http-functions-commonAPI.js

import {ok, badRequest} from 'wix-http-functions';
import wixData from 'wix-data';
// Making a common open API for your data collections in Wix Code
// so other systems can consume your data

// Type in the Data Collection names you do allow to be a part
// of the common API functions
let whiteList = "DummyData, SampleData";

export function get_api(request) {
	const response = {
		"headers": {
			"Content-Type": "application/json"
		}
	};
	// Get name of Data Collection from path[0]
	let datacollection = request.path[0]; // "DummyData"
	
	if (whiteList.includes(datacollection)) {
		return wixData.query(datacollection)
		.limit(100)
		.find()
		.then((apiResults) => {
			if (apiResults.totalCount > 0) {
				response.body = {
					"items": JSON.stringify(apiResults.items)
				};
				return ok(response);
			}
			response.body = {
				"items": "No items found in the collection."
			};
			return ok(response);
		})
	}
	response.body = {
		"error": "Data Collection is not allowed to be used through this API."
	};
	return badRequest(response);
}

Hi Andreas - very helpful, 2 questions if I may?

1. what is the correct formation of the HTTP: Get request (the video is blurred, so I only understand /_functions/api
2. do you have examples of adding a PUT/POST request?