package client

import "net/http"

// Builder is a builder for creating a TCGDexClient with customizable options.
type Builder struct {
	language   *string
	baseURL    *string
	httpClient *http.Client
}

// NewBuilder creates a new Builder instance.
// This allows for fluent configuration of the TCGDexClient.
func NewBuilder() *Builder {
	return &Builder{}
}

// Language sets the language for the TCGDexClient.
func (b *Builder) Language(language string) *Builder {
	b.language = &language

	return b
}

// BaseURL sets the base URL for the TCGDexClient.
func (b *Builder) BaseURL(baseURL string) *Builder {
	b.baseURL = &baseURL

	return b
}

// HTTPClient sets the custom HTTP client for the TCGDexClient.
func (b *Builder) HTTPClient(client *http.Client) *Builder {
	b.httpClient = client

	return b
}

// Builder constructs the TCGDexClient with the specified options.
func (b *Builder) Builder() TCGDexClient {
	httpClient := b.httpClient
	if httpClient == nil {
		httpClient = http.DefaultClient
	}

	language := b.language
	if language == nil {
		language = ptr(defaultLanguage)
	}

	baseURL := b.baseURL
	if baseURL == nil {
		baseURL = ptr(defaultURL)
	}

	return NewClientWithCustomHTTPClient(*baseURL, *language, httpClient)
}

func ptr[T any](s T) *T {
	return &s
}