mirror of
https://github.com/gwenhael-le-moine/credger.git
synced 2024-12-26 09:58:36 +01:00
145 lines
6.2 KiB
HTML
145 lines
6.2 KiB
HTML
<html>
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<head>
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<meta charset="UTF-8">
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<script>
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const fetch_from_API = async ( endpoint, params = {} ) => {
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let url = new URL( endpoint, `${location.protocol}//${location.host}` );
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url.search = new URLSearchParams( params );
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const response = await fetch( url );
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return await response.json();
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};
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const API = {
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balance: (period, categories, depth) => fetch_from_API( "/api/ledger/balance", { period: period, categories: categories, depth: depth } ),
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register: (period, categories) => fetch_from_API( "/api/ledger/register", { period: period, categories: categories } ),
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graph_values: (period, categories, granularity) => fetch_from_API( "/api/ledger/graph_values", { period: period, categories: categories, granularity: granularity } ),
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accounts: () => fetch_from_API( "/api/ledger/accounts" )
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}
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const Utils = {
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text_to_color: ( text ) => {
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let hash = 0
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for (let i = 0; i < text.length; i++)
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hash = (((hash << 5) - hash) + text.charCodeAt(i)) | 0;
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hash = Math.abs( hash );
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let shash = hash.toString(16).substr(0, 6).padEnd( 6, '0' );
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return `#${shash}`;
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}
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};
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const UI = {
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/* https://medium.com/@heyoka/scratch-made-svg-donut-pie-charts-in-html5-2c587e935d72 */
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donut: ( element, dataset ) => {
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const thickness = 9;
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let filed_percent = 0;
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const data_to_donut_segment = ( data ) => {
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if ( data.amount > 0 ) {
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const stroke_dashoffset = ( percent ) => {
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let offset = 100 - filed_percent;
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return offset > 100 ? offset - 100 : offset;
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};
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const donut_segment = `<circle class="donut-segment ${data.account.split(':').join(' ')}" cx="21" cy="21" r="15.91549430918954" fill="transparent" stroke="${data.color}" stroke-width="${thickness}" stroke-dasharray="${data.percent} ${100 - data.percent}" stroke-dashoffset="${stroke_dashoffset( data.percent )}"><title>${data.tooltip}</title></circle>`;
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filed_percent += data.percent;
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return donut_segment;
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} else
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return '';
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};
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element.innerHTML = `<svg width="100%" height="100%" viewBox="0 0 42 42" class="donut">
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<circle class="donut-hole" cx="21" cy="21" r="15.91549430918954" fill="#fff"></circle>
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<circle class="donut-ring" cx="21" cy="21" r="15.91549430918954" fill="transparent" stroke="#d2d3d4" stroke-width="${thickness}"></circle>
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${dataset.map( line => data_to_donut_segment( line ) ).join("")}
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</svg>`;
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}
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};
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let current_period;
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let granularity = 3;
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const Controls = {
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period: {
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set: ( period ) => {
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current_period = period;
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const months = { 0: 'Janvier',
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1: 'Février',
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2: 'Mars',
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3: 'Avril',
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4: 'Mai',
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5: 'Juin',
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6: 'Juillet',
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7: 'Août',
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8: 'Septembre',
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9: 'Octobre',
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10: 'Novembre',
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11: 'Décembre' };
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document.querySelector( "#period #display" ).innerHTML = `${months[ current_period.getMonth() ]} ${current_period.getFullYear()}`;
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monthly();
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},
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get: () => current_period,
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prev: () => {
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current_period.setMonth( current_period.getMonth() - 1 );
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Controls.period.set( current_period );
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},
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next: () => {
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current_period.setMonth( current_period.getMonth() + 1 );
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Controls.period.set( current_period );
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},
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},
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/* granularity: {
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* set: ( value ) => {
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* if ( !isNaN( parseInt( value ) ) ) {
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* granularity = parseInt( value );
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* monthly();
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* }
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* }
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* } */
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};
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const monthly = () => {
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API.balance( current_period.toISOString().split("T")[0].slice( 0, -3 ), ["Expenses"].join(" "), 999 )
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.then( balance => {
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const total = balance.reduce( (memo, line) => memo + line.amount, 0 );
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UI.donut( document.querySelector( `#month #donut` ),
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balance.sort( (a, b) => b.amount - a.amount )
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.map( line => {
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line.color = Utils.text_to_color( line.account );
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line.percent = ( line.amount / total ) * 100;
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line.tooltip = `${line.account} : ${line.amount} €`;
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return line;
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} ) );
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} );
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};
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</script>
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</head>
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<body>
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<div id="controls">
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<div id="period">
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<button onclick="Controls.period.prev()">-</button>
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<button onclick="Controls.period.next()">+</button>
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<h3 id="display"></h3>
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</div>
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<!-- <div id="granularity">
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<input oninput="Controls.granularity.set( this.value );">
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</div> -->
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</div>
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<div id="month">
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<div id="donut" style="height: 256; width: 256;"></div>
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</div>
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<script>
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Controls.period.set( new Date() );
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</script>
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</body>
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</html>
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