modified

2026-06-12 00:04:40 +02:00 · 2023-11-24 22:35:41 +01:00
parent 3c0b507a93
commit 7644b2a0f7
45165 changed files with 4803356 additions and 3 deletions
@@ -0,0 +1,35 @@
+'use strict';
+const EventEmitter = require('events');
+
+const writtenBytes = new WeakMap();
+
+class ProgressEmitter extends EventEmitter {
+	constructor(sourcePath, destinationPath) {
+		super();
+		this._sourcePath = sourcePath;
+		this._destinationPath = destinationPath;
+	}
+
+	get writtenBytes() {
+		return writtenBytes.get(this);
+	}
+
+	set writtenBytes(value) {
+		writtenBytes.set(this, value);
+		this.emitProgress();
+	}
+
+	emitProgress() {
+		const {size, writtenBytes} = this;
+
+		this.emit('progress', {
+			sourcePath: this._sourcePath,
+			destinationPath: this._destinationPath,
+			size,
+			writtenBytes,
+			percent: writtenBytes === size ? 1 : writtenBytes / size
+		});
+	}
+}
+
+module.exports = ProgressEmitter;