吴璨
33 lines
1.2 KiB
JavaScript
33 lines
1.2 KiB
JavaScript
const { QUALITY_LEVELS, QUALITY_LABELS } = require('./config');
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function parseLevel(input) {
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const value = (input || '').trim().toLowerCase();
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if (!value) return null;
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if (/^\d+$/.test(value)) {
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const index = parseInt(value, 10) - 1;
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return index >= 0 && index < QUALITY_LEVELS.length ? QUALITY_LEVELS[index] : null;
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}
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return QUALITY_LEVELS.includes(value) ? value : null;
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}
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function printQualityMenu(currentLevel) {
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QUALITY_LEVELS.forEach((level, index) => {
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const mark = level === currentLevel ? ' ←当前' : '';
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console.log(` ${index + 1}. ${level.padEnd(10)} ${(QUALITY_LABELS[level] || '').padEnd(8)}${mark}`);
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});
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}
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async function askLevel(ask, currentLevel) {
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const label = QUALITY_LABELS[currentLevel] ? ` (${QUALITY_LABELS[currentLevel]})` : '';
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console.log(`\n 当前音质: ${currentLevel}${label}`);
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console.log(' 可选音质:');
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printQualityMenu(currentLevel);
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const input = await ask(' 选择音质 (输入序号或名称, 回车使用当前): ');
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const parsed = parseLevel(input);
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if (parsed) return parsed;
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if (input.trim()) console.log(' ⚠️ 无效选择，使用当前设置');
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return currentLevel;
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}
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module.exports = { parseLevel, printQualityMenu, askLevel };
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