Add LLM chat integration with streaming responses via Ollama
Phase 4: Full chat system with SSE streaming, note-aware context, and conversation persistence. Backend: - Migration 0005: conversations + messages tables with FKs and indexes - Conversation/Message SQLAlchemy models with relationships - LLM service: ensure_model (auto-pull on startup), stream_chat (NDJSON), generate_completion, fetch_url_content (HTML stripping), build_context (keyword extraction, related note search, URL content injection) - Chat service: conversation CRUD, save_response_as_note, summarize_conversation_as_note - Chat routes blueprint: 9 endpoints including SSE streaming for messages, save/summarize as note, Ollama model listing - Auto-pull llama3.1 model on app startup (non-blocking) Frontend: - apiStreamPost: SSE client using fetch + ReadableStream - Chat Pinia store with streaming state management - ChatView: dedicated /chat page with conversation sidebar + message thread - ChatPanel: slide-out panel with contextNoteId from current route - ChatMessage: markdown-rendered message bubble with "Save as Note" action - Updated AppHeader with Chat nav link + panel toggle button - Updated App.vue to mount ChatPanel with route-derived context - Added /chat and /chat/:id routes Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
@@ -2,6 +2,10 @@
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import { useTheme } from "@/composables/useTheme";
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const { theme, toggleTheme } = useTheme();
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const emit = defineEmits<{
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toggleChatPanel: [];
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}>();
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</script>
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<template>
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@@ -11,6 +15,10 @@ const { theme, toggleTheme } = useTheme();
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<div class="nav-links">
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<router-link to="/notes" class="nav-link">Notes</router-link>
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<router-link to="/tasks" class="nav-link">Tasks</router-link>
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<router-link to="/chat" class="nav-link">Chat</router-link>
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<button class="btn-chat-panel" @click="emit('toggleChatPanel')" title="Open chat panel">
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💬
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</button>
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<button class="theme-toggle" @click="toggleTheme" :title="`Switch to ${theme === 'dark' ? 'light' : 'dark'} mode`">
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{{ theme === "dark" ? "\u2600" : "\u263E" }}
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</button>
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@@ -51,6 +59,19 @@ const { theme, toggleTheme } = useTheme();
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.nav-link:hover {
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color: var(--color-primary);
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}
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.btn-chat-panel {
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background: none;
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border: 1px solid var(--color-border);
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border-radius: 4px;
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padding: 0.25rem 0.5rem;
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cursor: pointer;
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font-size: 1rem;
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color: var(--color-text);
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line-height: 1;
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}
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.btn-chat-panel:hover {
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background: var(--color-bg-card);
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}
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.theme-toggle {
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background: none;
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border: 1px solid var(--color-border);
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@@ -0,0 +1,113 @@
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<script setup lang="ts">
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import { computed } from "vue";
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import { renderMarkdown } from "@/utils/markdown";
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import type { Message } from "@/types/chat";
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const props = defineProps<{
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message: Message;
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isStreaming?: boolean;
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}>();
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const emit = defineEmits<{
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saveAsNote: [messageId: number];
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}>();
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const rendered = computed(() => renderMarkdown(props.message.content));
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const roleLabel = computed(() => {
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switch (props.message.role) {
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case "user":
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return "You";
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case "assistant":
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return "Assistant";
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default:
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return props.message.role;
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}
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});
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</script>
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<template>
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<div class="chat-message" :class="`role-${message.role}`">
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<div class="message-header">
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<span class="role-label">{{ roleLabel }}</span>
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<div class="message-actions" v-if="message.role === 'assistant' && !isStreaming">
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<button class="btn-save" @click="emit('saveAsNote', message.id)" title="Save as note">
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Save as Note
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</button>
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</div>
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</div>
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<div class="message-content prose" v-html="rendered"></div>
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<div
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v-if="message.context_note_id"
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class="context-badge"
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>
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<router-link :to="`/notes/${message.context_note_id}`">
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Note #{{ message.context_note_id }}
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</router-link>
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</div>
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</div>
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</template>
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<style scoped>
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.chat-message {
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padding: 0.75rem 1rem;
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border-radius: 8px;
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margin-bottom: 0.5rem;
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}
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.role-user {
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background: var(--color-bg-secondary);
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}
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.role-assistant {
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background: var(--color-bg-card);
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border: 1px solid var(--color-border);
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}
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.message-header {
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display: flex;
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align-items: center;
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justify-content: space-between;
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margin-bottom: 0.25rem;
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}
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.role-label {
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font-size: 0.8rem;
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font-weight: 600;
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color: var(--color-text-muted);
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text-transform: uppercase;
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}
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.message-content {
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font-size: 0.95rem;
