//
//  UploadImageViewModel.swift
//  GMERemittance
//
//  Created by Sujal on 4/24/18.
//  Copyright © 2018 Gobal Money Express Co. Ltd. All rights reserved.
//

import Foundation

class UploadImageViewModel: ModelExtension {
    
    var isImageSubmitted: Box<Bool?> = Box(nil)
    
    var uploadImageConnectionTimeOut: Box<Bool?> = Box(nil)
    
    let userId = UserDefaults.standard.object(forKey: "com.gmeremit.username") as! String
    
    
    /**
     To upload image file
     - parameter docType: image of document type
     - parameter imageBase64: Image data
     */
    func uploadProfileImage(docType: String, imageBase64: String){
        if !Reachability.isConnectedToNetwork() {
            self.internetConnection.value = false
        } else {
            
            let docParam = ["documentType": docType, "file": imageBase64]
            RestApiMananger.sharedInstance.submitDocument(param: docParam, userId: userId) { result in
                switch result {
                case let .success(documentJSON):
                    self.submitUserProfileImage(imageUrl: documentJSON["documentUrl"].stringValue)
                case let .failure(errorJSON):
                    self.setErrorMessage(message: errorJSON["message"].stringValue)
                    self.isImageSubmitted.value = false
                    return
                case .updateAccessCode:
                    RestApiMananger.sharedInstance.updateAccessCode(userId: self.userId, password: self.getLoginPassword()) {
                        result in
                        if result != "Error"{
                            let uuid = RestApiMananger.sharedInstance.getUUID()
                            UserDefaults.standard.set((result + ":" + uuid).toBase64(), forKey: "com.gmeremit.accessCode")
                            self.uploadProfileImage(docType: docType, imageBase64: imageBase64)
                        }
                    }
                case .logOutUser():
                    RestApiMananger.sharedInstance.cancelExistingNetworkCalls()
                    self.anotherLogin.value = true
                case .timeOut:
                    self.uploadImageConnectionTimeOut.value = false
                }
            }
        }
    }
    
    /**
        To submit image url
        - parameter imageUrl: url
     */
    func submitUserProfileImage(imageUrl: String){
        
        if !Reachability.isConnectedToNetwork() {
            self.internetConnection.value = false
        } else{
            
            let param = ["dpUrl": imageUrl]
            RestApiMananger.sharedInstance.updateUserDetail (userId: userId, param: param) { result in
                switch result {
                case let .success(documentJSON):
                    self.isImageSubmitted.value = true
                    UserDefaults.standard.set(documentJSON["dpUrl"].stringValue, forKey: "com.gmeremit.dpUrl")
                case let .failure(errorJSON):
                    self.setErrorMessage(message: errorJSON["message"].stringValue)
                    self.isImageSubmitted.value = false
                    return
                case .updateAccessCode:
                    RestApiMananger.sharedInstance.updateAccessCode(userId: self.userId, password: self.getLoginPassword()) {
                        result in
                        if result != "Error"{
                            let uuid = RestApiMananger.sharedInstance.getUUID()
                            UserDefaults.standard.set((result + ":" + uuid).toBase64(), forKey: "com.gmeremit.accessCode")
                            self.submitUserProfileImage(imageUrl: imageUrl)
                        }
                    }
                case .logOutUser():
                    RestApiMananger.sharedInstance.cancelExistingNetworkCalls()
                    self.anotherLogin.value = true
                case .timeOut:
                    self.uploadImageConnectionTimeOut.value = false
                }
            }
        }
    }
}