Alejandro Lembke Barrientos
ba4ad68a53
Se prepara para produccion. Se sube a version 1.1.5 Se sube a GitHub 1.1.5
89 lines
2.2 KiB
JavaScript
89 lines
2.2 KiB
JavaScript
import React, { useState, useEffect } from 'react';
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import ID from './Service/ID.js';
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let LineComponent = props => {
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let id = props.id ? props.id : ID(),
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data = {
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labels: ['Valor 1', 'Valor 2', 'Valor 3', 'Valor 4', 'Valor 5'],
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datasets: [{
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label: 'Valor',
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fill: false,
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data: [],
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backgroundColor: 'rgba(75, 192, 192, 0.2)',
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borderColor: 'rgba(75, 192, 192, 1)',
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borderWidth: 1
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}]
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},
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options = {
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responsive: true,
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scales: {
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yAxes: [{
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ticks: {
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beginAtZero: true
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}
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}]
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},
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legend: {
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display: true,
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position: 'bottom'
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}
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}
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for(let i = 0; i < 5 ; i ++){
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let dato = Math.round(Math.random() * 25)
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data.datasets[0].data.push(dato)
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}
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let [state, setState] = useState({
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id,
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chart: null,
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data,
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options
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})
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useEffect( ()=> {
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var ctx = document.getElementById(`${state.id}`).getContext('2d');
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let config = {
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type: 'line',
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data: (props.config !== undefined) && (props.config.data !== undefined) ? props.config.data : state.data,
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options: (props.config !== undefined) && (props.config.options !== undefined) ? props.config.options : state.options
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}
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setState({
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id: props.id !== undefined ? props.id : state.id,
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chart: new Chart(ctx, config)
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})
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}, [props])
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if (state.chart !== null) {
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if((props.config !== undefined) && (props.config.data !== undefined)){
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state.chart.data.labels = props.config.data.labels
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state.chart.data.datasets = props.config.data.datasets
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}
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if((props.config !== undefined) && (props.config.options !== undefined)){
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state.chart.options = props.config.options
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}
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state.chart.update();
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return <canvas id={`${state.id}`} />
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} else {
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return <canvas id={`${state.id}`} />
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}
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}
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export default LineComponent |