joplin/ReactNativeClient/lib/services/InteropService_Exporter_Json.js

const InteropService_Exporter_Base = require('lib/services/InteropService_Exporter_Base');
const { basename } = require('lib/path-utils.js');
const { shim } = require('lib/shim');

class InteropService_Exporter_Json extends InteropService_Exporter_Base {
	async init(destDir) {
		this.destDir_ = destDir;
		this.resourceDir_ = destDir ? `${destDir}/resources` : null;

		await shim.fsDriver().mkdir(this.destDir_);
		await shim.fsDriver().mkdir(this.resourceDir_);
	}

	async processItem(ItemClass, item) {
		const fileName = ItemClass.systemPath(item, 'json');
		const filePath = `${this.destDir_}/${fileName}`;
		const serialized = JSON.stringify(item);
		await shim.fsDriver().writeFile(filePath, serialized, 'utf-8');
	}

	async processResource(resource, filePath) {
		const destResourcePath = `${this.resourceDir_}/${basename(filePath)}`;
		await shim.fsDriver().copy(filePath, destResourcePath);
	}

	async close() {}
}

module.exports = InteropService_Exporter_Json;