//
//  Sp2SertifikatCell.swift
//  Sirani
//
//  Created by Anhar Solehudin on 27/04/19.
//  Copyright © 2019 Anhar Solehudin. All rights reserved.
//

import UIKit
import MaterialComponents.MaterialCards

class Sp2SertifikatCell: UITableViewCell {
    
    @IBOutlet weak var card: MDCCard!
    @IBOutlet weak var lblAplId: UILabel!
    @IBOutlet weak var lblNo: UILabel!
    @IBOutlet weak var lblTgl: UILabel!
    @IBOutlet weak var lblCustName: UILabel!
    @IBOutlet weak var lblEqpName: UILabel!
    @IBOutlet weak var lblModels: UILabel!
    @IBOutlet weak var lblBiaya: UILabel!
    @IBOutlet weak var cbKasi: UIImageView!
    @IBOutlet weak var cbKasub: UIImageView!
    @IBOutlet weak var cbDirektur: UIImageView!
    
    // Modern Programmatic UI Elements
    private let modernContainer = UIView()
    private let modernBadgeView = UIView()
    private let modernBadgeIcon = UIImageView()
    private let modernNomorLabel = UILabel()
    private let modernCategoryLabel = UILabel()
    private let modernBiayaPill = UIView()
    private let modernBiayaLabel = UILabel()
    
    private let modernPerangkatLabel = UILabel()
    private let modernCompanyIcon = UIImageView()
    private let modernCustLabel = UILabel()
    
    private let modernSpecStack = UIStackView()
    private let modernModelCard = UIView()
    private let modernModelTitle = UILabel()
    private let modernModelVal = UILabel()
    
    private let modernBiayaCard = UIView()
    private let modernBiayaTitle = UILabel()
    private let modernBiayaVal = UILabel()
    
    private let modernApprovalStack = UIStackView()
    private let modernKasiBadge = UIView()
    private let modernKasiLabel = UILabel()
    private let modernKasubBadge = UIView()
    private let modernKasubLabel = UILabel()
    private let modernDirutBadge = UIView()
    private let modernDirutLabel = UILabel()
    
    private let modernFooterCard = UIView()
    private let modernCalendarIcon = UIImageView()
    private let modernDateLabel = UILabel()
    private let modernAplIdLabel = UILabel()
    
    private var isModernLayoutBuilt = false

    override func awakeFromNib() {
        super.awakeFromNib()
        
        self.selectionStyle = .none
        self.backgroundColor = .clear
        
        setupCardVisuals()
        setupModernLayout()
    }
    
    private func setupCardVisuals() {
        guard let card = card else { return }
        card.cornerRadius = 16
        card.setShadowElevation(ShadowElevation(rawValue: 2), for: .normal)
        card.setShadowColor(UIColor.black.withAlphaComponent(0.06), for: .normal)
        card.layer.borderColor = UIColor(red: 228/255, green: 235/255, blue: 245/255, alpha: 1.0).cgColor
        card.layer.borderWidth = 1.0
        card.backgroundColor = .white
    }
    
    private func setupModernLayout() {
        guard let card = card, !isModernLayoutBuilt else { return }
        isModernLayoutBuilt = true
        
        for subview in card.subviews {
            subview.isHidden = true
        }
        
        modernContainer.translatesAutoresizingMaskIntoConstraints = false
        modernContainer.backgroundColor = .clear
        card.addSubview(modernContainer)
        
        NSLayoutConstraint.activate([
            modernContainer.topAnchor.constraint(equalTo: card.topAnchor, constant: 14),
            modernContainer.bottomAnchor.constraint(equalTo: card.bottomAnchor, constant: -14),
            modernContainer.leadingAnchor.constraint(equalTo: card.leadingAnchor, constant: 14),
            modernContainer.trailingAnchor.constraint(equalTo: card.trailingAnchor, constant: -14)
        ])
        
        // 1. Header Bar
        let headerStack = UIStackView()
        headerStack.translatesAutoresizingMaskIntoConstraints = false
        headerStack.axis = .horizontal
        headerStack.alignment = .center
        headerStack.spacing = 10
        modernContainer.addSubview(headerStack)
        
        modernBadgeView.translatesAutoresizingMaskIntoConstraints = false
        modernBadgeView.backgroundColor = UIColor(red: 235/255, green: 242/255, blue: 252/255, alpha: 1.0)
        modernBadgeView.layer.cornerRadius = 8
        modernBadgeView.layer.masksToBounds = true
        
