Files
FabledScribe/frontend/src/views/WorkspaceView.vue
T
bvandeusen 3eb61950c9 fix: auto-scroll workspace chat when messages are added
Watch currentConversation.messages.length so the chat panel scrolls to
the bottom when user messages are appended or assistant messages land,
not only while streaming content is updating.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-12 18:02:28 -04:00

752 lines
19 KiB
Vue

<script setup lang="ts">
import { ref, computed, onMounted, onUnmounted, watch, nextTick } from "vue";
import { useRoute } from "vue-router";
import { apiGet } from "@/api/client";
import { useChatStore } from "@/stores/chat";
import { useSettingsStore } from "@/stores/settings";
import { useToastStore } from "@/stores/toast";
import { renderMarkdown } from "@/utils/markdown";
import ChatMessage from "@/components/ChatMessage.vue";
import ToolCallCard from "@/components/ToolCallCard.vue";
import ToolConfirmCard from "@/components/ToolConfirmCard.vue";
import WorkspaceTaskPanel from "@/components/WorkspaceTaskPanel.vue";
import WorkspaceNoteEditor from "@/components/WorkspaceNoteEditor.vue";
const route = useRoute();
const chatStore = useChatStore();
const settingsStore = useSettingsStore();
const toast = useToastStore();
const projectId = computed(() => Number(route.params.projectId));
interface Project {
id: number;
title: string;
goal?: string;
}
const project = ref<Project | null>(null);
const messageInput = ref("");
const messagesEl = ref<HTMLElement | null>(null);
const inputEl = ref<HTMLTextAreaElement | null>(null);
const taskPanelRef = ref<InstanceType<typeof WorkspaceTaskPanel> | null>(null);
const activeNoteId = ref<number | null>(null);
let workspaceConvId: number | null = null;
let isNewConv = false;
function _storageKey(pid: number) {
return `workspace_conv_${pid}`;
}
// Panel collapse state — persisted per project
function _panelKey(pid: number) { return `workspace_panels_${pid}`; }
function _loadPanelState(pid: number) {
try {
const raw = localStorage.getItem(_panelKey(pid));
if (raw) {
const saved = JSON.parse(raw);
// Ensure at least one panel is open after restore
if (!saved.tasks && !saved.chat && !saved.notes) saved.chat = true;
return saved as { tasks: boolean; chat: boolean; notes: boolean };
}
} catch { /* ignore */ }
return { tasks: true, chat: true, notes: true };
}
const panelOpen = ref({ tasks: true, chat: true, notes: true });
const gridColumns = computed(() => {
return [
panelOpen.value.tasks ? "minmax(0, 0.8fr)" : "0px",
panelOpen.value.chat ? "minmax(0, 1.1fr)" : "0px",
panelOpen.value.notes ? "minmax(0, 1.1fr)" : "0px",
].join(" ");
});
// SSE watcher
const processedCount = ref(0);
watch(
() => chatStore.streamingToolCalls,
(calls) => {
for (let i = processedCount.value; i < calls.length; i++) {
const tc = calls[i];
if (
["create_note", "update_note"].includes(tc.function) &&
tc.status === "success" &&
tc.result?.data?.id
) {
activeNoteId.value = tc.result.data.id as number;
}
if (
["create_task", "update_task", "create_milestone", "update_milestone"].includes(tc.function) &&
tc.status === "success"
) {
taskPanelRef.value?.reload();
}
}
processedCount.value = calls.length;
},
{ deep: true }
);
watch(
() => chatStore.streaming,
(s) => {
if (!s) {
processedCount.value = 0;
scrollToBottom();
}
}
);
const streamingRendered = computed(() => {
if (!chatStore.streamingContent) return "";
return renderMarkdown(chatStore.streamingContent);
});
function scrollToBottom() {
nextTick(() => {