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line-height: 1.5;
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word-break: break-word;
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}
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.message-content :deep(p:last-child) {
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margin-bottom: 0;
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}
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.message-actions {
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display: flex;
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gap: 0.5rem;
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}
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.btn-save {
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font-size: 0.75rem;
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padding: 0.15rem 0.5rem;
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background: transparent;
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border: 1px solid var(--color-border);
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border-radius: 4px;
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color: var(--color-text-secondary);
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cursor: pointer;
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}
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.btn-save:hover {
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background: var(--color-primary);
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color: #fff;
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border-color: var(--color-primary);
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}
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.context-badge {
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margin-top: 0.5rem;
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font-size: 0.8rem;
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}
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.context-badge a {
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color: var(--color-primary);
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text-decoration: none;
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}
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.context-badge a:hover {
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text-decoration: underline;
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}
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</style>
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@@ -0,0 +1,273 @@
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<script setup lang="ts">
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import { ref, computed, watch, nextTick } from "vue";
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import { useChatStore } from "@/stores/chat";
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import { renderMarkdown } from "@/utils/markdown";
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import ChatMessage from "@/components/ChatMessage.vue";
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const props = defineProps<{
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contextNoteId?: number | null;
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}>();
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const emit = defineEmits<{
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close: [];
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}>();
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const store = useChatStore();
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const messageInput = ref("");
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const messagesEl = ref<HTMLElement | null>(null);
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const streamingRendered = computed(() => {
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if (!store.streamingContent) return "";
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return renderMarkdown(store.streamingContent);
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});
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watch(
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() => store.streamingContent,
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() => scrollToBottom()
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);
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function scrollToBottom() {
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nextTick(() => {
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if (messagesEl.value) {
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messagesEl.value.scrollTop = messagesEl.value.scrollHeight;
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}
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});
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}
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async function sendMessage() {
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const content = messageInput.value.trim();
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if (!content || store.streaming) return;
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// Auto-create conversation if none active
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if (!store.currentConversation) {
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const conv = await store.createConversation();
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await store.fetchConversation(conv.id);
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}
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messageInput.value = "";
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scrollToBottom();
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await store.sendMessage(content, props.contextNoteId);
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scrollToBottom();
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}
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async function handleSaveAsNote(messageId: number) {
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try {
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await store.saveMessageAsNote(messageId);
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const { useToastStore } = await import("@/stores/toast");
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useToastStore().show("Saved as note");
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} catch {
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const { useToastStore } = await import("@/stores/toast");
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useToastStore().show("Failed to save as note", "error");
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}
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}
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function onInputKeydown(e: KeyboardEvent) {
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if (e.key === "Enter" && !e.shiftKey) {
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e.preventDefault();
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sendMessage();
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}
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}
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</script>
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<template>
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<div class="chat-panel-overlay" @click.self="emit('close')">
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<aside class="chat-panel">
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<div class="panel-header">
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<h3>Chat</h3>
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<span v-if="contextNoteId" class="context-indicator">
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Note #{{ contextNoteId }}
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</span>
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<button class="btn-close" @click="emit('close')">×</button>
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</div>
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<div ref="messagesEl" class="panel-messages">
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<template v-if="store.currentConversation">
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<ChatMessage
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v-for="msg in store.currentConversation.messages"
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:key="msg.id"
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:message="msg"
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@save-as-note="handleSaveAsNote"
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/>
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</template>
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<div v-if="store.streaming" class="chat-message role-assistant streaming">
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<div class="message-header">
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<span class="role-label">Assistant</span>
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</div>
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<div class="message-content prose" v-html="streamingRendered"></div>
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<span class="typing-indicator"></span>
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</div>
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<p
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v-if="!store.currentConversation?.messages.length && !store.streaming"
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class="empty-msg"
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>
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Start chatting...
