feat: AI 辅助知识库描述生成功能

This commit is contained in:
limbo 2025-12-18 21:01:25 +08:00 committed by Wenjie Zhang
parent 751bd3c791
commit 6ebbb46c9f
6 changed files with 214 additions and 4 deletions

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@ -1295,3 +1295,66 @@ async def get_all_embedding_models_status(current_user: User = Depends(get_admin
except Exception as e:
logger.error(f"获取所有embedding模型状态失败: {e}, {traceback.format_exc()}")
return {"message": f"获取所有embedding模型状态失败: {e}", "status": {"models": {}, "total": 0, "available": 0}}
# =============================================================================
# === AI 辅助功能分组 ===
# =============================================================================
@knowledge.post("/generate-description")
async def generate_description(
name: str = Body(..., description="知识库名称"),
current_description: str = Body("", description="当前描述(可选,用于优化)"),
current_user: User = Depends(get_admin_user),
):
"""使用 LLM 生成或优化知识库描述
根据知识库名称和现有描述使用 LLM 生成适合作为智能体工具描述的内容
"""
from src.models import select_model
logger.debug(f"Generating description for knowledge base: {name}")
# 构建提示词
if current_description.strip():
prompt = textwrap.dedent(f"""
请帮我优化以下知识库的描述
知识库名称: {name}
当前描述: {current_description}
要求:
1. 这个描述将作为智能体工具的描述使用
2. 智能体会根据知识库的标题和描述来选择合适的工具
3. 所以描述需要清晰具体说明该知识库包含什么内容适合解答什么类型的问题
4. 描述应该简洁有力通常 2-4 句话即可
5. 不要使用 Markdown 格式
请直接输出优化后的描述不要有任何前缀说明
""").strip()
else:
prompt = textwrap.dedent(f"""
请为以下知识库生成一个描述
知识库名称: {name}
要求:
1. 这个描述将作为智能体工具的描述使用
2. 智能体会根据知识库的标题和描述来选择合适的工具
3. 所以描述需要清晰具体说明该知识库可能包含什么内容适合解答什么类型的问题
4. 描述应该简洁有力通常 2-4 句话即可
5. 不要使用 Markdown 格式
请直接输出描述不要有任何前缀说明
""").strip()
try:
model = select_model()
response = await asyncio.to_thread(model.call, prompt)
description = response.content.strip()
logger.debug(f"Generated description: {description}")
return {"description": description, "status": "success"}
except Exception as e:
logger.error(f"生成描述失败: {e}, {traceback.format_exc()}")
raise HTTPException(status_code=500, detail=f"生成描述失败: {e}")

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@ -53,6 +53,19 @@ export const databaseApi = {
*/
deleteDatabase: async (dbId) => {
return apiAdminDelete(`/api/knowledge/databases/${dbId}`)
},
/**
* 使用 AI 生成或优化知识库描述
* @param {string} name - 知识库名称
* @param {string} currentDescription - 当前描述可选
* @returns {Promise} - 生成结果
*/
generateDescription: async (name, currentDescription = '') => {
return apiAdminPost('/api/knowledge/generate-description', {
name,
current_description: currentDescription
})
}
}