if (messagesEl.value) {
messagesEl.value.scrollTop = messagesEl.value.scrollHeight;
}
});
}
watch(() => chatStore.streamingContent, scrollToBottom);
watch(() => chatStore.currentConversation?.messages.length, scrollToBottom);
function togglePanel(panel: keyof typeof panelOpen.value) {
const open = panelOpen.value;
const openCount = [open.tasks, open.chat, open.notes].filter(Boolean).length;
if (open[panel] && openCount <= 1) return;
panelOpen.value[panel] = !panelOpen.value[panel];
localStorage.setItem(_panelKey(projectId.value), JSON.stringify(panelOpen.value));
}
function prefill(text: string) {
messageInput.value = text;
nextTick(() => inputEl.value?.focus());
}
async function sendMessage() {
const content = messageInput.value.trim();
if (!content) return;
messageInput.value = "";
resetTextareaHeight();
await chatStore.sendMessage(
content,
undefined,
undefined,
true,
undefined,
undefined,
projectId.value,
projectId.value,
);
scrollToBottom();
nextTick(() => inputEl.value?.focus());
}
function onInputKeydown(e: KeyboardEvent) {
if (e.key === "Enter" && !e.shiftKey) {
e.preventDefault();
sendMessage();
}
if (e.key === "Escape") {
// Prevent App.vue from navigating home when textarea is focused
e.stopPropagation();
inputEl.value?.blur();
}
}
function autoResize() {
const el = inputEl.value;
if (!el) return;
el.style.height = "auto";
el.style.height = Math.min(el.scrollHeight, 150) + "px";
}
function resetTextareaHeight() {
const el = inputEl.value;
if (!el) return;
el.style.height = "auto";
}
onMounted(async () => {
// Restore panel state
panelOpen.value = _loadPanelState(projectId.value);
// Load project info
try {
project.value = await apiGet<Project>(`/api/projects/${projectId.value}`);
} catch {
toast.show("Failed to load project", "error");
}
const key = _storageKey(projectId.value);
const storedId = localStorage.getItem(key);
if (storedId) {
// Try to reuse the existing workspace conversation
const existingId = Number(storedId);
try {
await chatStore.fetchConversation(existingId);
workspaceConvId = existingId;
isNewConv = false;
chatStore.reconnectIfGenerating(existingId);
} catch {
// Conversation was deleted — create a fresh one
localStorage.removeItem(key);
}
}
if (workspaceConvId === null) {
// Create a new workspace conversation and persist its ID
const title = project.value ? `${project.value.title} — Workspace` : "Workspace";
const conv = await chatStore.createConversation(title);
workspaceConvId = conv.id;
isNewConv = true;
await chatStore.fetchConversation(conv.id);
localStorage.setItem(key, String(conv.id));
}
nextTick(() => inputEl.value?.focus());
});
onUnmounted(async () => {
// Only delete if we created a brand-new conversation this session and it's still empty
if (workspaceConvId !== null && isNewConv) {
const conv = chatStore.conversations.find((c) => c.id === workspaceConvId);
if (conv && conv.message_count === 0) {
await chatStore.deleteConversation(workspaceConvId);
localStorage.removeItem(_storageKey(projectId.value));
}
}
});
</script>
<template>
<div class="workspace-root">
<!-- Header -->
<header class="ws-header">
<router-link :to="project ? `/projects/${project.id}` : '/projects'" class="ws-back">
{{ project?.title ?? "Project" }}
</router-link>
<span class="ws-title">{{ project?.goal ?? '' }}</span>
<div class="ws-panel-toggles">
<button
:class="['panel-toggle', { active: panelOpen.tasks }]"
title="Toggle Tasks panel"
@click="togglePanel('tasks')"
>
Tasks
</button>
<button
