FIxing a lot of issues and adding org data

src/app/dashboard/dashboard.component.ts

@@ -1,11 +1,14 @@
 import { Component } from '@angular/core';
-import {Router, NavigationEnd} from "@angular/router";
+import { Router, NavigationEnd } from "@angular/router";
+import { CurrencyPipe } from '@angular/common';
 import { GraphWidget } from '../widgets/graph-widget.component';
 import { OrgBarSnippetComponent } from '../snippets/org-snippet-bar.component';
 import { GraphPanel } from '../panels/graph-panel.component';
-import { PiePanel } from '../panels/pie-panel.component';
+import { OrgPiePanel } from '../panels/org-pie-panel.component';
 import { DataType } from '../shared/data-types.enum';
+import { ApiService } from '../providers/api-service';
 import { environment } from '../../environments/environment';
+import * as moment from 'moment';
 
 @Component({
   templateUrl: 'dashboard.component.html'
@@ -52,7 +55,98 @@ export class DashboardComponent {
       dataType: DataType.currency,
     },
   ];
-  constructor(private router: Router) {
+
+  disableCategoryButton: boolean = false;
+
+  public bootstrapColours: string[] = ['bg-primary', 'bg-secondary', 'bg-success',
+'bg-danger', 'bg-warning', 'bg-info'];
+
+  public chartType = 'doughnut';
+  public chartLegend = true;
+  public doughnutChartDataCategory: any[] = [];
+  public doughnutChartLabelsCategory: string[] = [];
+
+  public doughnutChartOptionsCategory:any = {
+    tooltips: {
+      callbacks: {
+        label: (tooltip, data) => {
+          return this.tooltipLabelCallback(tooltip, data);
+        },
+      },
+    },
+  }
+
+  myWeek1: any;
+
+  weekList1 = [];
+
+  public purchaseNotEssential: number;
+  public purchaseEssential: number;
+  public showEssentialBarChart = false;
+  public showCategoryBarChart = false;
+  public showCategoryDoughnutChart = false;
+
+  public barChartDataEssential:any[]=[
+    {data: 0, label: 'Essential', stack: '1'},
+    {data: 0, label: 'Non-Essential', stack: '1'},
+  ];
+  public barChartLabelsEssential:string[] = ['All Purchases'];
+  public barChartOptionsEssential:any = {
+      responsive: true,
+      scales:{
+          xAxes:[{
+              stacked:true
+          }],
+          yAxes:[{
+              stacked:true
+          }]
+      }
+    };
+  public barChartTypeEssential:string = 'horizontalBar';
+
+  public barChartOptionsCategory:any = {
+    scaleShowVerticalLines: false,
+    responsive: true,
+    scales: {
+      yAxes: [{
+        ticks: {
+          beginAtZero: true,
+          callback: label => `£${label}`
+        }
+      }]
+    },
+    tooltips: {
+      callbacks: {
+        label: (tooltip, data) => {
+          return this.tooltipLabelCallback(tooltip, data);
+        },
+      },
+    },
+  };
+  public barChartTypeCategory:string = 'bar';
+  public barChartLegendCategory:boolean = false;
+  public barChartDataCategory:any[]=[];
+  public barChartLabelsCategory:string[] = [];
+
+
+
+  weekPurchaseList = {
+    first: 0,
+    second: 0,
+    max: 0,
+    sum: 0,
+    count: 0,
+  };
+
+  showTotalCategoryList: boolean = false;
+  totalCategoryLimit: number = 10;
+  totalCategoryList: any[]=[];
+
+  constructor(
+    private router: Router,
+    private api: ApiService,
+    private currencyPipe: CurrencyPipe,
+  ) {
     if (environment.enableAnalytics) {
        this.router.events.subscribe(event => {
         if (event instanceof NavigationEnd) {
@@ -61,6 +155,102 @@ export class DashboardComponent {
         }
       });
     }
+    this.setDate();
+    this.api.orgStats().subscribe(
+      result => {
+        this.setWeekPurchaseList(result.weeks);
+        this.setWeekData(result);
+        this.setChartData(result.data.cat_total);
+        this.totalCategoryList = result.data.cat_list;
+        if (this.totalCategoryList) {
+          this.showTotalCategoryList = true;
+        }
+        this.purchaseEssential = result.data.essentials.purchase_no_essential_total;
+        this.purchaseNotEssential = result.data.essentials.purchase_no_total - this.purchaseEssential;
+        this.barChartDataEssential = [
+          {data: [this.purchaseEssential], label: 'Essential', stack: '1'},
+          {data: [this.purchaseNotEssential], label: 'Non-Essential', stack: '1'},
+        ];
+        this.showEssentialBarChart = true;
+      },
+      error => {
+        console.log('Retrieval Error');
+        console.log( error._body );
+      }
+    );
   }
 
+  private setChartData(dataCat: any) {
+    this.barChartLabelsCategory = Object.keys(dataCat);
+    let barChartDataCategoryInitial = Object.keys(dataCat).map(key => dataCat[key]);
+    this.barChartDataCategory = [
+      {data: barChartDataCategoryInitial, label: 'Series A'},
+    ];
+    this.showCategoryBarChart = true;
+    if (this.weekList1) {
+      let doughnutChartDataCategoryInitial = this.weekList1.map(function(a) {return a.value;});
+      this.doughnutChartDataCategory = [
+        {data: doughnutChartDataCategoryInitial, label: 'Series A'},
+      ];
+      // setTimeout is currently a workaround for ng2-charts labels
+      setTimeout(() => this.doughnutChartLabelsCategory = this.weekList1.map(function(a) {return a.category;}), 0);
+      this.showCategoryDoughnutChart = true;
+    }
+  }
+
+  private setDate () {
+    this.myWeek1 = moment().startOf('isoWeek').format('YYYY-MM-DD');
+  }
+
+  private setWeekData (data: any) {
+    function prop<T, K extends keyof T>(obj: T, key: K) {
+      return obj[key];
+    }
+    this.weekList1 = prop(data.data.categories, this.myWeek1);
+  }
+
+  public setWeekPurchaseList (data: any) {
+    this.weekPurchaseList = {
+      first:  data.first,
+      second: data.second,
+      max:    data.max,
+      sum:    data.sum,
+      count:  data.count,
+    };
+  }
+
+  private categoryLoadMore () {
+    this.disableCategoryButton = true;
+    this.totalCategoryLimit = 30;
+  }
+
+  public getBootstrapColour(index: number) {
+    return this.bootstrapColours[index % this.bootstrapColours.length];
+  }
+
+  public convertHex(hex: string, opacity: number) {
+    hex = hex.replace('#', '');
+    const r = parseInt(hex.substring(0, 2), 16);
+    const g = parseInt(hex.substring(2, 4), 16);
+    const b = parseInt(hex.substring(4, 6), 16);
+
+    const rgba = 'rgba(' + r + ', ' + g + ', ' + b + ', ' + opacity / 100 + ')';
+    return rgba;
+  }
+
+  private tooltipLabelCallback(tooltipItem: any, data: any) {
+    var dataset = data.datasets[tooltipItem.datasetIndex];
+    var value = dataset.data[tooltipItem.index];
+    return this.currencyPipe.transform(value, 'GBP', 'symbol', '1.2-2');
+  }
+
+  // events
+  public chartClicked(e: any): void {
+  }
+
+  public chartHovered(e: any): void {
+  }
+
+  ngOnInit(): void {
+  }
 }