kin/web/frontend/src/views/ChatView.vue
2026-03-18 07:57:15 +02:00

228 lines
6.6 KiB
Vue

<script setup lang="ts">
import { ref, watch, nextTick, onUnmounted } from 'vue'
import { useRouter } from 'vue-router'
import { useI18n } from 'vue-i18n'
import { api, ApiError, type ChatMessage } from '../api'
import Badge from '../components/Badge.vue'
const props = defineProps<{ projectId: string }>()
const router = useRouter()
const { t, locale } = useI18n()
const messages = ref<ChatMessage[]>([])
const input = ref('')
const sending = ref(false)
const loading = ref(true)
const error = ref('')
const consecutiveErrors = ref(0)
const projectName = ref('')
const messagesEl = ref<HTMLElement | null>(null)
let pollTimer: ReturnType<typeof setInterval> | null = null
function stopPoll() {
if (pollTimer) {
clearInterval(pollTimer)
pollTimer = null
}
}
function hasRunningTasks(msgs: ChatMessage[]) {
return msgs.some(
m => m.task_stub?.status === 'in_progress' || m.task_stub?.status === 'pending'
)
}
function checkAndPoll() {
stopPoll()
if (!hasRunningTasks(messages.value)) return
pollTimer = setInterval(async () => {
try {
const updated = await api.chatHistory(props.projectId)
messages.value = updated
consecutiveErrors.value = 0
error.value = ''
if (!hasRunningTasks(updated)) stopPoll()
} catch (e: any) {
consecutiveErrors.value++
console.warn('[polling] error #' + consecutiveErrors.value + ':', e)
if (consecutiveErrors.value >= 3) {
error.value = t('chat.server_unavailable')
stopPoll()
}
}
}, 3000)
}
async function load() {
stopPoll()
loading.value = true
error.value = ''
consecutiveErrors.value = 0
try {
const [msgs, project] = await Promise.all([
api.chatHistory(props.projectId),
api.project(props.projectId),
])
messages.value = msgs
projectName.value = project.name
} catch (e: any) {
if (e instanceof ApiError && e.message.includes('not found')) {
router.push('/')
return
}
error.value = e.message
} finally {
loading.value = false
}
await nextTick()
scrollToBottom()
checkAndPoll()
}
watch(() => props.projectId, () => {
messages.value = []
input.value = ''
error.value = ''
projectName.value = ''
loading.value = true
load()
}, { immediate: true })
onUnmounted(stopPoll)
async function send() {
const text = input.value.trim()
if (!text || sending.value) return
sending.value = true
error.value = ''
try {
const result = await api.sendChatMessage(props.projectId, text)
input.value = ''
messages.value.push(result.user_message, result.assistant_message)
await nextTick()
scrollToBottom()
checkAndPoll()
} catch (e: any) {
error.value = e.message
} finally {
sending.value = false
}
}
function onKeydown(e: KeyboardEvent) {
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault()
send()
}
}
function scrollToBottom() {
if (messagesEl.value) {
messagesEl.value.scrollTop = messagesEl.value.scrollHeight
}
}
function taskStatusColor(status: string): string {
const map: Record<string, string> = {
done: 'green',
in_progress: 'blue',
review: 'yellow',
blocked: 'red',
pending: 'gray',
cancelled: 'gray',
}
return map[status] ?? 'gray'
}
function formatTime(dt: string) {
return new Date(dt).toLocaleTimeString(locale.value === 'ru' ? 'ru-RU' : 'en-US', { hour: '2-digit', minute: '2-digit' })
}
</script>
<template>
<div class="flex flex-col h-[calc(100vh-112px)]">
<!-- Header -->
<div class="flex items-center gap-3 pb-4 border-b border-gray-800">
<router-link
:to="`/project/${projectId}`"
class="text-gray-400 hover:text-gray-200 text-sm no-underline"
>{{ t('chat.back_to_project') }}</router-link>
<span class="text-gray-600">|</span>
<h1 class="text-base font-semibold text-gray-100">
{{ projectName || projectId }}
</h1>
<span class="text-xs text-gray-500 ml-1">{{ t('chat.chat_label') }}</span>
</div>
<!-- Error -->
<div v-if="error" class="mt-3 text-sm text-red-400 bg-red-900/20 border border-red-800 rounded px-3 py-2">
{{ error }}
</div>
<!-- Loading -->
<div v-if="loading" class="flex-1 flex items-center justify-center">
<span class="text-gray-500 text-sm">{{ t('chat.loading') }}</span>
</div>
<!-- Messages -->
<div
v-else
ref="messagesEl"
class="flex-1 overflow-y-auto py-4 flex flex-col gap-3 min-h-0"
>
<div v-if="messages.length === 0" class="text-center text-gray-500 text-sm mt-8">
{{ t('chat.empty_hint') }}
</div>
<div
v-for="msg in messages"
:key="msg.id"
class="flex"
:class="msg.role === 'user' ? 'justify-end' : 'justify-start'"
>
<div
class="max-w-[70%] rounded-2xl px-4 py-2.5"
:class="msg.role === 'user'
? 'bg-indigo-900/60 border border-indigo-700/50 text-gray-100 rounded-br-sm'
: 'bg-gray-800/70 border border-gray-700/50 text-gray-200 rounded-bl-sm'"
>
<p class="text-sm whitespace-pre-wrap break-words">{{ msg.content }}</p>
<!-- Task stub for task_created messages -->
<div
v-if="msg.message_type === 'task_created' && msg.task_stub"
class="mt-2 pt-2 border-t border-gray-700/40 flex items-center gap-2"
>
<router-link
:to="`/task/${msg.task_stub.id}`"
class="text-xs text-indigo-400 hover:text-indigo-300 no-underline font-mono"
>{{ msg.task_stub.id }}</router-link>
<Badge :color="taskStatusColor(msg.task_stub.status)" :text="msg.task_stub.status" />
</div>
<p class="text-xs mt-1.5 text-gray-500">{{ formatTime(msg.created_at) }}</p>
</div>
</div>
</div>
<!-- Input -->
<div class="pt-3 border-t border-gray-800 flex gap-2 items-end">
<textarea
v-model="input"
:disabled="sending || loading"
:placeholder="t('chat.input_placeholder')"
rows="2"
class="flex-1 bg-gray-800/60 border border-gray-700 rounded-xl px-4 py-2.5 text-sm text-gray-100 placeholder-gray-500 resize-none focus:outline-none focus:border-indigo-600 disabled:opacity-50"
@keydown="onKeydown"
/>
<button
:disabled="sending || loading || !input.trim()"
class="px-4 py-2.5 bg-indigo-600 hover:bg-indigo-500 disabled:opacity-40 disabled:cursor-not-allowed text-white text-sm rounded-xl font-medium transition-colors"
@click="send"
>
{{ sending ? t('chat.sending') : t('chat.send') }}
</button>
</div>
</div>
</template>