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KCGL/inventory-backend/app/api/v1/purchase.py

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import traceback
from flask import Blueprint, request, jsonify, current_app
from flask_jwt_extended import jwt_required, get_jwt_identity
from app.services.purchase_service import PurchaseService
from app.utils.decorators import permission_required
purchase_bp = Blueprint('purchase', __name__, url_prefix='/api/v1/purchase')
def get_current_user_id():
"""获取当前登录用户ID"""
identity = get_jwt_identity()
return identity
def get_current_user_role():
"""获取当前用户角色"""
from flask_jwt_extended import get_jwt
claims = get_jwt()
return claims.get('role')
# --------------------------------------------------------
# 1. 采购申请列表
# GET /api/v1/purchase
# --------------------------------------------------------
@purchase_bp.route('', methods=['GET'])
@jwt_required()
def get_purchase_list():
"""获取采购申请列表"""
try:
page = int(request.args.get('page', 1))
per_page = int(request.args.get('limit', 20))
status = request.args.get('status')
status = int(status) if status is not None else None
user_id = get_current_user_id()
role = get_current_user_role()
# 普通用户SUPERVISOR 和 SUPER_ADMIN 除外)只看自己提交的
is_admin = role in ('SUPERVISOR', 'SUPER_ADMIN')
result = PurchaseService.get_purchase_list(
page=page,
per_page=per_page,
requester_id=None if is_admin else user_id,
status=status
)
return jsonify({'code': 200, 'msg': '获取成功', 'data': result})
except Exception as e:
traceback.print_exc()
return jsonify({'code': 500, 'msg': f'获取失败: {str(e)}'}), 500
# --------------------------------------------------------
# 2. 创建采购申请
# POST /api/v1/purchase
# --------------------------------------------------------
@purchase_bp.route('', methods=['POST'])
@jwt_required()
def create_purchase_request():
"""创建采购申请"""
try:
data = request.get_json()
if not data:
return jsonify({'code': 400, 'msg': '无有效数据'}), 400
user_id = get_current_user_id()
# 必填校验
required = ['name', 'quantity', 'purchase_date', 'approver_id']
for field in required:
if field not in data or str(data.get(field, '')).strip() == '':
return jsonify({'code': 400, 'msg': f'缺少必填字段: {field}'}), 400
purchase = PurchaseService.create_purchase_request(data, requester_id=user_id)
return jsonify({
'code': 200,
'msg': '创建成功',
'data': purchase.to_dict()
}), 200
except ValueError as e:
return jsonify({'code': 400, 'msg': str(e)}), 400
except Exception as e:
traceback.print_exc()
return jsonify({'code': 500, 'msg': f'服务器内部错误: {str(e)}'}), 500
# --------------------------------------------------------
# 3. 获取采购申请详情
# GET /api/v1/purchase/<id>
# --------------------------------------------------------
@purchase_bp.route('/<int:purchase_id>', methods=['GET'])
@jwt_required()
def get_purchase_detail(purchase_id):
"""获取采购申请详情"""
try:
purchase = PurchaseService.get_purchase_by_id(purchase_id)
if not purchase:
return jsonify({'code': 404, 'msg': '采购申请不存在'}), 404
# 普通用户只能看自己的
user_id = get_current_user_id()
role = get_current_user_role()
is_admin = role in ('SUPERVISOR', 'SUPER_ADMIN')
if not is_admin and purchase['requester_id'] != user_id:
return jsonify({'code': 403, 'msg': '无权查看此申请'}), 403
return jsonify({'code': 200, 'msg': '获取成功', 'data': purchase}), 200
except Exception as e:
return jsonify({'code': 500, 'msg': str(e)}), 500
# --------------------------------------------------------
# 4. 审批采购申请
# PATCH /api/v1/purchase/<id>/approve
# --------------------------------------------------------
@purchase_bp.route('/<int:purchase_id>/approve', methods=['PATCH'])
@jwt_required()
def approve_purchase_request(purchase_id):
"""审批采购申请"""
try:
user_id = get_current_user_id()
role = get_current_user_role()
if role not in ('SUPERVISOR', 'SUPER_ADMIN'):
return jsonify({'code': 403, 'msg': '只有主管或超级管理员可以审批'}), 403
data = request.get_json() or {}
action = data.get('action', 'approve')
reject_reason = data.get('reject_reason')
if action not in ('approve', 'reject'):
return jsonify({'code': 400, 'msg': '无效的审批操作'}), 400
if action == 'reject' and not reject_reason:
return jsonify({'code': 400, 'msg': '驳回时必须提供原因'}), 400
purchase = PurchaseService.approve_purchase_request(
purchase_id=purchase_id,
user_id=user_id,
action=action,
reject_reason=reject_reason
)
msg = '审批通过' if action == 'approve' else '已驳回'
return jsonify({'code': 200, 'msg': msg, 'data': purchase.to_dict()}), 200
except ValueError as e:
return jsonify({'code': 400, 'msg': str(e)}), 400
except Exception as e:
traceback.print_exc()
return jsonify({'code': 500, 'msg': f'服务器内部错误: {str(e)}'}), 500
# --------------------------------------------------------
# 5. 获取可选审批人列表
# GET /api/v1/purchase/approvers
# --------------------------------------------------------
@purchase_bp.route('/approvers', methods=['GET'])
@jwt_required()
def get_purchase_approvers():
"""获取可选审批人列表(主管+超管)"""
try:
from app.models.system import SysUser
users = SysUser.query.filter(
SysUser.role.in_(['SUPER_ADMIN', 'SUPERVISOR']),
SysUser.status == 'active'
).all()
return jsonify({
'code': 200,
'msg': '获取成功',
'data': [
{'id': u.id, 'username': u.username, 'email': u.email or '', 'role': u.role}
for u in users
]
}), 200
except Exception as e:
return jsonify({'code': 500, 'msg': str(e)}), 500
# --------------------------------------------------------
# 6. 根据名称/规格自动补全
# GET /api/v1/purchase/auto-fill?keyword=xxx
# --------------------------------------------------------
@purchase_bp.route('/auto-fill', methods=['GET'])
@jwt_required()
def auto_fill_purchase():
"""根据名称或规格自动补全另一个字段"""
try:
keyword = request.args.get('keyword', '').strip()
if not keyword:
return jsonify({'code': 200, 'msg': 'ok', 'data': None}), 200
result = PurchaseService.auto_fill_from_material(keyword)
return jsonify({'code': 200, 'msg': 'ok', 'data': result}), 200
except Exception as e:
return jsonify({'code': 500, 'msg': str(e)}), 500