        modernBadgeIcon.translatesAutoresizingMaskIntoConstraints = false
        if #available(iOS 13.0, *) {
            modernBadgeIcon.image = UIImage(systemName: "doc.plaintext.fill")
        }
        modernBadgeIcon.tintColor = UIColor(red: 0/255, green: 82/255, blue: 204/255, alpha: 1.0)
        modernBadgeIcon.contentMode = .scaleAspectFit
        modernBadgeView.addSubview(modernBadgeIcon)
        
        let titleStack = UIStackView()
        titleStack.translatesAutoresizingMaskIntoConstraints = false
        titleStack.axis = .vertical
        titleStack.spacing = 2
        
        modernCategoryLabel.translatesAutoresizingMaskIntoConstraints = false
        modernCategoryLabel.font = UIFont.systemFont(ofSize: 10, weight: .bold)
        modernCategoryLabel.textColor = UIColor(red: 0/255, green: 82/255, blue: 204/255, alpha: 1.0)
        modernCategoryLabel.text = "SP2 SERTIFIKAT"
        
        modernNomorLabel.translatesAutoresizingMaskIntoConstraints = false
        modernNomorLabel.font = UIFont.systemFont(ofSize: 14, weight: .bold)
        modernNomorLabel.textColor = UIColor(red: 26/255, green: 32/255, blue: 44/255, alpha: 1.0)
        modernNomorLabel.numberOfLines = 1
        
        titleStack.addArrangedSubview(modernCategoryLabel)
        titleStack.addArrangedSubview(modernNomorLabel)
        
        modernBiayaPill.translatesAutoresizingMaskIntoConstraints = false
        modernBiayaPill.layer.cornerRadius = 12
        modernBiayaPill.layer.masksToBounds = true
        modernBiayaPill.backgroundColor = UIColor(red: 235/255, green: 242/255, blue: 252/255, alpha: 1.0)
        
        modernBiayaLabel.translatesAutoresizingMaskIntoConstraints = false
        modernBiayaLabel.font = UIFont.systemFont(ofSize: 11, weight: .bold)
        modernBiayaLabel.textColor = UIColor(red: 0/255, green: 82/255, blue: 204/255, alpha: 1.0)
        modernBiayaPill.addSubview(modernBiayaLabel)
        
        NSLayoutConstraint.activate([
            modernBiayaLabel.topAnchor.constraint(equalTo: modernBiayaPill.topAnchor, constant: 5),
            modernBiayaLabel.bottomAnchor.constraint(equalTo: modernBiayaPill.bottomAnchor, constant: -5),
            modernBiayaLabel.leadingAnchor.constraint(equalTo: modernBiayaPill.leadingAnchor, constant: 10),
            modernBiayaLabel.trailingAnchor.constraint(equalTo: modernBiayaPill.trailingAnchor, constant: -10)
        ])
        
        headerStack.addArrangedSubview(modernBadgeView)
        headerStack.addArrangedSubview(titleStack)
        headerStack.addArrangedSubview(modernBiayaPill)
        
        // 2. Equipment Name
        modernPerangkatLabel.translatesAutoresizingMaskIntoConstraints = false
        modernPerangkatLabel.font = UIFont.systemFont(ofSize: 15, weight: .bold)
        modernPerangkatLabel.textColor = UIColor(red: 26/255, green: 32/255, blue: 44/255, alpha: 1.0)
        modernPerangkatLabel.numberOfLines = 2
        modernContainer.addSubview(modernPerangkatLabel)
        
        // 3. Company Row
        let companyStack = UIStackView()
        companyStack.translatesAutoresizingMaskIntoConstraints = false
        companyStack.axis = .horizontal
        companyStack.spacing = 6
        companyStack.alignment = .center
        modernContainer.addSubview(companyStack)
        
        modernCompanyIcon.translatesAutoresizingMaskIntoConstraints = false
        if #available(iOS 13.0, *) {
            modernCompanyIcon.image = UIImage(systemName: "building.2.fill")
        }
        modernCompanyIcon.tintColor = UIColor(red: 113/255, green: 128/255, blue: 150/255, alpha: 1.0)
        modernCompanyIcon.contentMode = .scaleAspectFit
        
        modernCustLabel.translatesAutoresizingMaskIntoConstraints = false
        modernCustLabel.font = UIFont.systemFont(ofSize: 13, weight: .medium)
        modernCustLabel.textColor = UIColor(red: 74/255, green: 85/255, blue: 104/255, alpha: 1.0)
        modernCustLabel.numberOfLines = 1
        
        companyStack.addArrangedSubview(modernCompanyIcon)
        companyStack.addArrangedSubview(modernCustLabel)
        
