297 lines
11 KiB
Swift
297 lines
11 KiB
Swift
//
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// CreateTravelAlbumSheetViewController.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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/// 新建相册任务底部 Sheet，对齐 Android `CreateTravelAlbumModal`。
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final class CreateTravelAlbumSheetViewController: BaseViewController {
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var onDismissed: (() -> Void)?
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private let viewModel: TravelAlbumEntryViewModel
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private let api: any TravelAlbumServing
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private let mode: TravelAlbumEntryViewModel.CreateMode = .preShoot
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private let scrollView = UIScrollView()
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private let contentView = UIView()
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private let titleLabel = UILabel()
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private let preShootCard = TravelAlbumModeOptionView()
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private let fieldsStack = UIStackView()
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private let freeCountField = UITextField()
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private let singlePriceField = UITextField()
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private let packagePriceField = UITextField()
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private let cancelButton = UIButton(type: .system)
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private let confirmButton = UIButton(type: .system)
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init(viewModel: TravelAlbumEntryViewModel, api: any TravelAlbumServing) {
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self.viewModel = viewModel
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self.api = api
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super.init(nibName: nil, bundle: nil)
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modalPresentationStyle = .pageSheet
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if let sheetPresentationController {
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sheetPresentationController.detents = [.medium(), .large()]
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sheetPresentationController.prefersGrabberVisible = false
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}
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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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override func setupNavigationBar() {}
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override func setupUI() {
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view.backgroundColor = .white
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titleLabel.text = "新建相册任务"
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titleLabel.font = .systemFont(ofSize: 18, weight: .semibold)
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titleLabel.textColor = AppColor.textPrimary
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titleLabel.textAlignment = .center
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preShootCard.apply(
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title: "先拍再买",
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desc: "拍完后分享给用户，用户在小程序上选择性购买",
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selected: true
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)
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fieldsStack.axis = .vertical
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fieldsStack.spacing = 14
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configureTextField(freeCountField, placeholder: "请输入免费张数", keyboardType: .numberPad)
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configureTextField(singlePriceField, placeholder: "请输入单张照片价格", keyboardType: .decimalPad)
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configureTextField(packagePriceField, placeholder: "请输入打包价格", keyboardType: .decimalPad)
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configureActionButton(cancelButton, title: "取消", backgroundColor: UIColor(hex: 0xF4F4F4), titleColor: AppColor.textSecondary)
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configureActionButton(confirmButton, title: "确定", backgroundColor: AppColor.primary, titleColor: .white)
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view.addSubview(scrollView)
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scrollView.addSubview(contentView)
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[titleLabel, preShootCard, fieldsStack, cancelButton, confirmButton].forEach(contentView.addSubview)
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rebuildFields()
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}
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override func setupConstraints() {
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scrollView.snp.makeConstraints { make in
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make.edges.equalTo(view.safeAreaLayoutGuide)
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}
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contentView.snp.makeConstraints { make in
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make.edges.equalToSuperview()
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make.width.equalToSuperview()
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}
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titleLabel.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(18)
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make.leading.trailing.equalToSuperview().inset(20)
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}
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preShootCard.snp.makeConstraints { make in
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make.top.equalTo(titleLabel.snp.bottom).offset(18)
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make.leading.trailing.equalToSuperview().inset(16)
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}
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fieldsStack.snp.makeConstraints { make in
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make.top.equalTo(preShootCard.snp.bottom).offset(18)
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make.leading.trailing.equalTo(preShootCard)
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}
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cancelButton.snp.makeConstraints { make in
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make.top.equalTo(fieldsStack.snp.bottom).offset(22)
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make.leading.equalToSuperview().offset(16)
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make.height.equalTo(48)
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make.width.equalTo(confirmButton)
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make.bottom.equalToSuperview().offset(-16)
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}
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confirmButton.snp.makeConstraints { make in
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make.top.height.width.equalTo(cancelButton)
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make.leading.equalTo(cancelButton.snp.trailing).offset(12)
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make.trailing.equalToSuperview().offset(-16)
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}
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}
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override func bindActions() {
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cancelButton.addTarget(self, action: #selector(cancelTapped), for: .touchUpInside)
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confirmButton.addTarget(self, action: #selector(confirmTapped), for: .touchUpInside)
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[freeCountField, singlePriceField, packagePriceField].forEach {
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$0.addTarget(self, action: #selector(textFieldEditingChanged(_:)), for: .editingChanged)
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}
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}
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override func viewDidDisappear(_ animated: Bool) {
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super.viewDidDisappear(animated)
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if isBeingDismissed {
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onDismissed?()
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}
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}
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private func configureTextField(_ field: UITextField, placeholder: String, keyboardType: UIKeyboardType) {
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field.placeholder = placeholder
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field.keyboardType = keyboardType
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field.font = .systemFont(ofSize: 14)
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field.layer.cornerRadius = 8
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field.layer.borderWidth = 1
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field.layer.borderColor = AppColor.border.cgColor
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field.leftView = UIView(frame: CGRect(x: 0, y: 0, width: 12, height: 1))
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field.leftViewMode = .always
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field.snp.makeConstraints { make in
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make.height.equalTo(44)
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}
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}
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private func configureActionButton(_ button: UIButton, title: String, backgroundColor: UIColor, titleColor: UIColor) {
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button.setTitle(title, for: .normal)
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button.setTitleColor(titleColor, for: .normal)
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button.titleLabel?.font = .systemFont(ofSize: 16, weight: .medium)
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button.backgroundColor = backgroundColor
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button.layer.cornerRadius = 10
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}
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private func rebuildFields() {
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fieldsStack.arrangedSubviews.forEach { $0.removeFromSuperview() }
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fieldsStack.addArrangedSubview(makeFieldGroup(title: "免费张数", required: false, field: freeCountField))
