Init Repo

backend/models/activity.py

@@ -0,0 +1,55 @@
+from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, Text, Enum as SQLEnum, JSON
+from sqlalchemy.orm import relationship
+from database import Base
+from datetime import datetime
+import enum
+
+
+class ActivityType(str, enum.Enum):
+    TASK_CREATED = "task_created"
+    TASK_UPDATED = "task_updated"
+    TASK_ASSIGNED = "task_assigned"
+    TASK_STATUS_CHANGED = "task_status_changed"
+    SUBMISSION_CREATED = "submission_created"
+    SUBMISSION_REVIEWED = "submission_reviewed"
+    COMMENT_ADDED = "comment_added"
+    ASSET_CREATED = "asset_created"
+    ASSET_UPDATED = "asset_updated"
+    SHOT_CREATED = "shot_created"
+    SHOT_UPDATED = "shot_updated"
+    PROJECT_CREATED = "project_created"
+    PROJECT_UPDATED = "project_updated"
+    USER_JOINED_PROJECT = "user_joined_project"
+    SHOT_DELETED = "shot_deleted"
+    ASSET_DELETED = "asset_deleted"
+    SHOT_RECOVERED = "shot_recovered"
+    ASSET_RECOVERED = "asset_recovered"
+
+
+class Activity(Base):
+    __tablename__ = "activities"
+
+    id = Column(Integer, primary_key=True, index=True)
+    type = Column(SQLEnum(ActivityType), nullable=False, index=True)
+    user_id = Column(Integer, ForeignKey("users.id"), nullable=False, index=True)
+    
+    # Optional references to related entities
+    project_id = Column(Integer, ForeignKey("projects.id"), nullable=True, index=True)
+    task_id = Column(Integer, ForeignKey("tasks.id"), nullable=True)
+    asset_id = Column(Integer, ForeignKey("assets.id"), nullable=True)
+    shot_id = Column(Integer, ForeignKey("shots.id"), nullable=True)
+    submission_id = Column(Integer, ForeignKey("submissions.id"), nullable=True)
+    
+    # Activity details
+    description = Column(Text, nullable=False)
+    activity_metadata = Column(JSON, nullable=True)  # Additional context data
+    
+    created_at = Column(DateTime, default=datetime.utcnow, nullable=False, index=True)
+
+    # Relationships
+    user = relationship("User", foreign_keys=[user_id])
+    project = relationship("Project", foreign_keys=[project_id])
+    task = relationship("Task", foreign_keys=[task_id])
+    asset = relationship("Asset", foreign_keys=[asset_id])
+    shot = relationship("Shot", foreign_keys=[shot_id])
+    submission = relationship("Submission", foreign_keys=[submission_id])