Fisher-Yates shuffle code added
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7c6f09e365
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1 changed files with 29 additions and 4 deletions
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@ -15,13 +15,14 @@ export class DashboardComponent implements OnInit {
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moneySpentThisMonth: any;
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pointsTotal: any;
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averageTransactionToday: any;
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shuffledArray: any;
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constructor(
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constructor(
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private http: Http,
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private api: ApiService,
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) {
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this.api.graph_data(undefined)
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this.shuffle = this.shuffledArray;
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this.api.graph_data(undefined)
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.subscribe(
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result => {
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console.log(result);
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@ -39,7 +40,7 @@ export class DashboardComponent implements OnInit {
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this.barChart1Labels = this.pointsLastWeek.day;
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}
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),
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this.api.breadcrumb_data(undefined)
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this.api.breadcrumb_data(undefined)
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.subscribe(
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result => {
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console.log(result);
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@ -50,7 +51,31 @@ export class DashboardComponent implements OnInit {
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}
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)
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}
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// Fisher-Yates shuffle function
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public shuffle(array) {
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return new Promise(resolve => {
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let counter = array.length;
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// While there are elements in the array
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while (counter > 0) {
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// Pick a random index
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let index = Math.floor(Math.random() * counter);
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// Decrease counter by 1
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counter--;
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// And swap the last element with it
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let temp = array[counter];
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array[counter] = array[index];
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array[index] = temp;
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}
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this.shuffledArray = array;
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resolve(true);
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});
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}
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public brandPrimary = '#20a8d8';
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public brandSuccess = '#4dbd74';
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public brandInfo = '#63c2de';
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