//
//  ForayDetailViewController.swift
//  foray
//
//  Created by Nicholas Tay on 16/3/2022.
//

import UIKit

class ForayDetailViewController: UIViewController {
    
    let scrollView: UIScrollView = {
        let sv = UIScrollView()
        sv.alwaysBounceVertical = true // just for fun
        return sv
    }()
    let container = UIView()
    
    let nameLabel: UILabel = {
        let l = UILabel()
        l.font = UIFont.preferredFont(forTextStyle: .largeTitle)
        l.adjustsFontForContentSizeCategory = true
        l.numberOfLines = 3
        l.textAlignment = .center
        return l
    }()
    
    let itemImageView: UIImageView = {
        let iv = UIImageView()
        iv.contentMode = .scaleAspectFit
        return iv
    }()
    
    let descLabel: UILabel = {
        let l = UILabel()
        l.font = UIFont.preferredFont(forTextStyle: .body)
        l.adjustsFontForContentSizeCategory = true
        l.numberOfLines = 10
        return l
    }()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        self.title = "Details"
        self.view.backgroundColor = .systemBackground
        
        initialiseViews()
    }
    
    private func initialiseViews() {
        self.view.addSubview(scrollView)
        scrollView.addSubview(container)
        
        container.addSubview(nameLabel)
        container.addSubview(itemImageView)
        container.addSubview(descLabel)
        
        setupConstraints()
    }
    
    private func setupConstraints() {
        scrollView.snp.makeConstraints { (make) in
            make.edges.equalTo(self.view.snp.margins)
        }
        container.snp.makeConstraints { (make) in
            make.edges.equalToSuperview()
            make.width.equalTo(scrollView.snp.width)
        }
        
        nameLabel.snp.makeConstraints { (make) in
            make.top.equalToSuperview().inset(16)
            make.leading.trailing.equalToSuperview().inset(8)
        }
        itemImageView.snp.makeConstraints { (make) in
            make.top.equalTo(nameLabel.snp.bottom).offset(32)
            make.leading.trailing.equalToSuperview()
            make.height.equalTo(150)
        }
        descLabel.snp.makeConstraints { (make) in
            make.top.equalTo(itemImageView.snp.bottom).offset(32)
            make.leading.trailing.equalToSuperview()
        }
    }
    
    public func setSelectedItem(selectedItem: PenguinItem) {
        nameLabel.text = selectedItem.name
        itemImageView.image = UIImage(named: selectedItem.id)
        
        descLabel.text = "Type: "
        switch selectedItem.type {
        case .item:
            descLabel.text! += "Item"
        case .quest:
            descLabel.text! += "Quest"
            itemImageView.image = UIImage(named: "spy")
        }
        
        descLabel.text! += "\nID: " + selectedItem.id
        
        let dateFormatter = DateFormatter()
        dateFormatter.dateFormat = "yyyy-MM-dd"
        descLabel.text! += "\nReleased: " + dateFormatter.string(from: selectedItem.releaseDate)
    }

}