//
//  LocationReportHistoryViews.swift
//  suixinkan
//

import SnapKit
import UIKit

/// 历史上报列表卡片。
final class LocationReportHistoryCell: UITableViewCell {

    static let reuseIdentifier = "LocationReportHistoryCell"

    private let typeBadge = UILabel()
    private let timeLabel = UILabel()
    private let coordinateLabel = UILabel()
    private let addressLabel = UILabel()
    private let remarkLabel = UILabel()

    override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
        super.init(style: style, reuseIdentifier: reuseIdentifier)
        selectionStyle = .none
        backgroundColor = .clear

        let card = UIView()
        card.backgroundColor = .white
        card.layer.cornerRadius = 10

        typeBadge.font = .systemFont(ofSize: 12, weight: .medium)
        typeBadge.textAlignment = .center
        typeBadge.layer.cornerRadius = 4
        typeBadge.clipsToBounds = true

        timeLabel.font = .systemFont(ofSize: 14, weight: .medium)
        timeLabel.textColor = AppColor.textPrimary

        coordinateLabel.font = .systemFont(ofSize: 12)
        coordinateLabel.textColor = AppColor.textSecondary

        addressLabel.font = .systemFont(ofSize: 13)
        addressLabel.textColor = AppColor.textPrimary
        addressLabel.numberOfLines = 2

        remarkLabel.font = .systemFont(ofSize: 12)
        remarkLabel.textColor = AppColor.textTertiary
        remarkLabel.numberOfLines = 2

        let stack = UIStackView(arrangedSubviews: [timeLabel, coordinateLabel, addressLabel, remarkLabel])
        stack.axis = .vertical
        stack.spacing = 6

        card.addSubview(typeBadge)
        card.addSubview(stack)
        contentView.addSubview(card)

        card.snp.makeConstraints { make in
            make.edges.equalToSuperview().inset(UIEdgeInsets(top: 6, left: 16, bottom: 6, right: 16))
        }
        typeBadge.snp.makeConstraints { make in
            make.top.leading.equalToSuperview().offset(12)
            make.height.equalTo(22)
            make.width.greaterThanOrEqualTo(64)
        }
        stack.snp.makeConstraints { make in
            make.top.equalTo(typeBadge.snp.bottom).offset(8)
            make.leading.trailing.bottom.equalToSuperview().inset(12)
        }
    }

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

    func apply(item: LocationReportHistoryItem) {
        let filterType = item.filterType
        typeBadge.text = "  \(filterType.displayName)  "
        typeBadge.textColor = UIColor(hex: filterType.tagColorHex)
        typeBadge.backgroundColor = UIColor(hex: filterType.tagColorHex).withAlphaComponent(0.12)
        timeLabel.text = item.createdAt.isEmpty ? "--" : item.createdAt
        coordinateLabel.text = "经纬度：\(item.latitude), \(item.longitude)"
        addressLabel.text = item.address.isEmpty ? "--" : item.address
        if item.remark.isEmpty {
            remarkLabel.isHidden = true
        } else {
            remarkLabel.isHidden = false
            remarkLabel.text = "备注：\(item.remark)"
        }
    }
}

/// 筛选与日期工具栏。
final class LocationReportHistoryFilterBar: UIView {

    var onFilterTap: (() -> Void)?
    var onDateFilterTap: (() -> Void)?
    var onClearDates: (() -> Void)?

    private let filterButton = UIButton(type: .system)
    private let dateButton = UIButton(type: .system)
    private let startLabel = UILabel()
    private let endLabel = UILabel()
    private let clearButton = UIButton(type: .system)
    private let dateRangeStack = UIStackView()

    override init(frame: CGRect) {
        super.init(frame: frame)
        backgroundColor = .white

        filterButton.setTitle("全部", for: .normal)
        filterButton.setTitleColor(AppColor.textPrimary, for: .normal)
        filterButton.titleLabel?.font = .systemFont(ofSize: 14)
        filterButton.setImage(UIImage(systemName: "chevron.down"), for: .normal)
        filterButton.semanticContentAttribute = .forceRightToLeft
        filterButton.addTarget(self, action: #selector(filterTapped), for: .touchUpInside)

        dateButton.setTitle("时间筛选", for: .normal)
        dateButton.setTitleColor(AppColor.primary, for: .normal)
        dateButton.titleLabel?.font = .systemFont(ofSize: 14)
        dateButton.addTarget(self, action: #selector(dateTapped), for: .touchUpInside)

        startLabel.font = .systemFont(ofSize: 13)
        endLabel.font = .systemFont(ofSize: 13)
        startLabel.textColor = AppColor.textSecondary
        endLabel.textColor = AppColor.textSecondary

        clearButton.setTitle("清除", for: .normal)
        clearButton.setTitleColor(AppColor.danger, for: .normal)
        clearButton.titleLabel?.font = .systemFont(ofSize: 13)
        clearButton.addTarget(self, action: #selector(clearTapped), for: .touchUpInside)

        dateRangeStack.axis = .horizontal
        dateRangeStack.spacing = 8
        dateRangeStack.alignment = .center
        dateRangeStack.addArrangedSubview(startLabel)
        dateRangeStack.addArrangedSubview(UILabel(text: "至"))
        dateRangeStack.addArrangedSubview(endLabel)
        dateRangeStack.addArrangedSubview(clearButton)
        dateRangeStack.isHidden = true

        let topRow = UIStackView(arrangedSubviews: [filterButton, UIView(), dateButton])
        topRow.axis = .horizontal

        let stack = UIStackView(arrangedSubviews: [topRow, dateRangeStack])
        stack.axis = .vertical
        stack.spacing = 8
        addSubview(stack)
        stack.snp.makeConstraints { make in
            make.edges.equalToSuperview().inset(12)
        }
    }

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

    func apply(filterTitle: String, startText: String, endText: String, showsDateRange: Bool) {
        filterButton.setTitle(filterTitle, for: .normal)
        startLabel.text = startText
        endLabel.text = endText
        dateRangeStack.isHidden = !showsDateRange
    }

    @objc private func filterTapped() { onFilterTap?() }
    @objc private func dateTapped() { onDateFilterTap?() }
    @objc private func clearTapped() { onClearDates?() }
}

private extension UILabel {
    convenience init(text: String) {
        self.init()
        self.text = text
        font = .systemFont(ofSize: 13)
        textColor = AppColor.textSecondary
    }
}