feat(mobile): scaffold native iOS shell

src/apps/mobile/ios/BitFun.xcodeproj/project.pbxproj

@@ -0,0 +1,84 @@
+// !$*UTF8*$!
+{
+  archiveVersion = 1;
+  classes = {
+  };
+  objectVersion = 56;
+  objects = {
+
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+/* End PBXBuildFile section */
+
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+/* End PBXNativeTarget section */
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+/* End PBXResourcesBuildPhase section */
+
+/* Begin XCBuildConfiguration section */
+    F10000000000000000000003 /* Debug */ = {isa = XCBuildConfiguration; buildSettings = {ALWAYS_SEARCH_USER_PATHS = NO; ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon; CLANG_ENABLE_MODULES = YES; CODE_SIGNING_ALLOWED = NO; CODE_SIGNING_REQUIRED = NO; DEVELOPMENT_TEAM = ""; FRAMEWORK_SEARCH_PATHS = ( "$(SRCROOT)/../shared/core-feature/build/XCFrameworks/debug" ); INFOPLIST_FILE = BitFun/Info.plist; IPHONEOS_DEPLOYMENT_TARGET = 16.0; PRODUCT_BUNDLE_IDENTIFIER = com.bitfun.mobile.ios; PRODUCT_NAME = "$(TARGET_NAME)"; SWIFT_VERSION = 5.0; TARGETED_DEVICE_FAMILY = "1,2"; }; name = Debug; };
+    F10000000000000000000004 /* Release */ = {isa = XCBuildConfiguration; buildSettings = {ALWAYS_SEARCH_USER_PATHS = NO; ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon; CLANG_ENABLE_MODULES = YES; CODE_SIGNING_ALLOWED = NO; CODE_SIGNING_REQUIRED = NO; DEVELOPMENT_TEAM = ""; FRAMEWORK_SEARCH_PATHS = ( "$(SRCROOT)/../shared/core-feature/build/XCFrameworks/debug" ); INFOPLIST_FILE = BitFun/Info.plist; IPHONEOS_DEPLOYMENT_TARGET = 16.0; PRODUCT_BUNDLE_IDENTIFIER = com.bitfun.mobile.ios; PRODUCT_NAME = "$(TARGET_NAME)"; SWIFT_VERSION = 5.0; TARGETED_DEVICE_FAMILY = "1,2"; }; name = Release; };
+    F10000000000000000000005 /* Target Debug */ = {isa = XCBuildConfiguration; buildSettings = {SDKROOT = iphoneos; }; name = Debug; };
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+/* End XCConfigurationList section */
+  };
+  rootObject = E10000000000000000000000 /* Project object */;
+}

src/apps/mobile/ios/BitFun/App/BitFunApp.swift

@@ -0,0 +1,13 @@
+import SwiftUI
+
+@main
+struct BitFunApp: App {
+    @StateObject private var model = MobileAppModel.launchConfigured
+
+    var body: some Scene {
+        WindowGroup {
+            MobileShellView(model: model)
+                .preferredColorScheme(.light)
+        }
+    }
+}

src/apps/mobile/ios/BitFun/Features/Chat/ChatTimelineView.swift

@@ -0,0 +1,59 @@
+import SwiftUI
+
+struct ChatTimelineView: View {
+    @ObservedObject var model: MobileAppModel
+
+    var body: some View {
+        ScrollViewReader { proxy in
+            ScrollView(showsIndicators: false) {
+                LazyVStack(spacing: 0) {
+                    ForEach(model.messages) { message in
+                        ChatMessageBubble(message: message)
+                            .id(message.id)
+                    }
+                    if model.isSending {
+                        HStack(spacing: 5) {
+                            Circle().fill(BitFunTheme.muted).frame(width: 5, height: 5)
+                            Circle().fill(BitFunTheme.muted).frame(width: 5, height: 5)
+                            Circle().fill(BitFunTheme.muted).frame(width: 5, height: 5)
+                        }
+                        .frame(maxWidth: .infinity, alignment: .leading)
+                        .padding(.horizontal, 20)
+                        .padding(.vertical, 15)
+                    }
+                }
+                .padding(.horizontal, 16)
+                .padding(.top, 8)
+                .padding(.bottom, 14)
+            }
+            .onChange(of: model.messages.count) { _ in
+                if let id = model.messages.last?.id {
+                    withAnimation(.easeOut(duration: 0.18)) { proxy.scrollTo(id, anchor: .bottom) }
+                }
+            }
+        }
+        .background(BitFunTheme.page)
+    }
+}
+
+private struct ChatMessageBubble: View {
+    let message: ChatMessage
+
+    var body: some View {
+        VStack(alignment: message.role == .user ? .trailing : .leading, spacing: 0) {
+            Text(message.text)
+                .font(.system(size: 15, weight: .regular))
+                .foregroundStyle(BitFunTheme.ink)
+                .lineSpacing(4)
+                .padding(.horizontal, 14)
+                .padding(.vertical, 11)
+                .background(message.role == .user ? BitFunTheme.soft : BitFunTheme.card)
+                .clipShape(RoundedRectangle(cornerRadius: 17))
+                .overlay(RoundedRectangle(cornerRadius: 17).stroke(BitFunTheme.line, lineWidth: 1))
+                .frame(maxWidth: 320, alignment: message.role == .user ? .trailing : .leading)
+        }
+        .frame(maxWidth: .infinity, alignment: message.role == .user ? .trailing : .leading)
+        .padding(.top, message.role == .user ? 8 : 2)
+        .padding(.bottom, message.role == .user ? 12 : 10)
+    }
+}

