import express from 'express'
import { TinaNodeBackend, LocalBackendAuthProvider, createDatabase, createLocalDatabase } from '@tinacms/datalayer'
import { AuthJsBackendAuthProvider, TinaAuthJSOptions } from 'tinacms-authjs'
import { MongodbLevel } from 'mongodb-level'
import { GitHubProvider } from 'tinacms-gitprovider-github'

const isLocal = process.env.TINA_PUBLIC_IS_LOCAL === 'true'
const branch = process.env.GITEA_BRANCH || 'main'

const databaseClient = isLocal
  ? createLocalDatabase()
  : createDatabase({
      gitProvider: new GitHubProvider({
        branch,
        owner: process.env.GITEA_OWNER,
        repo: process.env.GITEA_REPO,
        token: process.env.GITEA_TOKEN,
        octokitOptions: {
          baseUrl: 'https://git.idealconnected.com/api/v1',
        },
      }),
      databaseAdapter: new MongodbLevel({
        collectionName: 'tinacms',
        dbName: 'tinacms',
        mongoUri: process.env.MONGODB_URI,
      }),
    })

const authProvider = isLocal
  ? LocalBackendAuthProvider()
  : AuthJsBackendAuthProvider({
      authOptions: TinaAuthJSOptions({
        databaseClient,
        secret: process.env.NEXTAUTH_SECRET,
      }),
    })

const tinaHandler = TinaNodeBackend({
  authProvider,
  databaseClient,
})

const app = express()
app.use(express.json())

// Mount at root — TinaNodeBackend routes /api/tina/* internally
app.all('*', (req, res) => tinaHandler(req, res))

const port = process.env.PORT || 3000
app.listen(port, () => console.log(`Tina backend running on port ${port}`))