POST /reset-password/request を実装

src/handler.rs

@@ -13,7 +13,11 @@ pub fn make_router(app_state: Repository) -> Router {
         .route("/signup/request", post(authentication::sign_up_request))
         .route("/signup", post(authentication::sign_up))
         .route("/login", post(authentication::login))
-        .route("/logout", post(authentication::logout));
+        .route("/logout", post(authentication::logout))
+        .route(
+            "/reset-password/request",
+            post(authentication::reset_password_request),
+        );
 
     let users_router = Router::new()
         .route("/me", get(users::get_me).put(users::put_me))

src/handler/authentication.rs

@@ -164,3 +164,40 @@ pub async fn logout(
 
     Ok((StatusCode::NO_CONTENT, headers))
 }
+
+#[derive(Deserialize)]
+pub struct ResetPasswordRequest {
+    email: String,
+}
+
+pub async fn reset_password_request(
+    State(state): State<Repository>,
+    Json(body): Json<ResetPasswordRequest>,
+) -> Result<StatusCode, StatusCode> {
+    let user_address = body
+        .email
+        .parse::<Address>()
+        .map_err(|_| StatusCode::BAD_REQUEST)?;
+
+    // 登録されていないメールアドレスのとき、正常時と同じステータスコードを返すが実際にメールを送信しない
+    if let Ok(false) = state.is_exist_email(&body.email).await {
+        return Ok(StatusCode::CREATED);
+    }
+
+    let jwt = state
+        .encode_email_reset_password_jwt(&body.email)
+        .await
+        .map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
+
+    let message = format!(
+        "これはテストメールです。
+以下のリンクをクリックしてください。
+https://link/{jwt}"
+    );
+
+    crate::utils::mail::send_email(user_address, "traOJudgeパスワードリセット", &message)
+        .await
+        .map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
+
+    Ok(StatusCode::CREATED)
+}

src/repository/jwt.rs

@@ -99,6 +99,23 @@ impl Repository {
         claims.to_jwt()
     }
 
+    pub async fn encode_email_reset_password_jwt(&self, email: &str) -> anyhow::Result<String> {
+        let exp = (Utc::now() + Duration::minutes(60)).timestamp();
+        let iat = Utc::now().timestamp();
+        let nbf = Utc::now().timestamp();
+
+        let claims = EmailToken {
+            exp,
+            iat,
+            nbf,
+            user_id: None,
+            email: email.to_string(),
+            action: Action::reset_password,
+        };
+
+        claims.to_jwt()
+    }
+
     pub async fn verify_email_jwt(&self, jwt: &str) -> anyhow::Result<()> {
         EmailToken::verify(jwt)
     }