LONDON-IOS/GME Remit/Modules/RemittanceModules/OverseasModules/SendMoneyExchangeRate/User Interface/Presenter/SendMoneyExchangeRatePresenter.swift

//
//  SendMoneyExchangeRatePresenter.swift
//  GMERemittance
//
//  Created by gme_2 on 28/08/2018.
//Copyright © 2018 Gobal Money Express Co. Ltd. All rights reserved.
//

import Foundation

class SendMoneyExchangeRatePresenter {
  
  struct ApiConstants {
    static let senderAmount = "cAmount"
    static let senderCurrency = "sCurrency"
    static let recieverAmount = "pAmount"
    static let recieverCurrency = "pCurrency"
    static let recieverCountryId = "pCountry"
    static let paymentMethod =  "paymentType"
    static let paymentMethodId =  "serviceType"
    static let calcBy = "calcBy"
    static let recieverCountryName = "pCountryName"
    static let senderCountryId = "sCountry"
    static let bankId = "pAgent"
    static let payOutPartner = "payOutPartner"
    static let userId = "userId"
  }
  
  // MARK: Properties
  weak var view: SendMoneyExchangeRateViewInterface?
  var interactor: SendMoneyExchangeRateInteractorInput?
  var wireframe: SendMoneyExchangeRateWireframeInput?
  
  // MARK: Converting entities
}

// MARK: SendMoneyExchangeRate module interface

extension SendMoneyExchangeRatePresenter: SendMoneyExchangeRateModuleInterface {
  func calculate(
    senderAmt: String?,
    senderCurrency: String?,
    recieverAmt: String?,
    recieverCurrency: String?,
    recieverCountryName: String?,
    recieverCountryId: String?,
    paymentMethod: String?,
    paymentMethodId: String?,
    calcBy: String?,
    senderCountryId: String?,
    payoutPartner: String?,
    userId: String?,
    bankId: String?
  ) {
    let senderAmt = senderAmt ?? ""
    let recieverAmt = recieverAmt ?? ""
    if senderAmt.isEmpty && recieverAmt.isEmpty {
      let message = "please provide amount to calculate"
      self.view?.show(error: message)
      return
    }
    
    self.view?.showLoading()
    let param: [String: String] =
      [
        ApiConstants.senderAmount : senderAmt,
        ApiConstants.senderCurrency : senderCurrency ?? "",
        ApiConstants.recieverAmount : recieverAmt,
        ApiConstants.recieverCurrency : recieverCurrency ?? "",
        ApiConstants.recieverCountryName: recieverCountryName ?? "",
        ApiConstants.recieverCountryId : recieverCountryId ?? "",
        ApiConstants.paymentMethod: paymentMethod ?? "",
        ApiConstants.paymentMethodId: paymentMethodId ?? "",
        ApiConstants.calcBy : calcBy ?? "",
        ApiConstants.senderCountryId : senderCountryId ?? "",
        ApiConstants.payOutPartner : payoutPartner ?? "",
        ApiConstants.userId : userId ?? "",
        ApiConstants.bankId : bankId ?? ""
    ]
    
    self.interactor?.calculate(params: param)
  }
}

// MARK: SendMoneyExchangeRate interactor output interface

extension SendMoneyExchangeRatePresenter: SendMoneyExchangeRateInteractorOutput {
  func setError(with error: Error) {
    view?.setError(with: error)
  }
  
  func show(model: SendMoneyExchangeRateModel) {
    self.view?.hideLoading()
    self.view?.show(model: model)
  }
  
  func show(error: Error) {
    self.view?.hideLoading()
    self.view?.show(error: error.localizedDescription)
  }
}