[PM-15061] extract encryptors from generator service (#12068)

* introduce legacy encryptor provider
* port credential generation service to encryptor provider

libs/tools/generator/components/src/generator-services.module.ts

@@ -0,0 +1,54 @@
+import { NgModule } from "@angular/core";
+
+import { JslibModule } from "@bitwarden/angular/jslib.module";
+import { safeProvider } from "@bitwarden/angular/platform/utils/safe-provider";
+import { SafeInjectionToken } from "@bitwarden/angular/services/injection-tokens";
+import { ApiService } from "@bitwarden/common/abstractions/api.service";
+import { PolicyService } from "@bitwarden/common/admin-console/abstractions/policy/policy.service.abstraction";
+import { AccountService } from "@bitwarden/common/auth/abstractions/account.service";
+import { EncryptService } from "@bitwarden/common/platform/abstractions/encrypt.service";
+import { I18nService } from "@bitwarden/common/platform/abstractions/i18n.service";
+import { StateProvider } from "@bitwarden/common/platform/state";
+import { KeyServiceLegacyEncryptorProvider } from "@bitwarden/common/tools/cryptography/key-service-legacy-encryptor-provider";
+import { LegacyEncryptorProvider } from "@bitwarden/common/tools/cryptography/legacy-encryptor-provider";
+import {
+  createRandomizer,
+  CredentialGeneratorService,
+  Randomizer,
+} from "@bitwarden/generator-core";
+import { KeyService } from "@bitwarden/key-management";
+
+export const RANDOMIZER = new SafeInjectionToken<Randomizer>("Randomizer");
+
+/** Shared module containing generator component dependencies */
+@NgModule({
+  imports: [JslibModule],
+  providers: [
+    safeProvider({
+      provide: RANDOMIZER,
+      useFactory: createRandomizer,
+      deps: [KeyService],
+    }),
+    safeProvider({
+      provide: LegacyEncryptorProvider,
+      useClass: KeyServiceLegacyEncryptorProvider,
+      deps: [EncryptService, KeyService],
+    }),
+    safeProvider({
+      provide: CredentialGeneratorService,
+      useClass: CredentialGeneratorService,
+      deps: [
+        RANDOMIZER,
+        StateProvider,
+        PolicyService,
+        ApiService,
+        I18nService,
+        LegacyEncryptorProvider,
+        AccountService,
+      ],
+    }),
+  ],
+})
+export class GeneratorServicesModule {
+  constructor() {}
+}