//
//  ProfileInfoRowView.swift
//  suixinkan
//

import SnapKit
import UIKit

/// 个人信息卡片行，展示左侧标题与右侧内容，可选点击与箭头。
final class ProfileInfoRowView: UIControl {

    enum AccessoryStyle {
        case none
        case chevron
        case action(String)
    }

    private let titleLabel = UILabel()
    private let valueLabel = UILabel()
    private let accessoryLabel = UILabel()
    private let chevronView = UIImageView()
    private let divider = UIView()
    private let badgeContainer = UIView()
    private var badgeView: ProfileStatusBadgeView?
    private let rightStack = UIStackView()
    private let stackNameLabel = UILabel()
    private let stackTypeTag = UILabel()
    private var rowHeightConstraint: Constraint?

    var showsDivider = true {
        didSet { divider.isHidden = !showsDivider }
    }

    init(title: String) {
        super.init(frame: .zero)
        titleLabel.text = title
        setupUI()
    }

    @available(*, unavailable)
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    func configure(
        value: String?,
        valueColor: UIColor = AppColor.text333,
        accessory: AccessoryStyle = .none,
        badge: ProfileStatusBadgeView.Style? = nil
    ) {
        setStackedModeEnabled(false)

        valueLabel.text = value
        valueLabel.textColor = valueColor
        valueLabel.isHidden = badge != nil
        badgeContainer.isHidden = badge == nil

        if let badge {
            if badgeView == nil {
                let view = ProfileStatusBadgeView()
                badgeContainer.addSubview(view)
                view.snp.makeConstraints { make in
                    make.edges.equalToSuperview()
                }
                badgeView = view
            }
            badgeView?.apply(style: badge, text: value ?? "")
        }

        accessoryLabel.isHidden = true
        chevronView.isHidden = true
        switch accessory {
        case .none:
            break
        case .chevron:
            chevronView.isHidden = false
        case .action(let text):
            accessoryLabel.text = text
            accessoryLabel.isHidden = false
            chevronView.isHidden = false
        }

        updateContentConstraints(for: accessory)
    }

    /// 右侧竖排展示店铺名称与账号类型标识，可选右侧箭头。
    func configureAccountInfo(
        storeName: String,
        accountTypeLabel: String,
        isStoreAccount: Bool,
        showsChevron: Bool = true
    ) {
        setStackedModeEnabled(true, showsChevron: showsChevron)

        stackNameLabel.text = storeName
        stackTypeTag.text = accountTypeLabel
        if isStoreAccount {
            stackTypeTag.textColor = UIColor(hex: 0x0F9F6E)
            stackTypeTag.backgroundColor = UIColor(hex: 0xE8F8F1)
        } else {
            stackTypeTag.textColor = UIColor(hex: 0x7C3AED)
            stackTypeTag.backgroundColor = UIColor(hex: 0xF3ECFF)
        }

        updateStackedConstraints(showsChevron: showsChevron)
    }

    private func setStackedModeEnabled(_ enabled: Bool, showsChevron: Bool = false) {
        rightStack.isHidden = !enabled
        accessoryLabel.isHidden = true
        chevronView.isHidden = !enabled || !showsChevron

        if enabled {
            valueLabel.isHidden = true
            badgeContainer.isHidden = true
            rowHeightConstraint?.update(offset: 64)
        } else {
            rowHeightConstraint?.update(offset: 52)
        }
    }

    private func updateStackedConstraints(showsChevron: Bool) {
        rightStack.snp.remakeConstraints { make in
            make.centerY.equalToSuperview()
            make.leading.greaterThanOrEqualTo(titleLabel.snp.trailing).offset(8)
            if showsChevron {
                make.trailing.equalTo(chevronView.snp.leading).offset(-4)
            } else {
                make.trailing.equalToSuperview()
            }
        }
    }

    private func updateContentConstraints(for accessory: AccessoryStyle) {
        valueLabel.snp.remakeConstraints { make in
            make.leading.greaterThanOrEqualTo(titleLabel.snp.trailing).offset(8)
            make.centerY.equalToSuperview()
            switch accessory {
            case .action:
                make.trailing.equalTo(accessoryLabel.snp.leading).offset(-8)
            case .chevron:
                make.trailing.equalTo(chevronView.snp.leading).offset(-4)
            case .none:
                make.trailing.equalToSuperview()
            }
        }

