/* eslint-disable @typescript-eslint/naming-convention */
import Chart from '../core/chart';
import { GraphType, PieGraphOptions, VennGraphOptions, SeriesOptions, LineGraphOptions, BarGraphOptions } from '../models';
import { pluginManager } from '../pluginManager';
import { getId } from '../utils/signature';
import { Renderer } from '../atomComponent';

export default class Graph implements Renderer {
  public id: string;
  public name: string;
  public graphInstance: any;
  constructor(public chart: Chart, private type: GraphType, private series: Array<SeriesOptions>) {
    this.id = getId();
    this.name = 'graph';
    this.type = type;
    this.series = series;
    this.graphInstance = this.createGraph();
  }

  createGraph() {
    const { type } = this;
    switch (type) {
      case 'line':
        return this.createLine();
      case 'bar':
        return this.createBar();
      case 'pie':
        return this.createPie();
      case 'venn':
        return this.createVenn();
    }
  }

  render() {
    return this.graphInstance.render();
  }

  /**
   * 绘制折线图
   */
  private createLine() {
    const { chart, series } = this;
    const Line = pluginManager.getGraph('line');
    return new Line(this.id, chart, series as Array<LineGraphOptions>);
  }

  /**
   * 绘制条形图（柱状图）
   */
  private createBar() {
    const { chart, series } = this;
    const Bar = pluginManager.getGraph('bar');
    return new Bar(this.id, chart, series as Array<BarGraphOptions>);
  }

  /**
   * 绘制饼图
   */
  private createPie() {
    const { chart, series } = this;
    const Pie = pluginManager.getGraph('pie');
    return new Pie(this.id, chart, series[0] as PieGraphOptions);
  }

  /**
   * Venn图
   */
  private createVenn() {
    const { chart, series } = this;
    const Venn = pluginManager.getGraph('venn');
    return new Venn(this.id, chart, series[0] as VennGraphOptions);
  }
}