//  TransactionSearchViewController.swift
//  GMERemittance
//
//  Created by FMI-12 on 2/9/18.
//  Copyright © 2018 Gobal Money Express Co. Ltd. All rights reserved.
//

import UIKit

class TransactionSearchViewController: UIViewController {
    
    @IBOutlet weak var searchBarOutlet: UISearchBar!
    @IBOutlet weak var searchBar: UISearchBar!
    @IBOutlet weak var tableViewTransactionSearch: UITableView!
    @IBOutlet weak var calendarButtonOutlet: UIButton!
    
    private  var tracktransactionviewmodel = TrackTransactionViewModel()
    private var transactionArray = [Transaction]()
    private var selectedTransaction: Transaction?
    
    private var activityIndicator: UIActivityIndicatorView = UIActivityIndicatorView()
    private var timer: Timer?
    public var status: Bool?
    
    private var checkDialog = 0

    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        setUpNavBar(id: 201, title: "Transaction Statement")
        setUpAnotherLoginListener(genericviewmodel: tracktransactionviewmodel)
        
        self.searchBar.delegate = self
        self.searchBar.backgroundColor = UIColor(red:0.90, green:0.90, blue:0.91, alpha:1.0)
        self.searchBar.tintColor = UIColor(red:0.98, green:0.98, blue:0.98, alpha:1.0)
        self.searchBar.layer.borderColor = UIColor(red:0.98, green:0.98, blue:0.98, alpha:1.0).cgColor
        self.searchBar.layer.borderWidth = 2
        
        tracktransactionviewmodel.transactionListConnectionTimeOut.value = nil
        /**
         connection timeout
         */
        tracktransactionviewmodel.transactionListConnectionTimeOut.bind { [unowned self] in
            guard $0 != nil else {
                return
            }
            self.stopLoading()
            if self.checkDialog == 0{
                self.checkDialog = self.checkDialog+1
                self.popUpMessage(value: 20)
            }
        }
        
        /**
            Check internet connection
         */
        tracktransactionviewmodel.internetConnection.value = nil
        tracktransactionviewmodel.internetConnection.bind { [unowned self] in
            guard $0 != nil else {
                return
            }
            self.searchBar.resignFirstResponder()
            self.enableUserInteractions()
            self.dismissActivityIndicator(activityIndicator: self.activityIndicator)
            self.popUpMessage(value: 15)
        }
        
        
        /**
            Request for transaction data as per user search keyword
         */
        tracktransactionviewmodel.transactionListObtained.bind{ [unowned self] in
            guard $0 != nil else {
                return
            }
            guard $0! else {
                //self.popUpMessageError(value: 10, message: self.tracktransactionviewmodel.getErrorMessage())
                self.stopLoading()
                return
            }
            
            self.stopLoading()
            if (self.tracktransactionviewmodel.getTransactions().count>0) {
                self.transactionArray = self.tracktransactionviewmodel.getTransactions()
                self.tableViewTransactionSearch.isHidden = false
                self.tableViewTransactionSearch.reloadData()
            }else{
                self.tableViewTransactionSearch.isHidden = true
                
            }
        }
        
        if status == false {
            calendarViewController()
        } else {
            searchBar.becomeFirstResponder()
        }
        
        hideKeyboardWhenTappedAround()
        tableViewTransactionSearch.tableFooterView = UIView()
    }
    @IBAction func buttonCalender(_ sender: Any) {
        calendarViewController()
    }
    
    
    /**
        Check whether transaction type is sent or received
     - Parameter payoutMode: the type of payout mode are like cash,bank,topup door to dorr and withdraw.
     - Parameter transferType: the type of transferType are like offer and request.
     - Returns : transactions type is sent or received
     */
    func checkSentOrReceive(payoutMode: String, userId: String?) -> String {
        if(payoutMode.caseInsensitiveCompare("cash") ==  ComparisonResult.orderedSame ||
            payoutMode.caseInsensitiveCompare("bank") == ComparisonResult.orderedSame ||
            payoutMode.caseInsensitiveCompare("topup") == ComparisonResult.orderedSame ||
            payoutMode.caseInsensitiveCompare("withdraw") == ComparisonResult.orderedSame){
            return "sent"
        } else if (payoutMode.caseInsensitiveCompare("wallet Transfer") == ComparisonResult.orderedSame){
            let selfUserId = UserDefaults.standard.object(forKey: "com.gmeremit.username") as? String
            
            if userId != nil {
                if userId == selfUserId! {
                    return "sent"
                }
                return "received"
            }
        }
        return "received"
    }
    
