Started fixing ReactNative app

ReactNativeClient/lib/file-api-driver-memory.js

@@ -0,0 +1,117 @@
+import { time } from 'lib/time-utils.js';
+
+class FileApiDriverMemory {
+
+	constructor() {
+		this.items_ = [];
+	}
+
+	itemIndexByPath(path) {
+		for (let i = 0; i < this.items_.length; i++) {
+			if (this.items_[i].path == path) return i;
+		}
+		return -1;
+	}
+
+	itemByPath(path) {
+		let index = this.itemIndexByPath(path);
+		return index < 0 ? null : this.items_[index];
+	}
+
+	newItem(path, isDir = false) {
+		let now = time.unixMs();
+		return {
+			path: path,
+			isDir: isDir,
+			updated_time: now, // In milliseconds!!
+			created_time: now, // In milliseconds!!
+			content: '',
+		};
+	}
+
+	stat(path) {
+		let item = this.itemByPath(path);
+		return Promise.resolve(item ? Object.assign({}, item) : null);
+	}
+
+	setTimestamp(path, timestampMs) {
+		let item = this.itemByPath(path);
+		if (!item) return Promise.reject(new Error('File not found: ' + path));
+		item.updated_time = timestampMs;
+		return Promise.resolve();
+	}
+
+	list(path, options) {
+		let output = [];
+
+		for (let i = 0; i < this.items_.length; i++) {
+			let item = this.items_[i];
+			if (item.path == path) continue;
+			if (item.path.indexOf(path + '/') === 0) {
+				let s = item.path.substr(path.length + 1);
+				if (s.split('/').length === 1) {
+					let it = Object.assign({}, item);
+					it.path = it.path.substr(path.length + 1);
+					output.push(it);
+				}
+			}
+		}
+
+		return Promise.resolve({
+			items: output,
+			hasMore: false,
+			context: null,
+		});
+	}
+
+	get(path) {
+		let item = this.itemByPath(path);
+		if (!item) return Promise.resolve(null);
+		if (item.isDir) return Promise.reject(new Error(path + ' is a directory, not a file'));
+		return Promise.resolve(item.content);
+	}
+
+	mkdir(path) {
+		let index = this.itemIndexByPath(path);
+		if (index >= 0) return Promise.resolve();
+		this.items_.push(this.newItem(path, true));
+		return Promise.resolve();
+	}
+
+	put(path, content) {
+		let index = this.itemIndexByPath(path);
+		if (index < 0) {
+			let item = this.newItem(path, false);
+			item.content = content;
+			this.items_.push(item);
+		} else {
+			this.items_[index].content = content;
+			this.items_[index].updated_time = time.unix();
+		}
+		return Promise.resolve();
+	}
+
+	delete(path) {
+		let index = this.itemIndexByPath(path);
+		if (index >= 0) {
+			this.items_.splice(index, 1);
+		}
+		return Promise.resolve();
+	}
+
+	move(oldPath, newPath) {
+		let sourceItem = this.itemByPath(oldPath);
+		if (!sourceItem) return Promise.reject(new Error('Path not found: ' + oldPath));
+		this.delete(newPath); // Overwrite if newPath already exists
+		sourceItem.path = newPath;
+		return Promise.resolve();
+	}
+
+	format() {
+		this.items_ = [];
+		return Promise.resolve();
+	}
+
+}
+
+export { FileApiDriverMemory };