:class="['panel-toggle', { active: panelOpen.chat }]"
title="Toggle Chat panel"
@click="togglePanel('chat')"
>
Chat
</button>
<button
:class="['panel-toggle', { active: panelOpen.notes }]"
title="Toggle Notes panel"
@click="togglePanel('notes')"
>
Notes
</button>
</div>
</header>
<!-- Three-panel body -->
<div class="ws-body" :style="{ gridTemplateColumns: gridColumns }">
<!-- Left: Tasks -->
<div v-show="panelOpen.tasks" class="ws-panel">
<Transition name="panel-fade">
<div v-if="panelOpen.tasks" class="panel-inner">
<WorkspaceTaskPanel
v-if="project"
ref="taskPanelRef"
:project-id="project.id"
/>
</div>
</Transition>
</div>
<!-- Center: Chat -->
<div v-show="panelOpen.chat" class="ws-panel ws-chat-panel">
<div class="chat-messages" ref="messagesEl">
<template v-if="chatStore.currentConversation">
<ChatMessage
v-for="msg in chatStore.currentConversation.messages"
:key="msg.id"
:message="msg"
/>
</template>
<!-- Streaming bubble -->
<div v-if="chatStore.streaming" class="chat-message role-assistant">
<div class="message-bubble streaming-bubble">
<div class="message-header">
<span class="role-label">{{ settingsStore.assistantName }}</span>
</div>
<div v-if="chatStore.streamingToolCalls.length" class="streaming-tool-calls">
<ToolCallCard
v-for="(tc, i) in chatStore.streamingToolCalls"
:key="i"
:tool-call="tc"
/>
</div>
<ToolConfirmCard
v-if="chatStore.streamingPendingTool"
:pending-tool="chatStore.streamingPendingTool"
@accept="chatStore.confirmTool(true)"
@decline="chatStore.confirmTool(false)"
/>
<div v-if="chatStore.streamingStatus" class="streaming-status-line">
<span class="streaming-status-dot"></span>
{{ chatStore.streamingStatus }}
</div>
<details
v-if="chatStore.streamingThinking"
class="thinking-block"
:open="!chatStore.streamingContent"
>
<summary class="thinking-summary">Reasoning</summary>
<pre class="thinking-text">{{ chatStore.streamingThinking }}</pre>
</details>
<div class="message-content prose" v-html="streamingRendered"></div>
<span
v-if="!chatStore.streamingStatus && !chatStore.streamingThinking"
class="typing-indicator"
></span>
</div>
</div>
<!-- Queued messages shown as pending bubbles -->
<template v-if="chatStore.queuedMessages.length">
<div
v-for="(q, i) in chatStore.queuedMessages"
:key="`queued-${i}`"
class="ws-message role-user queued-message"
>
<div class="message-bubble queued-bubble">
<div class="queued-badge">Queued</div>
<div class="message-content">{{ q.content }}</div>
</div>
</div>
<div class="queued-clear-row">
<button class="queued-clear-btn" @click="chatStore.clearQueue()" aria-label="Cancel queued messages">
Cancel {{ chatStore.queuedMessages.length }} queued
</button>
</div>
</template>
<div
v-if="chatStore.currentConversation && !chatStore.currentConversation.messages.length && !chatStore.streaming"
class="empty-chat-prompt"
>
<p class="empty-hint">What would you like to work on?</p>
<div class="quick-chips">
<button class="quick-chip" @click="prefill('Summarize the current status of this project')">📊 Project status</button>
<button class="quick-chip" @click="prefill('Create a note about ')">📝 New note</button>
<button class="quick-chip" @click="prefill('Add tasks for ')"> Add tasks</button>
</div>
</div>
</div>
<div class="chat-input-area">
<textarea
ref="inputEl"
v-model="messageInput"
class="chat-input"
:placeholder="chatStore.streaming ? 'Type to queue next message… (Enter to queue)' : 'Message the agent… (Enter to send)'"
rows="1"
@keydown="onInputKeydown"
@input="autoResize"
