"""
Configuration for dynamic model selection rules.
This makes model selection configurable rather than hardcoded.
"""

from typing import Dict, List, Any, Optional
from dataclasses import dataclass
from modules.datamodels.datamodelAi import OperationType, Priority, ProcessingMode, ModelTags


@dataclass
class SelectionRule:
    """A rule for model selection."""
    name: str
    condition: str  # Description of when this rule applies
    weight: float  # Weight for scoring (higher = more important)
    operation_types: List[str]  # Operation types this rule applies to
    required_tags: List[str]  # Required tags for this rule
    preferred_tags: List[str]  # Preferred tags for this rule
    avoid_tags: List[str]  # Tags to avoid for this rule
    min_quality_rating: Optional[int] = None  # Minimum quality rating
    max_cost: Optional[float] = None  # Maximum cost threshold
    min_context_length: Optional[int] = None  # Minimum context length required


class ModelSelectionConfig:
    """Configuration for model selection rules."""
    
    def __init__(self):
        self.rules = self._loadDefaultRules()
        self.fallback_models = self._loadFallbackModels()
    
    def _loadDefaultRules(self) -> List[SelectionRule]:
        """Load default selection rules."""
        return [
            # High quality for planning and analysis
            SelectionRule(
                name="high_quality_analysis",
                condition="Planning or analysis operations requiring high quality",
                weight=10.0,
                operation_types=[OperationType.GENERATE_PLAN, OperationType.ANALYSE_CONTENT],
                required_tags=[ModelTags.TEXT, ModelTags.REASONING, ModelTags.ANALYSIS],
                preferred_tags=[ModelTags.HIGH_QUALITY],
                avoid_tags=[ModelTags.FAST],
                min_quality_rating=8
            ),
            
            # Fast processing for basic operations
            SelectionRule(
                name="fast_basic_processing",
                condition="Basic operations requiring speed",
                weight=8.0,
                operation_types=[OperationType.GENERAL],
                required_tags=[ModelTags.TEXT, ModelTags.CHAT],
                preferred_tags=[ModelTags.FAST],
                avoid_tags=[],
                min_quality_rating=5
            ),
            
            # Cost-effective for high-volume operations
            SelectionRule(
                name="cost_effective_processing",
                condition="High-volume operations where cost matters",
                weight=7.0,
                operation_types=[OperationType.GENERAL, OperationType.GENERATE_CONTENT],
                required_tags=[ModelTags.TEXT],
                preferred_tags=[ModelTags.COST_EFFECTIVE],
                avoid_tags=[],
                max_cost=0.01  # $0.01 per 1k tokens
            ),
            
            # Image analysis specific
            SelectionRule(
                name="image_analysis",
                condition="Image analysis operations",
                weight=10.0,
                operation_types=[OperationType.IMAGE_ANALYSIS],
                required_tags=[ModelTags.IMAGE, ModelTags.VISION, ModelTags.MULTIMODAL],
                preferred_tags=[ModelTags.HIGH_QUALITY],
                avoid_tags=[],
                min_quality_rating=8
            ),
            
            # Web research specific
            SelectionRule(
                name="web_research",
                condition="Web research operations",
                weight=9.0,
                operation_types=[OperationType.WEB_RESEARCH],
                required_tags=[ModelTags.TEXT, ModelTags.ANALYSIS],
                preferred_tags=[ModelTags.WEB, ModelTags.SEARCH],
                avoid_tags=[],
                min_quality_rating=7
            ),
            
            # Large context requirements
            SelectionRule(
                name="large_context",
                condition="Operations requiring large context",
                weight=8.0,
                operation_types=[OperationType.GENERAL, OperationType.ANALYSE_CONTENT],
                required_tags=[ModelTags.TEXT],
                preferred_tags=[],
                avoid_tags=[],
                min_context_length=100000  # 100k tokens
            )
        ]
    
    def _loadFallbackModels(self) -> Dict[str, Dict[str, Any]]:
        """Load fallback model selection criteria."""
        return {
            OperationType.GENERAL: {
                "priority_order": ["speed", "quality", "cost"],
                "required_tags": [ModelTags.TEXT, ModelTags.CHAT],
                "min_quality_rating": 5,
                "max_cost_per_1k": 0.01
            },
            OperationType.IMAGE_ANALYSIS: {
                "priority_order": ["quality", "speed"],
                "required_tags": [ModelTags.IMAGE, ModelTags.VISION, ModelTags.MULTIMODAL],
                "min_quality_rating": 8,
                "max_cost_per_1k": 0.1
            },
            OperationType.IMAGE_GENERATION: {
                "priority_order": ["quality", "speed"],
                "required_tags": [ModelTags.IMAGE_GENERATION, ModelTags.ART, ModelTags.VISUAL],
                "min_quality_rating": 8,
                "max_cost_per_1k": 0.1
            },
            OperationType.WEB_RESEARCH: {
                "priority_order": ["quality", "speed", "cost"],
                "required_tags": [ModelTags.TEXT, ModelTags.ANALYSIS],
                "preferred_tags": [ModelTags.WEB, ModelTags.SEARCH],
                "min_quality_rating": 7,
                "max_cost_per_1k": 0.02
            },
            OperationType.GENERATE_PLAN: {
                "priority_order": ["quality", "speed"],
                "required_tags": [ModelTags.TEXT, ModelTags.REASONING, ModelTags.ANALYSIS],
                "preferred_tags": [ModelTags.HIGH_QUALITY],
                "min_quality_rating": 8,
                "max_cost_per_1k": 0.1
            },
            OperationType.ANALYSE_CONTENT: {
                "priority_order": ["quality", "speed"],
                "required_tags": [ModelTags.TEXT, ModelTags.ANALYSIS, ModelTags.REASONING],
                "preferred_tags": [ModelTags.HIGH_QUALITY],
                "min_quality_rating": 8,
                "max_cost_per_1k": 0.1
            }
        }
    
    def getRulesForOperation(self, operation_type: str) -> List[SelectionRule]:
        """Get rules that apply to a specific operation type."""
        return [rule for rule in self.rules if operation_type in rule.operation_types]
    
    def getFallbackCriteria(self, operation_type: str) -> Dict[str, Any]:
        """Get fallback selection criteria for a specific operation type."""
        return self.fallback_models.get(operation_type, self.fallback_models[OperationType.GENERAL])
    
    def addRule(self, rule: SelectionRule):
        """Add a new selection rule."""
        self.rules.append(rule)
    
    def removeRule(self, rule_name: str):
        """Remove a selection rule by name."""
        self.rules = [rule for rule in self.rules if rule.name != rule_name]
    
    def updateRule(self, rule_name: str, **kwargs):
        """Update an existing rule."""
        for rule in self.rules:
            if rule.name == rule_name:
                for key, value in kwargs.items():
                    if hasattr(rule, key):
                        setattr(rule, key, value)
                break


# Global configuration instance
model_selection_config = ModelSelectionConfig()