Implement event DELETE middleware

lib/www/server/api/middleware/event/delete.js

@@ -0,0 +1,34 @@
+
+const { event } = require('../../../lib/db');
+
+module.exports = async function (req, res, next) {
+
+	try {
+		const payload = Object.assign({}, req.body);
+
+		if (req.params.type && req.params.id) {
+			payload.type = req.params.type;
+			payload.id = req.params.id;
+		}
+
+		if (req.params.labels) {
+			payload.labels = req.params.labels.split(";");
+		}
+
+		if (!req.meta.isLabel) {
+			// User is requesting that we delete the whole event,
+			// not just labels
+			// FIXME NOTE Removal of labels would be best done via
+			// a PUT request.
+			delete payload.labels
+		}
+
+		await event.del(req.params.project, payload, req.query);
+		res.status(204).send();
+		next();
+	} catch (err) {
+		console.error(err);
+		next(err);
+	}
+
+};