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import SwiftUI
struct MessageBoardView: View {
@Environment(HotlineState.self) private var model: HotlineState
@State private var composerDisplayed: Bool = false
@State private var composerText: String = ""
var body: some View {
NavigationStack {
if self.model.access?.contains(.canReadMessageBoard) != true {
self.disabledBoardView
}
else if self.model.messageBoardLoaded && self.model.messageBoard.isEmpty {
self.emptyBoardView
}
else {
self.messageBoardView
}
}
.sheet(isPresented: $composerDisplayed) {
MessageBoardEditorView()
.frame(maxWidth: .infinity, maxHeight: .infinity)
.frame(idealWidth: 450, idealHeight: 350)
}
.toolbar {
ToolbarItem(placement:.primaryAction) {
Button {
self.composerDisplayed.toggle()
} label: {
Image(systemName: "square.and.pencil")
}
.disabled((self.model.access?.contains(.canPostMessageBoard) != true) || (self.model.access?.contains(.canReadMessageBoard) != true))
.help("Post to Message Board")
}
}
.task {
if !self.model.messageBoardLoaded {
let _ = try? await self.model.getMessageBoard()
}
}
}
private var disabledBoardView: some View {
ContentUnavailableView {
Label("No Message Board", systemImage: "quote.bubble")
} description: {
Text("This server has turned off their message board")
}
}
private var emptyBoardView: some View {
ContentUnavailableView {
Label("No Posts", systemImage: "quote.bubble")
} description: {
Text("Message board posts will appear here")
}
}
private var messageBoardView: some View {
ScrollView {
LazyVStack(alignment: .leading) {
ForEach(self.model.messageBoard, id: \.self) { msg in
Text(LocalizedStringKey(msg))
.tint(Color("Link Color"))
.lineLimit(100)
.lineSpacing(4)
.padding()
.textSelection(.enabled)
Divider()
}
}
Spacer()
}
.overlay {
if !self.model.messageBoardLoaded {
VStack {
ProgressView()
.controlSize(.large)
}
.frame(maxWidth: .infinity)
}
}
.background(Color(nsColor: .textBackgroundColor))
}
}
#Preview {
MessageBoardView()
.environment(HotlineState())
}
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