Fix linter warnings and formatting

src/main.rs

@@ -1,70 +1,79 @@
 #[macro_use]
 extern crate rocket;
 
+use reqwest::header::{HeaderMap, HeaderValue};
 use rocket::fs::FileServer;
 use rocket::response::Redirect;
-use reqwest::header::{HeaderMap, HeaderValue};
 
 #[get("/download/<url>")]
 async fn download(url: &str) -> Redirect {
     if !url.starts_with("https://www.studydrive.net/") {
         return Redirect::to("/not_found");
     }
     let doc_id = url
-        .split("/")
+        .split('/')
         .last()
         .unwrap()
-        .split("?")
+        .split('?')
         .collect::<Vec<_>>()[0];
 
     println!("doc_id={}", doc_id);
 
     let json = send_get_request(doc_id).await.unwrap();
     let data = json["data"].as_object().unwrap();
-    if data["file_preview"].is_null(){
+    if data["file_preview"].is_null() {
         println!("no token found");
         let json = send_get_request(doc_id).await.unwrap();
         let token = get_token().await.unwrap();
         let data = json["data"].as_object().unwrap();
         let name = data["filename"].as_str().unwrap();
-        let ending=name.split(".")
-            .last()
-            .unwrap();
-        return Redirect::to(format!("https://cdn.studydrive.net/d/prod/documents/{}/original/{}.{}?token={}", doc_id, doc_id,ending, token));
+        let ending = name.split('.').last().unwrap();
+        return Redirect::to(format!(
+            "https://cdn.studydrive.net/d/prod/documents/{}/original/{}.{}?token={}",
+            doc_id, doc_id, ending, token
+        ));
     }
     let name = data["filename"].as_str().unwrap();
-    let ending=name.split(".")
-        .last()
-        .unwrap();
+    let ending = name.split('.').last().unwrap();
     let preview = data["file_preview"].as_str().unwrap();
-    let token = preview.split("token=")
-            .last()
-            .unwrap();
-    Redirect::to(format!("https://cdn.studydrive.net/d/prod/documents/{}/original/{}.{}?token={}", doc_id, doc_id, ending, token))
+    let token = preview.split("token=").last().unwrap();
+    Redirect::to(format!(
+        "https://cdn.studydrive.net/d/prod/documents/{}/original/{}.{}?token={}",
+        doc_id, doc_id, ending, token
+    ))
 }
 
 async fn get_token() -> Result<String, Box<dyn std::error::Error>> {
-    let doc_id= "1617040";
+    let doc_id = "1617040";
     let json = send_get_request(doc_id).await?;
-    
+
     let data = json["data"].as_object().unwrap();
     let preview = data["file_preview"].as_str().unwrap();
-    let token = preview.split("token=")
-        .last()
-        .unwrap();
+    let token = preview.split("token=").last().unwrap();
     Ok(token.to_string())
 }
 
-async fn send_get_request(doc_id: &str) -> Result<serde_json::Value, Box<dyn std::error::Error>>{
+async fn send_get_request(doc_id: &str) -> Result<serde_json::Value, Box<dyn std::error::Error>> {
     let url = format!("https://www.studydrive.net/document/{}", doc_id);
     let mut headers = HeaderMap::new();
-    headers.insert("X-Requested-With", HeaderValue::from_static("XMLHttpRequest"));
+    headers.insert(
+        "X-Requested-With",
+        HeaderValue::from_static("XMLHttpRequest"),
+    );
     let client = reqwest::Client::new();
-    let response = client.get(&url).headers(headers).send().await.expect("Failed to send request");
+    let response = client
+        .get(&url)
+        .headers(headers)
+        .send()
+        .await
+        .expect("Failed to send request");
 
     // handle the response as json
-    let json = response.json::<serde_json::Value>().await.expect("Failed to parse json");
-
+    let json = response
+        .json::<serde_json::Value>()
+        .await
+        .expect("Failed to parse json");
+
     Ok(json)
 }