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import SwiftUI
struct InboxView: View {
@Environment(AppState.self) private var appState
@State private var viewModel: InboxViewModel?
var body: some View {
Group {
if let viewModel {
listContent(viewModel)
} else {
SRHTLoadingStateView(message: "Loading inbox…")
}
}
.navigationTitle("Inbox")
.task {
if viewModel == nil {
let vm = InboxViewModel(client: appState.client)
viewModel = vm
await vm.loadThreads()
}
}
}
@ViewBuilder
private func listContent(_ viewModel: InboxViewModel) -> some View {
@Bindable var vm = viewModel
List {
ForEach(viewModel.threads) { thread in
NavigationLink(value: thread) {
InboxThreadRow(thread: thread)
}
.swipeActions(edge: .leading, allowsFullSwipe: true) {
readStateAction(for: thread, in: viewModel)
}
.swipeActions(edge: .trailing, allowsFullSwipe: true) {
readStateAction(for: thread, in: viewModel)
}
}
}
.listStyle(.plain)
.overlay {
if viewModel.isLoading, viewModel.threads.isEmpty {
SRHTLoadingStateView(message: "Loading inbox…")
} else if let error = viewModel.error, viewModel.threads.isEmpty {
SRHTErrorStateView(
title: "Failed to load inbox",
message: error,
retryAction: { await viewModel.loadThreads() }
)
} else if viewModel.threads.isEmpty, viewModel.error == nil {
ContentUnavailableView(
"Inbox Zero",
systemImage: "tray",
description: Text("Unread threads will appear here.")
)
}
}
.connectivityOverlay(hasContent: !viewModel.threads.isEmpty) {
await viewModel.loadThreads()
}
.srhtErrorBanner(error: $vm.error)
.refreshable {
await viewModel.loadThreads()
}
.navigationDestination(for: InboxThreadSummary.self) { thread in
ThreadDetailView(thread: thread) {
viewModel.markThreadRead(thread)
}
}
}
@ViewBuilder
private func readStateAction(for thread: InboxThreadSummary, in viewModel: InboxViewModel) -> some View {
Button {
withAnimation(.easeInOut(duration: 0.2)) {
viewModel.markThreadRead(thread)
}
} label: {
Label("Mark as Read", systemImage: "envelope.open")
}
.tint(.blue)
}
}
struct InboxThreadRow: View {
let thread: InboxThreadSummary
var body: some View {
HStack(alignment: .top, spacing: 12) {
Circle()
.fill(thread.isUnread ? .blue : .clear)
.frame(width: 8, height: 8)
.padding(.top, 6)
VStack(alignment: .leading, spacing: 4) {
Text(thread.displaySubject)
.font(.subheadline.weight(thread.isUnread ? .semibold : .medium))
.lineLimit(2)
HStack(spacing: 8) {
if thread.containsPatch {
Image(systemName: "arrow.triangle.branch")
.font(.caption)
.foregroundStyle(.secondary)
}
Text(thread.metadataLine)
.font(.caption)
.foregroundStyle(.secondary)
.lineLimit(1)
}
}
Spacer(minLength: 8)
Text(thread.lastActivityAt.relativeDescription)
.font(.caption)
.foregroundStyle(.tertiary.opacity(0.7))
.lineLimit(1)
}
.padding(.vertical, 2)
}
}
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