package graph

import (
	"github.com/neo4j/neo4j-go-driver/v5/neo4j"
)

// NewCalculator creates a fully configured GraphCalculator with all dependencies
func NewCalculator(driver neo4j.DriverWithContext, database string, config *Config) Calculator {
	if config == nil {
		config = DefaultConfig()
	}

	// Validate configuration
	if err := config.Validate(); err != nil {
		// Use defaults if validation fails
		config = DefaultConfig()
	}

	// Create session manager
	sessionManager := NewSessionManager(driver, database, config)

	// Create query templates
	queryTemplates := NewQueryTemplates()

	// Create node converter
	nodeConverter := NewNodeConverter()

	// Create traversal component
	traversal := NewTraversal(sessionManager, queryTemplates, nodeConverter, config)

	// Create path finder component
	pathFinder := NewPathFinder(sessionManager, queryTemplates, nodeConverter, config)

	// Create network analyzer component
	networkAnalyzer := NewNetworkAnalyzer(sessionManager, queryTemplates, config)

	// Create main calculator
	return NewGraphCalculator(config, traversal, pathFinder, networkAnalyzer)
}

// NewCalculatorWithDefaults creates a calculator with default configuration
func NewCalculatorWithDefaults(driver neo4j.DriverWithContext, database string) Calculator {
	return NewCalculator(driver, database, DefaultConfig())
}