client

type HTTPClient interface {
	Do(req *http.Request) (*http.Response, error)
}

type HTTPError struct {
	StatusCode int
	URL        url.URL
	Body       []byte
}

type HTTPErrorHandler func(res *http.Response, uri string) error

type Option func(request *Request) error

type RPCError struct {
	Code    int    `json:"code"`
	Message string `json:"message"`
}

type RPCRequest struct {
	JSONRPC string      `json:"jsonrpc"`
	Method  string      `json:"method"`
	Params  interface{} `json:"params,omitempty"`
	ID      int64       `json:"id,omitempty"`
}

type RPCRequestMapper func(interface{}) RPCRequest

type RPCRequests []*RPCRequest

type RPCResponse struct {
	JSONRPC string      `json:"jsonrpc"`
	Error   *RPCError   `json:"error,omitempty"`
	Result  interface{} `json:"result,omitempty"`
	ID      int64       `json:"id,omitempty"`
}

type RPCResponseRaw struct {
	JSONRPC string          `json:"jsonrpc"`
	Error   *RPCError       `json:"error,omitempty"`
	Result  json.RawMessage `json:"result,omitempty"`
	ID      int64           `json:"id,omitempty"`
}

type Request struct {
	BaseURL          string
	Headers          map[string]string
	HTTPClient       HTTPClient
	HTTPErrorHandler HTTPErrorHandler
}