></textarea>
<button
v-if="chatStore.streaming"
class="btn-abort"
title="Stop generation"
@click="chatStore.cancelGeneration()"
>
Stop
</button>
<button
v-else
class="btn-send"
:disabled="!messageInput.trim()"
@click="sendMessage"
>
Send
</button>
</div>
</div>
<!-- Right: Note Editor -->
<div v-show="panelOpen.notes" class="ws-panel">
<Transition name="panel-fade">
<div v-if="panelOpen.notes" class="panel-inner">
<WorkspaceNoteEditor
v-if="project"
:project-id="project.id"
:active-note-id="activeNoteId"
/>
</div>
</Transition>
</div>
</div>
</div>
</template>
<style scoped>
.workspace-root {
display: flex;
flex-direction: column;
height: 100%;
overflow: hidden;
background: var(--color-bg);
}
/* Header */
.ws-header {
display: flex;
align-items: center;
gap: 0.75rem;
height: 44px;
padding: 0 1rem;
border-bottom: 1px solid var(--color-border);
background: var(--color-surface);
flex-shrink: 0;
z-index: 10;
}
.ws-back {
color: var(--color-primary);
text-decoration: none;
font-size: 0.875rem;
white-space: nowrap;
}
.ws-back:hover {
text-decoration: underline;
}
.ws-title {
font-size: 0.78rem;
color: var(--color-text-muted);
flex: 1;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
font-style: italic;
}
.ws-panel-toggles {
display: flex;
gap: 0.3rem;
}
.panel-toggle {
background: none;
border: 1px solid var(--color-border);
border-radius: 5px;
padding: 0.2rem 0.6rem;
font-size: 0.78rem;
cursor: pointer;
color: var(--color-text-muted);
transition: all 0.15s;
}
.panel-toggle.active {
background: color-mix(in srgb, var(--color-primary) 12%, transparent);
border-color: var(--color-primary);
color: var(--color-primary);
}
/* Three-panel layout */
.ws-body {
display: grid;
flex: 1;
overflow: hidden;
transition: grid-template-columns 0.2s ease;
}
.ws-panel {
overflow: hidden;
min-width: 0;
}
.panel-inner {
height: 100%;
display: flex;
flex-direction: column;
}
.panel-fade-enter-active,
.panel-fade-leave-active {
transition: opacity 0.18s ease;
}
.panel-fade-enter-from,
.panel-fade-leave-to {
opacity: 0;
}
/* Chat panel */
.ws-chat-panel {
display: flex;
flex-direction: column;
border-left: 1px solid var(--color-border);
border-right: 1px solid var(--color-border);
}
.chat-messages {
flex: 1;
overflow-y: auto;
padding: 1rem;
display: flex;
flex-direction: column;
gap: 0.75rem;
}
.empty-chat-prompt {
text-align: center;
padding: 2rem 1rem;
}
.empty-hint {
margin: 0 0 1rem;
color: var(--color-text-secondary);
font-size: 0.9rem;
}
.quick-chips {
display: flex;
flex-wrap: wrap;
gap: 0.5rem;
justify-content: center;
}
.quick-chip {
background: var(--color-surface);
border: 1px solid var(--color-border);
border-radius: 20px;
padding: 0.4rem 0.85rem;
font-size: 0.82rem;
color: var(--color-text-secondary);
cursor: pointer;
transition: border-color 0.15s, color 0.15s, background 0.15s;
font-family: inherit;
}
.quick-chip:hover {
border-color: var(--color-primary);
color: var(--color-primary);
background: color-mix(in srgb, var(--color-primary) 5%, var(--color-surface));
}
.chat-input-area {
display: flex;
gap: 0.5rem;
padding: 0.6rem;
border-top: 1px solid var(--color-border);
flex-shrink: 0;
}
.chat-input {
flex: 1;
resize: none;
background: var(--color-input-bg, var(--color-bg));
border: 1px solid var(--color-border);
border-radius: 6px;
padding: 0.4rem 0.6rem;
font-size: 0.875rem;
font-family: inherit;
color: var(--color-text);
line-height: 1.5;
overflow-y: hidden;
}
.chat-input:focus {
outline: none;
border-color: var(--color-primary);
