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import { existsSync, mkdirSync, readFileSync, writeFileSync } from 'fs';
import { minify, MinifyOptions } from 'terser';
import { join } from 'path';
const p = (...fns: string[]) => join(__dirname, '..', ...fns);
const src = readFileSync(p('lib', 'index.cjs'), 'utf8');
const worker = readFileSync(p('lib', 'worker.cjs'), 'utf8');
const nodeWorker = readFileSync(p('lib', 'node-worker.cjs'), 'utf8');
const opts: MinifyOptions = {
mangle: {
toplevel: true,
},
compress: {
passes: 5,
unsafe: true,
pure_getters: true
},
sourceMap: false
};
minify(src, opts).then(async out => {
const wkrOut = (await minify(worker, opts)).code!.replace(
/exports.__esModule=!0;/,
''
).replace(/exports\./g, '_f.');
const nodeWkrOut = (await minify(nodeWorker, opts)).code!.replace(
/exports.__esModule=!0;/,
''
);
const res = "!function(f){typeof module!='undefined'&&typeof exports=='object'?module.exports=f():typeof define!='undefined'&&define.amd?define(['fflate',f]):(typeof self!='undefined'?self:this).fflate=f()}(function(){var _e={};" +
out.code!.replace(/exports\.(.*) = void 0;\n/, '').replace(/exports\./g, '_e.').replace(/require\("\.\/node-worker\.cjs"\)/,
"(typeof module!='undefined'&&typeof exports=='object'?function(_f){" + nodeWkrOut + 'return _f}:function(_f){' + wkrOut + 'return _f})({})'
) + 'return _e})';
if (!existsSync(p('umd'))) mkdirSync(p('umd'));
writeFileSync(p('umd', 'index.js'), res);
});
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