//
//  MenuCell.swift
//  Sirani
//
//  Created by Anhar Solehudin on 28/03/19.
//  Copyright © 2019 Anhar Solehudin. All rights reserved.
//

import UIKit
import MaterialComponents.MaterialCards

class MenuCell: UICollectionViewCell {
    private let iconCircleSize: CGFloat = 52.0
    private let iconSize: CGFloat = 26.0
    
    private let iconBgView: UIView = {
        let view = UIView()
        view.backgroundColor = UIColor.siraniSoftBlue
        view.layer.cornerRadius = 26.0
        view.layer.masksToBounds = true
        return view
    }()
    
    private let iconImageView: UIImageView = {
        let iv = UIImageView()
        iv.contentMode = .scaleAspectFit
        return iv
    }()
    
    private let nameLabel: UILabel = {
        let label = UILabel()
        label.textAlignment = .center
        label.numberOfLines = 2
        label.lineBreakMode = .byWordWrapping
        label.textColor = UIColor.siraniTextPrimary
        label.font = UIFont.systemFont(ofSize: 11, weight: .medium)
        return label
    }()
    
    private let badgeContainer: UIView = {
        let view = UIView()
        view.backgroundColor = UIColor(red: 220/255, green: 38/255, blue: 38/255, alpha: 1.0) // Red badge
        view.layer.cornerRadius = 8
        view.layer.masksToBounds = true
        view.isHidden = true
        return view
    }()
    
    private let badgeLabel: UILabel = {
        let label = UILabel()
        label.textAlignment = .center
        label.numberOfLines = 1
        label.textColor = .white
        label.font = UIFont.systemFont(ofSize: 9, weight: .bold)
        return label
    }()
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setupViews()
    }
    
    required init?(coder: NSCoder) {
        super.init(coder: coder)
        setupViews()
    }
    
    override func prepareForReuse() {
        super.prepareForReuse()
        badgeContainer.isHidden = true
        badgeLabel.text = ""
        iconImageView.image = nil
        nameLabel.text = ""
    }
    
    private func setupViews() {
        contentView.backgroundColor = .clear
        backgroundColor = .clear
        
        contentView.addSubview(iconBgView)
        iconBgView.addSubview(iconImageView)
        contentView.addSubview(nameLabel)
        contentView.addSubview(badgeContainer)
        badgeContainer.addSubview(badgeLabel)
        
        iconBgView.anchor(
            top: contentView.topAnchor,
            bottom: nil,
            leading: nil,
            trailing: nil,
            padding: .init(top: 4, left: 0, bottom: 0, right: 0),
            size: .init(width: iconCircleSize, height: iconCircleSize)
        )
        iconBgView.centerXAnchor.constraint(equalTo: contentView.centerXAnchor).isActive = true
        
        iconImageView.anchor(
            top: nil,
            bottom: nil,
            leading: nil,
            trailing: nil,
            size: .init(width: iconSize, height: iconSize)
        )
        iconImageView.centerXAnchor.constraint(equalTo: iconBgView.centerXAnchor).isActive = true
        iconImageView.centerYAnchor.constraint(equalTo: iconBgView.centerYAnchor).isActive = true
        
        nameLabel.anchor(
            top: iconBgView.bottomAnchor,
            bottom: contentView.bottomAnchor,
            leading: contentView.leadingAnchor,
            trailing: contentView.trailingAnchor,
            padding: .init(top: 6, left: 2, bottom: 2, right: 2)
        )
        
        badgeContainer.anchor(
            top: iconBgView.topAnchor,
            bottom: nil,
            leading: nil,
            trailing: iconBgView.trailingAnchor,
            padding: .init(top: -2, left: 0, bottom: 0, right: -4),
            size: .init(width: 0, height: 16)
        )
        
        badgeLabel.anchor(
            top: badgeContainer.topAnchor,
            bottom: badgeContainer.bottomAnchor,
            leading: badgeContainer.leadingAnchor,
            trailing: badgeContainer.trailingAnchor,
            padding: .init(top: 0, left: 5, bottom: 0, right: 5)
        )
    }
    
    func updateViews(menu: MenuItem) {
        iconImageView.image = UIImage(named: menu.icon)
        nameLabel.text = menu.name
        
        let totalNotif = menu.totalNotif
        if totalNotif > 0 {
            badgeContainer.isHidden = false
            badgeLabel.text = "\(totalNotif)"
        } else {
            badgeContainer.isHidden = true
            badgeLabel.text = ""
        }
    }
}