enforce unique transaction hash

21centurymotorcompany · Oct 21, 2018 · caee3a3 · caee3a3
1 parent aa27a1a
commit caee3a3
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/db.js b/db.js
@@ -122,9 +122,13 @@ var block = {
             o[keys[i]] = 1;
             console.time("Index:" + keys[i])
             try {
-              console.log(o)
-              await db.collection(collectionName).createIndex(o)
-              console.log("* Created index for ", keys[i])
+              if (keys[i] === "tx.h") {
+                await db.collection(collectionName).createIndex(o, { unique: true })
+                console.log('* Created unique index for ', keys[i])
+              } else {
+                await db.collection(collectionName).createIndex(o)
+                console.log('* Created index for ', keys[i])
+              }
             } catch (e) {
               console.log(e)
               process.exit()