# Copyright 2025 BMO Soluciones, S.A.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
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"""Base step interface for Strategy pattern."""

from __future__ import annotations

from abc import ABC, abstractmethod
from typing import Any, TYPE_CHECKING

if TYPE_CHECKING:
    from ..execution.execution_context import ExecutionContext


class Step(ABC):
    """Base interface for all step types."""

    def __init__(self, name: str, config: dict[str, Any]):
        """Initialize step.

        Args:
            name: Step name
            config: Step configuration dictionary
        """
        self.name = name
        self.config = config

    @abstractmethod
    def execute(self, context: "ExecutionContext") -> Any:
        """Execute the step and return result.

        Args:
            context: Execution context with variables and tax tables

        Returns:
            Step execution result
        """
        pass
