汉秋
26f4d0e671
Lower deployment target to iOS 16, replace @Observable with ObservableObject, add navigation and UI compatibility shims, and include login smoke UI tests. Co-authored-by: Cursor <cursoragent@cursor.com>
244 lines
10 KiB
Swift
244 lines
10 KiB
Swift
//
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// ScenicSelectionView.swift
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// suixinkan
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//
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// Created by Codex on 2026/6/23.
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//
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import CoreLocation
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import SwiftUI
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/// 景区选择页面，支持搜索、定位距离展示和切换当前景区。
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struct ScenicSelectionView: View {
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@EnvironmentObject private var accountContext: AccountContext
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@EnvironmentObject private var permissionContext: PermissionContext
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@Environment(\.accountSnapshotStore) private var snapshotStore
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@Environment(\.dismiss) private var dismiss
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@StateObject private var viewModel = ScenicSelectionViewModel()
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@State private var locationProvider = ScenicSelectionLocationProvider()
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var body: some View {
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VStack(spacing: 0) {
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applyBanner
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searchBar
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currentLocationBar
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content
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}
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.background(AppDesign.backgroundColor.ignoresSafeArea())
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.navigationTitle("景区选择")
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.navigationBarTitleDisplayMode(.inline)
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.task {
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viewModel.reload(from: accountContext)
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requestLocation()
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}
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}
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private var applyBanner: some View {
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NavigationLink(value: AppRoute.home(.permissionApply)) {
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HStack(spacing: 10) {
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Image(systemName: "building.2.fill")
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.font(.system(size: AppMetrics.ControlSize.checkboxIcon, weight: .semibold))
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.foregroundStyle(AppDesign.warning)
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Text("希望开通更多景区权限")
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.font(.system(size: AppMetrics.FontSize.subheadline, weight: .medium))
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.foregroundStyle(AppDesign.warning)
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.lineLimit(1)
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Spacer()
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Text("立即申请")
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.font(.system(size: AppMetrics.FontSize.subheadline, weight: .semibold))
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Image(systemName: "chevron.right")
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.font(.system(size: AppMetrics.FontSize.caption, weight: .bold))
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}
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.foregroundStyle(AppDesign.warning)
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.padding(.horizontal, AppMetrics.Spacing.medium)
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.frame(height: 56)
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.background(Color(hex: 0xFFF0E2))
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}
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.buttonStyle(.plain)
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}
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private var searchBar: some View {
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HStack(spacing: AppMetrics.Spacing.small) {
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Image(systemName: "magnifyingglass")
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.font(.system(size: AppMetrics.ControlSize.checkboxIcon))
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.foregroundStyle(AppDesign.placeholder)
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TextField("搜索景区", text: $viewModel.searchQuery)
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.font(.system(size: AppMetrics.FontSize.subheadline))
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.textInputAutocapitalization(.never)
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.autocorrectionDisabled(true)
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.tint(AppDesign.primary)
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}
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.padding(.horizontal, AppMetrics.Spacing.medium)
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.frame(height: AppMetrics.ControlSize.inputHeight)
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.background(Color(hex: 0xF2F4F8), in: RoundedRectangle(cornerRadius: AppMetrics.CornerRadius.input))
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.padding(.horizontal, AppMetrics.Spacing.medium)
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.padding(.top, AppMetrics.Spacing.medium)
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}
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private var currentLocationBar: some View {
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VStack(alignment: .leading, spacing: AppMetrics.Spacing.xSmall) {
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HStack(spacing: AppMetrics.Spacing.xSmall) {
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Image(systemName: "location.fill")
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.font(.system(size: AppMetrics.ControlSize.smallIcon, weight: .semibold))
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.foregroundStyle(AppDesign.textPrimary)
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Text(viewModel.currentLocationText)
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.font(.system(size: AppMetrics.FontSize.subheadline))
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.foregroundStyle(AppDesign.textPrimary)
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.lineLimit(1)
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.frame(maxWidth: .infinity, alignment: .leading)
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Button("当前定位地址") {
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requestLocation()
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}
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.font(.system(size: AppMetrics.FontSize.caption, weight: .medium))
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.foregroundStyle(AppDesign.primary)
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.buttonStyle(.plain)
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}
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if let warning = viewModel.locationWarning {
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Text(warning)
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.font(.system(size: AppMetrics.FontSize.caption))
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.foregroundStyle(AppDesign.warning)
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.lineLimit(2)
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}
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}
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.padding(.horizontal, AppMetrics.Spacing.medium)
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.padding(.vertical, AppMetrics.Spacing.small)
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}
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@ViewBuilder
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private var content: some View {
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ScrollView {
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if viewModel.filteredItems.isEmpty {
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AppContentUnavailableView(
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"暂无可选景区",
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systemImage: "mountain.2",
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description: Text("可尝试清空搜索关键词或刷新定位。")
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)
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.frame(maxWidth: .infinity, minHeight: 240)
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.padding(.top, AppMetrics.Spacing.xLarge)
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} else {
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LazyVStack(spacing: AppMetrics.Spacing.small) {
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ForEach(viewModel.filteredItems) { scenic in
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ScenicSelectionCard(
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scenic: scenic,
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isSelected: accountContext.currentScenic?.id == scenic.id
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) {
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viewModel.select(
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scenicId: scenic.id,
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accountContext: accountContext,
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permissionContext: permissionContext,
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snapshotStore: snapshotStore
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)
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dismiss()
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}
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}
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}
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.padding(.horizontal, AppMetrics.Spacing.large)
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.padding(.bottom, AppMetrics.Spacing.xLarge)
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}
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}
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}
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/// 请求当前位置，并把定位结果回写 ViewModel。
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private func requestLocation() {
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viewModel.currentLocationText = "定位中..."
