feat: implement get_secret_from_captcha for db-sqlx-mariadb

db/db-sqlx-maria/sqlx-data.json

@@ -431,6 +431,31 @@
     },
     "query": "SELECT config_id from mcaptcha_config WHERE captcha_key = ?"
   },
+  "b9258c2494d95701d19703cf5cd05a222057a0ccad943192138b1a4a94bf823b": {
+    "describe": {
+      "columns": [
+        {
+          "name": "secret",
+          "ordinal": 0,
+          "type_info": {
+            "char_set": 224,
+            "flags": {
+              "bits": 4101
+            },
+            "max_size": 200,
+            "type": "VarString"
+          }
+        }
+      ],
+      "nullable": [
+        false
+      ],
+      "parameters": {
+        "Right": 1
+      }
+    },
+    "query": "SELECT secret  FROM mcaptcha_users WHERE ID = (\n                    SELECT user_id FROM mcaptcha_config WHERE captcha_key = ?\n                    )"
+  },
   "b95e5a60a202cb646d5e76df8c7395e4bf881a6dd14e28e6f2e8b93e0536b331": {
     "describe": {
       "columns": [],

db/db-sqlx-maria/src/lib.rs

@@ -287,6 +287,22 @@ impl MCDatabase for Database {
         Ok(secret)
     }
 
+    /// get a user's secret from a captcha key
+    async fn get_secret_from_captcha(&self, key: &str) -> DBResult<Secret> {
+        let secret = sqlx::query_as!(
+            Secret,
+            r#"SELECT secret  FROM mcaptcha_users WHERE ID = (
+                    SELECT user_id FROM mcaptcha_config WHERE captcha_key = ?
+                    )"#,
+            key,
+        )
+        .fetch_one(&self.pool)
+        .await
+        .map_err(|e| map_row_not_found_err(e, DBError::AccountNotFound))?;
+
+        Ok(secret)
+    }
+
     /// update a user's secret
     async fn update_secret(&self, username: &str, secret: &str) -> DBResult<()> {
         sqlx::query!(