447 lines
17 KiB
Python
447 lines
17 KiB
Python
from fastapi import APIRouter, Depends, HTTPException, UploadFile, File, Form
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from sqlalchemy.orm import Session
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from sqlalchemy import text
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from typing import List, Optional
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import os
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import shutil
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from datetime import datetime
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import uuid
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import pandas as pd
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import re
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from pathlib import Path
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from ..database import get_db
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router = APIRouter()
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UPLOAD_DIR = Path("uploads")
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UPLOAD_DIR.mkdir(exist_ok=True)
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ALLOWED_EXTENSIONS = {".xlsx", ".xls", ".csv"}
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@router.get("/")
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async def get_files_info():
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return {
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"message": "파일 관리 API",
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"allowed_extensions": list(ALLOWED_EXTENSIONS),
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"upload_directory": str(UPLOAD_DIR)
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}
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@router.get("/test")
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async def test_endpoint():
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return {"status": "파일 API가 정상 작동합니다!"}
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@router.post("/add-missing-columns")
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async def add_missing_columns(db: Session = Depends(get_db)):
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"""누락된 컬럼들 추가"""
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try:
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db.execute(text("ALTER TABLE files ADD COLUMN IF NOT EXISTS parsed_count INTEGER DEFAULT 0"))
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db.execute(text("ALTER TABLE materials ADD COLUMN IF NOT EXISTS row_number INTEGER"))
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db.commit()
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return {
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"success": True,
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"message": "누락된 컬럼들이 추가되었습니다",
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"added_columns": ["files.parsed_count", "materials.row_number"]
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}
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except Exception as e:
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db.rollback()
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return {"success": False, "error": f"컬럼 추가 실패: {str(e)}"}
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def validate_file_extension(filename: str) -> bool:
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return Path(filename).suffix.lower() in ALLOWED_EXTENSIONS
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def generate_unique_filename(original_filename: str) -> str:
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timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
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unique_id = str(uuid.uuid4())[:8]
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stem = Path(original_filename).stem
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suffix = Path(original_filename).suffix
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return f"{stem}_{timestamp}_{unique_id}{suffix}"
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def parse_dataframe(df):
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df = df.dropna(how='all')
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df.columns = df.columns.str.strip().str.lower()
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column_mapping = {
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'description': ['description', 'item', 'material', '품명', '자재명'],
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'quantity': ['qty', 'quantity', 'ea', '수량'],
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'main_size': ['main_nom', 'nominal_diameter', 'nd', '주배관'],
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'red_size': ['red_nom', 'reduced_diameter', '축소배관'],
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'length': ['length', 'len', '길이'],
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'weight': ['weight', 'wt', '중량'],
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'dwg_name': ['dwg_name', 'drawing', '도면명'],
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'line_num': ['line_num', 'line_number', '라인번호']
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}
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mapped_columns = {}
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for standard_col, possible_names in column_mapping.items():
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for possible_name in possible_names:
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if possible_name in df.columns:
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mapped_columns[standard_col] = possible_name
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break
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materials = []
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for index, row in df.iterrows():
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description = str(row.get(mapped_columns.get('description', ''), ''))
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quantity_raw = row.get(mapped_columns.get('quantity', ''), 0)
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try:
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quantity = float(quantity_raw) if pd.notna(quantity_raw) else 0
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except:
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quantity = 0
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material_grade = ""
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if "ASTM" in description.upper():
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astm_match = re.search(r'ASTM\s+([A-Z0-9\s]+)', description.upper())
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if astm_match:
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material_grade = astm_match.group(0).strip()
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main_size = str(row.get(mapped_columns.get('main_size', ''), ''))
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red_size = str(row.get(mapped_columns.get('red_size', ''), ''))
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if main_size != 'nan' and red_size != 'nan' and red_size != '':
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size_spec = f"{main_size} x {red_size}"
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elif main_size != 'nan' and main_size != '':
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size_spec = main_size
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else:
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size_spec = ""
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if description and description not in ['nan', 'None', '']:
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materials.append({
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'original_description': description,
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'quantity': quantity,
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'unit': "EA",
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'size_spec': size_spec,
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'material_grade': material_grade,
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'line_number': index + 1,
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'row_number': index + 1
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})
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return materials
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def parse_file_data(file_path):
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file_extension = Path(file_path).suffix.lower()
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try:
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if file_extension == ".csv":
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df = pd.read_csv(file_path, encoding='utf-8')
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elif file_extension in [".xlsx", ".xls"]:
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df = pd.read_excel(file_path, sheet_name=0)
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else:
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raise HTTPException(status_code=400, detail="지원하지 않는 파일 형식")
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return parse_dataframe(df)
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except Exception as e:
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raise HTTPException(status_code=400, detail=f"파일 파싱 실패: {str(e)}")
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@router.post("/upload")
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async def upload_file(
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file: UploadFile = File(...),
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project_id: int = Form(...),
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revision: str = Form("Rev.0"),
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db: Session = Depends(get_db)
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):
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if not validate_file_extension(file.filename):
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raise HTTPException(
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status_code=400,
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detail=f"지원하지 않는 파일 형식입니다. 허용된 확장자: {', '.join(ALLOWED_EXTENSIONS)}"
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)
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if file.size and file.size > 10 * 1024 * 1024:
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raise HTTPException(status_code=400, detail="파일 크기는 10MB를 초과할 수 없습니다")
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unique_filename = generate_unique_filename(file.filename)
