"""
Video Editor Agent

Automates video editing tasks including cutting, transitions, effects,
color grading, and export optimization for various platforms.
"""

from typing import Any, Dict, List
from agents.base import BaseAgent


class VideoEditorAgent(BaseAgent):
    """
    Automates video editing tasks.

    Features:
    - Scene detection and cutting
    - Transition recommendations
    - Color grading presets
    - Audio synchronization
    - Platform-specific exports
    - Batch processing
    """

    def __init__(self):
        super().__init__(
            name='video-editor-agent',
            description='Automate video editing tasks',
            category='creative',
            version='1.0.0',
            tags=['video', 'editing', 'post-production', 'automation']
        )

    async def execute(self, params: Dict[str, Any]) -> Dict[str, Any]:
        """
        Execute video editing tasks.

        Args:
            params: {
                'video_path': str,
                'edit_type': 'cut|color|effects|export|full',
                'platform': 'youtube|instagram|tiktok|facebook|twitter',
                'style': 'cinematic|vlog|commercial|tutorial|social',
                'options': {
                    'trim_silence': bool,
                    'auto_captions': bool,
                    'background_music': bool,
                    'color_grade': str,
                    'export_quality': 'low|medium|high|ultra'
                }
            }

        Returns:
            {
                'status': 'success|failed',
                'edited_video_path': str,
                'edits_applied': List[Dict],
                'export_settings': Dict,
                'processing_time': float
            }
        """
        video_path = params.get('video_path')
        edit_type = params.get('edit_type', 'full')
        platform = params.get('platform', 'youtube')
        style = params.get('style', 'vlog')
        options = params.get('options', {})

        self.logger.info(
            f"Processing video for {platform} with {style} style"
        )

        # Mock video editing
        edits_applied = [
            {
                'edit': 'Scene Detection',
                'description': 'Detected 15 scene changes',
                'timestamp': '0:00-5:30',
                'status': 'completed'
            },
            {
                'edit': 'Auto Cut',
                'description': 'Removed 12 silent sections',
                'total_time_saved': '45 seconds',
                'status': 'completed'
            },
            {
                'edit': 'Transitions',
                'description': 'Applied 14 smooth transitions',
                'type': 'crossfade',
                'duration': '0.3s each',
                'status': 'completed'
            },
            {
                'edit': 'Color Grading',
                'description': f'Applied {style} color preset',
                'adjustments': 'Contrast +15%, Saturation +10%, Warmth +5',
                'status': 'completed'
            },
            {
                'edit': 'Audio Enhancement',
                'description': 'Normalized audio and reduced background noise',
                'noise_reduction': '65%',
                'status': 'completed'
            }
        ]

        if options.get('auto_captions'):
            edits_applied.append({
                'edit': 'Auto Captions',
                'description': 'Generated and synced subtitles',
                'language': 'en',
                'accuracy': '95%',
                'status': 'completed'
            })

        if options.get('background_music'):
            edits_applied.append({
                'edit': 'Background Music',
                'description': 'Added royalty-free background track',
                'volume': '-20dB',
                'fadeIn': True,
                'fadeOut': True,
                'status': 'completed'
            })

        platform_specs = {
            'youtube': {
                'resolution': '1920x1080',
                'aspect_ratio': '16:9',
                'format': 'MP4 (H.264)',
                'max_file_size': '128GB',
                'recommended_bitrate': '8-12 Mbps',
                'frame_rate': '24, 25, 30, 60 fps'
            },
            'instagram': {
                'feed': {'resolution': '1080x1080', 'aspect_ratio': '1:1'},
                'reels': {'resolution': '1080x1920', 'aspect_ratio': '9:16'},
                'stories': {'resolution': '1080x1920', 'aspect_ratio': '9:16'},
                'format': 'MP4',
                'max_duration': '60 seconds (Reels)',
                'max_file_size': '4GB'
            },
            'tiktok': {
                'resolution': '1080x1920',
                'aspect_ratio': '9:16',
                'format': 'MP4 or MOV',
                'max_duration': '10 minutes',
                'max_file_size': '4GB',
                'recommended_bitrate': '4-6 Mbps'
            },
            'twitter': {
                'resolution': '1920x1080',
                'aspect_ratio': '16:9 or 1:1',
                'format': 'MP4',
                'max_duration': '2:20 minutes',
                'max_file_size': '512MB',
                'frame_rate': '30 or 60 fps'
            }
        }