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@ -0,0 +1,120 @@
<template>
<div class="ai-textarea-wrapper">
<a-textarea
:value="modelValue"
@update:value="$emit('update:modelValue', $event)"
:placeholder="placeholder"
:rows="rows"
:auto-size="autoSize"
/>
<a-tooltip v-if="name" title="使用 AI 生成或优化描述">
<a-button
class="ai-btn"
type="text"
size="small"
:loading="loading"
@click="generateDescription"
>
<template #icon>
<svg v-if="!loading" viewBox="0 0 24 24" width="16" height="16" fill="currentColor">
<path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z"/>
</svg>
</template>
<span v-if="!loading" class="ai-text">AI</span>
</a-button>
</a-tooltip>
</div>
</template>
<script setup>
import { ref } from 'vue'
import { message } from 'ant-design-vue'
import { databaseApi } from '@/apis/knowledge_api'
const props = defineProps({
modelValue: {
type: String,
default: ''
},
name: {
type: String,
default: ''
},
placeholder: {
type: String,
default: ''
},
rows: {
type: Number,
default: 4
},
autoSize: {
type: [Boolean, Object],
default: false
}
})
const emit = defineEmits(['update:modelValue'])
const loading = ref(false)
const generateDescription = async () => {
if (!props.name?.trim()) {
message.warning('请先输入知识库名称')
return
}
loading.value = true
try {
const result = await databaseApi.generateDescription(props.name, props.modelValue)
if (result.status === 'success' && result.description) {
emit('update:modelValue', result.description)
message.success('描述生成成功')
} else {
message.error(result.message || '生成失败')
}
} catch (error) {
console.error('生成描述失败:', error)
message.error(error.message || '生成描述失败')
} finally {
loading.value = false
}
}
</script>
<style lang="less" scoped>
.ai-textarea-wrapper {
position: relative;
.ai-btn {
position: absolute;
top: 4px;
right: 4px;
z-index: 1;
display: flex;
align-items: center;
gap: 2px;
padding: 2px 6px;
height: 24px;
color: var(--main-color);
background: var(--gray-50);
border: 1px solid var(--gray-200);
border-radius: 4px;
font-size: 12px;
transition: all 0.2s ease;
&:hover {
background: var(--main-10);
border-color: var(--main-color);
}
.ai-text {
font-weight: 500;
}
}
:deep(.ant-input) {
padding-right: 50px;
}
}
</style>

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@ -45,7 +45,12 @@
<a-input v-model:value="editForm.name" placeholder="请输入知识库名称" />
</a-form-item>
<a-form-item label="知识库描述" name="description">
<a-textarea v-model:value="editForm.description" placeholder="请输入知识库描述" :rows="4" />
<AiTextarea
v-model="editForm.description"
:name="editForm.name"
placeholder="请输入知识库描述"
:rows="4"
/>
</a-form-item>
<!-- 仅对 LightRAG 类型显示 LLM 配置 -->
<a-form-item v-if="database.kb_type === 'lightrag'" label="语言模型 (LLM)" name="llm_info">
@ -72,6 +77,7 @@ import {
} from '@ant-design/icons-vue';
import HeaderComponent from '@/components/HeaderComponent.vue';
import ModelSelectorComponent from '@/components/ModelSelectorComponent.vue';
import AiTextarea from '@/components/AiTextarea.vue';
import { h } from 'vue';
const router = useRouter();

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@ -65,7 +65,12 @@
<a-input v-model:value="editForm.name" placeholder="请输入知识库名称" />
</a-form-item>
<a-form-item label="知识库描述" name="description">
<a-textarea v-model:value="editForm.description" placeholder="请输入知识库描述" :rows="4" />
<AiTextarea
v-model="editForm.description"
:name="editForm.name"
placeholder="请输入知识库描述"
:rows="4"
/>
</a-form-item>
<a-form-item label="自动生成问题" name="auto_generate_questions">
@ -99,6 +104,7 @@ import {
CopyOutlined,
} from '@ant-design/icons-vue';
import ModelSelectorComponent from '@/components/ModelSelectorComponent.vue';
import AiTextarea from '@/components/AiTextarea.vue';
const router = useRouter();
const store = useDatabaseStore();

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@ -81,8 +81,9 @@
<h3 style="margin-top: 20px;">知识库描述</h3>
<p style="color: var(--gray-700); font-size: 14px;">在智能体流程中这里的描述会作为工具的描述智能体会根据知识库的标题和描述来选择合适的工具所以这里描述的越详细智能体越容易选择到合适的工具</p>
<a-textarea
v-model:value="newDatabase.description"
<AiTextarea
v-model="newDatabase.description"
:name="newDatabase.name"
placeholder="新建知识库描述"
:auto-size="{ minRows: 3, maxRows: 10 }"
/>
@ -244,6 +245,7 @@ import HeaderComponent from '@/components/HeaderComponent.vue';
import ModelSelectorComponent from '@/components/ModelSelectorComponent.vue';
import EmbeddingModelSelector from '@/components/EmbeddingModelSelector.vue';
import dayjs, { parseToShanghai } from '@/utils/time';
import AiTextarea from '@/components/AiTextarea.vue';
const route = useRoute()
const router = useRouter()