package testutils

import (
	"bytes"
	"encoding/json"
	"net/http"
)

func NewHTTPRequestJSON(method, url string, body interface{}, queryParams map[string]string) (*http.Request, error) {
	bodyBytes, err := json.Marshal(body)
	if err != nil {
		return nil, err
	}

	request, err := http.NewRequest(method, url, bytes.NewReader(bodyBytes))
	if err != nil {
		return nil, err
	}
	request.Header.Set("Content-Type", "application/json")

	if len(queryParams) > 0 {
		query := request.URL.Query()
		for k, v := range queryParams {
			query.Add(k, v)
		}
		request.URL.RawQuery = query.Encode()
	}

	return request, nil
}

func NewHTTPRequest(method, url string, params map[string]string) (*http.Request, error) {
	request, err := http.NewRequest(method, url, nil)
	if err != nil {
		return nil, err
	}

	if len(params) > 0 {
		query := request.URL.Query()
		for k, v := range params {
			query.Add(k, v)
		}
		request.URL.RawQuery = query.Encode()
	}

	return request, nil
}

func Decode(input interface{}, output interface{}) error {
	bytes, err := json.Marshal(input)
	if err != nil {
		return err
	}
	return json.Unmarshal(bytes, output)
}