//
//  NCNetworkingCheckRemoteUser.swift
//  Nextcloud
//
//  Created by Marino Faggiana on 15/05/2020.
//  Copyright © 2020 Marino Faggiana. All rights reserved.
//
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

import UIKit
import NCCommunication

@objc class NCNetworkingCheckRemoteUser: NSObject {
    @objc public static let shared: NCNetworkingCheckRemoteUser = {
        let instance = NCNetworkingCheckRemoteUser()
        return instance
    }()
    
    let appDelegate = UIApplication.shared.delegate as! AppDelegate
    var checkRemoteUserInProgress = false

    @objc func checkRemoteUser(account: String, errorCode: Int, errorDescription: String) {
           
        if self.checkRemoteUserInProgress {
            return
        } else {
            self.checkRemoteUserInProgress = true
        }
        
        let serverVersionMajor = NCManageDatabase.shared.getCapabilitiesServerInt(account: account, elements: NCElementsJSON.shared.capabilitiesVersionMajor)
        guard let tableAccount = NCManageDatabase.shared.getAccount(predicate: NSPredicate(format: "account == %@", account)) else {
            self.checkRemoteUserInProgress = false
            return
        }
        
        if serverVersionMajor >= NCGlobal.shared.nextcloudVersion17 {
            
            if errorCode == 401 {
                
                let token = CCUtility.getPassword(account)!
                if token == "" {
                    self.checkRemoteUserInProgress = false
                    return
                }
                
                NCCommunication.shared.getRemoteWipeStatus(serverUrl: tableAccount.urlBase, token: token) { (account, wipe, errorCode, errorDescriptiuon) in
                    
                    if wipe {
                        
                        self.appDelegate.deleteAccount(account, wipe: true)
                        NCContentPresenter.shared.messageNotification(tableAccount.user, description: "_wipe_account_", delay: NCGlobal.shared.dismissAfterSecondLong, type: NCContentPresenter.messageType.error, errorCode: NCGlobal.shared.errorInternalError)
                        NCCommunication.shared.setRemoteWipeCompletition(serverUrl: tableAccount.urlBase, token: token) { (account, errorCode, errorDescription) in print("wipe") }
                        
                    } else {
                        
                        if UIApplication.shared.applicationState == .active &&  NCCommunication.shared.isNetworkReachable() {
                            let description = String.localizedStringWithFormat(NSLocalizedString("_error_check_remote_user_", comment: ""), tableAccount.user, tableAccount.urlBase)
                            NCContentPresenter.shared.messageNotification("_error_", description: description, delay: NCGlobal.shared.dismissAfterSecondLong, type: NCContentPresenter.messageType.error, errorCode: errorCode)
                            CCUtility.setPassword(account, password: nil)
                        }
                    }
                    
                    self.checkRemoteUserInProgress = false
                }
                
            } else {
                
                NCContentPresenter.shared.messageNotification("_error_", description: errorDescription, delay: NCGlobal.shared.dismissAfterSecondLong, type: NCContentPresenter.messageType.error, errorCode: errorCode)
                
                self.checkRemoteUserInProgress = false
            }
            
        } else if CCUtility.getPassword(account) != "" {
               
            if UIApplication.shared.applicationState == .active &&  NCCommunication.shared.isNetworkReachable() {
                let description = String.localizedStringWithFormat(NSLocalizedString("_error_check_remote_user_", comment: ""), tableAccount.user, tableAccount.urlBase)
                NCContentPresenter.shared.messageNotification("_error_", description: description, delay: NCGlobal.shared.dismissAfterSecondLong, type: NCContentPresenter.messageType.error, errorCode: errorCode)
                CCUtility.setPassword(account, password: nil)
            }
            
            self.checkRemoteUserInProgress = false
        }
    }
}
