129 lines
9.5 KiB
Vue
129 lines
9.5 KiB
Vue
<script setup lang="ts">
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import { computed, onBeforeUnmount, onMounted, ref, watch } from 'vue'
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import { useRouter } from 'vue-router'
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import type { Citation } from '@/contracts'
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import { useChatStore } from '@/stores/chat'
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import { useEditorStore } from '@/stores/editor'
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import { useProviderStore } from '@/stores/provider'
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import { useSkillStore } from '@/stores/skill'
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import { useWorkspaceStore } from '@/stores/workspace'
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import MarkdownContent from '@/components/common/MarkdownContent.vue'
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const chatStore = useChatStore()
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const providerStore = useProviderStore()
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const skillStore = useSkillStore()
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const workspaceStore = useWorkspaceStore()
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const editorStore = useEditorStore()
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const router = useRouter()
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const loadError = ref('')
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let disposed = false
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onBeforeUnmount(() => { disposed = true })
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const availableModels = computed(() => providerStore.modelsByProvider[chatStore.selectedProviderId] ?? [])
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onMounted(async () => {
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try {
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await Promise.all([providerStore.loadProviders(), skillStore.loadSkills()])
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if (disposed || providerStore.error) return
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const selected = providerStore.enabledProviders.find(p => p.provider_id === chatStore.selectedProviderId)
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if (!selected) {
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chatStore.selectedProviderId = providerStore.defaultProviderId
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} else {
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await refreshModels(selected.provider_id)
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}
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} catch (error) {
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if (disposed) return
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loadError.value = error instanceof Error ? error.message : '无法加载 AI 配置，请检查后端连接。'
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}
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})
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async function refreshModels(providerId: string) {
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loadError.value = ''
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if (!providerId) return
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try { await providerStore.loadModels(providerId) }
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catch (error) { if (!disposed && chatStore.selectedProviderId === providerId) loadError.value = error instanceof Error ? error.message : '模型列表加载失败，请手动填写模型 ID。' }
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}
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watch(() => chatStore.selectedProviderId, async (providerId) => {
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chatStore.selectedModel = providerStore.providers.find(p => p.provider_id === providerId)?.default_model ?? ''
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await refreshModels(providerId)
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})
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function send() { void chatStore.sendMessage(chatStore.inputText) }
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async function openCitation(citation: Citation) {
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await editorStore.loadFile(citation.file_path)
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workspaceStore.openFile(citation.file_path)
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editorStore.highlightBlock(citation.block_id)
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await router.push('/workspace')
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}
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</script>
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<template>
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<section class="chat-page">
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<header class="chat-toolbar">
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<div class="field compact"><label>Provider</label><select v-model="chatStore.selectedProviderId" class="select">
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<option v-for="provider in providerStore.enabledProviders" :key="provider.provider_id" :value="provider.provider_id">{{ provider.name }}</option>
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</select></div>
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<div class="field compact"><label>模型 ID</label><input v-model="chatStore.selectedModel" class="input" list="chat-models" placeholder="填写模型 ID" /><datalist id="chat-models"><option v-for="model in availableModels" :key="model.model_id" :value="model.model_id">{{ model.name }}</option></datalist></div>
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<span class="subtle">知识库问答与技能请使用智能体；普通聊天尚未接入这些能力。</span>
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</header>
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<div v-if="loadError || providerStore.error" class="error-banner chat-error">{{ loadError || providerStore.error }}</div>
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<main class="message-timeline">
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<div v-if="!chatStore.messages.length" class="empty-state"><div><strong>开始一段知识对话</strong><p>请先配置模型提供商。聊天记录仅保留在本次页面会话中。</p></div></div>
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<article v-for="message in chatStore.messages" :key="message.message_id" class="message" :class="message.role">
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<div class="avatar">{{ message.role === 'user' ? '你' : 'AI' }}</div>
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<div class="message-body">
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<details v-if="message.thinking" class="thinking"><summary>思考过程</summary><p>{{ message.thinking }}</p></details>
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<MarkdownContent v-if="message.content" class="message-content" :source="message.content" />
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<div v-else-if="chatStore.isStreaming" class="message-content">正在思考…</div>
