tsk-50: Create Special endpoint for services to obtain a token (#53)

Reviewed-on: #53
Co-authored-by: phoenix <kundeng00@pm.me>
Co-committed-by: phoenix <kundeng00@pm.me>

src/callers/login.rs

@@ -6,6 +6,13 @@ pub mod request {
         pub username: String,
         pub password: String,
     }
+
+    pub mod service_login {
+        #[derive(Debug, serde::Deserialize, serde::Serialize)]
+        pub struct Request {
+            pub passphrase: String,
+        }
+    }
 }
 
 pub mod response {
@@ -16,6 +23,14 @@ pub mod response {
         pub message: String,
         pub data: Vec<icarus_models::login_result::LoginResult>,
     }
+
+    pub mod service_login {
+        #[derive(Debug, Default, serde::Deserialize, serde::Serialize)]
+        pub struct Response {
+            pub message: String,
+            pub data: Vec<icarus_models::login_result::LoginResult>,
+        }
+    }
 }
 
 pub mod endpoint {
@@ -79,4 +94,42 @@ pub mod endpoint {
             }
         }
     }
+
+    pub async fn service_login(
+        axum::Extension(pool): axum::Extension<sqlx::PgPool>,
+        axum::Json(payload): axum::Json<request::service_login::Request>,
+    ) -> (
+        axum::http::StatusCode,
+        axum::Json<response::service_login::Response>,
+    ) {
+        let mut response = response::service_login::Response::default();
+
+        match repo::service::valid_passphrase(&pool, &payload.passphrase).await {
+            Ok((id, _passphrase, _date_created)) => {
+                let key = icarus_envy::environment::get_secret_key().await;
+                let (token_literal, duration) = token_stuff::create_service_token(&key).unwrap();
+
+                if token_stuff::verify_token(&key, &token_literal) {
+                    let login_result = icarus_models::login_result::LoginResult {
+                        id,
+                        username: String::from("service"),
+                        token: token_literal,
+                        token_type: String::from(icarus_models::token::TOKEN_TYPE),
+                        expiration: duration,
+                    };
+
+                    response.data.push(login_result);
+                    response.message = String::from("Successful");
+
+                    (axum::http::StatusCode::OK, axum::Json(response))
+                } else {
+                    (axum::http::StatusCode::OK, axum::Json(response))
+                }
+            }
+            Err(err) => {
+                response.message = err.to_string();
+                (axum::http::StatusCode::BAD_REQUEST, axum::Json(response))
+            }
+        }
+    }
 }