60 lines
2.7 KiB
Python
60 lines
2.7 KiB
Python
from flask_sqlalchemy import SQLAlchemy
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from flask_login import UserMixin
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from datetime import datetime
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db = SQLAlchemy()
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class User(db.Model, UserMixin):
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# 修改 table name
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__tablename__ = 'ts_user'
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id = db.Column(db.Integer, primary_key=True)
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username = db.Column(db.String(50), unique=True, nullable=False)
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password_hash = db.Column(db.String(255), nullable=False)
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role = db.Column(db.Enum('viewer', 'editor', 'admin'), nullable=False)
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last_login = db.Column(db.DateTime)
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class TempSpec(db.Model):
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# 新增並設定 table name
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__tablename__ = 'ts_temp_spec'
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id = db.Column(db.Integer, primary_key=True)
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spec_code = db.Column(db.String(20), nullable=False)
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applicant = db.Column(db.String(50))
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title = db.Column(db.String(100))
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content = db.Column(db.Text)
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start_date = db.Column(db.Date)
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end_date = db.Column(db.Date)
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status = db.Column(db.Enum('pending_approval', 'active', 'expired', 'terminated'), nullable=False, default='pending_approval')
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created_at = db.Column(db.DateTime)
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extension_count = db.Column(db.Integer, default=0)
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termination_reason = db.Column(db.Text, nullable=True)
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notification_emails = db.Column(db.Text, nullable=True) # 儲存通知郵件清單，以分號分隔
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# 關聯到 Upload 和 SpecHistory，並設定級聯刪除
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uploads = db.relationship('Upload', back_populates='spec', cascade='all, delete-orphan')
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history = db.relationship('SpecHistory', back_populates='spec', cascade='all, delete-orphan')
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class Upload(db.Model):
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# 新增並設定 table name
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__tablename__ = 'ts_upload'
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id = db.Column(db.Integer, primary_key=True)
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# 注意：這裡的 ForeignKey 也要更新為新的 table name
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temp_spec_id = db.Column(db.Integer, db.ForeignKey('ts_temp_spec.id', ondelete='CASCADE'), nullable=False)
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filename = db.Column(db.String(200))
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upload_time = db.Column(db.DateTime)
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spec = db.relationship('TempSpec', back_populates='uploads')
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class SpecHistory(db.Model):
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# 修改 table name
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__tablename__ = 'ts_spec_history'
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id = db.Column(db.Integer, primary_key=True)
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# 注意：這裡的 ForeignKey 也要更新為新的 table name
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spec_id = db.Column(db.Integer, db.ForeignKey('ts_temp_spec.id', ondelete='CASCADE'), nullable=False)
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user_id = db.Column(db.Integer, db.ForeignKey('ts_user.id', ondelete='SET NULL'), nullable=True)
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action = db.Column(db.String(50), nullable=False)
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details = db.Column(db.Text, nullable=True)
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timestamp = db.Column(db.DateTime, default=datetime.utcnow)
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# 建立與 User 和 TempSpec 的關聯，方便查詢
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user = db.relationship('User')
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spec = db.relationship('TempSpec', back_populates='history') |