353 lines
13 KiB
Swift
353 lines
13 KiB
Swift
//
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// WithdrawViewController.swift
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// suixinkan
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//
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import SnapKit
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import UIKit
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/// 提现申请页面，对齐 Android `WithdrawScreen`。
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final class WithdrawViewController: BaseViewController {
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var onSubmitSuccess: (() -> Void)?
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private let viewModel: WithdrawViewModel
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private let walletAPI: any WalletPageServing
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private let scrollView = UIScrollView()
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private let contentStack = UIStackView()
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private let bottomBar = UIView()
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private let submitButton = AppButton(title: "立即提现")
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private let amountField = UITextField()
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private let codeField = UITextField()
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private let codeButton = UIButton(type: .system)
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private let withdrawableLabel = UILabel()
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private let limitLabel = UILabel()
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private let phoneLabel = UILabel()
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private let bankCardLabel = UILabel()
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private let bankHolderLabel = UILabel()
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private let settlementLabel = UILabel()
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private let infoStack = UIStackView()
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private var countdownTimer: Timer?
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private var lastShownMessage: String?
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/// 初始化提现申请页面。
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init(
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viewModel: WithdrawViewModel = WithdrawViewModel(),
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walletAPI: any WalletPageServing = NetworkServices.shared.walletAPI
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) {
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self.viewModel = viewModel
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self.walletAPI = walletAPI
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super.init(nibName: nil, bundle: nil)
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}
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@available(*, unavailable)
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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deinit {
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countdownTimer?.invalidate()
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}
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override func setupNavigationBar() {
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title = "提现设置"
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}
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override func setupUI() {
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view.backgroundColor = UIColor(hex: 0xF5F6F8)
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contentStack.axis = .vertical
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contentStack.spacing = 16
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bottomBar.backgroundColor = .white
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view.addSubview(scrollView)
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scrollView.addSubview(contentStack)
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view.addSubview(bottomBar)
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bottomBar.addSubview(submitButton)
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contentStack.addArrangedSubview(makeAmountCard())
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contentStack.addArrangedSubview(makeBankCard())
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contentStack.addArrangedSubview(makeSettlementCard())
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contentStack.addArrangedSubview(makeInfoCard())
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}
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override func setupConstraints() {
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bottomBar.snp.makeConstraints { make in
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make.leading.trailing.bottom.equalToSuperview()
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}
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submitButton.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(16)
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make.leading.trailing.equalToSuperview().inset(16)
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make.bottom.equalTo(view.safeAreaLayoutGuide).inset(16)
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}
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scrollView.snp.makeConstraints { make in
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make.top.leading.trailing.equalToSuperview()
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make.bottom.equalTo(bottomBar.snp.top)
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}
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contentStack.snp.makeConstraints { make in
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make.edges.equalToSuperview().inset(16)
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make.width.equalTo(scrollView).offset(-32)
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}
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}
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override func bindActions() {
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viewModel.onStateChange = { [weak self] in
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Task { @MainActor in self?.applyState() }
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}
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amountField.addTarget(self, action: #selector(amountChanged), for: .editingChanged)
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codeField.addTarget(self, action: #selector(codeChanged), for: .editingChanged)
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codeButton.addTarget(self, action: #selector(sendCodeTapped), for: .touchUpInside)
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submitButton.addTarget(self, action: #selector(submitTapped), for: .touchUpInside)
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Task { await viewModel.load(api: walletAPI) }
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}
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private func applyState() {
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amountField.text = viewModel.amount
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codeField.text = viewModel.verificationCode
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if let info = viewModel.withdrawInfo {
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withdrawableLabel.text = WalletViewModel.formatAmount(info.amountWithdrawable)
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limitLabel.text = "单笔最高提现 \(WalletViewModel.formatAmount(info.maxSingleWithdrawAmount)), 单日最高提现 \(WalletViewModel.formatAmount(info.maxDailyWithdrawAmount))"
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phoneLabel.text = "验证码将发送至: \(maskPhone(info.userPhone))"
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bankCardLabel.text = "\(info.bankCard.bankName) (尾号\(lastFour(info.bankCard.cardNumber)))"
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bankHolderLabel.text = info.bankCard.realName
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settlementLabel.text = info.settlement
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applyInfoLines(info.withdrawInfo)
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}
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codeButton.setTitle(viewModel.countdown > 0 ? "\(viewModel.countdown)s" : "获取验证码", for: .normal)
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codeButton.isEnabled = viewModel.countdown == 0
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submitButton.isEnabled = viewModel.canSubmit
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if viewModel.countdown > 0 { startCountdownTimerIfNeeded() }
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showMessageIfNeeded(viewModel.statusMessage)