        // 4. Spec Stack (Model | Biaya)
        modernSpecStack.translatesAutoresizingMaskIntoConstraints = false
        modernSpecStack.axis = .horizontal
        modernSpecStack.distribution = .fillEqually
        modernSpecStack.spacing = 8
        modernContainer.addSubview(modernSpecStack)
        
        func styleMiniCard(_ cardView: UIView, titleLabel: UILabel, valLabel: UILabel, title: String) {
            cardView.translatesAutoresizingMaskIntoConstraints = false
            cardView.backgroundColor = UIColor(red: 248/255, green: 250/255, blue: 253/255, alpha: 1.0)
            cardView.layer.cornerRadius = 8
            cardView.layer.borderColor = UIColor(red: 235/255, green: 240/255, blue: 248/255, alpha: 1.0).cgColor
            cardView.layer.borderWidth = 1
            
            titleLabel.translatesAutoresizingMaskIntoConstraints = false
            titleLabel.font = UIFont.systemFont(ofSize: 10, weight: .semibold)
            titleLabel.textColor = UIColor(red: 113/255, green: 128/255, blue: 150/255, alpha: 1.0)
            titleLabel.text = title
            
            valLabel.translatesAutoresizingMaskIntoConstraints = false
            valLabel.font = UIFont.systemFont(ofSize: 12, weight: .semibold)
            valLabel.textColor = UIColor(red: 45/255, green: 55/255, blue: 72/255, alpha: 1.0)
            valLabel.numberOfLines = 1
            
            let stack = UIStackView(arrangedSubviews: [titleLabel, valLabel])
            stack.translatesAutoresizingMaskIntoConstraints = false
            stack.axis = .vertical
            stack.spacing = 2
            cardView.addSubview(stack)
            
            NSLayoutConstraint.activate([
                stack.topAnchor.constraint(equalTo: cardView.topAnchor, constant: 6),
                stack.bottomAnchor.constraint(equalTo: cardView.bottomAnchor, constant: -6),
                stack.leadingAnchor.constraint(equalTo: cardView.leadingAnchor, constant: 8),
                stack.trailingAnchor.constraint(equalTo: cardView.trailingAnchor, constant: -8)
            ])
        }
        
        styleMiniCard(modernModelCard, titleLabel: modernModelTitle, valLabel: modernModelVal, title: "MODEL")
        styleMiniCard(modernBiayaCard, titleLabel: modernBiayaTitle, valLabel: modernBiayaVal, title: "TOTAL BIAYA")
        
        modernSpecStack.addArrangedSubview(modernModelCard)
        modernSpecStack.addArrangedSubview(modernBiayaCard)
        
        // 5. Approval Flow Badges (Kasi, Kasub, Direktur)
        modernApprovalStack.translatesAutoresizingMaskIntoConstraints = false
        modernApprovalStack.axis = .horizontal
        modernApprovalStack.distribution = .fillEqually
        modernApprovalStack.spacing = 6
        modernContainer.addSubview(modernApprovalStack)
        
        func createStepBadge(_ container: UIView, label: UILabel, role: String) {
            container.translatesAutoresizingMaskIntoConstraints = false
            container.layer.cornerRadius = 6
            container.layer.masksToBounds = true
            
            label.translatesAutoresizingMaskIntoConstraints = false
            label.font = UIFont.systemFont(ofSize: 10, weight: .bold)
            label.textAlignment = .center
            label.text = role
            container.addSubview(label)
            
            NSLayoutConstraint.activate([
                label.topAnchor.constraint(equalTo: container.topAnchor, constant: 4),
                label.bottomAnchor.constraint(equalTo: container.bottomAnchor, constant: -4),
                label.leadingAnchor.constraint(equalTo: container.leadingAnchor, constant: 4),
                label.trailingAnchor.constraint(equalTo: container.trailingAnchor, constant: -4)
            ])
        }
        
        createStepBadge(modernKasiBadge, label: modernKasiLabel, role: "Kasi")
        createStepBadge(modernKasubBadge, label: modernKasubLabel, role: "Kasub")
        createStepBadge(modernDirutBadge, label: modernDirutLabel, role: "Direktur")
        
        modernApprovalStack.addArrangedSubview(modernKasiBadge)
        modernApprovalStack.addArrangedSubview(modernKasubBadge)
        modernApprovalStack.addArrangedSubview(modernDirutBadge)
        