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fieldsStack.addArrangedSubview(makeFieldGroup(title: "单张照片价格（元）", required: true, field: singlePriceField))
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fieldsStack.addArrangedSubview(makeFieldGroup(title: "打包价格（元）", required: false, field: packagePriceField))
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}
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private func makeFieldGroup(title: String, required: Bool, field: UITextField) -> UIView {
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let container = UIView()
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let label = UILabel()
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label.attributedText = fieldTitle(title, required: required)
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container.addSubview(label)
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container.addSubview(field)
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label.snp.makeConstraints { make in
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make.top.leading.trailing.equalToSuperview()
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}
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field.snp.makeConstraints { make in
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make.top.equalTo(label.snp.bottom).offset(8)
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make.leading.trailing.bottom.equalToSuperview()
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}
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return container
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}
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private func fieldTitle(_ text: String, required: Bool) -> NSAttributedString {
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let result = NSMutableAttributedString(
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string: text,
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attributes: [.font: UIFont.systemFont(ofSize: 14, weight: .medium), .foregroundColor: AppColor.textPrimary]
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)
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if required {
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result.append(NSAttributedString(string: " *", attributes: [.foregroundColor: UIColor.red]))
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}
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return result
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}
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@objc private func cancelTapped() {
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dismiss(animated: true)
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}
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@objc private func confirmTapped() {
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Task {
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await viewModel.confirmCreate(
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mode: mode,
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freeCount: freeCountField.text ?? "",
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singlePrice: singlePriceField.text ?? "",
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packagePrice: packagePriceField.text ?? "",
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order: nil,
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api: api
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)
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await MainActor.run {
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if !viewModel.isCreateSheetVisible {
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dismiss(animated: true)
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}
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}
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}
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}
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@objc private func textFieldEditingChanged(_ field: UITextField) {
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let text = field.text ?? ""
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if field === freeCountField {
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field.text = text.filter(\.isNumber)
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} else {
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field.text = sanitizeMoneyInput(text)
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}
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}
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private func sanitizeMoneyInput(_ value: String) -> String {
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var result = ""
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var hasDot = false
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for char in value {
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if char.isNumber {
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result.append(char)
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} else if char == ".", !hasDot {
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result.append(char)
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hasDot = true
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}
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}
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guard !result.isEmpty else { return "" }
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if result.hasPrefix(".") {
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result = "0" + result
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}
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guard let dotIndex = result.firstIndex(of: ".") else {
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let trimmed = result.drop { $0 == "0" }
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return trimmed.isEmpty ? "0" : String(trimmed)
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}
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let integerPart = result[..<dotIndex].drop { $0 == "0" }
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let decimalStart = result.index(after: dotIndex)
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let decimal = result[decimalStart...].prefix(2)
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return "\(integerPart.isEmpty ? "0" : String(integerPart)).\(decimal)"
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}
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}
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/// 新建相册模式选择卡片。
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private final class TravelAlbumModeOptionView: UIControl {
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private let dotView = UIView()
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private let innerDotView = UIView()
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private let titleLabel = UILabel()
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private let descLabel = UILabel()
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override init(frame: CGRect) {
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super.init(frame: frame)
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layer.cornerRadius = 10
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layer.borderWidth = 1
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dotView.layer.cornerRadius = 10
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innerDotView.backgroundColor = .white
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innerDotView.layer.cornerRadius = 3.5
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titleLabel.font = .systemFont(ofSize: 15, weight: .semibold)
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descLabel.font = .systemFont(ofSize: 12)
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descLabel.textColor = AppColor.textSecondary
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descLabel.numberOfLines = 0
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addSubview(dotView)
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dotView.addSubview(innerDotView)
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addSubview(titleLabel)
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addSubview(descLabel)
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dotView.snp.makeConstraints { make in
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make.leading.top.equalToSuperview().offset(14)
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make.size.equalTo(20)
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}
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innerDotView.snp.makeConstraints { make in
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make.center.equalToSuperview()
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make.size.equalTo(7)
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}
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titleLabel.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(14)
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make.leading.equalTo(dotView.snp.trailing).offset(10)
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make.trailing.equalToSuperview().offset(-14)
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}
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descLabel.snp.makeConstraints { make in
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make.top.equalTo(titleLabel.snp.bottom).offset(4)
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make.leading.trailing.equalTo(titleLabel)
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make.bottom.equalToSuperview().offset(-14)
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}
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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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func apply(title: String, desc: String, selected: Bool) {
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titleLabel.text = title
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descLabel.text = desc
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backgroundColor = selected ? AppColor.primary.withAlphaComponent(0.06) : .white
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layer.borderColor = (selected ? AppColor.primary : AppColor.border).cgColor
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titleLabel.textColor = selected ? AppColor.primary : AppColor.textPrimary
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dotView.backgroundColor = selected ? AppColor.primary : .clear
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dotView.layer.borderWidth = selected ? 0 : 2
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dotView.layer.borderColor = AppColor.border.cgColor
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innerDotView.isHidden = !selected
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}
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}
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