separating background apis to their own classes

src/background/commands.background.ts

@@ -0,0 +1,59 @@
+import BrowserApi from '../browser/browserApi';
+
+import MainBackground from './main.background';
+
+import PasswordGenerationService from '../services/passwordGeneration.service';
+import UtilsService from '../services/utils.service';
+
+export default class CommandsBackground {
+    private commands: any;
+
+    constructor(private main: MainBackground, private passwordGenerationService: PasswordGenerationService) {
+        this.commands = chrome.commands;
+    }
+
+    async init() {
+        if (!this.commands) {
+            return;
+        }
+
+        this.commands.onCommand.addListener(async (command: any) => {
+            switch (command) {
+                case 'generate_password':
+                    await this.generatePasswordToClipboard();
+                    break;
+                case 'autofill_login':
+                    await this.autoFillLogin();
+                    break;
+                default:
+                    break;
+            }
+        });
+    }
+
+    private async generatePasswordToClipboard() {
+        const options = await this.passwordGenerationService.getOptions();
+        const password = PasswordGenerationService.generatePassword(options);
+        UtilsService.copyToClipboard(password);
+        this.passwordGenerationService.addHistory(password);
+
+        (window as any).ga('send', {
+            hitType: 'event',
+            eventAction: 'Generated Password From Command',
+        });
+    }
+
+    private async autoFillLogin() {
+        const tab = await BrowserApi.getTabFromCurrentWindowId();
+        if (tab == null) {
+            return;
+        }
+
+        this.main.collectPageDetailsForContentScript(tab, 'autofill_cmd');
+
+        (window as any).ga('send', {
+            hitType: 'event',
+            eventAction: 'Autofilled From Command',
+        });
+    }
+}