refactor: format and lint codebase (#971)

app/assets/javascripts/Services/BrowserBridge.ts

@@ -0,0 +1,42 @@
+import { Bridge } from './Bridge'
+import { Environment } from '@standardnotes/snjs'
+
+const KEYCHAIN_STORAGE_KEY = 'keychain'
+
+export class BrowserBridge implements Bridge {
+  constructor(public appVersion: string) {}
+  environment = Environment.Web
+
+  async getKeychainValue(): Promise<unknown> {
+    const value = localStorage.getItem(KEYCHAIN_STORAGE_KEY)
+    if (value) {
+      return JSON.parse(value)
+    }
+    return undefined
+  }
+
+  async setKeychainValue(value: unknown): Promise<void> {
+    localStorage.setItem(KEYCHAIN_STORAGE_KEY, JSON.stringify(value))
+  }
+
+  async clearKeychainValue(): Promise<void> {
+    localStorage.removeItem(KEYCHAIN_STORAGE_KEY)
+  }
+
+  async localBackupsCount(): Promise<number> {
+    /** Browsers cannot save backups, only let you download one */
+    return 0
+  }
+
+  /** No-ops */
+
+  /* eslint-disable @typescript-eslint/no-empty-function */
+  async deleteLocalBackups(): Promise<void> {}
+  viewlocalBackups(): void {}
+  syncComponents(): void {}
+  onMajorDataChange(): void {}
+  onInitialDataLoad(): void {}
+  onSearch(): void {}
+  downloadBackup(): void {}
+  onSignOut(): void {}
+}