import dbConnect from 'configs/dbConnect'
import withSession from 'hocs/withSession'
import NoteList from 'apps/Notes/models/NoteList'
import Note from 'apps/Notes/models/Note'

export default withSession(async (req, res) => {
  const conn = await dbConnect()
  const { id: _id } = req.query

  switch (req.method) {
    case 'GET':
      try {
        const user = req.session.get('user')

        if (!user || !user?.isVerified || !_id) {
          throw new Error('Something went wrong')
        }

        const note = await Note.getNote(_id)

        if (!note) {
          throw new Error('Something went wrong')
        }

        res.status(200).json(note)
      } catch (error) {
        res.status(400).json({ error: true })
      }
      break
    case 'DELETE':
      try {
        const session = await conn.startSession()
        const user = req.session.get('user')

        if (!user || !user?.isVerified || !_id) {
          throw new Error('Something went wrong')
        }

        const noteId = await NoteList.getNoteId(user.noteList, _id)
        if (!noteId) throw new Error('Something went wrong')

        await session.withTransaction(async () => {
          await Note.findByIdAndDelete(noteId)
          const { notes } = await NoteList.removeNote(user.noteList, _id)

          session.endSession()
          res.status(200).json(notes)
        })
      } catch (error) {
        res.status(400).json([])
      }
      break
    case 'PUT':
      try {
        const session = await conn.startSession()
        const user = req.session.get('user')
        const { title, noteId, content } = JSON.parse(req.body)

        if (!user || !user?.isVerified || !_id || !content) {
          throw new Error('Something went wrong')
        }

        await session.withTransaction(async () => {
          await Note.updateNote(noteId, content)
          const { notes } = await NoteList.updateList(user.noteList, noteId, title)

          session.endSession()
          res.status(200).json(notes)
        })
      } catch (error) {
        res.status(400).json([])
      }
      break
  }
})