package transform

import (
	"git.warky.dev/wdevs/relspecgo/pkg/models"
)

// Transformer provides utilities for transforming database models
type Transformer struct{}

// NewTransformer creates a new Transformer instance
func NewTransformer() *Transformer {
	return &Transformer{}
}

// ValidateDatabase validates a database model for correctness
func (t *Transformer) ValidateDatabase(db *models.Database) error {
	// TODO: Implement validation logic
	// - Check for duplicate table names
	// - Validate column types
	// - Ensure foreign keys reference existing tables/columns
	// - Validate relation integrity
	return nil
}

// ValidateSchema validates a schema model for correctness
func (t *Transformer) ValidateSchema(schema *models.Schema) error {
	// TODO: Implement validation logic
	// - Check for duplicate table names within schema
	// - Validate table references
	return nil
}

// ValidateTable validates a table model for correctness
func (t *Transformer) ValidateTable(table *models.Table) error {
	// TODO: Implement validation logic
	// - Validate column types
	// - Ensure constraints reference existing columns
	// - Validate relation integrity
	return nil
}

// NormalizeDatabase normalizes a database model to a standard format
func (t *Transformer) NormalizeDatabase(db *models.Database) (*models.Database, error) {
	// TODO: Implement normalization logic
	// - Standardize naming conventions
	// - Order tables/columns consistently
	// - Apply default values
	return db, nil
}

// NormalizeSchema normalizes a schema model to a standard format
func (t *Transformer) NormalizeSchema(schema *models.Schema) (*models.Schema, error) {
	// TODO: Implement normalization logic
	// - Standardize naming conventions
	// - Order tables/columns consistently
	return schema, nil
}

// NormalizeTable normalizes a table model to a standard format
func (t *Transformer) NormalizeTable(table *models.Table) (*models.Table, error) {
	// TODO: Implement normalization logic
	// - Standardize naming conventions
	// - Order columns consistently
	// - Apply default values
	return table, nil
}