ilp-core/integration-test/ilp-kit/api/src/controllers/withdrawals.js

ILP core module managing ledger abstraction

'use strict'

module.exports = WithdrawalsControllerFactory

const _ = require('lodash')
const Auth = require('../lib/auth')
const Log = require('../lib/log')
const Utils = require('../lib/utils')
const Ledger = require('../lib/ledger')
const Activity = require('../lib/activity')
const Config = require('../lib/config')
const UserFactory = require('../models/user')
const WithdrawalFactory = require('../models/withdrawal')
const NotFoundError = require('../errors/not-found-error')

WithdrawalsControllerFactory.constitute = [Auth, Config, Activity, Log, Utils, Ledger, UserFactory, WithdrawalFactory]
function WithdrawalsControllerFactory (auth, config, activity, log, utils, ledger, User, Withdrawal) {
  log = log('withdrawals')

  return class ActivityLogsController {
    static init (router) {
      router.post('/withdrawals/:id', auth.checkAuth, this.postResource)

      // Admin
      router.get('/withdrawals', auth.checkAuth, this.checkAdmin, this.getAll)
      router.put('/withdrawals/:id', auth.checkAuth, this.checkAdmin, this.putResource)
    }

    // TODO move to auth
    static * checkAdmin (next) {
      if (this.req.user.username === config.data.getIn(['ledger', 'admin', 'user'])) {
        return yield next
      }

      throw new NotFoundError()
    }

    static * getAll () {
      // TODO pagination
      // TODO don't return all of the fields / associations
      this.body = yield Withdrawal.findAll({
        include: [{ all: true }],
        order: [['created_at', 'DESC']]
      })
    }

    static * putResource () {
      const id = this.params.id
      const data = this.body

      const withdrawal = yield Withdrawal.findOne({ where: { id } })

      if (!withdrawal) throw new NotFoundError()

      if (data.status !== undefined) {
        withdrawal.status = data.status
      }

      this.body = yield withdrawal.save()
    }

    static * postResource () {
      const user = this.req.user
      const amount = this.body.amount

      let transferId

      try {
        // TODO:BEFORE_DEPLOY make the ledger payment
      } catch (e) {
        console.log('withdrawals:29', e)

        // TODO:BEFORE_DEPLOY handle
        throw e
      }

      let withdrawal = new Withdrawal()
      withdrawal.amount = amount
      withdrawal.status = 'pending'
      withdrawal.transfer_id = transferId
      withdrawal.user_id = user.id
      withdrawal = yield withdrawal.save()

      yield activity.processWithdrawal(withdrawal)
    }
  }
}