import { BaseDrawService } from '../../../core/draw/baseDraw';
import type { PinyinDictationMode } from '../pinyinDictation.config';
import PinyinDictationSheetDraw from './PinyinDictationSheetDraw';
import PinyinDailyDraw from './PinyinDailyDraw';

export interface PinyinDictationData {
    mode: PinyinDictationMode;
    dayIndex?: number;
}

/**
 * 拼音听写/描红绘制分发层。
 * 根据 data.mode 委托给对应的独立 DrawService 完成实际绘制。
 */
export default class PinyinDictationDraw extends BaseDrawService {
    async draw(data: PinyinDictationData) {
        if (data.mode === 'pinyin-daily') {
            const delegate = new PinyinDailyDraw(
                this.canvas,
                this.ctx,
                this.options,
            );
            await delegate.draw(data.dayIndex ?? 0);
        } else {
            const delegate = new PinyinDictationSheetDraw(
                this.canvas,
                this.ctx,
                this.options,
            );
            await delegate.draw(data);
        }
    }
}