feat: add create report page (#592)

Fixes: #233

src/app/reports/run-report/chart/chart.component.html

@@ -0,0 +1,10 @@
+<div class="m-b-20" fxLayoutAlign="end">
+  <mat-button-toggle-group  aria-label="Select Chart Type">
+    <mat-button-toggle value="Bar" (click) = "setBarChart(inputData)">Bar Chart</mat-button-toggle>
+    <mat-button-toggle value="Pie" (click) = "setPieChart(inputData)">Pie Chart</mat-button-toggle>
+  </mat-button-toggle-group>
+</div>
+
+<div [ngStyle]="{'display': (hideOutput) ? 'none' : 'block'}">
+  <canvas id="output"></canvas>
+</div>

src/app/reports/run-report/chart/chart.component.spec.ts

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ChartComponent } from './chart.component';
+
+describe('ChartComponent', () => {
+  let component: ChartComponent;
+  let fixture: ComponentFixture<ChartComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ ChartComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ChartComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/reports/run-report/chart/chart.component.ts

@@ -0,0 +1,139 @@
+/** Angular Imports */
+import { Component, OnChanges, Input } from '@angular/core';
+
+/** Custom Services */
+import { ReportsService } from '../../reports.service';
+
+/** Custom Models */
+import { ChartData } from '../../common-models/chart-data.model';
+
+/** Charting Imports */
+import Chart from 'chart.js';
+
+/**
+ * Chart Component
+ */
+@Component({
+  selector: 'mifosx-chart',
+  templateUrl: './chart.component.html',
+  styleUrls: ['./chart.component.scss' ]
+})
+export class ChartComponent implements OnChanges {
+
+  /** Run Report Data */
+  @Input() dataObject: any;
+
+  /** chart data object */
+  chart: any;
+  /** substitute for resolver */
+  hideOutput = true;
+  /** Data object for witching charts in view. */
+  inputData: ChartData;
+
+  /**
+   * @param {ReportsService} reportsService Reports Service
+   */
+  constructor(private reportsService: ReportsService) { }
+
+  /**
+   * Fetches run report data post changes in run report form.
+   */
+  ngOnChanges() {
+    this.getRunReportData();
+  }
+
+  getRunReportData() {
+    this.reportsService.getChartRunReportData(this.dataObject.reportData, this.dataObject.formData)
+    .subscribe((response: ChartData) => {
+      this.inputData = response;
+      this.setPieChart(this.inputData);
+      this.hideOutput = false;
+    });
+  }
+
+  /**
+   * Creates instance of chart.js pie chart.
+   * Refer: https://www.chartjs.org/docs/latest/charts/doughnut.html for configuration details.
+   */
+  setPieChart(inputData: ChartData) {
+    if (this.chart) {
+      this.chart.destroy();
+    }
+    this.chart = new Chart('output', {
+      type: 'pie',
+      data: {
+          labels: inputData.keys,
+          datasets: [{
+              label: inputData.valuesLabel,
+              data: inputData.values,
+              backgroundColor: this.randomColorArray(inputData.values.length)
+          }]
+      },
+      options: {
+        title: {
+          display: true,
+          text: inputData.keysLabel
+        }
+      }
+    });
+  }
+
+  /**
+   * Creates instance of chart.js bar chart.
+   * Refer: https://www.chartjs.org/docs/latest/charts/bar.html for configuration details.
+   */
+  setBarChart(inputData: ChartData) {
+    if (this.chart) {
+      this.chart.destroy();
+    }
+    this.chart = new Chart('output', {
+      type: 'bar',
+      data: {
+        labels: inputData.keys,
+        datasets: [{
+            label: inputData.valuesLabel,
+            data: inputData.values,
+            backgroundColor: this.randomColorArray(inputData.values.length)
+        }]
+      },
+      options: {
+        legend: { display: false },
+        scales: {
+          xAxes: [{
+            scaleLabel: {
+              display: true,
+              labelString: inputData.keysLabel
+            },
+            ticks: {
+              beginAtZero: true
+            }
+          }]
+        }
+      }
+    });
+  }
+
+  /**
+   * Generates bar/pie-slice colors array for dynamic charts.
+   * @param {number} length Length of dataset array.
+   */
+  randomColorArray(length: number) {
+    const colorArray: any[] = [];
+    while (length--) {
+      const color = this.randomColor();
+      colorArray.push(color);
+    }
+    return colorArray;
+  }
+
+  /**
+   * Returns a random rgb color.
+   */
+  randomColor() {
+    const r = Math.floor(Math.random() * 255);
+    const g = Math.floor(Math.random() * 255);
+    const b = Math.floor(Math.random() * 255);
+    return `rgb(${r},${g},${b},0.6)`;
+  }
+
+}