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viewModel.locationWarning = nil
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locationProvider.onLocation = { location in
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Task { @MainActor in
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viewModel.applyCurrentLocation(
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latitude: location.coordinate.latitude,
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longitude: location.coordinate.longitude
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)
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}
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}
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locationProvider.onFailure = { message in
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Task { @MainActor in
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viewModel.applyLocationFailure(message)
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}
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}
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locationProvider.request()
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}
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}
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/// 景区选择卡片，展示封面、名称、地址、距离和状态。
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private struct ScenicSelectionCard: View {
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let scenic: ScenicSelectionItem
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let isSelected: Bool
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let onTap: () -> Void
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var body: some View {
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Button(action: onTap) {
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HStack(spacing: AppMetrics.Spacing.small) {
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RemoteImage(urlString: scenic.coverURLString) {
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ZStack {
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Color(hex: 0xF0F0F0)
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Image(systemName: "photo")
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.font(.system(size: AppMetrics.FontSize.title, weight: .medium))
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.foregroundStyle(Color(hex: 0xAAB2BD))
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}
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}
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.frame(width: 80, height: 80)
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.clipShape(RoundedRectangle(cornerRadius: 6))
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VStack(alignment: .leading, spacing: AppMetrics.Spacing.xSmall) {
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HStack(spacing: AppMetrics.Spacing.xSmall) {
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Text(scenic.name)
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.font(.system(size: AppMetrics.FontSize.body, weight: .bold))
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.foregroundStyle(AppDesign.textPrimary)
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.lineLimit(1)
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statusBadge
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}
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HStack(spacing: AppMetrics.Spacing.xxSmall) {
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Text(scenic.distanceText)
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.font(.system(size: AppMetrics.FontSize.subheadline))
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.foregroundStyle(AppDesign.textPrimary)
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.fixedSize()
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Text(scenic.address)
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.font(.system(size: AppMetrics.FontSize.caption))
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.foregroundStyle(AppDesign.textSecondary)
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.lineLimit(1)
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}
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if isSelected {
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Label("当前景区", systemImage: "checkmark.circle.fill")
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.font(.system(size: AppMetrics.FontSize.caption, weight: .semibold))
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.foregroundStyle(AppDesign.primary)
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}
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}
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.frame(maxWidth: .infinity, alignment: .leading)
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}
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.padding(AppMetrics.Spacing.small)
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.frame(minHeight: 104)
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.background(.white, in: RoundedRectangle(cornerRadius: 8))
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.overlay {
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RoundedRectangle(cornerRadius: 8)
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.stroke(isSelected ? AppDesign.primary : Color(hex: 0xEEF2F7), lineWidth: isSelected ? 2 : 1)
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}
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.shadow(color: .black.opacity(isSelected ? 0.08 : 0.03), radius: 8, x: 0, y: 3)
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}
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.buttonStyle(.plain)
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}
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@ViewBuilder
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private var statusBadge: some View {
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if scenic.isClosest {
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Text("距离最近")
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.font(.system(size: AppMetrics.FontSize.caption, weight: .medium))
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.foregroundStyle(.white)
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.padding(.horizontal, AppMetrics.Spacing.xSmall)
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.frame(height: 26)
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.background(Color(hex: 0xE74C3C), in: RoundedRectangle(cornerRadius: 4))
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} else if scenic.isClosed {
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Text("暂未营业")
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.font(.system(size: AppMetrics.FontSize.caption, weight: .medium))
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.foregroundStyle(AppDesign.textSecondary)
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.padding(.horizontal, AppMetrics.Spacing.xSmall)
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.frame(height: 26)
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.background(Color(hex: 0xE0E0E0), in: RoundedRectangle(cornerRadius: 4))
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}
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}
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}
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private extension AppDesign {
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static let backgroundColor = Color(hex: 0xF5F7FA)
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}
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