61 lines
2.2 KiB
JavaScript
61 lines
2.2 KiB
JavaScript
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#!/usr/bin/env node
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import { processImages } from '../index.js';
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import { program } from 'commander'; // 引入 commander
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import path from 'path';
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// 添加命令行参数
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program
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//中文
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// .option('-i, --input <path>', '指定输入目录', './')
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// .option('-o, --output <path>', '指定输出目录', './output')
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// .option('-q, --quality <number>', '指定压缩质量 1-100', 60) // 默认质量为60
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// .option('-r, --recursive <number>', '是否递归处理子目录，递归几层', 0)
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// .option('-a, --alpha <number>', '是否保留透明通道', 1)
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// .option('-h, --help', '显示帮助信息')
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// .parse(process.argv);
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//english
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.option('-i, --input <path>', 'Specify the input directory', './')
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.option('-o, --output <path>', 'Specify the output directory', './')
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.option('-q, --quality <number>', 'Specify the compression quality 1-100', 60) // 默认质量为60
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.option('-r, --recursive <number>', 'Whether to recursively process subdirectories, how many layers to recurse', 0)
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.option('-a, --alpha <number>', 'Whether to keep the transparent channel', 1)
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.option('-h, --help', 'Display help information')
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.parse(process.argv);
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const options = program.opts(); // 获取命令行选项
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if (options.help) {
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program.help();
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}
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//判断参数是否正确
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if (options.quality < 1 || options.quality > 100) {
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console.error('Quality parameter must be between 1 and 100');
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process.exit(1);
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}
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if (options.recursive < 0) {
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console.error('Recursive parameter must be greater than 0');
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process.exit(1);
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}
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if (options.input === '') {
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options.input = './';
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}
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if (options.output === '') {
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options.output = './output';
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}
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if (options.alpha === '') {
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options.alpha = 1;
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}
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if (options.recursive === '') {
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options.recursive = 0;
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}
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//recursive最深3层 避免递归过深 出现意外
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if (options.recursive > 5) {
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options.recursive = 5;
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console.error('depth of recursive is too deep, automatically set to 5');
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}
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if (options.alpha != 1 && options.alpha != 0) {
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options.alpha = 1;
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console.error('alpha parameter error, automatically set to 1, keep alpha');
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}
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// 输出目录 加上output
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options.output = path.join(options.output, 'output');
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processImages(options);
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