src/app/reports/run-report/pentaho/pentaho.component.html

@@ -0,0 +1 @@
+<iframe *ngIf = "!hideOutput" [src]="pentahoUrl" frameborder="0" width=100% height="750px;"></iframe>

src/app/reports/run-report/pentaho/pentaho.component.spec.ts

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { PentahoComponent } from './pentaho.component';
+
+describe('PentahoComponent', () => {
+  let component: PentahoComponent;
+  let fixture: ComponentFixture<PentahoComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ PentahoComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(PentahoComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/reports/run-report/pentaho/pentaho.component.ts

@@ -0,0 +1,52 @@
+/** Angular Imports */
+import { Component, OnChanges, Input } from '@angular/core';
+import { DomSanitizer } from '@angular/platform-browser';
+
+/** Custom Services */
+import { ReportsService } from '../../reports.service';
+
+/**
+ * Pentaho Component
+ */
+@Component({
+  selector: 'mifosx-pentaho',
+  templateUrl: './pentaho.component.html',
+  styleUrls: ['./pentaho.component.scss']
+})
+export class PentahoComponent implements OnChanges {
+
+  /** Run Report Data */
+  @Input() dataObject: any;
+
+  /** substitute for resolver */
+  hideOutput = true;
+  /** trusted resource url for pentaho output */
+  pentahoUrl: any;
+
+  /**
+   * @param {DomSanitizer} sanitizer DOM Sanitizer
+   * @param {ReportsService} reportsService Reports Service
+   */
+  constructor(private sanitizer: DomSanitizer,
+              private reportsService: ReportsService) { }
+
+  /**
+   * Fetches run report data post changes in run report form.
+   */
+  ngOnChanges() {
+    this.hideOutput = true;
+    this.getRunReportData();
+  }
+
+  getRunReportData() {
+    this.reportsService.getPentahoRunReportData(this.dataObject.reportData, this.dataObject.formData, 'default', 'en', 'dd MMMM yyyy')
+      .subscribe( (res: any) => {
+        const contentType = res.headers.get('Content-Type');
+        const file = new Blob([res.body], {type: contentType});
+        const filecontent = URL.createObjectURL(file);
+        this.pentahoUrl = this.sanitizer.bypassSecurityTrustResourceUrl(filecontent);
+        this.hideOutput = false;
+      });
+  }
+
+}

