104 lines
3.2 KiB
TypeScript
104 lines
3.2 KiB
TypeScript
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import { IncomingMessage, ServerResponse } from 'http'
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import { schedule } from '../../../common/scheduler'
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import { asyncLocalStorage as l } from '../../../common/logger'
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import { Router } from './index'
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import { Reservation } from '../../../common/reservation'
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import { parse } from 'querystring'
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export class ReservationsRouter extends Router {
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public async handleRequest(
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req: IncomingMessage,
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res: ServerResponse<IncomingMessage>,
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) {
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const { url = '', method } = req
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const [route] = url.split('?')
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switch (true) {
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case /^\/reservations$/.test(route) && method === 'GET': {
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await this.GET_reservations(req, res)
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break
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}
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case /^\/reservations$/.test(route) && method === 'POST': {
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await this.POST_reservations(req, res)
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break
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}
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case /^\/reservations\/\S+$/.test(route) && method === 'DELETE': {
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await this.DELETE_reservation(req, res)
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break
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}
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default: {
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this.handle404(req, res)
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}
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}
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}
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private async GET_reservations(req: IncomingMessage, res: ServerResponse<IncomingMessage>) {
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const { url = '' } = req
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const [, queryParams] = url.split('?')
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let pageNumber = 0
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let pageSize = 0
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const { pageNumber: rawPageNumber = '0', pageSize: rawPageSize = '50' } = parse(queryParams)
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if (typeof rawPageNumber === 'string') {
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pageNumber = Number.parseInt(rawPageNumber)
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} else {
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pageNumber = 0
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}
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if (typeof rawPageSize === 'string') {
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pageSize = Math.min(Number.parseInt(rawPageSize), 50)
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} else {
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pageSize = 50
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}
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l.getStore()?.debug('Fetching reservations', { pageNumber, pageSize })
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try {
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const reservations = await Reservation.fetchByPage(pageNumber, pageSize)
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res.setHeader('content-type', 'application/json')
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l.getStore()?.debug('Found reservations', { reservations: reservations.map((r) => r.toString(true)) })
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return new Promise<void>((resolve, reject) => {
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res.write(`[${reservations.map((r) => r.toString(true)).join(',')}]`, (err) => {
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if (err) {
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reject(err)
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}
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resolve()
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})
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})
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} catch (error) {
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l.getStore()?.error('Failed to get reservations', {
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message: (error as Error).message,
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stack: (error as Error).stack,
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})
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res.writeHead(500)
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}
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}
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private async POST_reservations(req: IncomingMessage, res: ServerResponse<IncomingMessage>) {
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const jsonBody = await this.parseJsonContent(req)
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try {
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await schedule(jsonBody)
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} catch (error: unknown) {
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l.getStore()?.error('Failed to create reservation', {
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message: (error as Error).message,
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stack: (error as Error).stack,
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})
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res.writeHead(400)
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}
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}
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private async DELETE_reservation(req: IncomingMessage, res: ServerResponse<IncomingMessage>) {
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const { url = '' } = req
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const [,,id] = url.split('/')
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l.getStore()?.debug('Deleting reservation', { id })
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try {
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await Reservation.deleteById(id)
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res.writeHead(200)
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} catch (error) {
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l.getStore()?.error('Failed to get reservations', {
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message: (error as Error).message,
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stack: (error as Error).stack,
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})
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res.writeHead(500)
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}
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}
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}
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