tests: vaults (#2365)

* tests: signature tests

* tests: asymmetric

* feat: delete contact use case

* chore: lint

* chore: lint

packages/services/src/Domain/Contacts/UseCase/DeleteContact.ts

@@ -0,0 +1,45 @@
+import { ContactBelongsToVault } from './../../SharedVaults/UseCase/ContactBelongsToVault'
+import { GetOwnedSharedVaults } from './../../SharedVaults/UseCase/GetOwnedSharedVaults'
+import { SyncServiceInterface } from './../../Sync/SyncServiceInterface'
+import { MutatorClientInterface } from './../../Mutator/MutatorClientInterface'
+import { Result, UseCaseInterface } from '@standardnotes/domain-core'
+import { TrustedContactInterface } from '@standardnotes/models'
+
+export class DeleteContact implements UseCaseInterface<void> {
+  constructor(
+    private mutator: MutatorClientInterface,
+    private sync: SyncServiceInterface,
+    private getOwnedVaults: GetOwnedSharedVaults,
+    private contactBelongsToVault: ContactBelongsToVault,
+  ) {}
+
+  async execute(dto: { contact: TrustedContactInterface; ownUserUuid: string }): Promise<Result<void>> {
+    if (dto.contact.isMe) {
+      throw new Error('Cannot delete self')
+    }
+
+    const vaults = this.getOwnedVaults.execute({ userUuid: dto.ownUserUuid })
+    if (vaults.isFailed()) {
+      return Result.fail('Failed to get owned vaults')
+    }
+
+    for (const vault of vaults.getValue()) {
+      const contactBelongsToVault = await this.contactBelongsToVault.execute({
+        contact: dto.contact,
+        vault: vault,
+      })
+      if (contactBelongsToVault.isFailed()) {
+        return Result.fail('Failed to check contact membership')
+      }
+
+      if (contactBelongsToVault.getValue()) {
+        return Result.fail('Cannot delete contact that belongs to an owned vault')
+      }
+    }
+
+    await this.mutator.setItemToBeDeleted(dto.contact)
+    await this.sync.sync()
+
+    return Result.ok()
+  }
+}