src/app/reports/run-report/run-report.component.html

@@ -0,0 +1,113 @@
+<div class="container input">
+
+  <mat-card *ngIf="!isCollapsed">
+
+    <form [formGroup]="ReportForm" (ngSubmit)="run()">
+      
+      <mat-card-content>
+        
+        <div fxLayout="column" *ngFor="let param of paramData">
+
+          <div [ngSwitch]="param.displayType">
+
+            <div *ngIf="ReportForm.contains(param.name)">
+              <mat-form-field fxFlex="100%" *ngSwitchCase="'text'">
+                <mat-label>{{param.label}}</mat-label>
+                <input matInput required [formControlName]="param.name">
+                <mat-error *ngIf="ReportForm.controls[param.name].hasError('required')">
+                  {{param.label}} is <strong>required</strong>
+                </mat-error>
+              </mat-form-field>
+            </div>
+
+            <div *ngIf="ReportForm.contains(param.name)">
+              <mat-form-field fxFlex="100%" *ngSwitchCase="'date'">
+                <mat-label>{{param.label}}</mat-label>
+                <input matInput [min]="minDate" [max]="maxDate" [matDatepicker]="runReportDatePicker" required [formControlName]="param.name">
+                <mat-datepicker-toggle matSuffix [for]="runReportDatePicker"></mat-datepicker-toggle>
+                <mat-datepicker #runReportDatePicker></mat-datepicker>
+                <mat-error *ngIf="ReportForm.controls[param.name].hasError('required')">
+                  {{param.label}} is <strong>required</strong>
+                </mat-error>
+              </mat-form-field>
+            </div>
+
+            <div *ngIf="ReportForm.contains(param.name) ">
+              <mat-form-field fxFlex="100%" *ngSwitchCase="'select'" >
+                <mat-label>{{param.label}}</mat-label>
+                <mat-select required [formControlName]="param.name">
+                  <mat-option *ngFor="let option of param.selectOptions" [value]="option" >
+                  {{option.name}}
+                  </mat-option>
+                </mat-select>
+                <mat-error *ngIf="ReportForm.controls[param.name].hasError('required')">
+                  {{param.label}} is <strong>required</strong>
+                </mat-error>
+              </mat-form-field>
+            </div>
+
+          </div>
+
+        </div>
+
+        <div>
+          <mat-form-field fxFlex="100%">
+            <mat-label>Decimal Places</mat-label>
+            <mat-select [formControl]="decimalChoice">
+              <mat-option value="0">0</mat-option>
+              <mat-option value="1">1</mat-option>
+              <mat-option value="2">2</mat-option>
+              <mat-option value="3">3</mat-option>
+              <mat-option value="4">4</mat-option>
+            </mat-select>
+          </mat-form-field>
+        </div>
+
+        <div *ngIf="report.type === 'Pentaho' && ReportForm.contains('outputType')">
+          <mat-form-field fxFlex="100%">
+            <mat-label>Output Type</mat-label>
+            <mat-select formControlName="outputType" value="HTML">
+              <mat-option value="HTML">Normal format</mat-option>
+              <mat-option value="XLS">Excel format</mat-option>
+              <mat-option value="XLSX">Excel 2007 format</mat-option>
+              <mat-option value="CSV">CSV format</mat-option>
+              <mat-option value="PDF">PDF format</mat-option>
+            </mat-select>
+          </mat-form-field>
+        </div>
+
+      </mat-card-content>
+
+      <mat-card-actions fxLayout="row" fxLayout.xs="column" fxLayoutAlign="center" fxLayoutGap="5px">
+        <button type="button" mat-raised-button [routerLink]="['/reports']">Cancel</button>
+        <button mat-raised-button color="primary" [disabled]="!ReportForm.valid">
+          <fa-icon icon="cogs"></fa-icon>
+          &nbsp; Run Report
+        </button>
+      </mat-card-actions>
+
+    </form>
+
+  </mat-card>
+  
+</div>
+
+<div class="container output" *ngIf="isCollapsed">
+
+  <mat-card>
+
+    <div class="m-b-20">
+      <button mat-raised-button color="primary" (click)="isCollapsed = false">
+        Parameters
+      </button>
+    </div>
+
+    <div>
+      <mifosx-table-and-sms *ngIf="!hideTable"[dataObject]="dataObject"></mifosx-table-and-sms>
+      <mifosx-chart *ngIf="!hideChart" [dataObject]="dataObject"></mifosx-chart>
+      <mifosx-pentaho *ngIf="!hidePentaho" [dataObject]="dataObject"></mifosx-pentaho>
+    </div>
+
+  </mat-card>
+
+</div>

src/app/reports/run-report/run-report.component.scss

@@ -0,0 +1,3 @@
+.input {
+  max-width: 37rem;
+}

src/app/reports/run-report/run-report.component.spec.ts

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { RunReportComponent } from './run-report.component';
+
+describe('RunReportComponent', () => {
+  let component: RunReportComponent;
+  let fixture: ComponentFixture<RunReportComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ RunReportComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(RunReportComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/reports/run-report/run-report.component.ts

