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zyh

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zzz
2026-04-08 20:23:51 +08:00
parent 6f8976cf71
commit 38e41c6eff
6 changed files with 663 additions and 149 deletions
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158
backend/app/api/endpoints/templates.py
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@@ -13,7 +13,7 @@ import pandas as pd
from pydantic import BaseModel
from app.services.template_fill_service import template_fill_service, TemplateField
from app.services.excel_storage_service import excel_storage_service
from app.services.file_service import file_service
logger = logging.getLogger(__name__)
@@ -28,13 +28,15 @@ class TemplateFieldRequest(BaseModel):
name: str
field_type: str = "text"
required: bool = True
hint: str = ""
class FillRequest(BaseModel):
"""填写请求"""
template_id: str
template_fields: List[TemplateFieldRequest]
source_doc_ids: Optional[List[str]] = None
source_doc_ids: Optional[List[str]] = None # MongoDB 文档 ID 列表
source_file_paths: Optional[List[str]] = None # 源文档文件路径列表
user_hint: Optional[str] = None
@@ -71,7 +73,6 @@ async def upload_template(
try:
# 保存文件
from app.services.file_service import file_service
content = await file.read()
saved_path = file_service.save_uploaded_file(
content,
@@ -87,7 +88,7 @@ async def upload_template(
return {
"success": True,
"template_id": saved_path, # 使用文件路径作为ID
"template_id": saved_path,
"filename": file.filename,
"file_type": file_ext,
"fields": [
@@ -95,7 +96,8 @@ async def upload_template(
"cell": f.cell,
"name": f.name,
"field_type": f.field_type,
"required": f.required
"required": f.required,
"hint": f.hint
}
for f in template_fields
],
@@ -135,7 +137,8 @@ async def extract_template_fields(
"cell": f.cell,
"name": f.name,
"field_type": f.field_type,
"required": f.required
"required": f.required,
"hint": f.hint
}
for f in fields
]
@@ -153,7 +156,7 @@ async def fill_template(
"""
执行表格填写
根据提供的字段定义，从已上传的文档中检索信息并填写
根据提供的字段定义，从源文档中检索信息并填写
Args:
request: 填写请求
@@ -168,7 +171,8 @@ async def fill_template(
cell=f.cell,
name=f.name,
field_type=f.field_type,
required=f.required
required=f.required,
hint=f.hint
)
for f in request.template_fields
]
@@ -177,6 +181,7 @@ async def fill_template(
result = await template_fill_service.fill_template(
template_fields=fields,
source_doc_ids=request.source_doc_ids,
source_file_paths=request.source_file_paths,
user_hint=request.user_hint
)
@@ -194,6 +199,8 @@ async def export_filled_template(
"""
导出填写后的表格
支持 Excel (.xlsx) 和 Word (.docx) 格式
Args:
request: 导出请求
@@ -201,25 +208,124 @@ async def export_filled_template(
文件流
"""
try:
# 创建 DataFrame
df = pd.DataFrame([request.filled_data])
# 导出为 Excel
output = io.BytesIO()
with pd.ExcelWriter(output, engine='openpyxl') as writer:
df.to_excel(writer, index=False, sheet_name='填写结果')
output.seek(0)
# 生成文件名
filename = f"filled_template.{request.format}"
return StreamingResponse(
io.BytesIO(output.getvalue()),
media_type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
headers={"Content-Disposition": f"attachment; filename={filename}"}
)
if request.format == "xlsx":
return await _export_to_excel(request.filled_data, request.template_id)
elif request.format == "docx":
return await _export_to_word(request.filled_data, request.template_id)
else:
raise HTTPException(
status_code=400,
detail=f"不支持的导出格式: {request.format}，仅支持 xlsx/docx"
)
except HTTPException:
raise
except Exception as e:
logger.error(f"导出失败: {str(e)}")
raise HTTPException(status_code=500, detail=f"导出失败: {str(e)}")
async def _export_to_excel(filled_data: dict, template_id: str) -> StreamingResponse:
"""导出为 Excel 格式"""
# 将字典转换为单行 DataFrame
df = pd.DataFrame([filled_data])
output = io.BytesIO()
with pd.ExcelWriter(output, engine='openpyxl') as writer:
df.to_excel(writer, index=False, sheet_name='填写结果')
output.seek(0)
filename = f"filled_template.xlsx"
return StreamingResponse(
io.BytesIO(output.getvalue()),
media_type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
headers={"Content-Disposition": f"attachment; filename={filename}"}
)
async def _export_to_word(filled_data: dict, template_id: str) -> StreamingResponse:
"""导出为 Word 格式"""
from docx import Document
from docx.shared import Pt, RGBColor
from docx.enum.text import WD_ALIGN_PARAGRAPH
doc = Document()
# 添加标题
title = doc.add_heading('填写结果', level=1)
title.alignment = WD_ALIGN_PARAGRAPH.CENTER
# 添加填写时间和模板信息
from datetime import datetime
info_para = doc.add_paragraph()
info_para.add_run(f"模板ID: {template_id}\n").bold = True
info_para.add_run(f"导出时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}")
doc.add_paragraph() # 空行
# 添加字段表格
table = doc.add_table(rows=1, cols=3)
table.style = 'Light Grid Accent 1'
# 表头
header_cells = table.rows[0].cells
header_cells[0].text = '字段名'
header_cells[1].text = '填写值'
header_cells[2].text = '状态'
for field_name, field_value in filled_data.items():
row_cells = table.add_row().cells
row_cells[0].text = field_name
row_cells[1].text = str(field_value) if field_value else ''
row_cells[2].text = '已填写' if field_value else '为空'
# 保存到 BytesIO
output = io.BytesIO()
doc.save(output)
output.seek(0)
filename = f"filled_template.docx"
return StreamingResponse(
io.BytesIO(output.getvalue()),
media_type="application/vnd.openxmlformats-officedocument.wordprocessingml.document",
headers={"Content-Disposition": f"attachment; filename={filename}"}
)
@router.post("/export/excel")
async def export_to_excel(
filled_data: dict,
template_id: str = Query(..., description="模板ID")
):
"""
专门导出为 Excel 格式
Args:
filled_data: 填写数据
template_id: 模板ID
Returns:
Excel 文件流
"""
return await _export_to_excel(filled_data, template_id)
@router.post("/export/word")
async def export_to_word(
filled_data: dict,
template_id: str = Query(..., description="模板ID")
):
"""
专门导出为 Word 格式
Args:
filled_data: 填写数据
template_id: 模板ID
Returns:
Word 文件流
"""
return await _export_to_word(filled_data, template_id)