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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.FileWatcher = void 0;
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const fs_extra_1 = __importDefault(require("fs-extra"));
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const path_1 = __importDefault(require("path"));
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const debug_1 = __importDefault(require("debug"));
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const chokidar_1 = require("chokidar");
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const shared_1 = require("@vue/shared");
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const utils_1 = require("./utils");
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const debugWatcher = (0, debug_1.default)('uni:watcher');
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class FileWatcher {
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constructor({ src, dest, transform }) {
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this.src = !(0, shared_1.isArray)(src) ? [src] : src;
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this.dest = dest;
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this.transform = transform;
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}
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watch(watchOptions, onReady, onChange) {
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if (!this.watcher) {
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const copy = this.copy.bind(this);
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const remove = this.remove.bind(this);
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// escape chokidar cwd
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const src = this.src.map((src) => (0, utils_1.pathToGlob)(path_1.default.resolve(watchOptions.cwd), src));
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let closeTimer;
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const checkReady = () => {
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if (closeTimer) {
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clearTimeout(closeTimer);
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}
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closeTimer = setTimeout(() => {
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onReady && onReady(this.watcher);
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// 等首次change完，触发完ready，在切换到真实的onChange
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this.onChange = onChange;
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}, watchOptions.readyTimeout || 1000); // 300ms 在部分机器上仍有问题，调整成1000ms
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};
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this.onChange = checkReady;
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this.watcher = (0, chokidar_1.watch)(src, watchOptions)
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.on('add', copy)
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// .on('addDir', copy)
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.on('change', copy)
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.on('unlink', remove)
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// .on('unlinkDir', remove)
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.on('ready', () => {
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checkReady();
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})
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.on('error', (e) => console.error('watch', e));
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}
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return this.watcher;
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}
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add(paths) {
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this.info('add', paths);
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return this.watcher.add(paths);
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}
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unwatch(paths) {
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this.info('unwatch', paths);
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return this.watcher.unwatch(paths);
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}
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close() {
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this.info('close');
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return this.watcher.close();
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}
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copy(from) {
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const to = this.to(from);
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this.info('copy', from + '=>' + to);
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let content = '';
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if (this.transform) {
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const filename = this.from(from);
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content = this.transform(fs_extra_1.default.readFileSync(filename), filename);
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}
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if (content) {
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try {
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fs_extra_1.default.outputFileSync(to, content);
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}
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catch (e) {
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// noop
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}
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this.onChange && this.onChange();
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return;
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}
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try {
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fs_extra_1.default.copySync(this.from(from), to, { overwrite: true });
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}
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catch (e) {
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// noop
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}
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this.onChange && this.onChange();
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}
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remove(from) {
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const to = this.to(from);
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this.info('remove', from + '=>' + to);
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try {
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fs_extra_1.default.removeSync(to);
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}
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catch (e) {
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// noop
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}
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this.onChange && this.onChange();
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}
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info(type, msg) {
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debugWatcher.enabled && debugWatcher(type, msg);
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}
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from(from) {
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return path_1.default.join(this.watcher.options.cwd, from);
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}
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to(from) {
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return path_1.default.join(this.dest, from);
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}
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}
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exports.FileWatcher = FileWatcher;
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