//
//  StatusTableRowCollectionViewCell.swift
//  MastoSearchMobile
//
//  Created by Shadowfacts on 7/3/22.
//

import UIKit
import MastoSearchCore
import SwiftSoup

class StatusTableRowCollectionViewCell: UICollectionViewCell {
    
//    private static let formatter: DateFormatter = {
//        let f = DateFormatter()
//        f.locale = .current
//        f.setLocalizedDateFormatFromTemplate("yyyy-MM-dd hh:mm a")
//        return f
//    }()
    private static let dateStyle: Date.FormatStyle = {
        Date.FormatStyle()
            .year(.extended(minimumLength: 4))
            .month(.twoDigits)
            .day(.twoDigits)
            .hour(.twoDigits(amPM: .abbreviated))
            .minute(.twoDigits)
    }()
    
    private let dateLabel = UILabel()
    private let contentWarningLabel = UILabel()
    private let contentLabel = UILabel()
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        
        dateLabel.translatesAutoresizingMaskIntoConstraints = false
        dateLabel.font = .monospacedDigitSystemFont(ofSize: 17, weight: .regular)
        addSubview(dateLabel)
        
        contentWarningLabel.translatesAutoresizingMaskIntoConstraints = false
        addSubview(contentWarningLabel)
        
        let spacer = UIView()
        spacer.translatesAutoresizingMaskIntoConstraints = false
        addSubview(spacer)
        
        contentLabel.translatesAutoresizingMaskIntoConstraints = false
        contentLabel.font = .preferredFont(forTextStyle: .callout)
        contentLabel.numberOfLines = 2
        addSubview(contentLabel)
        
        NSLayoutConstraint.activate([
            dateLabel.leadingAnchor.constraint(equalToSystemSpacingAfter: leadingAnchor, multiplier: 2),
            dateLabel.centerYAnchor.constraint(equalTo: centerYAnchor),
            
            contentWarningLabel.leadingAnchor.constraint(equalToSystemSpacingAfter: dateLabel.trailingAnchor, multiplier: 2),
            contentWarningLabel.centerYAnchor.constraint(equalTo: centerYAnchor),
            
            spacer.leadingAnchor.constraint(equalTo: contentWarningLabel.trailingAnchor),
            centerXAnchor.constraint(equalToSystemSpacingAfter: spacer.trailingAnchor, multiplier: 1),
            
            contentLabel.leadingAnchor.constraint(equalToSystemSpacingAfter: centerXAnchor, multiplier: 1),
            contentLabel.trailingAnchor.constraint(equalTo: trailingAnchor),
            contentLabel.centerYAnchor.constraint(equalTo: centerYAnchor),
            contentLabel.topAnchor.constraint(greaterThanOrEqualTo: topAnchor, constant: 4),
            bottomAnchor.constraint(greaterThanOrEqualTo: contentLabel.bottomAnchor, constant: 4),
            
            heightAnchor.constraint(greaterThanOrEqualToConstant: 32),
        ])
    }
    
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    func updateUI(status: Status) {
        dateLabel.text = status.published.formatted(StatusTableRowCollectionViewCell.dateStyle)
        contentWarningLabel.text = status.summary ?? ""
        let doc = try! SwiftSoup.parseBodyFragment(status.content)
        contentLabel.text = try! doc.body()!.text()
    }
    
}