汉秋
c39c3d3c75
将定金订单、历史拍摄与多行程上传接入 Orders，并以真实页面替换首页排队管理、消息中心、景区结算与提现审核占位入口。 Co-authored-by: Cursor <cursoragent@cursor.com>
303 lines
12 KiB
Swift
303 lines
12 KiB
Swift
//
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// MessageCenterViews.swift
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// suixinkan
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//
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// Created by Codex on 2026/6/25.
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//
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import SwiftUI
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/// 消息中心页面，展示消息列表、筛选、已读和删除入口。
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struct MessageCenterView: View {
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@Environment(MessageCenterAPI.self) private var messageAPI
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@Environment(ToastCenter.self) private var toastCenter
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@State private var viewModel = MessageCenterViewModel()
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@State private var selectedMessage: MessageItem?
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@State private var processingMessageId: String?
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var body: some View {
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VStack(spacing: 0) {
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header
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content
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}
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.background(Color(hex: 0xF5F7FA).ignoresSafeArea())
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.navigationTitle("消息中心")
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.navigationBarTitleDisplayMode(.inline)
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.toolbar {
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ToolbarItem(placement: .topBarTrailing) {
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Button("全部已读") {
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Task { await markAllAsRead() }
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}
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.font(.system(size: AppMetrics.FontSize.subheadline, weight: .semibold))
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.disabled(viewModel.unreadCount == 0 || viewModel.messages.isEmpty)
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}
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}
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.sheet(item: $selectedMessage) { item in
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MessageDetailView(item: item) { deleteItem in
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await deleteMessage(deleteItem)
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}
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}
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.task {
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if viewModel.messages.isEmpty {
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await viewModel.reloadFirstPage(api: messageAPI)
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}
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}
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.refreshable {
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await viewModel.reloadFirstPage(api: messageAPI)
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}
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}
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private var header: some View {
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VStack(alignment: .leading, spacing: AppMetrics.Spacing.medium) {
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HStack(spacing: AppMetrics.Spacing.medium) {
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messageMetric(title: "消息总数", value: "\(viewModel.messages.count)", color: AppDesign.primary)
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messageMetric(title: "未读消息", value: "\(viewModel.unreadCount)", color: AppDesign.warning)
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}
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Picker("消息筛选", selection: Binding(
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get: { viewModel.selectedFilter },
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set: { filter in
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Task { await viewModel.selectFilter(filter, api: messageAPI) }
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}
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)) {
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ForEach(MessageFilter.allCases) { filter in
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Text(filter.title).tag(filter)
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}
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}
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.pickerStyle(.segmented)
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Text(viewModel.filterDescription)
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.font(.system(size: AppMetrics.FontSize.caption))
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.foregroundStyle(AppDesign.textSecondary)
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}
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.padding(AppMetrics.Spacing.pageHorizontal)
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.background(.white)
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}
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@ViewBuilder
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private var content: some View {
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if viewModel.isLoading && viewModel.messages.isEmpty {
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ProgressView("加载中...")
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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} else if viewModel.loadFailed {
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ContentUnavailableView {
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Label("消息加载失败", systemImage: "exclamationmark.triangle")
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} description: {
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Text(viewModel.loadFailureReason ?? "请稍后重试")
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} actions: {
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Button("重新加载") {
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Task { await viewModel.reloadFirstPage(api: messageAPI) }
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}
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.buttonStyle(.borderedProminent)
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}
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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} else if viewModel.messages.isEmpty {
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ContentUnavailableView("暂无消息", systemImage: "bell", description: Text("暂无可查看的系统消息"))
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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} else {
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ScrollView {
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LazyVStack(spacing: AppMetrics.Spacing.medium) {
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ForEach(viewModel.messages) { item in
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Button {
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Task { await openMessage(item) }
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} label: {
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MessageRow(item: item, processing: processingMessageId == item.id)
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}
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.buttonStyle(.plain)
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.onAppear {
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if item.id == viewModel.messages.last?.id {
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Task { await viewModel.loadMore(api: messageAPI) }
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}
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}
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}
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if viewModel.isLoadingMore {
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ProgressView()
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.frame(maxWidth: .infinity)
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.padding(.vertical, AppMetrics.Spacing.medium)
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}
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}
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.padding(AppMetrics.Spacing.pageHorizontal)
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}
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}
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}
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private func messageMetric(title: String, value: String, color: Color) -> some View {
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VStack(alignment: .leading, spacing: 4) {
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Text(title)
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.font(.system(size: AppMetrics.FontSize.caption))
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.foregroundStyle(AppDesign.textSecondary)
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Text(value)
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.font(.system(size: 24, weight: .bold))
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.foregroundStyle(color)
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.lineLimit(1)
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}
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.frame(maxWidth: .infinity, alignment: .leading)
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.padding(AppMetrics.Spacing.medium)
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.background(color.opacity(0.08), in: RoundedRectangle(cornerRadius: AppMetrics.CornerRadius.card))
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}
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private func openMessage(_ item: MessageItem) async {
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processingMessageId = item.id
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defer { processingMessageId = nil }
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do {
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try await viewModel.markAsRead(api: messageAPI, item: item)
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} catch {
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toastCenter.show(error.localizedDescription)
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}
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selectedMessage = viewModel.messages.first(where: { $0.id == item.id }) ?? item
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}
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private func markAllAsRead() async {
