All: Use Lerna to manage monorepo

packages/lib/services/rest/utils/defaultAction.ts

@@ -0,0 +1,51 @@
+import { Request, RequestMethod } from '../Api';
+import defaultSaveOptions from './defaultSaveOptions';
+import { ErrorMethodNotAllowed, ErrorNotFound } from './errors';
+import paginatedResults from './paginatedResults';
+import readonlyProperties from './readonlyProperties';
+import requestFields from './requestFields';
+const BaseItem = require('../../../models/BaseItem');
+
+export default async function(modelType:number, request:Request, id:string = null, link:string = null) {
+	if (link) throw new ErrorNotFound(); // Default action doesn't support links at all for now
+
+	const ModelClass = BaseItem.getClassByItemType(modelType);
+
+	const getOneModel = async (options:any = null) => {
+		const model = await ModelClass.load(id, options || {});
+		if (!model) throw new ErrorNotFound();
+		return model;
+	};
+
+	if (request.method === 'GET') {
+		if (id) {
+			return getOneModel({
+				fields: requestFields(request, modelType),
+			});
+		} else {
+			return paginatedResults(modelType, request);
+		}
+	}
+
+	if (request.method === 'PUT' && id) {
+		const model = await getOneModel();
+		const newModel = Object.assign({}, model, request.bodyJson(readonlyProperties('PUT')));
+		return ModelClass.save(newModel, { userSideValidation: true });
+	}
+
+	if (request.method === 'DELETE' && id) {
+		const model = await getOneModel();
+		await ModelClass.delete(model.id);
+		return;
+	}
+
+	if (request.method === RequestMethod.POST) {
+		const props = readonlyProperties('POST');
+		const idIdx = props.indexOf('id');
+		if (idIdx >= 0) props.splice(idIdx, 1);
+		const model = request.bodyJson(props);
+		return ModelClass.save(model, defaultSaveOptions('POST', model.id));
+	}
+
+	throw new ErrorMethodNotAllowed();
+}