    /**
        Open calendar view to help user in finding transaction as per date selected
     */
    func calendarViewController(){
        guard let navController = self.navigationController else { return }
        
        let popUpViewController = UIStoryboard(name: "TransactionStatement", bundle: nil).instantiateViewController(withIdentifier: "calendarViewController") as! CalendarViewController
        
        popUpViewController.delegate = self
        navController.addChildViewController(popUpViewController)
        popUpViewController.view.frame = navController.view.bounds
        navController.view.addSubview(popUpViewController.view)
        popUpViewController.didMove(toParentViewController: navController)
    }

    /**
        Disable user interaction while fetching data from api
     */
    func startLoading(){
        self.showActivityIndicator(activityIndicator: self.activityIndicator)
        self.disableUserInteractions()
    }
    
    /**
        Enable user interaction while fetching data from api
     */
    func stopLoading(){
        self.dismissActivityIndicator(activityIndicator: self.activityIndicator)
        self.enableUserInteractions()
    }
    
    /**
        Api request to find transactions as per search keyword
     */
    @objc func requestSearchApi(){
        if let search = searchBar.text{
            self.startLoading()
            tracktransactionviewmodel.fetchTransactionList(recipientId: "", recipientName: search, transactionType: "search", startDate: nil, endDate: nil, txPage: nil, txSize: nil)
        }
    }
}

extension TransactionSearchViewController: UITableViewDelegate, UITableViewDataSource {
    
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return tracktransactionviewmodel.getCount()
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: "transactionSearchCell", for: indexPath) as! TransactionSearchTableViewCell
        cell.layer.borderColor = UIColor(red:0.91, green:0.93, blue:0.95, alpha:1.0).cgColor
        cell.layer.borderWidth = 5
        cell.layer.cornerRadius = 10
        
        var transactionType:String = ""
        let payout = tracktransactionviewmodel.getPaymentMethod(index: indexPath.row)
//        let transfer = tracktransactionviewmodel.getTransferType(index: indexPath.row)
        
        if payout != "N/A" {
//            transactionType = checkSentOrReceive(payoutMode: tracktransactionviewmodel.getPaymentMethod(index: indexPath.row), userId: tracktransactionviewmodel.getTransaction(index: indexPath.row).userId)
            transactionType = tracktransactionviewmodel.getTransactionType(index: indexPath.row)
        }
        
        
        if transactionType == "received" {
            
            cell.labelAmountPay.textColor = UIColor(red:0.18, green:0.19, blue:0.57, alpha:1.0)
            
            cell.labelName.text = getName(payoutMode: payout,transactionType: "From: ", row: indexPath.row)
            
            let amount = tracktransactionviewmodel.getAmount(index: indexPath.row)
            if amount == "N/A" {
                cell.labelAmountPay.text = amount
            } else {
                cell.labelAmountPay.text = "+" + amount
            }
            
            cell.labelDate.text = unixTimeStampToDate(unixTimeStamp: tracktransactionviewmodel.getDate(index: indexPath.row))
            cell.labelPayment.text = tracktransactionviewmodel.getPaymentMethod(index: indexPath.row)
            cell.labelTranscationNo.text = tracktransactionviewmodel.getTransactionId(index: indexPath.row)
            
        } else if transactionType == "sent" {
            
            cell.labelAmountPay.textColor = UIColor(red:0.93, green:0.11, blue:0.14, alpha:1.0)
            
            cell.labelName.text = getName(payoutMode: payout,transactionType: "To: ", row: indexPath.row)
            
            let amount = tracktransactionviewmodel.getAmount(index: indexPath.row)
            if amount == "N/A" {
                cell.labelAmountPay.text = amount
            } else {
                cell.labelAmountPay.text = "-" + amount
            }
            
            cell.labelDate.text = unixTimeStampToDate(unixTimeStamp: tracktransactionviewmodel.getDate(index: indexPath.row))
            cell.labelPayment.text = tracktransactionviewmodel.getPaymentMethod(index: indexPath.row)
            cell.labelTranscationNo.text = tracktransactionviewmodel.getTransactionId(index: indexPath.row)
            
