"""Create recovery_planner
Generated by Phi-Octopus Eden
2025-11-08 08:17:54.258119
"""

```python
from typing import List, Dict


class RecoveryPlanner:
    """
    A class that manages recovery strategies for systems encountering errors.

    Methods:
    - __init__(self, error_types: List[str]): Initializes the planner with a list of possible error types.
    - add_error_strategy(self, error_type: str, strategy: callable): Adds a strategy to handle an error type.
    - execute_recovery(self, detected_error: Dict[str, str]) -> str: Executes the appropriate recovery strategy based on the detected error.

    Example usage:
    >>> planner = RecoveryPlanner(["NetworkError", "DatabaseError"])
    >>> def network_recover():
    ...     print("Attempting to restart network services.")
    ...
    >>> def database_recover():
    ...     print("Rolling back transactions in the database.")
    ...
    >>> planner.add_error_strategy("NetworkError", network_recover)
    >>> planner.add_error_strategy("DatabaseError", database_recover)
    >>> planner.execute_recovery({"error_type": "NetworkError"})
    'Attempting to restart network services.'
    """

    def __init__(self, error_types: List[str]):
        self.strategies = {error_type: None for error_type in error_types}

    def add_error_strategy(self, error_type: str, strategy: callable):
        if error_type in self.strategies:
            self.strategies[error_type] = strategy
        else:
            raise ValueError(f"No strategy registered for {error_type}")

    def execute_recovery(self, detected_error: Dict[str, str]) -> str:
        if detected_error["error_type"] not in self.strategies or self.strategies[detected_error["error_type"]] is None:
            return "No recovery strategy available."
        else:
            result = self.strategies[detected_error["error_type"]]()
            return result


# Example usage
def network_recover():
    print("Attempting to restart network services.")
    return "Network services restarted."

def database_recover():
    print("Rolling back transactions in the database.")
    return "Database rolled back."

planner = RecoveryPlanner(["NetworkError", "DatabaseError"])
planner.add_error_strategy("NetworkError", network_recover)
planner.add_error_strategy("DatabaseError", database_recover)

print(planner.execute_recovery({"error_type": "NetworkError"}))
```