@@ -0,0 +1,201 @@
+/** Angular Imports */
+import { Component, OnInit } from '@angular/core';
+import { ActivatedRoute } from '@angular/router';
+import { FormControl, FormGroup, Validators } from '@angular/forms';
+import { DatePipe } from '@angular/common';
+
+/** Custom Services */
+import { ReportsService } from '../reports.service';
+
+/** Custom Models */
+import { ReportParameter } from '../common-models/report-parameter.model';
+import { SelectOption } from '../common-models/select-option.model';
+
+/**
+ * Run report component.
+ */
+@Component({
+  selector: 'mifosx-run-report',
+  templateUrl: './run-report.component.html',
+  styleUrls: ['./run-report.component.scss']
+})
+export class RunReportComponent implements OnInit {
+
+  /** Minimum date allowed. */
+  minDate = new Date(2000, 0, 1);
+  /** Maximum date allowed. */
+  maxDate = new Date();
+  /** Contains report specifications i.e: name, type and id */
+  report: any = {};
+  /** Formatted data post labeling of report parameters fetched from API */
+  paramData: any = [];
+  /** Array of all parent parameters */
+  parentParameters: any[] = [];
+  /** Parameter data to configure pentaho output */
+  pentahoReportParameters: any[] = [];
+  /** Data to be passed on to component selectors */
+  dataObject: any;
+  /** Initializes new form group 'ReportForm */
+  ReportForm = new FormGroup({});
+  /** Static Form control for decimal places in output */
+  decimalChoice = new FormControl();
+  /** Toggles Report form */
+  isCollapsed = false;
+  /** Toggles  Table output. */
+  hideTable = true;
+   /** Toggles Chart output */
+  hideChart = true;
+   /** Toggles Pentaho output */
+  hidePentaho = true;
+
+  /**
+   * Fetches report specifications from route params and retrieves report parameters data from `resolve`.
+   * @param {ActivatedRoute} route ActivatedRoute.
+   * @param {DomSanitizer} sanitizer DomSanitizer.
+   * @param {ReportsService} reportsService ReportsService
+   * @param {DatePipe} datePipe Date Pipe
+   */
+  constructor(private route: ActivatedRoute,
+              private reportsService: ReportsService,
+              private datePipe: DatePipe) {
+    this.report.name = this.route.snapshot.params['report-name'];
+    this.report.type = this.route.snapshot.params['report-type'];
+    this.report.id = this.route.snapshot.params['report-id'];
+    this.route.data.subscribe((data: any) => {
+      this.paramData = data.params;
+    });
+  }
+
+  /**
+   * Creates and sets the run report form.
+   */
+  ngOnInit() {
+    this.createRunReportForm();
+  }
+
+  /**
+   * Establishes form controls for Report Parameter's name attribute,
+   * Fetches dropdown options and builds child dependencies.
+   */
+  createRunReportForm() {
+    this.paramData.forEach(
+      (param: any) => {
+        if (!param.parentParameterName) {
+          this.ReportForm.addControl(param.name, new FormControl('', Validators.required));
+          if (param.displayType === 'select') {
+            this.fetchSelectOptions(param, param.name);
+          }
+        } else {
+          const parent: ReportParameter = this.paramData
+            .find((entry: any) => entry.name === param.parentParameterName);
+          parent.childParameter = param;
+          this.parentParameters.push(parent);
+        }
+      });
+    if (this.report.type === 'Pentaho') {
+      this.ReportForm.addControl('outputType', new FormControl(''));
+      this.mapPentahoParams();
+    }
+    this.decimalChoice.patchValue('0');
+    this.setChildControls();
+  }
+
+ /**
+  * Fetches Select Dropdown options for param type "Select".
+  * @param {ReportParameter} param Parameter for which dropdown options are required.
+  * @param {string} inputstring url substring for API call.
+  */
+  fetchSelectOptions(param: ReportParameter, inputstring: string) {
+    this.reportsService.getSelectOptions(inputstring).subscribe((options: SelectOption[]) => {
+      param.selectOptions = options;
+      if (param.selectAll === 'Y') {
+        param.selectOptions.push({id: '-1', name: 'All'});
+      }
+    });
+  }
+
+  /**
+   * Maps pentaho specific names to form-control names.
+   */
+  mapPentahoParams() {
+    this.reportsService.getPentahoParams(this.report.id).subscribe((data: any) => {
+      data.forEach((entry: any) => {
+        const param: ReportParameter = this.paramData
+         .find((_entry: any) => _entry.name === entry.parameterName);
+        param.pentahoName = `R_${entry.reportParameterName}`;
+      });
+    });
+  }
+
+  /**
+   * Subscribes to changes in parent parameters value, builds child parameter vis-a-vis parent's value.
+   */
+  setChildControls() {
+    this.parentParameters.forEach((param: ReportParameter) => {
+      this.ReportForm.get(param.name).valueChanges.subscribe((option: any) => {
+        this.ReportForm.addControl(param.childParameter.name, new FormControl('', Validators.required));
+        if (param.childParameter.displayType === 'select') {
+          const inputstring = `${param.childParameter.name}?${param.inputName}=${option.id}`;
+          this.fetchSelectOptions(param.childParameter, inputstring);
+        }
+      });
+    });
+  }
+
+  /**
+   * Formats user response and readies it for utilization by run report function.
+   * @param {any} response Object containing formcontrol values.
+   */
+  formatUserResponse(response: any) {
+    const formattedResponse: any = {};
+    let newKey: string;
+    for (const [key, value] of Object.entries(response)) {
+      if (key === 'outputType') {
+        formattedResponse['output-type'] = value;
+        continue;
+      }
+      const param: ReportParameter = this.paramData
+        .find((_entry: any) => _entry.name === key);
+      newKey = this.report.type === 'Pentaho' ? param.pentahoName : param.inputName;
+      switch (param.displayType) {
+        case 'text':
+          formattedResponse[newKey] = value;
+          break;
+        case 'select':
+          formattedResponse[newKey] = value['id'];
+          break;
+        case 'date':
+          const dateFormat = 'yyyy-MM-dd';
+          formattedResponse[newKey] = this.datePipe.transform(value, dateFormat);
+          break;
+      }
+    }
+    return formattedResponse;
+  }
+
+  /**
+   * Core run report functionality.
+   */
+  run() {
+    this.isCollapsed = true;
+    const userResponse = this.formatUserResponse(this.ReportForm.value);
+    this.dataObject = {
+      formData: userResponse,
+      reportData: this.report,
+      decimalChoice: this.decimalChoice.value
+    };
+    switch (this.report.type) {
+      case 'SMS':
+      case 'Table':
+        this.hideTable = false;
+       break;
+      case 'Chart':
+        this.hideChart = false;
+       break;
+      case 'Pentaho':
+        this.hidePentaho = false;
+       break;
+    }
+  }
+
+}