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<div v-if="message.tool_calls?.length" class="tool-calls"><div v-for="call in message.tool_calls" :key="call.tool_call_id" class="item-card"><span class="badge info">{{ call.status }}</span><strong>{{ call.name }}</strong><pre>{{ JSON.stringify(call.parameters, null, 2) }}</pre></div></div>
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<div v-if="message.citations?.length" class="citations">
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<button v-for="(citation, index) in message.citations" :key="citation.block_id" class="citation-card" @click="openCitation(citation)">
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<span class="badge info">{{ index + 1 }}</span><span><strong>{{ citation.heading_path || citation.file_path }}</strong><small>{{ citation.content }}</small></span>
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</button>
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</div>
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<time>{{ new Date(message.created_at).toLocaleTimeString() }}</time>
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<small v-if="message.usage" class="usage">Token {{ message.usage.total_tokens }}<span v-if="message.usage.input_tokens !== undefined && message.usage.output_tokens !== undefined">（输入 {{ message.usage.input_tokens }} / 输出 {{ message.usage.output_tokens }}）</span></small>
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</div>
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</article>
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</main>
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<footer class="composer">
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<textarea v-model="chatStore.inputText" class="textarea" placeholder="输入问题，Ctrl + Enter 发送"
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@keydown.ctrl.enter.prevent="send" />
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<div class="composer-actions"><span class="subtle">回答可能包含错误，请核对 Citation。</span>
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<button v-if="chatStore.isStreaming" class="button-danger" @click="chatStore.stopGeneration">停止</button>
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<button v-else class="button-primary" :disabled="!chatStore.inputText.trim() || !chatStore.selectedProviderId || !chatStore.selectedModel.trim()" @click="send">发送</button>
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</div>
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</footer>
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</section>
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</template>
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<style scoped>
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.chat-page { display: grid; grid-template-rows: auto auto 1fr auto; height: 100%; min-height: 0; background: radial-gradient(circle at 85% -10%, var(--color-accent-soft), transparent 30%), var(--color-background-primary); }
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.chat-toolbar { display: flex; align-items: end; flex-wrap: wrap; gap: var(--space-md); padding: var(--space-md) var(--space-xl); border-bottom: 1px solid var(--color-border-default); background: var(--color-surface-secondary); box-shadow: var(--shadow-sm); z-index: 1; }
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.compact { min-width: 160px; }
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.rag-toggle { display: flex; align-items: center; gap: var(--space-xs); min-height: 36px; color: var(--color-text-secondary); }
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.chat-error { margin: var(--space-md) var(--space-xl) 0; }
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.message-timeline { min-height: 0; overflow: auto; padding: var(--space-xl) max(var(--space-xl), calc((100% - 820px) / 2)); user-select: text; }
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.message { display: grid; grid-template-columns: 36px 1fr; gap: var(--space-md); margin-bottom: var(--space-xl); animation: message-in var(--motion-normal) both; }
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.avatar { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--color-border-default); border-radius: var(--radius-full); background: var(--color-background-tertiary); box-shadow: var(--shadow-sm); font-weight: 700; }
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.assistant .avatar { background: var(--color-accent-soft); color: var(--color-accent-primary); }
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.message-body { min-width: 0; padding: var(--space-md) var(--space-lg); border: 1px solid var(--color-border-subtle); border-radius: 4px var(--radius-lg) var(--radius-lg) var(--radius-lg); background: color-mix(in srgb, var(--color-surface-primary) 88%, transparent); box-shadow: var(--shadow-sm); }
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.user .message-body { background: var(--color-accent-soft); border-color: color-mix(in srgb, var(--color-accent-primary) 14%, transparent); }
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.message-content { white-space: pre-wrap; line-height: var(--line-height-relaxed); }
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.thinking { margin-bottom: var(--space-sm); color: var(--color-text-secondary); }.thinking p { margin-top: var(--space-sm); white-space: pre-wrap; }
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.tool-calls { display: grid; gap: var(--space-sm); margin-top: var(--space-md); }.tool-calls .item-card { display: grid; gap: var(--space-xs); }.tool-calls pre { overflow: auto; font-size: var(--font-size-xs); }
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.usage { display: block; margin-top: var(--space-xs); color: var(--color-text-tertiary); }
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.message time { display: block; margin-top: var(--space-sm); color: var(--color-text-tertiary); font-size: var(--font-size-xs); }
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.citations { display: grid; gap: var(--space-sm); margin-top: var(--space-md); }
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.citation-card { display: flex; align-items: flex-start; gap: var(--space-sm); padding: var(--space-md); border: 1px solid var(--color-border-default); border-radius: var(--radius-md); background: var(--color-surface-primary); text-align: left; transition: border-color var(--motion-fast), transform var(--motion-fast), box-shadow var(--motion-fast); }
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.citation-card:hover { border-color: var(--color-accent-secondary); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
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.citation-card small { display: block; margin-top: 2px; color: var(--color-text-secondary); }
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.composer { padding: var(--space-md) max(var(--space-xl), calc((100% - 820px) / 2)); border-top: 1px solid var(--color-border-default); background: var(--color-surface-secondary); box-shadow: 0 -8px 24px color-mix(in srgb, var(--color-text-primary) 5%, transparent); }
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.composer .textarea { min-height: 72px; }
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.composer-actions { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); margin-top: var(--space-sm); }
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@keyframes message-in { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
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</style>
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