chatgpt example proxy server

.gitignore

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+/target

Cargo.toml

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+[package]
+name = "cal_filter"
+version = "0.1.0"
+edition = "2024"
+publish = ["gitea"]
+
+[dependencies]
+actix-cors = "0.7"
+actix-web = "4"
+reqwest = {version = "0.12", features = ["blocking"]}
+tokio = { version = "1.45.0", features = ["full"] }

src/main.rs

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+use actix_cors::Cors;
+use actix_web::{App, HttpResponse, HttpServer, Responder, get, http::header};
+use reqwest::Client;
+
+#[get("/fetch-ics")]
+async fn fetch_ics() -> impl Responder {
+    println!("pinged");
+    let client = Client::new();
+    let ics_url = "https://calendar.google.com/calendar/ical/i7p4ol56gi8sqe0dq7uc3m0o4c%40group.calendar.google.com/public/basic.ics";
+
+    match client.get(ics_url).send().await {
+        Ok(response) => {
+            if let Ok(body) = response.text().await {
+                HttpResponse::Ok()
+                    .insert_header((header::CONTENT_TYPE, "text/calendar"))
+                    .body(body)
+            } else {
+                HttpResponse::InternalServerError().body("Failed to read response body")
+            }
+        }
+        Err(_) => HttpResponse::BadGateway().body("Failed to fetch ICS file"),
+    }
+}
+
+#[actix_web::main]
+async fn main() -> std::io::Result<()> {
+    HttpServer::new(|| {
+        let cors = Cors::default()
+            .allow_any_origin()
+            .allowed_methods(vec!["GET"])
+            .allowed_headers(vec![header::CONTENT_TYPE])
+            .max_age(3600);
+
+        App::new().wrap(cors).service(fetch_ics)
+    })
+    .bind(("127.0.0.1", 8080))?
+    .run()
+    .await
+}