        export_settings = {
            'platform': platform,
            'specs': platform_specs.get(platform, platform_specs['youtube']),
            'codec': 'H.264',
            'container': 'MP4',
            'quality': options.get('export_quality', 'high'),
            'optimization': 'Fast start enabled for streaming',
            'audio_codec': 'AAC',
            'audio_bitrate': '320 kbps',
            'color_space': 'sRGB'
        }

        color_presets = {
            'cinematic': {
                'description': 'Hollywood-style color grading',
                'adjustments': 'Teal shadows, orange highlights, high contrast',
                'lut': 'Cinematic_01.cube'
            },
            'warm': {
                'description': 'Warm and inviting look',
                'adjustments': 'Increased warmth, slight saturation boost',
                'lut': 'Warm_Cozy.cube'
            },
            'cool': {
                'description': 'Modern, clean aesthetic',
                'adjustments': 'Cool tones, crisp whites, reduced saturation',
                'lut': 'Cool_Modern.cube'
            },
            'vintage': {
                'description': 'Retro film look',
                'adjustments': 'Faded colors, film grain, vignette',
                'lut': 'Vintage_Film.cube'
            },
            'natural': {
                'description': 'True-to-life colors',
                'adjustments': 'Balanced exposure, natural skin tones',
                'lut': 'Natural_True.cube'
            }
        }

        return {
            'status': 'success',
            'edited_video_path': video_path.replace('.mp4', '_edited.mp4'),
            'edits_applied': edits_applied,
            'export_settings': export_settings,
            'color_presets': color_presets,
            'processing_time': 124.5,  # seconds
            'timeline_events': [
                {'time': '0:00', 'event': 'Intro clip', 'duration': '5s'},
                {'time': '0:05', 'event': 'Main content', 'duration': '4:30'},
                {'time': '4:35', 'event': 'Call to action', 'duration': '15s'},
                {'time': '4:50', 'event': 'Outro', 'duration': '10s'}
            ],
            'optimization_tips': [
                'Use jump cuts to maintain viewer engagement',
                'Add b-roll every 5-10 seconds',
                'Keep hook in first 3-5 seconds',
                'Use text overlays for key points',
                'Maintain consistent audio levels',
                'Add background music at -20dB',
                'Export in platform-specific format',
                'Test on mobile before publishing'
            ],
            'effects_library': {
                'transitions': ['Crossfade', 'Wipe', 'Zoom', 'Slide', 'Spin'],
                'text': ['Lower Third', 'Title', 'Subtitle', 'Caption', 'Call Out'],
                'visual': ['Blur', 'Sharpen', 'Vignette', 'Film Grain', 'Glow'],
                'motion': ['Ken Burns', 'Shake', 'Zoom In/Out', 'Pan', 'Stabilization']
            },
            'rendering_stats': {
                'original_duration': '5:30',
                'edited_duration': '5:00',
                'removed_silence': '30s',
                'scenes_detected': 15,
                'transitions_added': 14,
                'cuts_made': 23,
                'output_file_size': '245 MB'
            },
            'quality_checks': [
                {'check': 'Audio levels', 'status': 'passed', 'details': 'Normalized to -14 LUFS'},
                {'check': 'Color consistency', 'status': 'passed', 'details': 'Uniform grading'},
                {'check': 'Resolution', 'status': 'passed', 'details': '1080p maintained'},
                {'check': 'Frame rate', 'status': 'passed', 'details': '30 fps consistent'},
                {'check': 'Aspect ratio', 'status': 'passed', 'details': 'Matches platform specs'}
            ]
        }

    def validate_params(self, params: Dict[str, Any]) -> bool:
        """Validate video editing parameters."""
        if 'video_path' not in params:
            self.logger.error("Missing required field: video_path")
            return False

        return True