src/app/reports/run-report/run-report.resolver.ts

@@ -0,0 +1,30 @@
+/** Angular Imports */
+import { Injectable } from '@angular/core';
+import { Resolve, ActivatedRouteSnapshot } from '@angular/router';
+
+/** rxjs Imports */
+import { Observable } from 'rxjs';
+
+/** Custom Services */
+import { ReportsService } from '../reports.service';
+
+/**
+ * Reports data resolver.
+ */
+@Injectable()
+export class RunReportResolver implements Resolve<Object> {
+
+  /**
+   * @param {ReportsService} reportsService Reports service.
+   */
+  constructor(private reportsService: ReportsService) {}
+
+  /**
+   * Returns the reports data.
+   * @returns {Observable<any>}
+   */
+  resolve(route: ActivatedRouteSnapshot): Observable<any> {
+    return this.reportsService.getReportParams(route.params['report-name']);
+  }
+
+}

src/app/reports/run-report/table-and-sms/table-and-sms.component.html

@@ -0,0 +1,26 @@
+<div *ngIf = "!hideOutput">
+
+  <div class="m-b-10" *ngIf = "dataObject.reportData.type === 'Table'" fxLayoutAlign="end">
+    <button mat-raised-button color="primary" (click)="downloadCSV()" >
+      Export CSV
+    </button>
+  </div>
+
+  <div class="table-output">
+    <table mat-table [dataSource]="dataSource">
+      <div *ngFor= "let column of displayedColumns index as i">
+        <ng-container [matColumnDef]="column">
+          <th mat-header-cell *matHeaderCellDef>{{column}}</th>
+          <td mat-cell *matCellDef="let param" > 
+            <span *ngIf="isDecimal(i)">{{toDecimal(param.row[i])}}</span>
+            <span *ngIf="!isDecimal(i)">{{param.row[i]}}</span>
+          </td>
+        </ng-container>
+      </div>
+      <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
+      <tr mat-row *matRowDef="let row; columns: displayedColumns;" class="select-row" ></tr>
+    </table>
+    <mat-paginator [pageSizeOptions]="[10, 25, 50, 100]" showFirstLastButtons></mat-paginator>
+  </div>
+
+</div>

src/app/reports/run-report/table-and-sms/table-and-sms.component.scss

@@ -0,0 +1,13 @@
+.table-output {
+    overflow: auto;
+}
+
+.select-row:hover {
+    cursor: pointer;
+  }
+
+.mat-header-cell, .mat-cell {
+    min-width: 150px;
+    margin-left: 5px;
+    margin-right: 5px;
+}

src/app/reports/run-report/table-and-sms/table-and-sms.component.spec.ts

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { TableAndSmsComponent } from './table-and-sms.component';
+
+describe('TableAndSmsComponent', () => {
+  let component: TableAndSmsComponent;
+  let fixture: ComponentFixture<TableAndSmsComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ TableAndSmsComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(TableAndSmsComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/reports/run-report/table-and-sms/table-and-sms.component.ts

