feat: Excel批量导入后端 — 模板下载+预览验证+执行导入
## import_service.py (新增) - generate_template(): 基础信息/BOM Excel模板生成(带样例数据) - parse_boolean(): 是/否/True/False 稳健布尔解析 - preview_material/bom(): Dry-Run解析+验证(重复/存在性/必填) - BOM ffill: 父件列自动向下填充(支持合并单元格UX) - execute_material/bom_import(): 事务包裹批量写入 ## import_api.py (新增) - GET /api/v1/import/template?type=material|bom - POST /api/v1/import/preview (文件→预览验证) - POST /api/v1/import/execute (确认导入) ## __init__.py + requirements.txt - 注册 import 蓝图; 新增 pandas>=1.5.0
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@ -258,6 +258,16 @@ def create_app():
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except Exception as e:
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print(f"❌ 错误: Export 模块注册失败: {e}")
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# -----------------------------------------------------
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# 2.14 注册批量导入模块 (Import)
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# -----------------------------------------------------
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try:
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from app.api.v1.import_api import import_bp
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app.register_blueprint(import_bp, url_prefix='/api/v1/import')
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print("✅ Import 模块注册成功")
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except ImportError as e:
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print(f"❌ 错误: Import 模块导入失败: {e}")
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# =========================================================
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# 3. 预加载数据模型
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# =========================================================
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