//
//  SearchTarifSertifikatVC.swift
//  Sirani
//
//  Created by Anhar Solehudin on 31/03/19.
//  Copyright © 2019 Anhar Solehudin. All rights reserved.
//

import UIKit

protocol SearchTarifSertifikatDelegate {
    func onSearch(search: String, parameter: String, jenis: String, jenisLabel: String)
}

class SearchTarifSertifikatVC: UIViewController {
    
    // Outlets / Views
    @IBOutlet weak var inputSearch: RoundTextField!
    @IBOutlet weak var optionsLayoutTV: UITableView!
    @IBOutlet weak var optionsLayout: UIView!
    @IBOutlet weak var optionsBg: UIView!
    @IBOutlet weak var btnParameterOptions: UIButton!
    @IBOutlet weak var btnJenisSertifikatOptions: UIButton!
    
    // Initialize
    var delegate: SearchTarifSertifikatDelegate?
    
    // constants vallue data
    private let parameterOptionItems = [
        OptionItem(label: "Keterangan", value: "ket")
    ]
    private let jenisSertifikatOptionItems = [
        OptionItem(label: "Tarif Sertifikat", value: "1"),
        OptionItem(label: "Tarif Pengujian DJID", value: "2"),
        OptionItem(label: "Tarif Pengujian RDC", value: "0"),
        OptionItem(label: "Tarif Pengujian BV", value: "7"),
        OptionItem(label: "Tarif Pengujian POLYTRON", value: "5")
    ]
    private let OPTION_PARAMATER_ID = 1
    private let OPTION_JENIS_SERTIFIKAT_ID = 2
    
    // Others
    private var selectedOptions = 0
    private var selectedOptionItems = [OptionItem]()
    private var optionsShown = false
    
    // Result Values
    private var search = ""
    private var parameter = ""
    private var jenis = "1"
    private var jenisLabel = "Tarif Sertifikat"
    
    // View Lifecycles
    override var preferredStatusBarStyle: UIStatusBarStyle {
        return .lightContent
    }
    
    override func viewWillAppear(_ animated: Bool) {
        btnParameterOptions.layer.masksToBounds = false
        btnParameterOptions.layer.shadowColor = #colorLiteral(red: 0.6000000238, green: 0.6000000238, blue: 0.6000000238, alpha: 1)
        btnParameterOptions.layer.shadowOpacity = 0.5
        btnParameterOptions.layer.shadowOffset = CGSize(width: 1, height: 1)
        btnParameterOptions.layer.shadowRadius = 1
        parameter = parameterOptionItems[0].value as! String
        let parameterLabel = parameterOptionItems[0].label
        btnParameterOptions.setTitle(parameterLabel, for: .normal)
        
        btnJenisSertifikatOptions.layer.masksToBounds = false
        btnJenisSertifikatOptions.layer.shadowColor = #colorLiteral(red: 0.6000000238, green: 0.6000000238, blue: 0.6000000238, alpha: 1)
        btnJenisSertifikatOptions.layer.shadowOpacity = 0.5
        btnJenisSertifikatOptions.layer.shadowOffset = CGSize(width: 1, height: 1)
        btnJenisSertifikatOptions.layer.shadowRadius = 1
        jenis = jenisSertifikatOptionItems[0].value as! String
        jenisLabel = jenisSertifikatOptionItems[0].label
        btnJenisSertifikatOptions.setTitle(jenisLabel, for: .normal)
        
        hideOptions()
        optionsLayoutTV.bringSubviewToFront(optionsBg)
        let onOptionsBgTapped = UITapGestureRecognizer(target: self, action: #selector(hideOptions))
        optionsBg.addGestureRecognizer(onOptionsBgTapped)
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        optionsLayoutTV.delegate = self
        optionsLayoutTV.dataSource = self
        optionsLayoutTV.tableFooterView = UIView()
    }
    
    @IBAction func unwindToTarifSertifikat(_ sender: Any) {
        if optionsShown {
            hideOptions()
        } else {
            performSegue(withIdentifier: "unwindToTarifSertifikat", sender: self)
        }
    }
    
    @IBAction func onInputSearchKeyTap(_ sender: Any) {
        view.endEditing(true)
    }
    
    @IBAction func onParameterOptionsTapped(_ sender: Any) {
        selectedOptions = OPTION_PARAMATER_ID
        selectedOptionItems.removeAll()
        selectedOptionItems += parameterOptionItems
        optionsLayoutTV.reloadData()
        showOptions()
    }
    
    @IBAction func onJenisSertifikatOptionsTapped(_ sender: Any) {
        selectedOptions = OPTION_JENIS_SERTIFIKAT_ID
        selectedOptionItems.removeAll()
        selectedOptionItems += jenisSertifikatOptionItems
        optionsLayoutTV.reloadData()
        showOptions()
    }
    
    @IBAction func onResetTapped(_ sender: Any) {
        search = ""
        inputSearch.text = ""
        
        parameter = parameterOptionItems[0].value as! String
        let parameterLabel = parameterOptionItems[0].label
        btnParameterOptions.setTitle(parameterLabel, for: .normal)
        
        jenis = jenisSertifikatOptionItems[0].value as! String
        jenisLabel = jenisSertifikatOptionItems[0].label
        btnJenisSertifikatOptions.setTitle(jenisLabel, for: .normal)
    }
    
    @IBAction func onSearchTapped(_ sender: Any) {
        if let searchText = inputSearch.getText() {
            search = searchText
        }
        
        self.delegate?.onSearch(search: search, parameter: parameter, jenis: jenis, jenisLabel: jenisLabel)
        performSegue(withIdentifier: "unwindToTarifSertifikat", sender: self)
    }
    
    private func showOptions() {
        optionsLayout.show()
        optionsShown = true
    }
    
    @objc private func hideOptions() {
        optionsLayout.hide()
        optionsShown = false
    }
}

extension SearchTarifSertifikatVC: UITableViewDelegate, UITableViewDataSource {
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return selectedOptionItems.count
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        if let cell = tableView.dequeueReusableCell(withIdentifier: "SearchTarifOptionCell", for: indexPath) as? OptionsCell {
            
            let optionItem = selectedOptionItems[indexPath.row]
            cell.updateViews(item: optionItem)
            
            return cell
        } else {
            return OptionsCell()
        }
    }
    
    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        if selectedOptions == OPTION_PARAMATER_ID {
            parameter = selectedOptionItems[indexPath.row].value as! String
            let parameterLabel = selectedOptionItems[indexPath.row].label
            btnParameterOptions.setTitle(parameterLabel, for: .normal)
        } else if selectedOptions == OPTION_JENIS_SERTIFIKAT_ID {
            jenis = selectedOptionItems[indexPath.row].value as! String
            jenisLabel = selectedOptionItems[indexPath.row].label
            btnJenisSertifikatOptions.setTitle(jenisLabel, for: .normal)
        }
        
        hideOptions()
    }
}