Squashed 'core/' content from commit 92ec910

git-subtree-dir: core
git-subtree-split: 92ec910a132e379a3a6e442a75bcb07cac0f0010

backend/app/models/report.py

@@ -0,0 +1,38 @@
+from sqlalchemy import Column, Integer, String, Boolean, DateTime, ForeignKey, Text, JSON
+from sqlalchemy.sql import func
+from app.core.database import Base
+
+
+class ReportTemplate(Base):
+    __tablename__ = "report_templates"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    name = Column(String(100), nullable=False)
+    report_type = Column(String(50), nullable=False)  # daily, weekly, monthly, yearly, custom
+    description = Column(Text)
+    fields = Column(JSON, nullable=False)  # 报表字段配置
+    filters = Column(JSON)  # 默认筛选条件
+    aggregation = Column(String(20), default="sum")  # sum, avg, max, min
+    time_granularity = Column(String(20), default="hour")  # hour, day, month
+    format_config = Column(JSON)  # 展示格式配置
+    is_system = Column(Boolean, default=False)  # 系统预置
+    created_by = Column(Integer, ForeignKey("users.id"))
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+
+
+class ReportTask(Base):
+    __tablename__ = "report_tasks"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    template_id = Column(Integer, ForeignKey("report_templates.id"), nullable=False)
+    name = Column(String(200))
+    schedule = Column(String(50))  # cron expression or null for manual
+    next_run = Column(DateTime(timezone=True))
+    last_run = Column(DateTime(timezone=True))
+    recipients = Column(JSON)  # 接收人
+    export_format = Column(String(20), default="xlsx")  # xlsx, csv, pdf
+    file_path = Column(String(500))  # 最新生成的文件路径
+    status = Column(String(20), default="pending")  # pending, running, completed, failed
+    is_active = Column(Boolean, default=True)
+    created_by = Column(Integer, ForeignKey("users.id"))
+    created_at = Column(DateTime(timezone=True), server_default=func.now())