update account provider interface

src/account-pool/account-pool.service.ts

@@ -113,22 +113,22 @@ export class AccountPoolService
     if (result) {
       this.accountInfos.push(account);
     }
-    await this.accountProvider.writeBack(this.accountInfos);
+    await this.accountProvider.writeBack(this.accountInfos, 'add', account);
     return result;
   }
 
   async removeAccount(email: string) {
     const index = this.accountInfos.findIndex((a) => a.email === email);
-    this.accountInfos.splice(index, 1);
     if (index === -1) {
       return false;
     }
-    const account = this.accounts.get(email);
-    if (account) {
+    const [account] = this.accountInfos.splice(index, 1);
+    const state = this.accounts.get(email);
+    if (state) {
       this.accounts.delete(email);
-      await account.close();
+      await state.close();
     }
-    await this.accountProvider.writeBack(this.accountInfos);
+    await this.accountProvider.writeBack(this.accountInfos, 'remove', account);
     return true;
   }
 

src/account-provider/account-provider.service.ts

@@ -9,5 +9,9 @@ export class AccountProviderService {
     return this.config.get<OpenAIAccount[]>('accounts');
   }
 
-  async writeBack(accounts: OpenAIAccount[]) {}
+  async writeBack(
+    accounts: OpenAIAccount[],
+    type: 'add' | 'remove',
+    account: OpenAIAccount,
+  ) {}
 }