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import SwiftUI
struct TrackerView: View {
// @Environment(\.modelContext) private var modelContext
// @Query private var items: [Item]
@Environment(HotlineState.self) private var appState
@Environment(HotlineClient.self) private var hotline
@Environment(HotlineTrackerClient.self) private var tracker
@Environment(\.colorScheme) var colorScheme
@State private var selectedServer: HotlineServer?
@State var scrollOffset: CGFloat = CGFloat.zero
func shouldDisplayDescription(server: HotlineServer) -> Bool {
guard let name = server.name, let desc = server.description else {
return false
}
return desc.count > 0 && desc != name && !desc.contains(/^-+/)
}
func connectionStatusToProgress(status: HotlineClientStatus) -> Double {
switch status {
case .disconnected:
return 0.0
case .connecting:
return 0.1
case .connected:
return 0.25
case .loggingIn:
return 0.5
case .loggedIn:
return 1.0
}
}
func inverseLerp(lower: Double, upper: Double, v: Double) -> Double {
return (v - lower) / (upper - lower)
}
var body: some View {
@Bindable var config = appState
@Bindable var client = hotline
ZStack(alignment: .center) {
VStack(alignment: .center) {
ZStack(alignment: .top) {
Image("Hotline")
.resizable()
.renderingMode(.template)
.foregroundColor(Color(hex: 0xE10000))
.scaledToFit()
.frame(width: 40.0, height: 40.0)
HStack(alignment: .center) {
Spacer()
Button {
// hotline.disconnect()
} label: {
Text(Image(systemName: "point.3.connected.trianglepath.dotted"))
.symbolRenderingMode(.hierarchical)
.foregroundColor(.primary)
.font(.title2)
.padding(.trailing, 16)
}
}
.frame(height: 40.0)
}
.padding()
.opacity(scrollOffset > 80 ? 0 : 1.0)
// .padding(.top, 5)
.opacity(inverseLerp(lower: -80, upper: 0, v: scrollOffset))
// .opacity(inverseLerp(lower: 20, upper: 0, v: scrollOffset))
Spacer()
}
ObservableScrollView(scrollOffset: $scrollOffset) {
LazyVStack(alignment: .leading) {
ForEach(tracker.servers) { server in
VStack(alignment: .leading) {
HStack(alignment: .firstTextBaseline) {
Image(systemName: "globe.americas.fill").font(.title3)
VStack(alignment: .leading) {
Text(server.name!).font(.title3).fontWeight(.medium)
if shouldDisplayDescription(server: server) {
Spacer()
Text(server.description!).opacity(0.5).font(.system(size: 16))
}
Spacer()
Text("\(server.address)").opacity(0.3).font(.system(size: 13))
}
Spacer()
if server.users > 0 {
Text("\(server.users)").opacity(0.3).font(.system(size: 16)).fontWeight(.medium)
}
}
if server == selectedServer {
Spacer(minLength: 16)
if hotline.server == server && hotline.connectionStatus != .disconnected {
ProgressView(value: connectionStatusToProgress(status: hotline.connectionStatus))
.frame(minHeight: 10)
.accentColor(colorScheme == .dark ? .white : .black)
}
else {
Button("Connect") {
hotline.connect(to: server)
}
.bold()
.padding(EdgeInsets(top: 16, leading: 24, bottom: 16, trailing: 24))
.frame(maxWidth: .infinity)
.foregroundColor(colorScheme == .dark ? .white : .black)
.background(
colorScheme == .dark ?
LinearGradient(gradient: Gradient(colors: [Color(white: 0.4), Color(white: 0.3)]), startPoint: .top, endPoint: .bottom)
:
LinearGradient(gradient: Gradient(colors: [Color(white: 0.95), Color(white: 0.91)]), startPoint: .top, endPoint: .bottom)
)
.overlay(
RoundedRectangle(cornerRadius: 10.0).stroke(.black, lineWidth: 3).opacity(colorScheme == .dark ? 0.0 : 0.2)
)
.cornerRadius(10.0)
}
}
}
.multilineTextAlignment(.leading)
.padding()
.background(colorScheme == .dark ? Color(white: 0.12) : .white)
.cornerRadius(16)
.shadow(color: Color(white: 0.0, opacity: 0.1), radius: 16, x: 0, y: 10)
.onTapGesture {
withAnimation(.bouncy(duration: 0.25, extraBounce: 0.2)) {
selectedServer = server
}
}
}
.padding(EdgeInsets(top: 4, leading: 16, bottom: 4, trailing: 16))
}
.padding(EdgeInsets(top: 75, leading: 0, bottom: 0, trailing: 0))
}
.refreshable {
await withCheckedContinuation { continuation in
tracker.fetch() {
continuation.resume()
}
}
}
}
.fullScreenCover(isPresented: Binding(get: { return hotline.connectionStatus == .loggedIn }, set: { _ in }), onDismiss: {
hotline.disconnect()
}) {
ServerView()
}
.background(Color(uiColor: UIColor.systemGroupedBackground))
.frame(maxWidth: .infinity)
.task {
tracker.fetch()
}
}
}
#Preview {
TrackerView()
.environment(HotlineClient())
.environment(HotlineTrackerClient(tracker: HotlineTracker("hltracker.com")))
.environment(HotlineState())
// .modelContainer(for: Item.self, inMemory: true)
}
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