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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 | 35x 83x 48x 48x 48x 48x 25x 25x 25x 25x 25x 25x 25x 525x 525x 525x 3675x 3675x 3675x 3675x 3675x 25x 25x 25x 25x 25x 25x 25x 25x 25x 25x 81x 81x 81x 25x 56x 25x 25x 25x 25x 25x 25x 25x 44x | import { Component, OnDestroy, OnInit } from '@angular/core';
import { EChartsOption } from 'echarts';
import { NgxEchartsDirective, provideEchartsCore } from 'ngx-echarts';
import * as echarts from 'echarts/core';
import { TwinpadApiService } from '../../services/twinpad-api.service';
import { TwinPadStatus } from '../../models/status';
import { NgClass, NgIf } from '@angular/common';
import { Subscription } from 'rxjs';
import { getWeekNumber } from '../../utils/utils';
import { Router } from '@angular/router';
import { HeatmapChart } from 'echarts/charts';
import { GridComponent } from 'echarts/components';
import { CanvasRenderer } from 'echarts/renderers';
import { TooltipComponent } from 'echarts/components';
import { VisualMapComponent } from 'echarts/components';
import { HttpErrorResponse } from '@angular/common/http';
import { ErrorComponent } from '../error/error.component';
echarts.use([HeatmapChart, GridComponent, CanvasRenderer, TooltipComponent, VisualMapComponent]);
@Component({
selector: 'app-dashboard',
imports: [NgxEchartsDirective, NgClass, NgIf, ErrorComponent],
providers: [provideEchartsCore({echarts})],
templateUrl: './dashboard.component.html',
styleUrl: './dashboard.component.css'
})
export class DashboardComponent implements OnInit, OnDestroy {
isLoading: boolean;
options: EChartsOption;
status: TwinPadStatus;
subscription: Subscription;
dayToGrid: Map<string, [number, number]> = new Map();
gridToDay: Map<string, string> = new Map();
gridToTimestampBounds: Map<string, [number, number]> = new Map();
updateOptions: EChartsOption;
error: HttpErrorResponse;
constructor(private twinpadApiService: TwinpadApiService, private router: Router){}
ngOnInit() {
this.isLoading = true;
const weeks = [];
const day = new Date();
const daysUntilSunday = (7 - day.getDay()) % 7;
day.setDate(day.getDate() + daysUntilSunday);
day.setHours(0, 0, 0, 0);
for (let iweek=20; iweek >= 0; iweek--){
const weekNumber: number = getWeekNumber(day);
weeks.push('W' + weekNumber.toString());
for (let iday=0; iday < 7;iday++){
this.dayToGrid.set(day.toDateString(), [iweek, iday]);
this.gridToDay.set([iweek, iday].join(','), day.toDateString());
const tsMin = day.getTime()/1000;
this.gridToTimestampBounds.set([iweek, iday].join(','), [tsMin , tsMin+24*3600]);
day.setDate(day.getDate() -1);
}
}
weeks.reverse();
const days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday'].reverse();
const data: number[][] = [];
const gridToDay = this.gridToDay;
this.options = {
title: {
left: 'center',
text: 'Pad activity'
},
tooltip: {
position: 'top',
formatter: function(params: any) { // eslint-disable-line
const dataItem = params.data as [number, number, number];
const x = dataItem[0];
const y = dataItem[1];
const value = dataItem[2];
const day = gridToDay.get([x, y].join(','));
return day +'<br>Number events: ' + value;
}
},
grid: {
height: '50%',
top: '10%'
},
xAxis: {
type: 'category',
data: weeks,
splitArea: {
show: true
}
},
yAxis: {
type: 'category',
data: days,
splitArea: {
show: true
}
},
visualMap: {
min: 0,
max: 250,
calculable: true,
orient: 'horizontal',
left: 'center',
bottom: '15%'
},
series: [
{
name: 'Events',
type: 'heatmap',
data: data,
label: {
show: true
},
emphasis: {
itemStyle: {
shadowBlur: 10,
shadowColor: 'rgba(0, 0, 0, 0.5)'
}
}
}
]
};
this.getEvents();
this.subscription = this.twinpadApiService.callPeriodically(() => this.twinpadApiService.getStatus(), 10000).subscribe(value => this.status=value);
}
getEvents(){
this.twinpadApiService.getEvents(10000, 0, ['timestamp:-1']).subscribe({next: response => {
let dayData: Map<string, number> = new Map();
for (const event of response.items){
const day = new Date(1000*event.timestamp).toDateString();
const existingData = dayData.get(day);
if (existingData === undefined){
dayData = dayData.set(day, 1);
}
else{
dayData = dayData.set(day, existingData+1);
}
}
const data = [];
for (const [day, nevents] of dayData.entries()) {
const grid = this.dayToGrid.get(day);
Eif (grid !== undefined){
data.push([grid[0], grid[1], nevents]);
}
}
this.updateOptions = {series: [{data: data}]};
this.isLoading = false;
},
error: error => {this.error = error;}
});
}
onChartClick(event: any): void { // eslint-disable-line
if (event.seriesType === 'heatmap') {
const timestamps = this.gridToTimestampBounds.get([event.data[0], event.data[1]].join(','));
if (timestamps !== undefined){
this.router.navigate(['/events'], { queryParams: { min_timestamp: timestamps[0], max_timestamp: timestamps[1] } });
}
}
}
ngOnDestroy(): void {
this.subscription?.unsubscribe();
}
}
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