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</p>
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</div>
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<div class="panel-input">
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<textarea
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v-model="messageInput"
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@keydown="onInputKeydown"
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placeholder="Type a message..."
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:disabled="store.streaming"
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rows="2"
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></textarea>
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<button
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class="btn-send"
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@click="sendMessage"
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:disabled="!messageInput.trim() || store.streaming"
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>
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Send
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</button>
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</div>
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</aside>
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</div>
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</template>
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<style scoped>
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.chat-panel-overlay {
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position: fixed;
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inset: 0;
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background: rgba(0, 0, 0, 0.3);
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z-index: 100;
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display: flex;
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justify-content: flex-end;
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}
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.chat-panel {
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width: 400px;
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max-width: 100vw;
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height: 100%;
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background: var(--color-bg);
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display: flex;
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flex-direction: column;
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box-shadow: -2px 0 8px rgba(0, 0, 0, 0.15);
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}
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.panel-header {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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padding: 0.75rem 1rem;
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border-bottom: 1px solid var(--color-border);
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}
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.panel-header h3 {
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margin: 0;
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font-size: 1rem;
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flex: 1;
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}
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.context-indicator {
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font-size: 0.8rem;
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color: var(--color-primary);
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background: var(--color-bg-secondary);
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padding: 0.15rem 0.5rem;
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border-radius: 4px;
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}
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.btn-close {
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background: none;
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border: none;
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font-size: 1.5rem;
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cursor: pointer;
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color: var(--color-text-muted);
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line-height: 1;
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padding: 0 0.25rem;
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}
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.btn-close:hover {
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color: var(--color-text);
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}
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.panel-messages {
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flex: 1;
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overflow-y: auto;
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padding: 0.75rem;
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}
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.streaming {
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border: 1px solid var(--color-border);
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border-radius: 8px;
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padding: 0.75rem 1rem;
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background: var(--color-bg-card);
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margin-bottom: 0.5rem;
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}
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.streaming .message-header {
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display: flex;
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align-items: center;
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margin-bottom: 0.25rem;
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}
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.streaming .role-label {
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font-size: 0.8rem;
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font-weight: 600;
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color: var(--color-text-muted);
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text-transform: uppercase;
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}
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.streaming .message-content {
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font-size: 0.95rem;
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line-height: 1.5;
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word-break: break-word;
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}
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.typing-indicator {
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display: inline-block;
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width: 6px;
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height: 6px;
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border-radius: 50%;
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background: var(--color-primary);
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animation: blink 1s infinite;
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margin-left: 4px;
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vertical-align: middle;
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}
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@keyframes blink {
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0%, 100% { opacity: 0.3; }
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50% { opacity: 1; }
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}
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.panel-input {
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display: flex;
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gap: 0.5rem;
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padding: 0.75rem;
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border-top: 1px solid var(--color-border);
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background: var(--color-bg-secondary);
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}
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.panel-input textarea {
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flex: 1;
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resize: none;
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padding: 0.5rem;
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border: 1px solid var(--color-border);
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border-radius: 6px;
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font-family: inherit;
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font-size: 0.9rem;
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background: var(--color-bg);
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color: var(--color-text);
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}
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.panel-input textarea:focus {
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outline: none;
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border-color: var(--color-primary);
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}
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.btn-send {
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padding: 0.5rem 1rem;
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background: var(--color-primary);
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color: #fff;
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border: none;
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border-radius: 6px;
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cursor: pointer;
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font-size: 0.85rem;
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align-self: flex-end;
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}
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.btn-send:disabled {
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opacity: 0.5;
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cursor: default;
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}
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.empty-msg {
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color: var(--color-text-muted);
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font-size: 0.9rem;
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text-align: center;
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padding: 2rem 1rem;
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}
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@media (max-width: 480px) {
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.chat-panel {
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width: 100vw;
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}
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}
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</style>
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Block a user