//
//  PilotCertificationViewController.swift
//  suixinkan
//
//  Created by Codex on 2026/6/26.
//

import SnapKit
import UIKit

/// 飞手认证页。
final class PilotCertificationViewController: ModuleTableViewController {
    private let viewModel = PilotCertificationViewModel()
    private let statusLabel = UILabel()

    /// 视图加载完成后的 UI 初始化与数据绑定。
    override func viewDidLoad() {
        title = "飞手认证"
        navigationItem.rightBarButtonItem = UIBarButtonItem(
            title: "提交",
            style: .done,
            target: self,
            action: #selector(submit)
        )
        super.viewDidLoad()
        setupHeader()
        wireViewModel(viewModel) { [weak self] in self?.updateHeader() }
    }

    /// 初始化Header相关 UI 或状态。
    private func setupHeader() {
        statusLabel.numberOfLines = 0
        statusLabel.font = .systemFont(ofSize: 14)
        statusLabel.textColor = AppDesign.textSecondary
        statusLabel.frame = CGRect(x: 0, y: 0, width: view.bounds.width, height: 80)
        tableView.tableHeaderView = statusLabel
    }

    /// 返回列表 section 数量。
    override func numberOfTableSections() -> Int { 2 }

    /// 返回指定 section 行数。
    override func tableRowCount(in section: Int) -> Int {
        section == 0 ? formRows.count : 1
    }

    /// section 标题。
    override func tableSectionTitle(for section: Int) -> String? {
        section == 0 ? "认证信息" : "操作"
    }

    /// 提供自定义 Cell。
    override func tableCell(for indexPath: IndexPath, row: ModuleTableRow, in tableView: UITableView) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(
            withIdentifier: TitleSubtitleTableViewCell.reuseIdentifier,
            for: indexPath
        ) as! TitleSubtitleTableViewCell
        if indexPath.section == 0 {
            let row = formRows[indexPath.row]
            cell.configure(title: row.title, subtitle: row.value)
        } else {
            cell.configure(title: "发送验证码", subtitle: viewModel.phone)
        }
        return cell
    }

    /// 处理行选中。
    override func didSelectTableRow(at indexPath: IndexPath) {
        if indexPath.section == 1 {
            Task {
                do {
                    try await viewModel.sendCode(api: services.pilotCertificationAPI)
                    showToast("验证码已发送")
                } catch {
                    showToast(error.localizedDescription)
                }
            }
        }
    }

    /// 刷新Content。
    override func reloadContent() async {
        await viewModel.load(api: services.pilotCertificationAPI, realNameAPI: services.profileAPI)
        updateHeader()
    }

    /// 提交。
    @objc private func submit() {
        Task {
            do {
                try await viewModel.submit(
                    api: services.pilotCertificationAPI,
                    uploader: services.ossUploadService,
                    scenicId: services.currentScenicId
                )
                services.toastCenter.show("提交成功")
            } catch {
                services.toastCenter.show(error.localizedDescription)
            }
        }
    }

    private var formRows: [(title: String, value: String)] {
        [
            ("姓名", viewModel.name),
            ("证件号", viewModel.certNo),
            ("手机号", viewModel.phone),
            ("无人机型号", viewModel.droneModel),
            ("序列号", viewModel.droneSerialNo)
        ]
    }

    /// 更新Header状态。
    private func updateHeader() {
        let status = viewModel.auditStatusText
        statusLabel.text = "状态：\(status)\n\(viewModel.statusMessage ?? "")"
    }
}

extension PilotCertificationViewModel: ViewModelBindable {}