apeman-app-rest/lib/endpoints/destroy_endpoint.js

apeman app to handle restful endpoint.

/**
 * Endpoint for destroy
 * @augments Endpoint
 * @class DestroyEndpoint
 */
'use strict'

const Endpoint = require('./endpoint')

const { defineDestroy } = require('apemanmodel')
const co = require('co')

/** @lends DestroyEndpoint */
class DestroyEndpoint extends Endpoint {
  /**
   * @override
   */
  getDefaultConfig () {
    return {
      name: 'destroy'
    }
  }

  /**
   * @override
   */
  handle (ctx, next) {
    const s = this
    let succeed = s.bindSucceed(ctx)

    return co(function * () {
      let { state } = ctx
      let { id } = state

      let destroyed = yield s.destroy(id, state)

      return succeed(destroyed)
    })
  }
  
  destroy (id, state) {
    const s = this
    let { transaction, model, instance } = state
    let destroy = defineDestroy(model, transaction)
    return co(function * () {
      if (!instance) {
        return { count: 0 }
      }
      yield destroy(instance)
      return { count: 1 }
    })
  }
}

module.exports = DestroyEndpoint