Introduced new APIs for rest client

Author: bhanurp

client.go

@@ -1,5 +1,7 @@
 package rest
 
+import "net/url"
+
 // NewClient creates a new Client struct with the provided URL and headers.
 // the default timeout is 30 seconds
 // the default method is GET
@@ -42,7 +44,37 @@ func (c *Client) SetStrategy(s RequestMethod) {
 	c.Strategy = s
 }
 
+// SetTimeout sets a custom timeout for the HTTP client
+func (c *Client) SetTimeout(timeout int) {
+	c.Timeout = timeout
+}
+
+// SetBody sets a custom body for the request
+func (c *Client) SetBody(body []byte) {
+	c.Body = body
+}
+
 // Send delegates the request handling to the strategy
-func (c *Client) Send(url string, body []byte, headers map[string]string, timeout int) (*Response, error) {
-	return c.Strategy.Do(url, body, headers, timeout)
+func (c *Client) Send() (*Response, error) {
+	return c.Strategy.Do(c.URL, c.Body, c.Headers, c.Timeout)
+}
+
+// AddQueryParams adds query parameters to the given URL and returns the modified URL
+func (c *Client) AddQueryParams(params map[string]string) (string, error) {
+	u, err := url.Parse(c.URL)
+	if err != nil {
+		return "", err
+	}
+
+	q := u.Query()
+	for key, value := range params {
+		q.Set(key, value)
+	}
+	u.RawQuery = q.Encode()
+	return u.String(), nil
+}
+
+// AddBasicAuth adds basic authentication headers to the request
+func AddBasicAuth(username, password string, c *Client) {
+	c.basicAuth = &basicAuth{username: username, password: password}
 }

delete.go

@@ -6,7 +6,7 @@ import (
 
 type DeleteRequest struct{}
 
-func (d *DeleteRequest) Do(url string, headers map[string]string, timeout int) (*Response, error) {
+func (d *DeleteRequest) Do(url string, body []byte, headers map[string]string, timeout int) (*Response, error) {
 	req, err := http.NewRequest(http.MethodDelete, url, nil)
 	if err != nil {
 		return nil, err

go.mod

@@ -1,3 +1,3 @@
 module github.com/bhanurp/rest
 
-go 1.22.5
+go 1.22.5

response.go

@@ -0,0 +1,9 @@
+package rest
+
+func (r *Response) IsResponseOK() bool {
+	return r.StatusCode >= 200 && r.StatusCode < 300
+}
+
+func (r *Response) IsResponseError() bool {
+	return r.StatusCode >= 400
+}

types.go

@@ -1,11 +1,12 @@
 package rest
 
 type Client struct {
-	URL      string
-	Headers  map[string]string
-	Body     []byte
-	Timeout  int
-	Strategy RequestMethod
+	URL       string
+	Headers   map[string]string
+	Body      []byte
+	Timeout   int
+	Strategy  RequestMethod
+	basicAuth *basicAuth
 }
 
 type Response struct {
@@ -14,6 +15,11 @@ type Response struct {
 	Error      error
 }
 
+type basicAuth struct {
+	username string
+	password string
+}
+
 // RequestMethod defines the interface for HTTP request strategies.
 type RequestMethod interface {
 	Do(url string, body []byte, headers map[string]string, timeout int) (*Response, error)