src/apps/mobile/ios/BitFun/Features/Chat/ComposerBar.swift

@@ -0,0 +1,56 @@
+import SwiftUI
+
+struct ComposerBar: View {
+    @ObservedObject var model: MobileAppModel
+    @FocusState private var focused: Bool
+
+    var body: some View {
+        HStack(spacing: 5) {
+            Button { } label: {
+                ReferenceGlyph(assetName: "ComposerPlusGlyph", width: 18, height: 18)
+                    .frame(width: 40, height: 40)
+            }
+            .buttonStyle(.plain)
+            TextField(
+                model.surface == .remote ? "向 BitFun 提问" : (model.localSessionSelected ? "输入消息" : "问问 BitFun"),
+                text: $model.draft,
+                axis: .vertical
+            )
+                .font(.system(size: 15))
+                .foregroundStyle(BitFunTheme.ink)
+                .lineLimit(1...4)
+                .focused($focused)
+                .submitLabel(.send)
+                .onSubmit { model.send() }
+                .onChange(of: model.draft) { _ in model.syncDraftToCore() }
+            Button { model.send() } label: {
+                if model.isSending {
+                    Image(systemName: "stop.fill")
+                        .font(.system(size: 16, weight: .bold))
+                        .foregroundStyle(BitFunTheme.accent)
+                        .frame(width: 40, height: 40)
+                } else if model.draft.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty {
+                    ReferenceGlyph(assetName: "ComposerMicGlyph", width: 16, height: 19)
+                        .foregroundStyle(BitFunTheme.muted)
+                        .frame(width: 40, height: 40)
+                } else {
+                    Image(systemName: "arrow.up")
+                        .font(.system(size: 16, weight: .bold))
+                        .foregroundStyle(BitFunTheme.accent)
+                        .frame(width: 40, height: 40)
+                }
+            }
+            .buttonStyle(.plain)
+        }
+        .padding(.horizontal, 8)
+        .frame(minHeight: 52)
+        .background(BitFunTheme.card)
+        .clipShape(RoundedRectangle(cornerRadius: 20))
+        .overlay(RoundedRectangle(cornerRadius: 20).stroke(BitFunTheme.line, lineWidth: 1))
+        .shadow(color: .black.opacity(0.07), radius: 10, y: 2)
+        .padding(.horizontal, 16)
+        .padding(.top, 8)
+        .padding(.bottom, 14)
+        .background(BitFunTheme.page)
+    }
+}

src/apps/mobile/ios/BitFun/Features/Chat/ConversationHeader.swift

@@ -0,0 +1,55 @@
+import SwiftUI
+
+struct ConversationHeader: View {
+    @ObservedObject var model: MobileAppModel
+    @State private var menuOpen = false
+
+    var body: some View {
+        HStack(spacing: 8) {
+            Button { model.drawerOpen = true } label: {
+                ReferenceGlyph(assetName: "MenuGlyph", width: 23, height: 18)
+                    .frame(width: 44, height: 44)
+                    .background(BitFunTheme.card)
+                    .overlay(Circle().stroke(BitFunTheme.line, lineWidth: 1))
+                    .clipShape(Circle())
+                    .shadow(color: .black.opacity(0.07), radius: 8, y: 3)
+            }
+            .buttonStyle(.plain)
+            VStack(spacing: 3) {
+                Text(model.selectedSession?.title ?? "BitFun")
+                    .font(.system(size: 17, weight: .medium))
+                    .foregroundStyle(BitFunTheme.ink)
+                    .lineLimit(1)
+                if model.surface == .local && model.localSessionSelected {
+                    Text("本地会话")
+                        .font(.system(size: 14))
+                        .foregroundStyle(BitFunTheme.muted)
+                } else if model.remoteConnected && model.remoteSessionSelected {
+                    Text("DESKTOP-KM3L4UI")
+                        .font(.system(size: 14))
+                        .foregroundStyle(BitFunTheme.muted)
+                }
+            }
+            .frame(maxWidth: .infinity)
+            .contentShape(Rectangle())
+            .onTapGesture { }
+
+            Menu {
+                Button("置顶会话") { }
+                Button("导出会话") { }
+                Button("归档会话") { }
+            } label: {
+                ReferenceGlyph(assetName: "MoreGlyph", width: 23, height: 7)
+                    .frame(width: 44, height: 44)
+                    .background(BitFunTheme.card)
+                    .overlay(Circle().stroke(BitFunTheme.line, lineWidth: 1))
+                    .clipShape(Circle())
+                    .shadow(color: .black.opacity(0.07), radius: 8, y: 3)
+            }
+        }
+        .frame(height: 76)
+        .padding(.horizontal, 16)
+        .padding(.vertical, 8)
+        .background(BitFunTheme.page)
+    }
+}