Add url parser and tests

src/lib.rs

@@ -1,5 +1,65 @@
-pub fn add(left: usize, right: usize) -> usize {
+mod client;
-    left + right
+mod gateway;
+mod http;
+mod limit;
+mod voice;
+
+use url::{ParseError, Url};
+#[derive(Clone, Default)]
+
+/// A URLBundle is a struct which bundles together the API-, Gateway- and CDN-URLs of a Spacebar
+/// instance.
+pub struct URLBundle {
+    pub api: String,
+    pub wss: String,
+    pub cdn: String,
+}
+
+impl URLBundle {
+    pub fn new(api: String, wss: String, cdn: String) -> Self {
+        Self {
+            api: URLBundle::parse_url(api),
+            wss: URLBundle::parse_url(wss),
+            cdn: URLBundle::parse_url(cdn),
+        }
+    }
+
+    /// parse(url: String) parses a URL using the Url library and formats it in a standardized
+    /// way. If no protocol is given, HTTP (not HTTPS) is assumed.
+    /// # Example:
+    /// ```
+    /// let url = parse_url("localhost:3000");
+    /// println!("{}", url);  
+    /// ```
+    /// `-> Outputs "http://localhost:3000".`
+    pub fn parse_url(url: String) -> String {
+        let url = match Url::parse(&url) {
+            Ok(url) => {
+                if url.scheme() == "localhost" {
+                    return format!("http://{}", url);
+                }
+                url
+            }
+            Err(ParseError::RelativeUrlWithoutBase) => {
+                let url = format!("http://{}", url);
+                Url::parse(&url).unwrap()
+            }
+            Err(_) => panic!("Invalid URL"),
+        };
+        url.to_string()[0..url.to_string().len() - 1].to_string() // Remove '/' at the end of the URL
+    }
+
+    pub fn get_api(&self) -> &str {
+        &self.api
+    }
+
+    pub fn get_cdn(&self) -> &str {
+        &self.cdn
+    }
+
+    pub fn get_wss(&self) -> &str {
+        &self.wss
+    }
 }
 
 #[cfg(test)]
@@ -7,8 +67,10 @@ mod tests {
     use super::*;
 
     #[test]
-    fn it_works() {
+    fn test_parse_url() {
-        let result = add(2, 2);
+        let mut result = URLBundle::parse_url(String::from("localhost:3000"));
-        assert_eq!(result, 4);
+        assert_eq!(result, String::from("http://localhost:3000"));
+        result = URLBundle::parse_url(String::from("some.url.com/"));
+        assert_eq!(result, String::from("http://some.url.com"))
     }
 }