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file_path = UPLOAD_DIR / unique_filename
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try:
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with open(file_path, "wb") as buffer:
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shutil.copyfileobj(file.file, buffer)
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except Exception as e:
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raise HTTPException(status_code=500, detail=f"파일 저장 실패: {str(e)}")
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try:
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materials_data = parse_file_data(str(file_path))
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parsed_count = len(materials_data)
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# 파일 정보 저장
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file_insert_query = text("""
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INSERT INTO files (filename, original_filename, file_path, project_id, revision, description, file_size, parsed_count, is_active)
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VALUES (:filename, :original_filename, :file_path, :project_id, :revision, :description, :file_size, :parsed_count, :is_active)
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RETURNING id
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""")
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file_result = db.execute(file_insert_query, {
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"filename": unique_filename,
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"original_filename": file.filename,
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"file_path": str(file_path),
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"project_id": project_id,
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"revision": revision,
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"description": f"BOM 파일 - {parsed_count}개 자재",
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"file_size": file.size,
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"parsed_count": parsed_count,
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"is_active": True
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})
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file_id = file_result.fetchone()[0]
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# 자재 데이터 저장
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materials_inserted = 0
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for material_data in materials_data:
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material_insert_query = text("""
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INSERT INTO materials (
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file_id, original_description, quantity, unit, size_spec,
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material_grade, line_number, row_number, classified_category,
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classification_confidence, is_verified, created_at
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)
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VALUES (
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:file_id, :original_description, :quantity, :unit, :size_spec,
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:material_grade, :line_number, :row_number, :classified_category,
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:classification_confidence, :is_verified, :created_at
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)
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""")
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db.execute(material_insert_query, {
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"file_id": file_id,
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"original_description": material_data["original_description"],
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"quantity": material_data["quantity"],
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"unit": material_data["unit"],
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"size_spec": material_data["size_spec"],
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"material_grade": material_data["material_grade"],
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"line_number": material_data["line_number"],
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"row_number": material_data["row_number"],
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"classified_category": None,
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"classification_confidence": None,
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"is_verified": False,
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"created_at": datetime.now()
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})
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materials_inserted += 1
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db.commit()
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return {
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"success": True,
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"message": f"완전한 DB 저장 성공! {materials_inserted}개 자재 저장됨",
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"original_filename": file.filename,
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"file_id": file_id,
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"parsed_materials_count": parsed_count,
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"saved_materials_count": materials_inserted,
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"sample_materials": materials_data[:3] if materials_data else []
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}
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except Exception as e:
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db.rollback()
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if os.path.exists(file_path):
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os.remove(file_path)
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raise HTTPException(status_code=500, detail=f"파일 처리 실패: {str(e)}")
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@router.get("/materials")
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async def get_materials(
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project_id: Optional[int] = None,
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file_id: Optional[int] = None,
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job_no: Optional[str] = None,
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filename: Optional[str] = None,
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revision: Optional[str] = None,
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skip: int = 0,
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limit: int = 100,
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search: Optional[str] = None,
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item_type: Optional[str] = None,
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material_grade: Optional[str] = None,
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size_spec: Optional[str] = None,
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file_filter: Optional[str] = None,
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sort_by: Optional[str] = None,
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db: Session = Depends(get_db)
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):
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"""
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저장된 자재 목록 조회 (job_no, filename, revision 3가지로 필터링 가능)
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"""
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try:
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query = """
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SELECT m.id, m.file_id, m.original_description, m.quantity, m.unit,
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m.size_spec, m.material_grade, m.line_number, m.row_number,
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m.created_at,
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f.original_filename, f.project_id, f.job_no, f.revision,
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p.official_project_code, p.project_name
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FROM materials m
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LEFT JOIN files f ON m.file_id = f.id
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LEFT JOIN projects p ON f.project_id = p.id
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WHERE 1=1
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"""
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params = {}
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if project_id:
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query += " AND f.project_id = :project_id"
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params["project_id"] = project_id
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if file_id:
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query += " AND m.file_id = :file_id"
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params["file_id"] = file_id
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if job_no:
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query += " AND f.job_no = :job_no"
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params["job_no"] = job_no
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if filename:
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query += " AND f.original_filename = :filename"
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params["filename"] = filename
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if revision:
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query += " AND f.revision = :revision"
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params["revision"] = revision
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if search:
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query += " AND (m.original_description ILIKE :search OR m.material_grade ILIKE :search)"
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params["search"] = f"%{search}%"
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if item_type:
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query += " AND m.classified_category = :item_type"
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params["item_type"] = item_type
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if material_grade:
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query += " AND m.material_grade ILIKE :material_grade"
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params["material_grade"] = f"%{material_grade}%"
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if size_spec:
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query += " AND m.size_spec ILIKE :size_spec"
