60 lines
1.7 KiB
JavaScript
60 lines
1.7 KiB
JavaScript
const database = require('../database/database')
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const not_found_error = require('../../lib/src/http/errors/not_found_error')
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const {get_fastest_session_server, run_session} = require('../modules/session_server')
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const create_session = async (req, res, next) => {
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const {title} = req.body
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let free_servers = await database.get_free_session_servers(title)
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if (!free_servers) {
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next(new not_found_error('no free session server or title not exists'))
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return
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}
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let session_server = await get_fastest_session_server(free_servers)
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if (!session_server) {
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next(new not_found_error('all session servers are not available'))
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return
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}
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let session_id = await database.generate_session_id()
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if (!session_id) {
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next(new not_found_error('can not generate session id'))
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return
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}
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let websocket_url = await run_session(session_server.url, session_id, title)
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if (!websocket_url) {
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next(new not_found_error('can not run session'))
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return
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}
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let add_active_session_result = await database.add_active_session(title, session_server.url, session_id, websocket_url)
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if (!add_active_session_result) {
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next(new not_found_error('add_active_session error'))
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return
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}
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res.json({session_id:session_id})
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}
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const connect_session = async (req, res, next) => {
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let websocket_url = await database.get_session_websocket_url(req.query.session_id)
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if (!websocket_url) {
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next(new not_found_error('session not exists'))
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return
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}
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res.json({websocket_url:websocket_url})
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}
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const schedule_session = async (req, res, next) => {
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}
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module.exports = {
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create_session,
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schedule_session,
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connect_session
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} |