simplify database interface

ext/bg/js/database.js

@@ -220,7 +220,7 @@ class Database {
         return result;
     }
 
-    async getTitles() {
+    async summarize() {
         if (this.db) {
             return this.db.dictionaries.toArray();
         } else {
@@ -228,21 +228,6 @@ class Database {
         }
     }
 
-    async getTitlesWithSequences() {
-        if (!this.db) {
-            throw 'Database not initialized';
-        }
-
-        const titles = [];
-        await this.db.dictionaries.each(row => {
-            if (row.hasSequences) {
-                titles.push(row.title);
-            }
-        });
-
-        return titles;
-    }
-
     async importDictionary(archive, callback) {
         if (!this.db) {
             throw 'Database not initialized';

ext/bg/js/settings.js

@@ -109,12 +109,12 @@ async function formMainDictionaryOptionsPopulate(options) {
     select.append($('<option class="text-muted" value="">Not selected</option>'));
 
     let mainDictionary = '';
-    const formOptions = [$];
-    const titles = await utilDatabaseGetTitlesWithSequences();
-    for (const title of titles) {
-        select.append($(`<option value="${title}">${title}</option>`));
-        if (title === options.general.mainDictionary) {
-            mainDictionary = title;
+    for (const dictRow of await utilDatabaseSummarize()) {
+        if (dictRow.hasSequences) {
+            select.append($(`<option value="${dictRow.title}">${dictRow.title}</option>`));
+            if (dictRow.title === options.general.mainDictionary) {
+                mainDictionary = dictRow.title;
+            }
         }
     }
 
@@ -271,7 +271,7 @@ async function dictionaryGroupsPopulate(options) {
     const dictGroups = $('#dict-groups').empty();
     const dictWarning = $('#dict-warning').hide();
 
-    const dictRows = await utilDatabaseGetTitles();
+    const dictRows = await utilDatabaseSummarize();
     if (dictRows.length === 0) {
         dictWarning.show();
     }

ext/bg/js/util.js

@@ -75,18 +75,14 @@ function utilAnkiGetDeckNames() {
     return utilBackend().anki.getDeckNames();
 }
 
+function utilDatabaseSummarize() {
+    return utilBackend().translator.database.summarize();
+}
+
 function utilAnkiGetModelFieldNames(modelName) {
     return utilBackend().anki.getModelFieldNames(modelName);
 }
 
-function utilDatabaseGetTitles() {
-    return utilBackend().translator.database.getTitles();
-}
-
-function utilDatabaseGetTitlesWithSequences() {
-    return utilBackend().translator.database.getTitlesWithSequences();
-}
-
 function utilDatabasePurge() {
     return utilBackend().translator.database.purge();
 }