import fs from 'node:fs';
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const srcPath = process.argv[2];
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const outPath = process.argv[3];
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let s = fs.readFileSync(srcPath, 'utf8');
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const H = 'window.location.host';
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// 每条规则：[原串, 替换串]
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const rules = [
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// 主服务域名
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['"//api.map.baidu.com', `"//" + ${H} + "/bmap-api`],
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// 瓦片域名（裸域名，数组元素）→ 带括号表达式
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['"apimaponline0.bdimg.com"', `(${H} + "/bmap-tile0")`],
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['"apimaponline1.bdimg.com"', `(${H} + "/bmap-tile1")`],
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['"apimaponline2.bdimg.com"', `(${H} + "/bmap-tile2")`],
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['"apimaponline3.bdimg.com"', `(${H} + "/bmap-tile3")`],
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// 瓦片域名带路径（卫星图 starpic）：保留后续路径
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['"apimaponline0.bdimg.com/', `(${H} + "/bmap-tile0/`],
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['"apimaponline1.bdimg.com/', `(${H} + "/bmap-tile1/`],
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['"apimaponline2.bdimg.com/', `(${H} + "/bmap-tile2/`],
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['"apimaponline3.bdimg.com/', `(${H} + "/bmap-tile3/`],
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// 静态资源
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['"//webmap0.bdimg.com', `"//" + ${H} + "/bmap-webmap`],
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['"//maponline0.bdimg.com', `"//" + ${H} + "/bmap-webmap`],
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];
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function syntaxError(code) {
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try {
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new Function(code);
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return null;
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} catch (e) {
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return e.message;
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}
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}
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console.log('初始语法: ' + (syntaxError(s) || 'OK'));
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for (const [from, to] of rules) {
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const n = s.split(from).length - 1;
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if (n === 0) {
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continue;
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}
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const before = s;
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s = s.split(from).join(to);
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const err = syntaxError(s);
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if (err) {
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console.log(` X ${from} (${n} 处) -> ${err}`);
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s = before; // 回滚
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} else {
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console.log(` OK ${from} (${n} 处)`);
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}
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}
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console.log('最终语法: ' + (syntaxError(s) || 'OK'));
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const tile = (s.match(/\/bmap-tile/g) || []).length;
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const api = (s.match(/\/bmap-api/g) || []).length;
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console.log(` 改写点: bmap-tile ${tile} 处, bmap-api ${api} 处`);
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console.log(' 主瓦片用 qt=tile: ' + (s.includes('qt=tile') ? '是' : '否'));
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console.log(' 含 qt=vtile: ' + (s.includes('qt=vtile') ? '是' : '否'));
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fs.writeFileSync(outPath, s);
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console.log('已写出: ' + outPath);
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