LONDON-IOS/GME Remit/Modules/ManageAgreement/Application Logic/Interactor/ManageAgreementInteractor.swift

//
//  ManageAgreementInteractor.swift
//  GME Remit
//
//  Created by InKwon James Kim on 2019/12/23.
//Copyright © 2019 Gobal Money Express Co. Ltd. All rights reserved.
//

import Foundation

class ManageAgreementInteractor {
  
  // MARK: Properties
  
  weak var output: ManageAgreementInteractorOutput?
  private let service: ManageAgreementServiceType
  private var documents: [AgreePDFDocument]?
  
  // MARK: Initialization
  
  init(service: ManageAgreementServiceType) {
    self.service = service
  }
  
}

// MARK: ManageAgreement interactor input interface

extension ManageAgreementInteractor: ManageAgreementInteractorInput {
  func fetchDocuments() {
    guard let documents = documents else {
      service.fetchDocuments(
        success: {[weak self] in
          self?.documents = $0
          self?.output?.setDocuments(with: $0)
        },
        failure: {[weak self] in self?.output?.setError(with: $0)}
      )
      return
    }
    
    output?.setDocuments(with: documents)
  }
  
  func agreement(_ flag: Bool) {
    service.agreement(
      flag,
      success: {[weak self] in
        self?.output?.resultAgreement()
      },
      failure: {[weak self] in
        self?.output?.setError(with: $0)
      }
    )
  }
}