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showMessageIfNeeded(viewModel.errorMessage)
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}
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private func makeAmountCard() -> UIView {
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let card = makeCard()
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let title = makeTitle("提现金额")
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let row = UIStackView()
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row.axis = .horizontal
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row.alignment = .center
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row.spacing = 16
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let withdrawableTitle = makeBodyLabel("可提现金额", color: .black, weight: .medium)
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withdrawableLabel.font = .systemFont(ofSize: 14, weight: .medium)
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withdrawableLabel.textColor = UIColor(hex: 0x0073FF)
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row.addArrangedSubview(withdrawableTitle)
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row.addArrangedSubview(withdrawableLabel)
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let amountContainer = borderedInputContainer()
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amountField.placeholder = "请输入金额"
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amountField.keyboardType = .decimalPad
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amountField.font = .systemFont(ofSize: 14)
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let allButton = UIButton(type: .system)
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allButton.setTitle("全部提现", for: .normal)
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allButton.setTitleColor(UIColor(hex: 0x0073FF), for: .normal)
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allButton.titleLabel?.font = .systemFont(ofSize: 14)
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allButton.addTarget(self, action: #selector(withdrawAllTapped), for: .touchUpInside)
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amountContainer.addSubview(amountField)
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amountContainer.addSubview(allButton)
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amountField.snp.makeConstraints { make in
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make.leading.equalToSuperview().offset(12)
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make.top.bottom.equalToSuperview()
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make.trailing.equalTo(allButton.snp.leading).offset(-8)
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}
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allButton.snp.makeConstraints { make in
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make.trailing.equalToSuperview().inset(12)
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make.centerY.equalToSuperview()
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}
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limitLabel.font = .systemFont(ofSize: 12)
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limitLabel.textColor = UIColor(hex: 0x9CA3AF)
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phoneLabel.font = .systemFont(ofSize: 12)
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phoneLabel.textColor = UIColor(hex: 0x4B5563)
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let codeRow = UIStackView()
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codeRow.axis = .horizontal
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codeRow.spacing = 12
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let codeContainer = borderedInputContainer()
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codeField.placeholder = "请输入验证码"
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codeField.keyboardType = .numberPad
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codeField.font = .systemFont(ofSize: 14)
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codeContainer.addSubview(codeField)
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codeField.snp.makeConstraints { make in make.edges.equalToSuperview().inset(UIEdgeInsets(top: 0, left: 12, bottom: 0, right: 12)) }
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codeButton.setTitle("获取验证码", for: .normal)
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codeButton.setTitleColor(UIColor(hex: 0x0073FF), for: .normal)
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codeButton.titleLabel?.font = .systemFont(ofSize: 14, weight: .medium)
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codeButton.layer.borderWidth = 1
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codeButton.layer.borderColor = UIColor(hex: 0xEEEEEE).cgColor
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codeButton.layer.cornerRadius = 4
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codeRow.addArrangedSubview(codeContainer)
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codeRow.addArrangedSubview(codeButton)
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codeContainer.snp.makeConstraints { make in make.height.equalTo(46) }
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codeButton.snp.makeConstraints { make in make.width.equalTo(100) }
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let stack = UIStackView(arrangedSubviews: [title, row, amountContainer, limitLabel, phoneLabel, codeRow])
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stack.axis = .vertical
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stack.spacing = 12
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card.addSubview(stack)
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stack.snp.makeConstraints { make in make.edges.equalToSuperview().inset(16) }
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amountContainer.snp.makeConstraints { make in make.height.equalTo(46) }
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return card
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}
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private func makeBankCard() -> UIView {
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let card = makeCard()
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let title = makeTitle("银行卡信息")
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let inner = makeInnerPanel()
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bankCardLabel.font = .systemFont(ofSize: 14, weight: .medium)
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bankCardLabel.textColor = UIColor(hex: 0x333333)
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bankHolderLabel.font = .systemFont(ofSize: 14)
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bankHolderLabel.textColor = UIColor(hex: 0x4B5563)
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let innerStack = UIStackView(arrangedSubviews: [bankCardLabel, bankHolderLabel])
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innerStack.axis = .vertical
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innerStack.spacing = 12
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inner.addSubview(innerStack)
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innerStack.snp.makeConstraints { make in make.edges.equalToSuperview().inset(16) }
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let stack = UIStackView(arrangedSubviews: [title, inner])
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stack.axis = .vertical
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stack.spacing = 8
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card.addSubview(stack)
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stack.snp.makeConstraints { make in make.edges.equalToSuperview().inset(16) }
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return card
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}
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private func makeSettlementCard() -> UIView {
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let card = makeCard()
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let title = makeTitle("预计到账时间")
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let inner = makeInnerPanel()
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settlementLabel.font = .systemFont(ofSize: 14)
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settlementLabel.textColor = UIColor(hex: 0x4B5563)
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settlementLabel.numberOfLines = 0
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inner.addSubview(settlementLabel)
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settlementLabel.snp.makeConstraints { make in make.edges.equalToSuperview().inset(16) }
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let stack = UIStackView(arrangedSubviews: [title, inner])
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stack.axis = .vertical
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stack.spacing = 8
