Add helper function to get total blocks mined

nimiq · May 3, 2018 · 01f3e59 · 01f3e59
1 parent 3745f65
commit 01f3e59
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/src/Helper.js b/src/Helper.js
@@ -90,6 +90,19 @@ class Helper {
             return -1;
         }
     }
+
+    /**
+     * @returns {Promise.<number>}
+     */
+    static async getTotalBlocksMined(connectionPool) {
+        const query = `
+            SELECT COUNT(DISTINCT payin.block) AS blockcount FROM payin
+            INNER JOIN block ON block.id = payin.block
+            WHERE block.main_chain = 1
+        `;
+        const [rows, fields] = await connectionPool.execute(query);
+        return rows[0].blockcount;
+    }
 }
 
 module.exports = exports = Helper;