//
//  CarouselSlotCell.swift
//  VDS
//
//  Created by Kanamarlapudi, Vasavi on 23/08/24.
//

import Foundation
import UIKit

final class CarouselSlotCell: UICollectionViewCell {
    
    ///Identifier for the Calendar Date Cell.
    static let identifier: String = String(describing: CarouselSlotCell.self)
    
    //--------------------------------------------------
    // MARK: - Initializers
    //--------------------------------------------------
    override init(frame: CGRect) {
        super.init(frame: frame)
        setUp()
    }
    
    required init?(coder: NSCoder) {
        super.init(coder: coder)
        setUp()
    }

    //--------------------------------------------------
    // MARK: - Private Methods
    //--------------------------------------------------

    /// Configuring the cell with default setup.
    private func setUp() {
        isAccessibilityElement = true
    }
    
    /// Updating UI based on data along with surface.
    func update(with component: UIView, slotAlignment: Carousel.CarouselSlotAlignmentModel?, surface: Surface) {
        contentView.subviews.forEach { $0.removeFromSuperview() }
        contentView.addSubview(component)
        if var surfacedView = component as? Surfaceable {
            surfacedView.surface = surface
        }
        setSlotAlignment(alignment: slotAlignment, contentView: component)
    }
    
    // Set slot alignment if provided. Used only when slot content have different heights or widths.
    private func setSlotAlignment(alignment: Carousel.CarouselSlotAlignmentModel?, contentView: UIView) {
        switch alignment?.vertical {
        case .top:
            contentView
                .pinTop()
                .pinBottomLessThanOrEqualTo()
        case .middle:
            contentView
                .pinTopGreaterThanOrEqualTo()
                .pinBottomLessThanOrEqualTo()
                .pinCenterY()
        case .bottom:
            contentView
                .pinTopGreaterThanOrEqualTo()
                .pinBottom()
        default: break
        }
        
        switch alignment?.horizontal {
        case .left:
            contentView
                .pinLeading()
                .pinTrailingLessThanOrEqualTo()
        case .center:
            contentView
                .pinLeadingGreaterThanOrEqualTo()
                .pinTrailingLessThanOrEqualTo()
                .pinCenterX()
        case .right:
            contentView
                .pinLeadingGreaterThanOrEqualTo()
                .pinTrailing()
        default: break
        }
    }

}