import Project from './model'
import mongoose from 'mongoose'

const routing = {
  /** GET handler (request one or more projects) */
  get: (req, res, next) => {
    console.log(req.params)
    console.log(req.query)
    console.log(Project.schema.obj)
    const path = req.params['0']
    let id = req.params['1']
    /** If the path doesn't match, call the next router */
    if (path !== '/project') {
      next()
    }

    /** check whether an id was specified. */
    if (typeof id !== 'undefined') {
      try {
        id = mongoose.Types.ObjectId(req.params['1'].substring(1))
      } catch (err) {
        res.status(422)
        res.send({error: err.message})
        return
      }
      console.log(id)
      /** if yes, return the one project */
      Project.findOne({ _id: id }, function (err, project) {
        if (err) {
          res.status(404)
          res.send(err)
          return
        }
        res.json(project)
      })
    } else {
      /** if not, return all projects */
      /** @todo: add some pagination here */
      /** @todo: add some filtering here */
      Project.find(function (err, projects) {
        if (err) {
          res.status(404)
          res.send(err)
          return
        }
        res.json(projects)
      })
    }
  },

  /** POST handler (insert new projects into database) */
  post: (req, res, next) => {
    const path = req.params['0']
    // const id = req.params['1']
    /** If the path doesn't match, call the next router */
    if (path !== '/project') {
      next()
    }

    const project = new Project(req.body)

    project.save(function (err) {
      if (err) {
        res.status(422)
        res.send(err)
        return
      }
      res.send({ success: 'Project added.' })
    })
  },

  /** PUT handler (update existing project) */
  put: (req, res, next) => {
    const path = req.params['0']
    const id = mongoose.Types.ObjectId(req.params['1'].substring(1))
    /** If the path doesn't match, call the next router */
    if (path !== '/project') {
      next()
    }

    Project.findOne({ _id: id }, function (err, project) {
      if (err) {
        res.status(404)
        res.send(err)
      }

      for (let prop in req.body) {
        project[prop] = req.body[prop]
      }

      project.save(function (err) {
        if (err) {
          res.status(422)
          res.send(err)
        }
        res.json({ message: 'Movie updated.' })
      })
    })
  },

  /** DELETE handler (delete project) */
  delete: (req, res, next) => {
    const path = req.params['0']
    const id = mongoose.Types.ObjectId(req.params['1'].substring(1))
    /** If the path doesn't match, call the next router */
    if (path !== '/project') {
      next()
    }

    Project.remove({ _id: id }, function (err, project) {
      if (err) {
        res.send(err)
      }
      res.json({ message: 'Movie deleted.' })
    })
  }
}

export default routing