        // 6. Footer Bar
        modernFooterCard.translatesAutoresizingMaskIntoConstraints = false
        modernFooterCard.backgroundColor = UIColor(red: 244/255, green: 248/255, blue: 254/255, alpha: 1.0)
        modernFooterCard.layer.cornerRadius = 10
        modernContainer.addSubview(modernFooterCard)
        
        modernCalendarIcon.translatesAutoresizingMaskIntoConstraints = false
        if #available(iOS 13.0, *) {
            modernCalendarIcon.image = UIImage(systemName: "calendar")
        }
        modernCalendarIcon.tintColor = UIColor(red: 0/255, green: 82/255, blue: 204/255, alpha: 1.0)
        modernCalendarIcon.contentMode = .scaleAspectFit
        
        modernDateLabel.translatesAutoresizingMaskIntoConstraints = false
        modernDateLabel.font = UIFont.systemFont(ofSize: 11, weight: .medium)
        modernDateLabel.textColor = UIColor(red: 74/255, green: 85/255, blue: 104/255, alpha: 1.0)
        
        modernAplIdLabel.translatesAutoresizingMaskIntoConstraints = false
        modernAplIdLabel.font = UIFont.systemFont(ofSize: 10, weight: .bold)
        modernAplIdLabel.textColor = UIColor(red: 0/255, green: 82/255, blue: 204/255, alpha: 1.0)
        
        let dateContentStack = UIStackView(arrangedSubviews: [modernCalendarIcon, modernDateLabel])
        dateContentStack.translatesAutoresizingMaskIntoConstraints = false
        dateContentStack.axis = .horizontal
        dateContentStack.spacing = 6
        dateContentStack.alignment = .center
        
        let footerStack = UIStackView(arrangedSubviews: [dateContentStack, modernAplIdLabel])
        footerStack.translatesAutoresizingMaskIntoConstraints = false
        footerStack.axis = .horizontal
        footerStack.distribution = .equalSpacing
        footerStack.alignment = .center
        modernFooterCard.addSubview(footerStack)
        
        // Constraints
        NSLayoutConstraint.activate([
            headerStack.topAnchor.constraint(equalTo: modernContainer.topAnchor),
            headerStack.leadingAnchor.constraint(equalTo: modernContainer.leadingAnchor),
            headerStack.trailingAnchor.constraint(equalTo: modernContainer.trailingAnchor),
            
            modernBadgeView.widthAnchor.constraint(equalToConstant: 34),
            modernBadgeView.heightAnchor.constraint(equalToConstant: 34),
            modernBadgeIcon.centerXAnchor.constraint(equalTo: modernBadgeView.centerXAnchor),
            modernBadgeIcon.centerYAnchor.constraint(equalTo: modernBadgeView.centerYAnchor),
            modernBadgeIcon.widthAnchor.constraint(equalToConstant: 18),
            modernBadgeIcon.heightAnchor.constraint(equalToConstant: 18),
            
            modernPerangkatLabel.topAnchor.constraint(equalTo: headerStack.bottomAnchor, constant: 10),
            modernPerangkatLabel.leadingAnchor.constraint(equalTo: modernContainer.leadingAnchor),
            modernPerangkatLabel.trailingAnchor.constraint(equalTo: modernContainer.trailingAnchor),
            
            companyStack.topAnchor.constraint(equalTo: modernPerangkatLabel.bottomAnchor, constant: 6),
            companyStack.leadingAnchor.constraint(equalTo: modernContainer.leadingAnchor),
            companyStack.trailingAnchor.constraint(equalTo: modernContainer.trailingAnchor),
            modernCompanyIcon.widthAnchor.constraint(equalToConstant: 14),
            modernCompanyIcon.heightAnchor.constraint(equalToConstant: 14),
            
            modernSpecStack.topAnchor.constraint(equalTo: companyStack.bottomAnchor, constant: 10),
            modernSpecStack.leadingAnchor.constraint(equalTo: modernContainer.leadingAnchor),
            modernSpecStack.trailingAnchor.constraint(equalTo: modernContainer.trailingAnchor),
            
            modernApprovalStack.topAnchor.constraint(equalTo: modernSpecStack.bottomAnchor, constant: 10),
            modernApprovalStack.leadingAnchor.constraint(equalTo: modernContainer.leadingAnchor),
            modernApprovalStack.trailingAnchor.constraint(equalTo: modernContainer.trailingAnchor),
            
            modernFooterCard.topAnchor.constraint(equalTo: modernApprovalStack.bottomAnchor, constant: 10),
            modernFooterCard.leadingAnchor.constraint(equalTo: modernContainer.leadingAnchor),
            modernFooterCard.trailingAnchor.constraint(equalTo: modernContainer.trailingAnchor),
            modernFooterCard.bottomAnchor.constraint(equalTo: modernContainer.bottomAnchor),
            