        } 
        
        return cell
    }
    
    func getName(payoutMode: String,transactionType: String,row:Int) -> String {
        
        if (payoutMode.caseInsensitiveCompare("Topup") == ComparisonResult.orderedSame){
            return transactionType + transactionArray[row].receiverPhone
        }else if (payoutMode.caseInsensitiveCompare("withdraw") == ComparisonResult.orderedSame){
            return transactionType + transactionArray[row].bankName
        }
        else if (payoutMode.caseInsensitiveCompare("bonus") == ComparisonResult.orderedSame){
            return transactionType + firstWord(text: transactionArray[row].senderName)
        }
        else if (payoutMode.caseInsensitiveCompare("load balance") == ComparisonResult.orderedSame){
            return transactionType + transactionArray[row].bankName
        } else if (payoutMode.caseInsensitiveCompare("wallet transfer") == ComparisonResult.orderedSame) {
            if transactionType == "From: "{
                if let name = transactionArray[row].senderName{
                    return transactionType + firstWord(text: name)
                }
            } else {
                if let name = transactionArray[row].receiverName{
                    return transactionType + firstWord(text: name)
                }
            }
        } else {
            if let name = transactionArray[row].receiverName{
                return transactionType + firstWord(text: name)
            }
        }
        return "-"
    }
        
    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
       
        selectedTransaction = tracktransactionviewmodel.getTransaction(index: indexPath.row)
    
        do {
            let encodedTransaction = try JSONEncoder().encode(selectedTransaction)
            
            let encodedTransactionDictionary = try JSONSerialization.jsonObject(with: encodedTransaction, options: .allowFragments) as? [String: Any]
            
            
            switch (encodedTransactionDictionary!["payoutMethod"] as? String)?.lowercased() {
                
            case "cash"?, "bank"?, "door to door"?:
                let storyboard = UIStoryboard.init(name: "RecipientListViewController", bundle: Bundle.main)
                let transferSuccessViewController = storyboard.instantiateViewController(withIdentifier: "showTransferInfo") as! TransferSuccessfulViewController
                
                transferSuccessViewController.responseDetails = encodedTransactionDictionary
                
                self.navigationController!.pushViewController(transferSuccessViewController, animated: true)
                
            case "wallet transfer"?:
                let storyboard = UIStoryboard.init(name: "WalletTransfer", bundle: Bundle.main)
                let walletSuccessViewController = storyboard.instantiateViewController(withIdentifier: "walletSuccess") as! WalletSuccessViewController
                
                walletSuccessViewController.transaction = selectedTransaction
                
                self.navigationController!.pushViewController(walletSuccessViewController, animated: true)
                
                
            case "load balance"?, "withdraw"?, "bonus"?, "topup"?:
                popUpMessageInfo(value: 16, title: "Alert", message: "No details available")
                
            default:
                popUpMessageInfo(value: 16, title: "Alert", message: "No details available")
            }
        } catch let error {
            
        }
    }
}

extension TransactionSearchViewController: UISearchBarDelegate {
    
    func createSearchBar() {
        searchBar.tintColor = .red//UIColor(red:0.90, green:0.90, blue:0.91, alpha:1.0)
        searchBar.backgroundColor = .green//UIColor(red:0.90, green:0.90, blue:0.91, alpha:1.0)
        searchBar.returnKeyType = UIReturnKeyType.done
        
    }
    
    func searchBarTextDidBeginEditing(_ searchBar: UISearchBar) {
        
    }
    
    func searchBarTextDidEndEditing(_ searchBar: UISearchBar) {
        calendarButtonOutlet.isEnabled = true
    }
    
    func searchBarCancelButtonClicked(_ searchBar: UISearchBar) {
        calendarButtonOutlet.isEnabled = true
        searchBar.showsCancelButton = false
        searchBar.resignFirstResponder()
    }
    
    func searchBarSearchButtonClicked(_ searchBar: UISearchBar) {
        searchBar.resignFirstResponder()
    }
    
    func searchBar(_ searchBar: UISearchBar, textDidChange searchText: String) {
        if !searchText.isBlank{
            calendarButtonOutlet.isEnabled = false
        }else{
            calendarButtonOutlet.isEnabled = true
        }
        self.timer?.invalidate()
        if searchText != "" && !searchText.isEmpty{
            self.timer = Timer.scheduledTimer(timeInterval: 1, target: self, selector: #selector(TransactionSearchViewController.requestSearchApi), userInfo: searchText, repeats: false)
        }else{
            self.tableViewTransactionSearch.isHidden = true
            searchBar.resignFirstResponder()
        }
    }
}

extension TransactionSearchViewController: CalendarViewDelegate {
    func getDate(fromDate:String, toDate:String) {
        self.startLoading()
        self.searchBar.text = ""
        self.tracktransactionviewmodel.fetchTransactionList(recipientId: "", recipientName: "", transactionType: "date", startDate: fromDate, endDate: toDate, txPage: nil, txSize: nil)
    }
    
    func goBackOneScreen() {
        if tableViewTransactionSearch.numberOfRows(inSection: 0) == 0 {
            
            navigationController?.popViewController(animated: true)


        }
    }
}