import express from 'express'
import bodyParser from 'body-parser'
import { env } from './env'
import { RegisterRoutes } from './routes'

import * as swaggerJson from './swagger.json'
import * as swaggerUI from 'swagger-ui-express'
import cors from 'cors'
import { ValidateError } from 'tsoa'
import { exressHandleError } from './utils'
import { dbinitialize } from './db/data-source'

const pkg = require('../package.json')

let app = express()
app.use(cors())
app.use(bodyParser.json({ limit: '100mb' }))
app.use(bodyParser.urlencoded({ limit: '100mb', extended: true }))
express.request.__locals = {} as any

app.use('/front', express.static('./front/dist'))
app.get('/', (req, res) => {
    res.json({
        v: pkg.version,
        name: pkg.name,
    })
})

RegisterRoutes(app)
app.use(
    ['/openapi', '/docs', '/swagger'],
    swaggerUI.serve,
    swaggerUI.setup(swaggerJson)
)


app.get('/health', async (req, res) => {
    res.send('ok')
})



app.use((err: unknown, req: any, res: any, next: any) => {
    if (err instanceof ValidateError) {
        console.warn(`Caught Validation Error for ${req.path}:`, err.fields)
        return res.status(422).json({
            message: 'Validation Failed',
            details: err?.fields,
        })
    } else exressHandleError(err, req, res, next)
})

const PORT = env.PORT || 3000

console.log(`starting server on ${PORT}`)
;(async function () {
	await dbinitialize()
	app.listen(PORT, () => {
		console.log(`Server started on ${PORT}`)
	})
})()