        badgeContainer.snp.remakeConstraints { make in
            make.leading.equalTo(titleLabel.snp.trailing).offset(8)
            make.centerY.equalToSuperview()
            switch accessory {
            case .action:
                make.trailing.lessThanOrEqualTo(accessoryLabel.snp.leading).offset(-8)
            case .chevron:
                make.trailing.lessThanOrEqualTo(chevronView.snp.leading).offset(-8)
            case .none:
                make.trailing.lessThanOrEqualToSuperview()
            }
        }
    }

    private func setupUI() {
        titleLabel.font = .systemFont(ofSize: 14)
        titleLabel.textColor = UIColor(hex: 0x4B5563)
        titleLabel.setContentHuggingPriority(.required, for: .horizontal)

        valueLabel.font = .systemFont(ofSize: 14)
        valueLabel.textAlignment = .right
        valueLabel.numberOfLines = 1
        valueLabel.lineBreakMode = .byTruncatingTail
        valueLabel.setContentCompressionResistancePriority(.defaultLow, for: .horizontal)

        accessoryLabel.font = .systemFont(ofSize: 14)
        accessoryLabel.textColor = AppColor.primary
        accessoryLabel.setContentHuggingPriority(.required, for: .horizontal)
        accessoryLabel.setContentCompressionResistancePriority(.required, for: .horizontal)

        chevronView.image = UIImage(systemName: "chevron.right")
        chevronView.tintColor = AppColor.text666
        chevronView.contentMode = .scaleAspectFit
        chevronView.setContentHuggingPriority(.required, for: .horizontal)

        stackNameLabel.font = .systemFont(ofSize: 14)
        stackNameLabel.textColor = AppColor.text333
        stackNameLabel.textAlignment = .right
        stackNameLabel.numberOfLines = 1
        stackNameLabel.lineBreakMode = .byTruncatingTail

        stackTypeTag.font = .systemFont(ofSize: 11, weight: .semibold)
        stackTypeTag.textAlignment = .center
        stackTypeTag.layer.cornerRadius = 4
        stackTypeTag.clipsToBounds = true

        rightStack.axis = .vertical
        rightStack.alignment = .trailing
        rightStack.spacing = 4
        rightStack.isUserInteractionEnabled = false
        rightStack.addArrangedSubview(stackNameLabel)
        rightStack.addArrangedSubview(stackTypeTag)
        rightStack.isHidden = true

        badgeContainer.isUserInteractionEnabled = false
        divider.backgroundColor = UIColor(hex: 0xE5E7EB)
        divider.isUserInteractionEnabled = false

        addSubview(titleLabel)
        addSubview(valueLabel)
        addSubview(badgeContainer)
        addSubview(accessoryLabel)
        addSubview(chevronView)
        addSubview(rightStack)
        addSubview(divider)

        snp.makeConstraints { make in
            rowHeightConstraint = make.height.equalTo(52).constraint
        }
        titleLabel.snp.makeConstraints { make in
            make.leading.equalToSuperview()
            make.centerY.equalToSuperview()
            make.width.equalTo(102)
        }
        chevronView.snp.makeConstraints { make in
            make.trailing.equalToSuperview()
            make.centerY.equalToSuperview()
            make.width.height.equalTo(16)
        }
        accessoryLabel.snp.makeConstraints { make in
            make.trailing.equalTo(chevronView.snp.leading).offset(-4)
            make.centerY.equalToSuperview()
        }
        rightStack.snp.makeConstraints { make in
            make.trailing.equalToSuperview()
            make.centerY.equalToSuperview()
            make.leading.greaterThanOrEqualTo(titleLabel.snp.trailing).offset(8)
        }
        stackTypeTag.snp.makeConstraints { make in
            make.height.equalTo(22)
            make.width.greaterThanOrEqualTo(56)
        }
        updateContentConstraints(for: .none)
        divider.snp.makeConstraints { make in
            make.leading.trailing.bottom.equalToSuperview()
            make.height.equalTo(0.5)
        }
    }
}