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card.addSubview(stack)
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stack.snp.makeConstraints { make in make.edges.equalToSuperview().inset(16) }
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return card
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}
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private func makeInfoCard() -> UIView {
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let card = makeCard()
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let title = makeTitle("提现说明")
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let inner = makeInnerPanel()
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infoStack.axis = .vertical
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infoStack.spacing = 4
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inner.addSubview(infoStack)
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infoStack.snp.makeConstraints { make in make.edges.equalToSuperview().inset(16) }
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let stack = UIStackView(arrangedSubviews: [title, inner])
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stack.axis = .vertical
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stack.spacing = 8
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card.addSubview(stack)
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stack.snp.makeConstraints { make in make.edges.equalToSuperview().inset(16) }
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return card
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}
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private func makeCard() -> UIView {
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let view = UIView()
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view.backgroundColor = .white
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view.layer.cornerRadius = 12
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view.clipsToBounds = true
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return view
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}
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private func makeInnerPanel() -> UIView {
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let view = UIView()
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view.backgroundColor = UIColor(hex: 0xF4F4F4)
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view.layer.cornerRadius = 8
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view.layer.borderWidth = 1
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view.layer.borderColor = UIColor(hex: 0xEEEEEE).cgColor
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return view
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}
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private func borderedInputContainer() -> UIView {
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let view = UIView()
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view.layer.cornerRadius = 4
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view.layer.borderWidth = 1
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view.layer.borderColor = UIColor(hex: 0xEEEEEE).cgColor
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return view
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}
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private func makeTitle(_ text: String) -> UILabel {
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let label = UILabel()
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label.text = text
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label.font = .systemFont(ofSize: 18, weight: .medium)
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label.textColor = .black
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return label
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}
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private func makeBodyLabel(_ text: String, color: UIColor, weight: UIFont.Weight = .regular) -> UILabel {
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let label = UILabel()
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label.text = text
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label.font = .systemFont(ofSize: 14, weight: weight)
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label.textColor = color
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return label
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}
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private func applyInfoLines(_ lines: [String]) {
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infoStack.arrangedSubviews.forEach { $0.removeFromSuperview() }
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lines.forEach { text in
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let label = makeBodyLabel(text, color: UIColor(hex: 0x4B5563))
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label.numberOfLines = 0
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infoStack.addArrangedSubview(label)
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}
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}
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private func showMessageIfNeeded(_ message: String?) {
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guard let message, !message.isEmpty, message != lastShownMessage else { return }
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lastShownMessage = message
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showToast(message)
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}
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private func startCountdownTimerIfNeeded() {
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guard countdownTimer == nil else { return }
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countdownTimer = Timer.scheduledTimer(withTimeInterval: 1, repeats: true) { [weak self] timer in
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guard let self else { return }
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self.viewModel.decrementCountdown()
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if self.viewModel.countdown == 0 {
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timer.invalidate()
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self.countdownTimer = nil
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}
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}
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}
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private func maskPhone(_ phone: String) -> String {
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guard phone.count >= 7 else { return phone }
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let prefix = phone.prefix(3)
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let suffix = phone.suffix(4)
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return "\(prefix)****\(suffix)"
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}
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private func lastFour(_ cardNumber: String) -> String {
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String(cardNumber.suffix(4))
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}
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@objc private func amountChanged() {
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viewModel.updateAmount(amountField.text ?? "")
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}
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@objc private func codeChanged() {
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viewModel.updateVerificationCode(codeField.text ?? "")
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}
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@objc private func withdrawAllTapped() {
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viewModel.withdrawAll()
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}
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@objc private func sendCodeTapped() {
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Task { await viewModel.requestVerificationCode(api: walletAPI) }
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}
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@objc private func submitTapped() {
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Task {
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showLoading()
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let success = await viewModel.submit(api: walletAPI)
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hideLoading()
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if success {
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onSubmitSuccess?()
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navigationController?.popViewController(animated: true)
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}
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}
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}
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}
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