118 lines
3.5 KiB
TypeScript
118 lines
3.5 KiB
TypeScript
import {ChartCallback, ChartJSNodeCanvas} from 'chartjs-node-canvas';
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import {Chart} from 'chart.js';
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import {promises as fs} from 'fs';
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import * as dataOrgmode from '/home/tykayn/Nextcloud/ressources/social sorting/output/export_all_tasks.org_parsed.json'
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const ouput_folder = '/home/tykayn/Nextcloud/ressources/social sorting/output/'
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const width = 1000 // define width and height of canvas
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const height = 1000
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const typeOfRender = 'png'
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const chartType = 'line'
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// time in : weeks, months, years, days
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// const time_agreggate = 'days'
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// const time_agreggate = 'weeks'
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// const time_agreggate = 'months'
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const time_agreggate = 'years'
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function convertStats(tasks: any) {
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let converted = []
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let weeks = Object.keys(tasks['statistics']['statistics']['dates'][time_agreggate]);
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let labels = []
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let dataSets_done = {
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label: 'Done tasks',
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data: [],
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backgroundColor: 'rgb(81,148,84)',
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fill: {
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target: 'origin',
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above: 'rgb(81,148,84)',
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below: 'rgb(115,190,75)',
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}
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}
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let dataSets_created = {
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label: 'Created tasks',
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data: [],
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backgroundColor: 'rgb(69,219,255)',
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fill: {
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target: 'origin',
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above: 'rgb(69,219,255)',
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below: 'rgb(115,190,75)',
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}
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}
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weeks.forEach(time_period => {
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if (time_period !== 'Nan-Nan') {
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labels.push(time_period)
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let info = tasks['statistics']['statistics']['dates'][time_agreggate][time_period]
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if (info.created) {
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dataSets_created.data.push(info.created)
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} else {
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dataSets_created.data.push(0)
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}
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if (info.closed) {
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dataSets_done.data.push(info.closed)
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} else {
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dataSets_created.data.push(0)
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}
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}
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})
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// console.log('weeks', weeks)
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return {
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labels,
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dataSets: {
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dataSets_created,
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dataSets_done,
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}
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}
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}
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let convertedStats = convertStats(dataOrgmode)
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console.log('convertedStats', convertedStats)
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async function main(): Promise<void> {
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const configurationWithData: any = {
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type: chartType,
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title: {
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display: true,
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text: 'Custom Chart Title'
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},
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data: {
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labels: convertedStats.labels,
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datasets:
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[
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convertedStats.dataSets.dataSets_created,
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convertedStats.dataSets.dataSets_done,
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]
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},
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options: {},
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plugins: [{
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id: 'background-colour',
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beforeDraw: (chart: Chart): void => {
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const ctx = chart.ctx;
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ctx.save();
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ctx.fillStyle = 'white';
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ctx.fillRect(0, 0, width, height);
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ctx.restore();
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}
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}]
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};
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const chartCallback: ChartCallback = (ChartJS: any) => {
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ChartJS.defaults.responsive = true;
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ChartJS.defaults.borderColor = '#36a2eb';
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ChartJS.defaults.maintainAspectRatio = false;
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};
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const chartJSNodeCanvas = new ChartJSNodeCanvas({width, height, chartCallback});
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const buffer = await chartJSNodeCanvas.renderToBuffer(configurationWithData);
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let outpath = ouput_folder + 'tasks_in_'+time_agreggate+'-created_and_done_' + chartType + ' -- chart.'+typeOfRender
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await fs.writeFile(outpath, buffer, 'base64');
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console.log('wrote graph ',outpath
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)
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}
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main().then(r => console.log(r));
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