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forge-bot 2026-07-12 05:51:27 +00:00
parent fdaecafe9e
commit 66aafd3f69

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```mermaid
sequenceDiagram
participant User
participant PaymentGateway
participant PaymentService
participant Database
User->>+PaymentService: Start Payment
PaymentService->>+PaymentGateway: Process Payment
PaymentGateway-->>-PaymentService: Payment Success
PaymentService->>Database: Record Payment
Database-->>-PaymentService: Payment Recorded
PaymentService-->>-User: Payment Confirmed
%% External Failure
User->>+PaymentService: Start Payment
PaymentService->>+PaymentGateway: Process Payment
PaymentGateway-->>-PaymentService: Payment Failed
PaymentService-->>-User: Payment Failed
%% DB Failure
User->>+PaymentService: Start Payment
PaymentService->>+PaymentGateway: Process Payment
PaymentGateway-->>-PaymentService: Payment Success
PaymentService->>Database: Record Payment
Database-->>-PaymentService: DB Failure
PaymentService-->>-User: Payment Processing Error
%% Commit/Rollback
Note over PaymentService: Commit if successful
Note over PaymentService: Rollback if there's an error
```