152 lines
6.1 KiB
Python
152 lines
6.1 KiB
Python
from app.extensions import db, beijing_time
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from app.models.system import SysUser
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from datetime import datetime
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import json
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class OutboundApproval(db.Model):
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"""
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出库审批单模型
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用于管理出库申请的多级审批流程
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"""
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__tablename__ = 'outbound_approval'
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id = db.Column(db.Integer, primary_key=True)
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# 审批单号
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request_no = db.Column(db.String(100), unique=True, nullable=False, index=True)
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# 申请人ID
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applicant_id = db.Column(db.Integer, nullable=False, index=True)
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# 申请说明
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remark = db.Column(db.Text)
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# 状态: 0-待审批, 1-已通过, 2-已驳回, 3-已完成(已出库)
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status = db.Column(db.Integer, default=0, nullable=False)
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# 允许审批的人员列表 (JSON格式: [{"type": "role", "value": "admin"}, {"type": "user", "value": "123"}])
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allowed_approvers = db.Column(db.Text)
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# 实际审批人ID (多人审批时记录第一个通过的)
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actual_approver_id = db.Column(db.Integer, index=True)
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# 审批时间
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approved_at = db.Column(db.DateTime)
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# 驳回原因
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reject_reason = db.Column(db.Text)
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# 明细快照 (存储出库物品的名称、规格、库位、数量等信息，无SKU字段)
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items_json = db.Column(db.Text)
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# 创建时间和更新时间
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created_at = db.Column(db.DateTime, default=beijing_time, nullable=False)
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updated_at = db.Column(db.DateTime, default=beijing_time, onupdate=beijing_time, nullable=False)
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def _safe_parse_json(self, value):
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"""
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安全解析 JSON 字段：
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- 如果 value 已是 list/dict，直接返回
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- 如果是 str，尝试 json.loads()
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- 解析失败或为 None/空，均返回 []
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"""
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if value is None:
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return []
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if isinstance(value, (list, dict)):
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return value
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if isinstance(value, str):
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val = value.strip()
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if not val:
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return []
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try:
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parsed = json.loads(val)
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return parsed if isinstance(parsed, list) else []
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except (json.JSONDecodeError, TypeError, ValueError):
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return []
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return []
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def get_items(self):
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"""解析 items_json，返回物品列表"""
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return self._safe_parse_json(self.items_json)
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def set_items(self, items):
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"""设置 items_json"""
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self.items_json = json.dumps(items, ensure_ascii=False) if items else '[]'
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def get_allowed_approvers(self):
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"""解析 allowed_approvers，返回审批人列表"""
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return self._safe_parse_json(self.allowed_approvers)
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def set_allowed_approvers(self, approvers):
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"""设置 allowed_approvers"""
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self.allowed_approvers = json.dumps(approvers, ensure_ascii=False) if approvers else '[]'
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def to_dict(self):
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return {
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'id': self.id,
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'request_no': self.request_no,
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'applicant_id': self.applicant_id,
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'applicant_name': self._get_user_name(self.applicant_id),
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'remark': self.remark,
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'status': self.status,
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'status_text': ['待审批', '已通过', '已驳回', '已完成'][self.status] if self.status in [0, 1, 2, 3] else '未知',
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'allowed_approvers': self.get_allowed_approvers(),
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'actual_approver_id': self.actual_approver_id,
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'approver_name': self._get_user_name(self.actual_approver_id) if self.actual_approver_id else None,
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'approved_at': self.approved_at.strftime('%Y-%m-%d %H:%M:%S') if self.approved_at else None,
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'reject_reason': self.reject_reason,
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'items': self.get_items(),
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'created_at': self.created_at.strftime('%Y-%m-%d %H:%M:%S') if self.created_at else None,
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'updated_at': self.updated_at.strftime('%Y-%m-%d %H:%M:%S') if self.updated_at else None,
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}
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def _get_user_name(self, user_id):
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"""根据用户ID获取用户名"""
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if not user_id:
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return ""
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from app.models.system import SysUser
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try:
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# ★ 必须用 .get() 按主键 ID 查询，千万不能用 username=user_id 去查
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user = SysUser.query.get(user_id)
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return user.username if user else f"未知用户({user_id})"
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except Exception as e:
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return f"用户({user_id})"
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class TransOutbound(db.Model):
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__tablename__ = 'trans_outbound'
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id = db.Column(db.Integer, primary_key=True)
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# 修改：不再唯一，因为批量出库时多个商品共用一个单号
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outbound_no = db.Column(db.String(100), nullable=False)
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# 关联源库存信息
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sku = db.Column(db.String(100))
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source_table = db.Column(db.String(50)) # 'stock_buy', 'stock_product', 'stock_semi'
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stock_id = db.Column(db.Integer) # 对应源表的主键ID
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barcode = db.Column(db.String(100)) # 实际扫码内容
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# 业务信息
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outbound_type = db.Column(db.String(50), default='SALES') # SALES(销售), USE(领用), PRODUCTION(生产)
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quantity = db.Column(db.Numeric(19, 4), nullable=False)
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# [新增] 出库时的单价，用于计算金额
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unit_price = db.Column(db.Numeric(19, 2), default=0)
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# 签字与追溯
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consumer_name = db.Column(db.String(100)) # 领用人/客户
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signature_path = db.Column(db.Text) # 电子签名图片路径
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outbound_time = db.Column(db.DateTime, default=beijing_time)
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operator_name = db.Column(db.String(100)) # 操作员
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remark = db.Column(db.Text)
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def to_dict(self):
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return {
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'id': self.id,
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'outbound_no': self.outbound_no,
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'sku': self.sku,
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'source_table': self.source_table,
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'outbound_type': self.outbound_type,
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'quantity': float(self.quantity) if self.quantity else 0,
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'unit_price': float(self.unit_price) if self.unit_price else 0,
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'consumer_name': self.consumer_name,
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'signature_path': self.signature_path,
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'outbound_time': self.outbound_time.strftime('%Y-%m-%d %H:%M:%S') if self.outbound_time else None,
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'operator_name': self.operator_name,
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'remark': self.remark
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} |