108 lines
4.1 KiB
Swift
108 lines
4.1 KiB
Swift
import SwiftUI
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@MainActor
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public struct ClawdisChatView: View {
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@State private var viewModel: ClawdisChatViewModel
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@State private var scrollerBottomID = UUID()
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@State private var showSessions = false
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private let showsSessionSwitcher: Bool
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private enum Layout {
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#if os(macOS)
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static let outerPadding: CGFloat = 2
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static let stackSpacing: CGFloat = 3
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static let messageSpacing: CGFloat = 8
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static let messageListPaddingTop: CGFloat = 0
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static let messageListPaddingBottom: CGFloat = 2
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static let messageListPaddingHorizontal: CGFloat = 4
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#else
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static let outerPadding: CGFloat = 6
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static let stackSpacing: CGFloat = 6
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static let messageSpacing: CGFloat = 12
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static let messageListPaddingTop: CGFloat = 4
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static let messageListPaddingBottom: CGFloat = 6
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static let messageListPaddingHorizontal: CGFloat = 8
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#endif
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}
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public init(viewModel: ClawdisChatViewModel, showsSessionSwitcher: Bool = false) {
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self._viewModel = State(initialValue: viewModel)
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self.showsSessionSwitcher = showsSessionSwitcher
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}
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public var body: some View {
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ZStack {
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ClawdisChatTheme.surface
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.ignoresSafeArea()
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VStack(spacing: Layout.stackSpacing) {
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self.messageList
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ClawdisChatComposer(viewModel: self.viewModel)
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}
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.padding(.horizontal, Layout.outerPadding)
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.padding(.vertical, Layout.outerPadding)
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.frame(maxWidth: .infinity)
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}
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.frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .top)
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.onAppear { self.viewModel.load() }
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.sheet(isPresented: self.$showSessions) {
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if self.showsSessionSwitcher {
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ChatSessionsSheet(viewModel: self.viewModel)
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} else {
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EmptyView()
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}
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}
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}
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private var messageList: some View {
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ScrollViewReader { proxy in
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ScrollView {
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LazyVStack(spacing: Layout.messageSpacing) {
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ForEach(self.viewModel.messages) { msg in
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ChatMessageBubble(message: msg)
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.frame(
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maxWidth: .infinity,
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alignment: msg.role.lowercased() == "user" ? .trailing : .leading)
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}
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if self.viewModel.pendingRunCount > 0 {
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ChatTypingIndicatorBubble()
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.frame(maxWidth: .infinity, alignment: .leading)
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}
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if !self.viewModel.pendingToolCalls.isEmpty {
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ChatPendingToolsBubble(toolCalls: self.viewModel.pendingToolCalls)
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.frame(maxWidth: .infinity, alignment: .leading)
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}
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if let text = self.viewModel.streamingAssistantText, !text.isEmpty {
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ChatStreamingAssistantBubble(text: text)
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.frame(maxWidth: .infinity, alignment: .leading)
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}
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Color.clear
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.frame(height: 1)
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.id(self.scrollerBottomID)
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}
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.padding(.top, Layout.messageListPaddingTop)
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.padding(.bottom, Layout.messageListPaddingBottom)
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.padding(.horizontal, Layout.messageListPaddingHorizontal)
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}
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.background(
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RoundedRectangle(cornerRadius: 16, style: .continuous)
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.fill(ClawdisChatTheme.card)
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.shadow(color: .black.opacity(0.05), radius: 12, y: 6))
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.onChange(of: self.viewModel.messages.count) { _, _ in
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withAnimation(.snappy(duration: 0.22)) {
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proxy.scrollTo(self.scrollerBottomID, anchor: .bottom)
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}
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}
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.onChange(of: self.viewModel.pendingRunCount) { _, _ in
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withAnimation(.snappy(duration: 0.22)) {
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proxy.scrollTo(self.scrollerBottomID, anchor: .bottom)
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}
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}
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}
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}
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}
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