Add methods to insert, update and delete events

src/models/calendar/events/events.router.ts

@@ -3,6 +3,7 @@
  */
 
 import express, {Request, Response} from 'express';
+import {Event} from './event.interface';
 import * as EventService from './events.service';
 import * as iCalService from './icalgenerator.service';
 import * as CredentialService from './credentials.service';
@@ -19,7 +20,7 @@ export const eventsRouter = express.Router();
 /**
  * Constants
  */
-export const calendarNames = new Map<string, any> ([
+export const calendarNames = new Map<string, any>([
 	['public', {id: 1, name: 'Nachklang_calendar'}],
 	['members', {id: 2, name: 'Nachklang_internal_calendar'}],
 	['management', {id: 3, name: 'Nachklang_management_calendar'}]
@@ -41,7 +42,7 @@ eventsRouter.get('/:calendar/json', async (req: Request, res: Response) => {
 			return;
 		}
 
-		if(!Array.from(calendarNames.keys()).includes(calendarName)) {
+		if (!Array.from(calendarNames.keys()).includes(calendarName)) {
 			res.status(401).send({'message': 'Unknown calendar.'});
 			return;
 		}
@@ -75,7 +76,7 @@ eventsRouter.get('/:calendar/ical', async (req: Request, res: Response) => {
 			return;
 		}
 
-		if(!Array.from(calendarNames.keys()).includes(calendarName)) {
+		if (!Array.from(calendarNames.keys()).includes(calendarName)) {
 			res.status(401).send({'message': 'Unknown calendar.'});
 			return;
 		}
@@ -107,3 +108,109 @@ eventsRouter.get('/:calendar/ical', async (req: Request, res: Response) => {
 		});
 	}
 });
+
+eventsRouter.post('/', async (req: Request, res: Response) => {
+	try {
+		// Get params
+		let password = req.body.password;
+
+		if (!CredentialService.checkAdminPrivileges(password)) {
+			res.status(403).send({'message': 'Insufficient privileges.'});
+			return;
+		}
+
+		if (
+			req.body.calendarId === undefined ||
+			isNullOrBlank(req.body.name) ||
+			req.body.startDateTime === undefined ||
+			req.body.endDateTime === undefined
+		) {
+			res.status(401).send({'message': 'Required parameters missing'});
+			return;
+		}
+
+		let event: Event = {
+			event_id: -1,
+			calendar_id: req.body.calendarId,
+			uuid: '',
+			name: req.body.name,
+			description: req.body.description ?? '',
+			start_datetime: new Date(req.body.startDateTime),
+			end_datetime: new Date(req.body.endDateTime),
+			created_date: new Date(),
+			location: req.body.location ?? '',
+			created_by: req.body.createdBy ?? '',
+			url: req.body.url ?? ''
+		};
+
+		let eventId = await EventService.createEvent(event);
+
+		res.status(201).send({'message': 'Event with id ' + eventId + ' was created successfully.'});
+	} catch (e: any) {
+		let errorGuid = Guid.create().toString();
+		logger.error('Error handling a request: ' + e.message, {reference: errorGuid});
+		res.status(500).send({
+			'status': 'PROCESSING_ERROR',
+			'message': 'Internal Server Error. Try again later.',
+			'reference': errorGuid
+		});
+	}
+});
+
+eventsRouter.put('/:eventId', async (req: Request, res: Response) => {
+	try {
+		// Get params
+		let password = req.body.password;
+
+		if (!CredentialService.checkAdminPrivileges(password)) {
+			res.status(403).send({'message': 'Insufficient privileges.'});
+			return;
+		}
+
+		if (
+			req.params.eventId === undefined ||
+			req.body.calendarId === undefined ||
+			isNullOrBlank(req.body.name) ||
+			req.body.startDateTime === undefined ||
+			req.body.endDateTime === undefined
+		) {
+			res.status(401).send({'message': 'Required parameters missing'});
+			return;
+		}
+
+		let event: Event = {
+			event_id: parseInt(req.params.eventId, 10),
+			calendar_id: req.body.calendarId,
+			uuid: '',
+			name: req.body.name,
+			description: req.body.description ?? '',
+			start_datetime: new Date(req.body.startDateTime),
+			end_datetime: new Date(req.body.endDateTime),
+			created_date: new Date(),
+			location: req.body.location ?? '',
+			created_by: req.body.createdBy ?? '',
+			url: req.body.url ?? ''
+		};
+
+		let success = await EventService.updateEvent(event);
+
+
+		res.status(200).send({'message': 'Event was successfully updated'});
+	} catch (e: any) {
+		let errorGuid = Guid.create().toString();
+		logger.error('Error handling a request: ' + e.message, {reference: errorGuid});
+		res.status(500).send({
+			'status': 'PROCESSING_ERROR',
+			'message': 'Internal Server Error. Try again later.',
+			'reference': errorGuid
+		});
+	}
+});
+
+/**
+ * Checks if a given string is null, undefined or blank
+ * @param str The string to check
+ */
+function isNullOrBlank(str: string | null): boolean {
+	return str === null || str === undefined || str.trim() === '';
+}

src/models/calendar/events/events.service.ts

@@ -1,5 +1,4 @@
 import * as dotenv from 'dotenv';
-import * as bcrypt from 'bcrypt';
 import {Guid} from 'guid-typescript';
 import {Event} from './event.interface';
 import {NachklangCalendarDB} from '../Calendar.db';
@@ -18,7 +17,7 @@ export const getAllEvents = async (calendarId: number): Promise<Event[]> => {
 		const eventsQuery = 'SELECT * FROM events WHERE calendar_id = ?';
 		const eventsRes = await conn.query(eventsQuery, calendarId);
 
-		for(let row of eventsRes) {
+		for (let row of eventsRes) {
 			eventRows.push(row);
 		}
 
@@ -30,3 +29,45 @@ export const getAllEvents = async (calendarId: number): Promise<Event[]> => {
 		await conn.end();
 	}
 };
+
+/**
+ * Create the given event in the database
+ * @param event The event to create
+ */
+export const createEvent = async (event: Event): Promise<number> => {
+	let conn = await NachklangCalendarDB.getConnection();
+	try {
+		let eventUUID = Guid.create().toString();
+		const eventsQuery = 'INSERT INTO events (calendar_id, uuid, name, description, start_datetime, end_datetime, location, created_by, url) VALUES (?,?,?,?,?,?,?,?,?) RETURNING event_id';
+		const eventsRes = await conn.query(eventsQuery, [event.calendar_id, eventUUID, event.name, event.description, event.start_datetime, event.end_datetime, event.location, event.created_by, event.url]);
+
+		return eventsRes[0].event_id;
+	} catch (err) {
+		throw err;
+	} finally {
+		// Return connection
+		await conn.end();
+	}
+};
+
+/**
+ * Update the given event in the database
+ * @param event The event to update
+ */
+export const updateEvent = async (event: Event): Promise<boolean> => {
+	let conn = await NachklangCalendarDB.getConnection();
+	try {
+		let eventUUID = Guid.create().toString();
+		const eventsQuery = 'UPDATE events SET name = ?, description = ?, start_datetime = ?, end_datetime = ?, location = ?, created_by = ?, url = ? WHERE event_id = ?';
+		const eventsRes = await conn.query(eventsQuery, [event.name, event.description, event.start_datetime, event.end_datetime, event.location, event.created_by, event.url, event.event_id]);
+
+		console.log(eventsRes);
+
+		return eventsRes.affectedRows === 1;
+	} catch (err) {
+		throw err;
+	} finally {
+		// Return connection
+		await conn.end();
+	}
+};