111 lines
3.9 KiB
Python
111 lines
3.9 KiB
Python
from datetime import datetime
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from werkzeug.security import generate_password_hash, check_password_hash
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from extensions import db
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# =======================
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# 数据库 1: 业务数据 (devices.db)
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# =======================
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class Device(db.Model):
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__tablename__ = 'devices'
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# 默认数据库，无需 bind_key
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id = db.Column(db.Integer, primary_key=True)
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name = db.Column(db.String(100), unique=True, index=True)
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source = db.Column(db.String(50))
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# 快照字段（爬虫更新）
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status = db.Column(db.String(50))
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current_value = db.Column(db.String(200))
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latest_time = db.Column(db.String(50))
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json_data = db.Column(db.Text)
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check_time = db.Column(db.String(50))
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reason = db.Column(db.String(255))
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offset = db.Column(db.String(50))
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# 手动录入字段
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install_site = db.Column(db.String(100), default="")
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is_maintaining = db.Column(db.Boolean, default=False)
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is_hidden = db.Column(db.Boolean, default=False)
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def to_dict(self):
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api_status = 'offline' if self.status in ['离线', '异常', '已离线'] else 'online'
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return {
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'id': self.id,
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'name': self.name,
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'source': self.source,
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'latest_time': self.latest_time,
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'status': api_status,
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'status_text': self.status,
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'value': self.current_value,
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'reason': self.reason,
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'install_site': self.install_site or '',
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'is_maintaining': self.is_maintaining,
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'is_hidden': self.is_hidden,
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'offset': self.offset
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}
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class DeviceHistory(db.Model):
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__tablename__ = 'device_history'
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id = db.Column(db.Integer, primary_key=True)
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device_id = db.Column(db.Integer, db.ForeignKey('devices.id'))
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data_time = db.Column(db.String(50))
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status = db.Column(db.String(50))
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result_data = db.Column(db.String(200), default="")
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json_data = db.Column(db.Text)
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file_path = db.Column(db.String(255))
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recorded_at = db.Column(db.DateTime, default=datetime.now)
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class MaintenanceLog(db.Model):
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__tablename__ = 'maintenance_logs'
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id = db.Column(db.Integer, primary_key=True)
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device_name = db.Column(db.String(100), nullable=False)
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engineer = db.Column(db.String(50))
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location = db.Column(db.String(100))
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content = db.Column(db.Text)
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timestamp = db.Column(db.DateTime, default=datetime.now)
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def to_dict(self):
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return {
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'id': self.id,
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'device_name': self.device_name,
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'engineer': self.engineer or '',
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'location': self.location or '',
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'content': self.content,
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'timestamp': self.timestamp.strftime('%Y-%m-%d %H:%M:%S')
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}
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# =======================
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# 数据库 2: 用户管理 (users.db)
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# =======================
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class User(db.Model):
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__bind_key__ = 'users_db' # 关键：指定存储在 users.db
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__tablename__ = 'users'
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id = db.Column(db.Integer, primary_key=True)
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username = db.Column(db.String(80), unique=True, nullable=False)
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password_hash = db.Column(db.String(128))
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role = db.Column(db.String(20), default='client') # 'admin' or 'client'
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created_at = db.Column(db.DateTime, default=datetime.now)
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def set_password(self, password):
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self.password_hash = generate_password_hash(password)
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def check_password(self, password):
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return check_password_hash(self.password_hash, password)
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class UserDevicePermission(db.Model):
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"""
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关联表：存储用户ID和设备ID的对应关系。
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注意：因为跨数据库，这里不能使用 ForeignKey 约束指向 Device 表。
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我们只存储纯整数 ID (device_id)，逻辑关联在 api.py 中处理。
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"""
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__bind_key__ = 'users_db'
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__tablename__ = 'user_device_permissions'
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id = db.Column(db.Integer, primary_key=True)
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user_id = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=False)
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device_id = db.Column(db.Integer, nullable=False) # 对应 devices.db 中的 Device.id |