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do {
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try await viewModel.markAllAsRead(api: messageAPI)
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toastCenter.show("已全部标记为已读")
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} catch {
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toastCenter.show(error.localizedDescription)
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}
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}
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@discardableResult
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private func deleteMessage(_ item: MessageItem) async -> Bool {
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processingMessageId = item.id
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defer { processingMessageId = nil }
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do {
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try await viewModel.deleteMessage(api: messageAPI, item: item)
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toastCenter.show("消息已删除")
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return true
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} catch {
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toastCenter.show(error.localizedDescription)
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return false
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}
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}
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}
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private struct MessageRow: View {
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let item: MessageItem
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let processing: Bool
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var body: some View {
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HStack(alignment: .top, spacing: AppMetrics.Spacing.medium) {
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ZStack {
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RoundedRectangle(cornerRadius: 8)
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.fill(item.type.color.opacity(0.12))
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Image(systemName: item.type.iconName)
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.font(.system(size: 20, weight: .semibold))
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.foregroundStyle(item.type.color)
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}
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.frame(width: 48, height: 48)
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VStack(alignment: .leading, spacing: 8) {
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HStack(alignment: .firstTextBaseline, spacing: 8) {
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Text(item.title)
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.font(.system(size: AppMetrics.FontSize.body, weight: .semibold))
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.foregroundStyle(AppDesign.textPrimary)
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.lineLimit(1)
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if !item.isRead {
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Circle()
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.fill(Color(hex: 0xEF4444))
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.frame(width: 7, height: 7)
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}
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Spacer()
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Text(item.type.title)
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.font(.system(size: AppMetrics.FontSize.caption, weight: .medium))
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.foregroundStyle(item.type.color)
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}
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Text(item.detail.isEmpty ? "暂无消息内容" : item.detail)
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.font(.system(size: AppMetrics.FontSize.subheadline))
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.foregroundStyle(AppDesign.textSecondary)
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.lineLimit(2)
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Text(item.time)
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.font(.system(size: AppMetrics.FontSize.caption))
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.foregroundStyle(Color(hex: 0x9CA3AF))
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}
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}
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.padding(AppMetrics.Spacing.medium)
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.background(.white, in: RoundedRectangle(cornerRadius: AppMetrics.CornerRadius.card))
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.overlay {
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RoundedRectangle(cornerRadius: AppMetrics.CornerRadius.card)
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.stroke(Color(hex: item.isRead ? 0xECEFF3 : 0xBFD7FF), lineWidth: 1)
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}
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.opacity(processing ? 0.6 : 1)
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}
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}
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private struct MessageDetailView: View {
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let item: MessageItem
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let onDelete: (MessageItem) async -> Bool
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@Environment(\.dismiss) private var dismiss
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@State private var showDeleteConfirm = false
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@State private var deleting = false
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var body: some View {
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NavigationStack {
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ScrollView {
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VStack(spacing: AppMetrics.Spacing.large) {
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ZStack {
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RoundedRectangle(cornerRadius: 12)
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.fill(item.type.color.opacity(0.12))
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Image(systemName: item.type.iconName)
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.font(.system(size: 38, weight: .bold))
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.foregroundStyle(item.type.color)
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}
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.frame(width: 82, height: 82)
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VStack(spacing: AppMetrics.Spacing.small) {
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Text(item.title)
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.font(.system(size: AppMetrics.FontSize.title2, weight: .bold))
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.foregroundStyle(AppDesign.textPrimary)
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.multilineTextAlignment(.center)
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Text(item.time)
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.font(.system(size: AppMetrics.FontSize.subheadline))
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.foregroundStyle(AppDesign.textSecondary)
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}
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Text(item.detail.isEmpty ? "暂无消息内容" : item.detail)
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.font(.system(size: AppMetrics.FontSize.body))
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.foregroundStyle(AppDesign.textPrimary)
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.lineSpacing(6)
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.frame(maxWidth: .infinity, alignment: .leading)
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.padding(AppMetrics.Spacing.large)
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.background(.white, in: RoundedRectangle(cornerRadius: AppMetrics.CornerRadius.card))
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}
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.padding(AppMetrics.Spacing.pageHorizontal)
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}
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.background(Color(hex: 0xF5F7FA).ignoresSafeArea())
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.navigationTitle("消息详情")
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.navigationBarTitleDisplayMode(.inline)
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.toolbar {
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ToolbarItem(placement: .cancellationAction) {
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Button("关闭") { dismiss() }
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}
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ToolbarItem(placement: .topBarTrailing) {
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Button(role: .destructive) {
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showDeleteConfirm = true
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} label: {
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if deleting {
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ProgressView()
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} else {
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Image(systemName: "trash")
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}
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}
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.disabled(deleting || item.msgId == nil)
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}
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}
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.alert("确认删除", isPresented: $showDeleteConfirm) {
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Button("取消", role: .cancel) {}
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Button("删除", role: .destructive) {
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Task {
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deleting = true
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let success = await onDelete(item)
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deleting = false
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if success { dismiss() }
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}
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}
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} message: {
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Text("删除后不可恢复，是否继续？")
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}
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}
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}
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}
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