inventory

type CreateProductParams struct {
	ID          string
	Name        string
	Description string
	Price       int
}

type CreateProductReviewDBParams struct {
	ID string
	CreateProductReviewParams
}

type CreateProductReviewParams struct {
	ProductID   string
	ReviewerID  string
	Score       int32
	Title       string
	Description string
}

type DB interface {
	// CreateProduct creates a new product.
	CreateProduct(ctx context.Context, params CreateProductParams) error

	// UpdateProduct updates an existing product.
	UpdateProduct(ctx context.Context, params UpdateProductParams) error

	// GetProduct returns a product.
	GetProduct(ctx context.Context, id string) (*Product, error)

	// SearchProducts returns a list of products.
	SearchProducts(ctx context.Context, params SearchProductsParams) (*SearchProductsResponse, error)

	// DeleteProduct deletes a product.
	DeleteProduct(ctx context.Context, id string) error

	// CreateProductReview for a given product.
	CreateProductReview(ctx context.Context, params CreateProductReviewDBParams) error

	// UpdateProductReview for a given product.
	UpdateProductReview(ctx context.Context, params UpdateProductReviewParams) error

	// GetProductReview gets a specific review.
	GetProductReview(ctx context.Context, id string) (*ProductReview, error)

	// GetProductReviews gets reviews for a given product or from a given user.
	GetProductReviews(ctx context.Context, params ProductReviewsParams) (*ProductReviewsResponse, error)

	// DeleteProductReview deletes a review.
	DeleteProductReview(ctx context.Context, id string) error
}

type Pagination struct {
	// Limit is the maximum number of results to return on this page.
	Limit int

	// Offset is the number of results to skip from the beginning of the results.
	// Typically: (page number - 1) * limit.
	Offset int
}

type Product struct {
	ID          string
	Name        string
	Description string
	Price       int
	CreatedAt   time.Time
	ModifiedAt  time.Time
}

type ProductReview struct {
	ID          string
	ProductID   string
	ReviewerID  string
	Score       int32
	Title       string
	Description string
	CreatedAt   time.Time
	ModifiedAt  time.Time
}

type ProductReviewsParams struct {
	ProductID  string
	ReviewerID string
	Pagination Pagination
}

type ProductReviewsResponse struct {
	Reviews []*ProductReview
	Total   int
}

type SearchProductsParams struct {
	QueryString string
	MinPrice    int
	MaxPrice    int
	Pagination  Pagination
}

type SearchProductsResponse struct {
	Items []*Product
	Total int32
}

type Service struct {
	// contains filtered or unexported fields
}

type UpdateProductParams struct {
	ID          string
	Name        *string
	Description *string
	Price       *int
}

type UpdateProductReviewParams struct {
	ID          string
	Score       *int32
	Title       *string
	Description *string
}

type ValidationError struct {
	// contains filtered or unexported fields
}