"""
Meta Module Generator - Placeholder for OSS version

The full module generator is available in Flyto Pro.
This file provides stub implementations for compatibility.
"""

from core.modules.base import BaseModule
from core.modules.registry import register_module
from typing import Any


@register_module('meta.modules.test_generator')
class TestGeneratorModule(BaseModule):
    """
    Test the module generator (stub for OSS)

    Note: Full implementation available in Flyto Pro.

    Parameters:
        module_spec (dict): Module specification

    Returns:
        Stub result
    """

    module_name = "TestGenerator"
    module_description = "Test module generation capability (Pro feature)"

    def validate_params(self):
        """Validate and extract parameters"""
        if "module_spec" not in self.params:
            raise ValueError("Missing required parameter: module_spec")
        self.module_spec = self.params["module_spec"]

    async def execute(self) -> Any:
        """
        Stub implementation - returns info about Pro version

        Returns:
            Info message
        """
        return {
            "status": "stub",
            "message": "Module generation requires Flyto Pro",
            "spec_received": bool(self.module_spec)
        }


@register_module('meta.modules.generate')
class GenerateModuleModule(BaseModule):
    """
    Generate a new module from specification (stub for OSS)

    Note: Full implementation available in Flyto Pro.

    Parameters:
        module_id (str): Module ID (e.g., "string.reverse")
        description (str): Module description
        category (str): Module category
        params (dict): Parameter specifications
        returns (str): Return type description
        examples (list): Example usages (optional)

    Returns:
        Stub result
    """

    module_name = "GenerateModule"
    module_description = "Generate new module from specification (Pro feature)"

    def validate_params(self):
        """Validate and extract parameters"""
        required = ["module_id", "description", "category", "params", "returns"]
        for param in required:
            if param not in self.params:
                raise ValueError(f"Missing required parameter: {param}")

        self.module_id = self.params["module_id"]
        self.description = self.params["description"]
        self.category = self.params["category"]
        self.param_specs = self.params["params"]
        self.returns = self.params["returns"]
        self.examples = self.params.get("examples", [])

    async def execute(self) -> Any:
        """
        Stub implementation - returns info about Pro version

        Returns:
            Info message
        """
        return {
            "status": "stub",
            "message": "Module generation requires Flyto Pro",
            "module_id": self.module_id,
            "description": self.description
        }
