Latest changes based on feedback

Signed-off-by: Andre Wanlin <andrewanlin@gmail.com>

.changeset/shaggy-gorillas-occur.md

@@ -2,6 +2,8 @@
 '@backstage/plugin-linguist-backend': patch
 ---
 
+**BREAKING**: Removed public constructor from `LinguistBackendApi`. Removed export of `LinguistBackendDatabase` and `LinguistBackendDatabase`
+
 Several improvements to the Linguist backend have been made:
 
 - Added tests for the `LinguistBackendDatabase` and `LinguistBackendApi`

plugins/linguist-backend/src/api/LinguistBackendClient.ts

@@ -170,7 +170,6 @@ export class LinguistBackendClient implements LinguistBackendApi {
       try {
         await this.generateEntityLanguages(entityRef, url);
       } catch (error) {
-        console.log(error);
         assertError(error);
         this.logger.error(
           `Unable to process "${entityRef}" using "${url}", message: ${error.message}, stack: ${error.stack}`,

plugins/linguist-backend/src/db/LinguistBackendDatabase.ts

@@ -93,7 +93,7 @@ export class LinguistBackendDatabase implements LinguistBackendStore {
       .where({ entity_ref: entityRef })
       .first();
 
-    if (!entityResults) {
+    if (!entityResults || !entityResults.languages) {
       const emptyResults: Languages = {
         languageCount: 0,
         totalBytes: 0,
@@ -104,7 +104,7 @@ export class LinguistBackendDatabase implements LinguistBackendStore {
     }
 
     try {
-      return JSON.parse(entityResults.languages as string);
+      return JSON.parse(entityResults.languages);
     } catch (error) {
       throw new Error(`Failed to parse languages for '${entityRef}', ${error}`);
     }