var (
	// AzureChina contains configuration for Azure China.
	AzureChina = Configuration{
		LoginEndpoint: "https://login.chinacloudapi.cn/", Services: map[ServiceName]ServiceConfiguration{},
	}
	// AzureGovernment contains configuration for Azure Government.
	AzureGovernment = Configuration{
		LoginEndpoint: "https://login.microsoftonline.us/", Services: map[ServiceName]ServiceConfiguration{},
	}
	// AzurePublicCloud contains configuration for Azure Public Cloud.
	AzurePublicCloud = Configuration{
		LoginEndpoint: "https://login.microsoftonline.com/", Services: map[ServiceName]ServiceConfiguration{},
	}
)

type Configuration struct {
	// LoginEndpoint is the base URL of the cloud's Azure Active Directory.
	LoginEndpoint string
	// Services contains configuration for the cloud's services.
	Services map[ServiceName]ServiceConfiguration
}

type ServiceConfiguration struct {
	// Audience is the audience the client will request for its access tokens.
	Audience string
	// Endpoint is the service's base URL.
	Endpoint string
}

type ServiceName string

const ResourceManager ServiceName = "resourceManager"