# SPDX-License-Identifier: Apache-2.0
# Copyright (c) 2025 Allaun

"""Video Processing Tool for NoDupeLabs.

Provides video analysis capabilities as a tool.
"""

from typing import List, Dict, Any, Optional, Callable
from nodupe.core.tool_system.base import Tool
from . import get_video_backend_manager

class VideoTool(Tool):
    """Video processing capabilities tool."""

    @property
    def name(self) -> str:
        """Get tool name.
        
        Returns:
            Tool name identifier
        """
        return "video_tool"

    @property
    def version(self) -> str:
        """Get tool version.
        
        Returns:
            Version string in semver format
        """
        return "1.0.0"

    @property
    def dependencies(self) -> List[str]:
        """Get tool dependencies.
        
        Returns:
            List of dependency names
        """
        return []

    @property
    def api_methods(self) -> Dict[str, Callable[..., Any]]:
        """Get API methods exposed by this tool.
        
        Returns:
            Dictionary mapping method names to callable functions
        """
        return {
            'extract_frames': self.manager.extract_frames,
            'get_metadata': self.manager.get_video_metadata,
            'compute_phash': self.manager.compute_perceptual_hash
        }

    def __init__(self):
        """Initialize the tool."""
        self.manager = get_video_backend_manager()

    def initialize(self, container: Any) -> None:
        """Initialize the tool and register services."""
        container.register_service('video_manager', self.manager)

    def shutdown(self) -> None:
        """Shutdown the tool."""

    def get_capabilities(self) -> Dict[str, Any]:
        """Get tool capabilities."""
        return {
            'backends': [b.__class__.__name__ for b in self.manager.backends],
            'available': len(self.manager.backends) > 0
        }

def register_tool():
    """Register the video tool."""
    return VideoTool()