticker, {
@@ -411,6 +415,10 @@ export class RhTableComponent implements OnInit, OnChanges, OnDestroy {
     }
   }
 
+  private getPreviousImpliedMove(signal) {
+    return signal.impliedMovement;
+  }
+
   scoreSignals(stock, signals) {
     this.dailyBacktestService.getSignalScores(signals)
       .subscribe((score) => {