//
//  DAITAInfoView.swift
//  MullvadVPN
//
//  Created by Jon Petersson on 2024-10-10.
//  Copyright © 2025 Mullvad VPN AB. All rights reserved.
//

import UIKit

class DAITAInfoView: UIView {
    let infoLabel: UILabel = {
        let label = UILabel()
        label.numberOfLines = 0

        let infoTextParagraphStyle = NSMutableParagraphStyle()
        infoTextParagraphStyle.lineSpacing = 1.3
        infoTextParagraphStyle.alignment = .center

        label.attributedText = NSAttributedString(
            string: NSLocalizedString(
                String(
                    format: NSLocalizedString(
                        "The entry server for %@ is currently overridden by %@. To select an entry server, "
                            + "please first enable “%@” or disable “%@“ in the settings.",
                        comment: ""
                    ),
                    NSLocalizedString("multihop", comment: ""),
                    NSLocalizedString("DAITA", comment: ""),
                    NSLocalizedString("Direct only", comment: ""),
                    NSLocalizedString("DAITA", comment: "")
                ),
                comment: ""
            ),
            attributes: [
                .font: UIFont.mullvadSmall,
                .foregroundColor: UIColor.white,
                .paragraphStyle: infoTextParagraphStyle,
            ]
        )
        label.adjustsFontForContentSizeCategory = true

        return label
    }()

    let settingsButton: UIButton = {
        let settingsButton = AppButton(style: .default)

        settingsButton.setTitle(
            String(format: NSLocalizedString("Open %@ settings", comment: ""), NSLocalizedString("DAITA", comment: "")),
            for: .normal
        )

        return settingsButton
    }()

    var didPressDaitaSettingsButton: (() -> Void)?

    init() {
        super.init(frame: .zero)

        backgroundColor = .secondaryColor
        layoutMargins = UIMetrics.contentInsets

        settingsButton.addTarget(self, action: #selector(didPressButton), for: .touchUpInside)

        addConstrainedSubviews([infoLabel, settingsButton]) {
            infoLabel.pinEdgesToSuperviewMargins(.init([.leading(24), .trailing(24), .top(8)]))

            settingsButton.pinEdgesToSuperviewMargins(.init([.leading(0), .trailing(0)]))
            settingsButton.topAnchor.constraint(equalTo: infoLabel.bottomAnchor, constant: 32)
        }
    }

    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    @objc private func didPressButton() {
        didPressDaitaSettingsButton?()
    }
}