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params["size_spec"] = f"%{size_spec}%"
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if file_filter:
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query += " AND f.original_filename ILIKE :file_filter"
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params["file_filter"] = f"%{file_filter}%"
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# 정렬 처리
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if sort_by:
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if sort_by == "quantity_desc":
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query += " ORDER BY m.quantity DESC"
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elif sort_by == "quantity_asc":
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query += " ORDER BY m.quantity ASC"
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elif sort_by == "name_asc":
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query += " ORDER BY m.original_description ASC"
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elif sort_by == "name_desc":
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query += " ORDER BY m.original_description DESC"
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elif sort_by == "created_desc":
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query += " ORDER BY m.created_at DESC"
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elif sort_by == "created_asc":
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query += " ORDER BY m.created_at ASC"
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else:
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query += " ORDER BY m.line_number ASC"
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else:
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query += " ORDER BY m.line_number ASC"
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query += " LIMIT :limit OFFSET :skip"
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params["limit"] = limit
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params["skip"] = skip
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result = db.execute(text(query), params)
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materials = result.fetchall()
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# 전체 개수 조회
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count_query = """
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SELECT COUNT(*) as total
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FROM materials m
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LEFT JOIN files f ON m.file_id = f.id
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WHERE 1=1
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"""
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count_params = {}
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if project_id:
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count_query += " AND f.project_id = :project_id"
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count_params["project_id"] = project_id
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if file_id:
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count_query += " AND m.file_id = :file_id"
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count_params["file_id"] = file_id
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if search:
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count_query += " AND (m.original_description ILIKE :search OR m.material_grade ILIKE :search)"
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count_params["search"] = f"%{search}%"
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if item_type:
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count_query += " AND m.classified_category = :item_type"
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count_params["item_type"] = item_type
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if material_grade:
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count_query += " AND m.material_grade ILIKE :material_grade"
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count_params["material_grade"] = f"%{material_grade}%"
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if size_spec:
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count_query += " AND m.size_spec ILIKE :size_spec"
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count_params["size_spec"] = f"%{size_spec}%"
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if file_filter:
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count_query += " AND f.original_filename ILIKE :file_filter"
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count_params["file_filter"] = f"%{file_filter}%"
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count_result = db.execute(text(count_query), count_params)
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total_count = count_result.fetchone()[0]
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return {
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"success": True,
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"total_count": total_count,
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"returned_count": len(materials),
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"skip": skip,
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"limit": limit,
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"materials": [
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{
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"id": m.id,
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"file_id": m.file_id,
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"filename": m.original_filename,
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"project_id": m.project_id,
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"project_code": m.official_project_code,
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"project_name": m.project_name,
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"original_description": m.original_description,
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"quantity": float(m.quantity) if m.quantity else 0,
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"unit": m.unit,
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"size_spec": m.size_spec,
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"material_grade": m.material_grade,
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"line_number": m.line_number,
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"row_number": m.row_number,
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"created_at": m.created_at
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}
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for m in materials
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]
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}
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except Exception as e:
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raise HTTPException(status_code=500, detail=f"자재 조회 실패: {str(e)}")
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@router.get("/materials/summary")
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async def get_materials_summary(
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project_id: Optional[int] = None,
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file_id: Optional[int] = None,
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db: Session = Depends(get_db)
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):
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"""자재 요약 통계"""
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try:
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query = """
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SELECT
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COUNT(*) as total_items,
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COUNT(DISTINCT m.original_description) as unique_descriptions,
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COUNT(DISTINCT m.size_spec) as unique_sizes,
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COUNT(DISTINCT m.material_grade) as unique_materials,
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SUM(m.quantity) as total_quantity,
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AVG(m.quantity) as avg_quantity,
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MIN(m.created_at) as earliest_upload,
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MAX(m.created_at) as latest_upload
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FROM materials m
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LEFT JOIN files f ON m.file_id = f.id
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WHERE 1=1
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"""
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params = {}
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if project_id:
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query += " AND f.project_id = :project_id"
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params["project_id"] = project_id
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if file_id:
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query += " AND m.file_id = :file_id"
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params["file_id"] = file_id
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result = db.execute(text(query), params)
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summary = result.fetchone()
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return {
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"success": True,
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"summary": {
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"total_items": summary.total_items,
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"unique_descriptions": summary.unique_descriptions,
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"unique_sizes": summary.unique_sizes,
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"unique_materials": summary.unique_materials,
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"total_quantity": float(summary.total_quantity) if summary.total_quantity else 0,
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"avg_quantity": round(float(summary.avg_quantity), 2) if summary.avg_quantity else 0,
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"earliest_upload": summary.earliest_upload,
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"latest_upload": summary.latest_upload
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}
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}
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except Exception as e:
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raise HTTPException(status_code=500, detail=f"요약 조회 실패: {str(e)}")
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