Cleanup

ext/bg/js/dictionary.js

@@ -28,21 +28,14 @@ class Dictionary {
     }
 
     initDb() {
+        this.entities = null;
+
         this.db = new Dexie('dict');
         this.db.version(1).stores({
             terms: '++id,expression,reading',
             entities: '++,name',
             kanji: '++,character'
         });
-
-        return this.db;
-    }
-
-    loadDb() {
-        this.db = null;
-        this.entities = null;
-
-        return this.initDb().open();
     }
 
     findTerm(term) {

ext/bg/js/translator.js

@@ -38,16 +38,16 @@ class Translator {
             this.tagMeta = tagMeta;
             return this.dictionary.existsDb();
         }).then((exists) => {
-            if (exists) {
-                return this.dictionary.loadDb();
-            } else {
             this.dictionary.initDb();
+            if (exists) {
+                return Promise.resolve();
+            }
+
             return Promise.all([
                 this.dictionary.importKanjiDict('bg/data/kanjidic/index.json'),
                 this.dictionary.importTermDict('bg/data/edict/index.json'),
                 this.dictionary.importTermDict('bg/data/enamdict/index.json')
             ]);
-            }
         }).then(() => {
             this.dictionary.findTerm('猫').then((result) => {
                 console.log(result);