            modernCalendarIcon.widthAnchor.constraint(equalToConstant: 13),
            modernCalendarIcon.heightAnchor.constraint(equalToConstant: 13),
            
            footerStack.topAnchor.constraint(equalTo: modernFooterCard.topAnchor, constant: 8),
            footerStack.bottomAnchor.constraint(equalTo: modernFooterCard.bottomAnchor, constant: -8),
            footerStack.leadingAnchor.constraint(equalTo: modernFooterCard.leadingAnchor, constant: 10),
            footerStack.trailingAnchor.constraint(equalTo: modernFooterCard.trailingAnchor, constant: -10)
        ])
    }
    
    private func updateBadgeState(_ container: UIView, label: UILabel, role: String, approved: Bool) {
        if approved {
            container.backgroundColor = UIColor(red: 232/255, green: 248/255, blue: 240/255, alpha: 1.0)
            label.textColor = UIColor(red: 16/255, green: 124/255, blue: 65/255, alpha: 1.0)
            label.text = "✓ \(role)"
        } else {
            container.backgroundColor = UIColor(red: 241/255, green: 245/255, blue: 249/255, alpha: 1.0)
            label.textColor = UIColor(red: 148/255, green: 163/255, blue: 184/255, alpha: 1.0)
            label.text = "○ \(role)"
        }
    }

    func updateViews(sp2Sertifikat: Sp2Sertifikat) {
        card?.isInteractable = false
        setupModernLayout()
        
        modernAplIdLabel.text = "ID: \(sp2Sertifikat.apl_id)"
        lblAplId?.text = "\(sp2Sertifikat.apl_id)"
        
        let sp2No = sp2Sertifikat.sp2_no.isEmpty ? "-" : sp2Sertifikat.sp2_no
        modernNomorLabel.text = sp2No
        lblNo?.text = sp2No
        
        let datePrefix = String(sp2Sertifikat.sp2_date.prefix(19))
        let dateFormatted = CommonHelper.formatDate(from: datePrefix)
        modernDateLabel.text = "Tanggal: \(dateFormatted)"
        lblTgl?.text = dateFormatted
        
        let cust = sp2Sertifikat.custs.isEmpty ? "-" : sp2Sertifikat.custs
        modernCustLabel.text = cust
        lblCustName?.text = cust
        
        var eqpName = "-"
        var model = "-"
        let eqpValue = sp2Sertifikat.eqp_name
        let values = eqpValue.split(separator: "&")
        if values.count > 0 {
            eqpName = String(values[0]).trimmingCharacters(in: .whitespacesAndNewlines)
        }
        if values.count > 1 {
            model = String(values[1]).trimmingCharacters(in: .whitespacesAndNewlines)
        }
        
        modernPerangkatLabel.text = eqpName
        lblEqpName?.text = eqpName
        
        modernModelVal.text = model
        lblModels?.text = model
        
        let formattedBiaya = formatCurrency(sp2Sertifikat.biaya)
        modernBiayaLabel.text = formattedBiaya
        modernBiayaVal.text = formattedBiaya
        lblBiaya?.text = formattedBiaya
        
        let isKasi = sp2Sertifikat.kasiCetak()
        let isKasub = sp2Sertifikat.kasubCetak()
        let isDirut = sp2Sertifikat.dirutCetak()
        
        updateBadgeState(modernKasiBadge, label: modernKasiLabel, role: "Kasi", approved: isKasi)
        updateBadgeState(modernKasubBadge, label: modernKasubLabel, role: "Kasub", approved: isKasub)
        updateBadgeState(modernDirutBadge, label: modernDirutLabel, role: "Direktur", approved: isDirut)
        
        cbKasi?.image = UIImage(named: isKasi ? "checked-box" : "unchecked-box")
        cbKasub?.image = UIImage(named: isKasub ? "checked-box" : "unchecked-box")
        cbDirektur?.image = UIImage(named: isDirut ? "checked-box" : "unchecked-box")
    }
    
    private func formatCurrency(_ value: String) -> String {
        if let dbl = Double(value) {
            let formatter = NumberFormatter()
            formatter.numberStyle = .currency
            formatter.locale = Locale(identifier: "id_ID")
            formatter.currencySymbol = "Rp "
            formatter.maximumFractionDigits = 0
            if let str = formatter.string(from: NSNumber(value: dbl)) {
                return str
            }
        }
        return value.isEmpty ? "-" : "Rp \(value)"
    }

}