Update actions/checkout action to v4

Reviewed-on: #8

Cargo.lock

@@ -22,7 +22,7 @@ checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
 
 [[package]]
 name = "loadstar"
-version = "0.0.4"
+version = "0.0.6"
 dependencies = [
  "tiny_http",
 ]

Cargo.toml

@@ -2,7 +2,7 @@
 name = "loadstar"
 description = "A simple web framework for rust"
 repository = "https://git.kjan.de/jank/loadstar"
-version = "0.0.4"
+version = "0.0.6"
 license = "GPL-3.0-only"
 edition = "2021"
 

src/entities/request.rs

@@ -1,5 +1,6 @@
-use tiny_http::Request;
+use std::collections::HashMap;
 
+use tiny_http::Request;
 
 pub trait Url {
     fn get_url_without_parameters(&self) -> String;
@@ -11,3 +12,102 @@ impl Url for Request {
     }
 }
 
+pub trait Parameters {
+    fn get_post_parameters(&mut self) -> HashMap<String, String>;
+    fn get_get_parameters(&mut self) -> Option<HashMap<String, String>>;
+}
+
+impl Parameters for Request {
+    fn get_post_parameters(&mut self) -> HashMap<String, String> {
+        let mut content = String::new();
+        self.as_reader().read_to_string(&mut content).unwrap();
+
+        let mut key_value_pairs = HashMap::new();
+
+        let parts = content.split("&");
+
+        for part in parts {
+            let mut key_value = part.split("=");
+
+            key_value_pairs.insert(key_value.next().unwrap().to_string(), key_value.next().unwrap().to_string());
+        }
+
+        key_value_pairs
+    }
+
+    fn get_get_parameters(&mut self) -> Option<HashMap<String, String>> {
+        let content = self.url().split("?").nth(1);
+
+        if content.is_none() {
+            return None;
+        }
+
+        let content = content.unwrap();
+
+        let mut key_value_pairs = HashMap::new();
+
+        let parts = content.split("&");
+        for part in parts {
+            let mut key_value = part.split("=");
+
+            key_value_pairs.insert(key_value.next().unwrap().to_string(), key_value.next().unwrap().to_string());
+        }
+
+        Some(key_value_pairs)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::entities::request::*;
+    use tiny_http::{Request, TestRequest};
+
+    #[test]
+    fn test_get_url_without_parameters() {
+        let request = Request::from(TestRequest::new().with_path("/test?key=value"));
+
+        let actual = request.get_url_without_parameters();
+
+        assert_eq!(actual, "/test");
+
+        let request2 = Request::from(TestRequest::new().with_path("/test2"));
+
+        assert_eq!(request2.get_url_without_parameters(), "/test2");
+    }
+
+    #[test]
+    fn test_get_post_parameters() {
+        let test_request = TestRequest::new();
+        let test_request = test_request.with_body("a=b&c=d");
+
+        let actual = Request::from(test_request).get_post_parameters();
+        let mut expected = HashMap::new();
+        expected.insert("a".to_string(), "b".to_string());
+        expected.insert("c".to_string(), "d".to_string());
+
+        assert_eq!(actual, expected);
+    }
+
+    #[test]
+    fn test_get_get_parameters_with_no_get_parameters() {
+        let test_request = TestRequest::new();
+        let test_request = test_request.with_path("/test");
+
+        let actual = Request::from(test_request).get_get_parameters();
+
+        assert_eq!(actual, None);
+    }
+
+    #[test]
+    fn test_get_get_parameters() {
+        let test_request = TestRequest::new();
+        let test_request = test_request.with_path("/test?a=b&c=d");
+
+        let actual = Request::from(test_request).get_get_parameters();
+        let mut expected = HashMap::new();
+        expected.insert("a".to_string(), "b".to_string());
+        expected.insert("c".to_string(), "d".to_string());
+
+        assert_eq!(actual, Some(expected));
+    }
+}