Слишком переусложненная структура - но оставим для будущего

constraints/base_constraint.py

@@ -0,0 +1,64 @@
+"""Base constraint classes."""
+from dataclasses import dataclass, field
+from typing import List, Set, Dict, Optional, Any
+from enum import Enum
+
+
+class ConstraintType(Enum):
+    """Types of constraints in the scheduling system."""
+    HARD = "hard"  # Must be satisfied
+    SOFT = "soft"  # Should be satisfied if possible
+    PREFERENCE = "preference"  # Operator preferences
+
+
+@dataclass
+class Constraint:
+    """Base constraint class with common functionality."""
+    constraint_id: str
+    constraint_type: ConstraintType
+    description: str
+    severity: int = 0  # Higher = more important
+    enabled: bool = True
+    metadata: Dict[str, Any] = field(default_factory=dict)
+
+    def is_satisfied(self, context: Dict[str, Any]) -> bool:
+        """Check if constraint is satisfied in given context."""
+        # Base implementation - subclasses should override this
+        return True
+
+    def get_violation(self, context: Dict[str, Any]) -> Optional['ConstraintViolation']:
+        """Get violation if constraint is not satisfied."""
+        if self.is_satisfied(context):
+            return None
+        return ConstraintViolation(
+            constraint_id=self.constraint_id,
+            constraint_type=self.constraint_type,
+            description=self.description,
+            severity=self.severity,
+            context=context
+        )
+
+
+@dataclass
+class ConstraintViolation:
+    """Represents a constraint violation."""
+    constraint_id: str
+    constraint_type: ConstraintType
+    description: str
+    severity: int
+    context: Dict[str, Any]
+    violation_message: str = field(init=False)
+
+    def __post_init__(self):
+        self.violation_message = f"{self.constraint_id}: {self.description}"
+
+    def to_dict(self) -> Dict[str, Any]:
+        """Convert violation to dictionary."""
+        return {
+            'constraint_id': self.constraint_id,
+            'constraint_type': self.constraint_type.value,
+            'description': self.description,
+            'severity': self.severity,
+            'context': self.context,
+            'violation_message': self.violation_message
+        }