Clean up status list index calculation code.

lib/CredentialStatusWriter.js

@@ -4,7 +4,6 @@
 import assert from 'assert-plus';
 import {Bitstring} from '@digitalbazaar/bitstring';
 import {createRequire} from 'node:module';
-import {getCredentialStatusInfo} from './helpers.js';
 import {ListManager} from './ListManager.js';
 const require = createRequire(import.meta.url);
 const LRU = require('lru-cache');
@@ -191,21 +190,13 @@ export class CredentialStatusWriter {
     //   and the next unassigned SL index from the IAD add the appropriate
     //   information (based on list type) to a VC's credential status section.
     const {
-      item: {statusLists},
-    } = this.listShard;
-    /*const {
       blockIndex,
+      blockAssignmentDoc: {content: {blockSize}},
       indexAssignmentDoc: {content: {nextLocalIndex: localIndex}},
-      blockAssignmentDoc: {content: {blockSize}}
-    } = listShard;
-    const statusListIndex = blockIndex * blockSize + localIndex;*/
-    const statusListIndex = _getStatusListIndex({listShard: this.listShard});
-    // FIXME: get from `_getStatusListIndex` or list shard above
-    const localIndex = _getLocalIndex({
-      listShard: this.listShard, statusListIndex
-    });
-
-    // get N-many statuses to be written from `item` and upsert each one
+      item: {statusLists}
+    } = this.listShard;
+    const statusListIndex = blockIndex * blockSize + localIndex;
+    // add a status entry for each status list from `item`
     const result = {
       localIndex,
       statusEntries: statusLists.map(statusList =>
@@ -384,17 +375,3 @@ export class CredentialStatusWriter {
       e => !duplicates.includes(e));
   }
 }
-
-function _getStatusListIndex({listShard}) {
-  const {
-    blockIndex,
-    indexAssignmentDoc: {content: {nextLocalIndex}},
-    blockAssignmentDoc: {content: {blockSize}}
-  } = listShard;
-  return blockIndex * blockSize + nextLocalIndex;
-}
-
-function _getLocalIndex({listShard, statusListIndex}) {
-  const {blockAssignmentDoc: {content: {blockSize}}} = listShard;
-  return statusListIndex % blockSize;
-}