@@ -0,0 +1,110 @@
+/** Angular Imports */
+import { Component, Input, ViewChild, OnChanges } from '@angular/core';
+import { MatPaginator, MatTableDataSource} from '@angular/material';
+import { DecimalPipe } from '@angular/common';
+
+/** Custom Servies */
+import { ReportsService } from '../../reports.service';
+
+/**
+ * Table and SMS Component
+ */
+@Component({
+  selector: 'mifosx-table-and-sms',
+  templateUrl: './table-and-sms.component.html',
+  styleUrls: ['./table-and-sms.component.scss']
+})
+export class TableAndSmsComponent implements OnChanges {
+
+  /** Run Report Data */
+  @Input() dataObject: any;
+
+  /** Columns to be displayed in mat-table */
+  displayedColumns: string[] = [];
+  /** Data source for run-report table. */
+  dataSource = new MatTableDataSource();
+  /** Maps column name to type */
+  columnTypes: any[] = [];
+  /** substitute for resolver */
+  hideOutput = true;
+  /** Data to be converted into CSV file */
+  csvData: any;
+
+  /** Paginator for run-report table. */
+  @ViewChild(MatPaginator) paginator: MatPaginator;
+
+  /**
+   * @param {ReportsService} reportsService Reports Service
+   * @param {DecimalPipe} decimalPipe Decimal Pipe
+   */
+  constructor(private reportsService: ReportsService,
+              private decimalPipe: DecimalPipe ) { }
+
+  /**
+   * Fetches run report data post changes in run report form.
+   */
+  ngOnChanges() {
+    this.hideOutput = true;
+    this.columnTypes = [];
+    this.displayedColumns = [];
+    this.getRunReportData();
+  }
+
+  getRunReportData() {
+    this.reportsService.getRunReportData(this.dataObject.reportData, this.dataObject.formData)
+    .subscribe( (res: any) => {
+      this.csvData = res.data;
+      this.setOutputTable(res.data);
+      res.columnHeaders.forEach((header: any) => {
+        this.columnTypes.push(header.columnDisplayType);
+        this.displayedColumns.push(header.columnName);
+      });
+      this.hideOutput = false;
+    });
+  }
+
+  /**
+   * Sets up a dynamic Mat Table.
+   * @param {any} data Mat Table data
+   */
+  setOutputTable(data: any) {
+    this.dataSource = new MatTableDataSource(data);
+    setTimeout(() => {
+      this.dataSource.paginator = this.paginator;
+    });
+  }
+
+  /**
+   * Generates the CSV file dynamically for run report data.
+   */
+  downloadCSV() {
+    const headers = this.displayedColumns;
+    let csv = this.csvData.map((object: any) => object.row.join());
+    csv.unshift(`data:text/csv;charset=utf-8,${headers.join()}`);
+    csv = csv.join('\r\n');
+    const link = document.createElement('a');
+    link.setAttribute('href', encodeURI(csv));
+    link.setAttribute('download', `${this.dataObject.reportData.name}.csv`);
+    document.body.appendChild(link);
+    link.click();
+    document.body.removeChild(link);
+  }
+
+  /**
+   * Returns number formatted as per user's decimal choice.
+   * @param {number} value Value to be formatted as per decimal choice.
+   */
+  toDecimal(value: number) {
+    const decimalChoice = this.dataObject.decimalChoice;
+    return this.decimalPipe.transform(value, `1.${decimalChoice}-${decimalChoice}`);
+  }
+
+  /**
+   * Checks the weather Mat-Table column has decimal display type.
+   * @param {number} index Index of column.
+   */
+  isDecimal(index: number) {
+    return this.columnTypes[index] === 'DECIMAL';
+  }
+
+}