73 lines
2.8 KiB
Python
73 lines
2.8 KiB
Python
from datetime import datetime
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from app import db
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from app.models.version import Version
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class Product(db.Model):
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"""产品模型"""
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__tablename__ = 'product'
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product_id = db.Column(db.String(32), primary_key=True)
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product_name = db.Column(db.String(64), nullable=False)
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description = db.Column(db.Text, nullable=True)
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status = db.Column(db.Integer, nullable=False, default=1) # 0=禁用, 1=启用
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create_time = db.Column(db.DateTime, default=datetime.utcnow)
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update_time = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
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# 关联关系
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versions = db.relationship('Version', backref='product', lazy='dynamic', cascade='all, delete-orphan')
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licenses = db.relationship('License', backref='product', lazy='dynamic', cascade='all, delete-orphan')
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devices = db.relationship('Device', backref='product', lazy='dynamic', cascade='all, delete-orphan')
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tickets = db.relationship('Ticket', backref='product', lazy='dynamic', cascade='all, delete-orphan')
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def __init__(self, product_id=None, **kwargs):
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super(Product, self).__init__(**kwargs)
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if product_id:
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self.product_id = product_id
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elif not self.product_id:
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# 自动生成产品ID
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import uuid
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self.product_id = f"PROD_{uuid.uuid4().hex[:8]}".upper()
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def get_stats(self):
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"""获取产品统计信息"""
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total_licenses = self.licenses.count()
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active_licenses = self.licenses.filter_by(status=1).count()
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total_devices = self.devices.filter_by(status=1).count()
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return {
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'total_licenses': total_licenses,
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'active_licenses': active_licenses,
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'total_devices': total_devices,
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'latest_version': self.get_latest_version()
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}
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def get_latest_version(self):
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"""获取最新版本"""
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latest_version = self.versions.filter_by(publish_status=1).order_by(
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db.desc(Version.create_time)
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).first()
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return latest_version.version_num if latest_version else None
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def is_enabled(self):
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"""产品是否启用"""
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return self.status == 1
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def to_dict(self, include_stats=False):
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"""转换为字典"""
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data = {
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'product_id': self.product_id,
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'product_name': self.product_name,
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'description': self.description,
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'status': self.status,
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'status_name': '启用' if self.status == 1 else '禁用',
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'create_time': self.create_time.strftime('%Y-%m-%d %H:%M:%S'),
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'update_time': self.update_time.strftime('%Y-%m-%d %H:%M:%S')
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}
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if include_stats:
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data.update(self.get_stats())
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return data
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def __repr__(self):
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return f'<Product {self.product_name}>' |