2d80a8384e
- Custom Fields (FEAT-001): - CustomField and TaskCustomValue models with formula support - CRUD API for custom field management - Formula engine for calculated fields - Frontend: CustomFieldEditor, CustomFieldInput, ProjectSettings page - Task list API now includes custom_values - KanbanBoard displays custom field values - Gantt View (FEAT-003): - TaskDependency model with FS/SS/FF/SF dependency types - Dependency CRUD API with cycle detection - start_date field added to tasks - GanttChart component with Frappe Gantt integration - Dependency type selector in UI - Calendar View (FEAT-004): - CalendarView component with FullCalendar integration - Date range filtering API for tasks - Drag-and-drop date updates - View mode switching in Tasks page - File Encryption (FEAT-010): - AES-256-GCM encryption service - EncryptionKey model with key rotation support - Admin API for key management - Encrypted upload/download for confidential projects - Migrations: 011 (custom fields), 012 (encryption keys), 013 (task dependencies) - Updated issues.md with completion status 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
69 lines
2.1 KiB
Python
69 lines
2.1 KiB
Python
from sqlalchemy import Column, String, Integer, Enum, DateTime, ForeignKey, UniqueConstraint
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from sqlalchemy.orm import relationship
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from sqlalchemy.sql import func
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from app.core.database import Base
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import enum
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class DependencyType(str, enum.Enum):
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"""
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Task dependency types for Gantt chart.
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FS (Finish-to-Start): Predecessor must finish before successor starts (most common)
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SS (Start-to-Start): Predecessor must start before successor starts
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FF (Finish-to-Finish): Predecessor must finish before successor finishes
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SF (Start-to-Finish): Predecessor must start before successor finishes (rare)
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"""
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FS = "FS" # Finish-to-Start
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SS = "SS" # Start-to-Start
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FF = "FF" # Finish-to-Finish
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SF = "SF" # Start-to-Finish
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class TaskDependency(Base):
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"""
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Represents a dependency relationship between two tasks.
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The predecessor task affects when the successor task can be scheduled,
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based on the dependency_type. This is used for Gantt chart visualization
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and date validation.
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"""
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__tablename__ = "pjctrl_task_dependencies"
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__table_args__ = (
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UniqueConstraint('predecessor_id', 'successor_id', name='uq_predecessor_successor'),
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)
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id = Column(String(36), primary_key=True)
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predecessor_id = Column(
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String(36),
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ForeignKey("pjctrl_tasks.id", ondelete="CASCADE"),
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nullable=False,
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index=True
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)
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successor_id = Column(
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String(36),
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ForeignKey("pjctrl_tasks.id", ondelete="CASCADE"),
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nullable=False,
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index=True
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)
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dependency_type = Column(
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Enum("FS", "SS", "FF", "SF", name="dependency_type_enum"),
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default="FS",
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nullable=False
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)
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lag_days = Column(Integer, default=0, nullable=False)
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created_at = Column(DateTime, server_default=func.now(), nullable=False)
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# Relationships
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predecessor = relationship(
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"Task",
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foreign_keys=[predecessor_id],
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back_populates="successors"
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)
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successor = relationship(
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"Task",
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foreign_keys=[successor_id],
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back_populates="predecessors"
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)
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