}
.btn-send {
background: var(--color-primary);
color: #fff;
border: none;
border-radius: 6px;
padding: 0.4rem 0.9rem;
font-size: 0.875rem;
cursor: pointer;
align-self: flex-end;
}
.btn-send:disabled {
opacity: 0.4;
cursor: default;
}
.btn-abort {
background: none;
color: var(--color-danger, #e74c3c);
border: 1px solid var(--color-danger, #e74c3c);
border-radius: 6px;
padding: 0.4rem 0.9rem;
font-size: 0.875rem;
font-weight: 600;
cursor: pointer;
align-self: flex-end;
white-space: nowrap;
}
.btn-abort:hover {
background: var(--color-danger, #e74c3c);
color: #fff;
}
/* Streaming indicators (mirror ChatView) */
.chat-message {
display: flex;
}
.role-assistant {
justify-content: flex-start;
}
.message-bubble {
max-width: 85%;
background: var(--color-surface);
border: 1px solid var(--color-border);
border-radius: 10px;
padding: 0.65rem 0.85rem;
}
.message-header {
margin-bottom: 0.3rem;
}
.role-label {
font-size: 0.72rem;
font-weight: 600;
color: var(--color-primary);
text-transform: uppercase;
letter-spacing: 0.04em;
}
.streaming-tool-calls {
margin-bottom: 0.4rem;
}
.streaming-status-line {
display: flex;
align-items: center;
gap: 0.4rem;
font-size: 0.8rem;
color: var(--color-text-muted);
margin-bottom: 0.3rem;
}
.streaming-status-dot {
width: 6px;
height: 6px;
border-radius: 50%;
background: var(--color-primary);
animation: pulse 1s infinite;
}
.typing-indicator {
display: inline-block;
width: 8px;
height: 8px;
border-radius: 50%;
background: var(--color-primary);
animation: pulse 1s infinite;
}
@keyframes pulse {
0%, 100% { opacity: 1; }
50% { opacity: 0.3; }
}
.message-content :deep(p) { margin: 0 0 0.5em; }
.message-content :deep(p:last-child) { margin-bottom: 0; }
.thinking-block {
margin-bottom: 0.5rem;
border: 1px solid var(--color-border);
border-radius: var(--radius-sm);
overflow: hidden;
}
.thinking-summary {
padding: 0.25rem 0.5rem;
font-size: 0.72rem;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.04em;
color: var(--color-text-muted);
cursor: pointer;
user-select: none;
list-style: none;
display: flex;
align-items: center;
gap: 0.3rem;
background: var(--color-bg-secondary);
}
.thinking-summary::-webkit-details-marker { display: none; }
.thinking-summary::before {
content: "▶";
font-size: 0.6rem;
transition: transform 0.15s;
}
details[open] .thinking-summary::before {
transform: rotate(90deg);
}
.thinking-text {
margin: 0;
padding: 0.5rem;
font-size: 0.8rem;
line-height: 1.5;
color: var(--color-text-secondary);
white-space: pre-wrap;
word-break: break-word;
max-height: 300px;
overflow-y: auto;
}
.ws-message.role-user {
display: flex;
justify-content: flex-end;
}
.queued-bubble {
max-width: 80%;
padding: 0.75rem 1rem;
border-radius: 18px;
border-bottom-right-radius: 4px;
background: linear-gradient(135deg, #6366f1, #4f46e5);
color: #fff;
opacity: 0.45;
font-size: 0.95rem;
line-height: 1.55;
word-break: break-word;
}
.queued-badge {
font-size: 0.65rem;
font-weight: 700;
text-transform: uppercase;
letter-spacing: 0.05em;
color: rgba(255, 255, 255, 0.75);
margin-bottom: 0.2rem;
}
.queued-clear-row {
display: flex;
justify-content: flex-end;
padding-right: 0.5rem;
}
.queued-clear-btn {
background: none;
border: 1px solid var(--color-border);
border-radius: var(--radius-sm, 6px);
cursor: pointer;
color: var(--color-text-muted);
font-size: 0.78rem;
padding: 0.2rem 0.6rem;
font-family: inherit;
}
.queued-clear-btn:hover {
color: var(--color-danger, #e74c3c);
border-color: var(--color-danger, #e74c3c);
}
</style>