25 lines
No EOL
834 B
Markdown
25 lines
No EOL
834 B
Markdown
sequenceDiagram
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participant User
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participant Payment Gateway
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participant Database
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participant Service
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User->>Service: Initiate Payment
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Service->>Payment Gateway: Send Payment Request
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alt Successful Payment
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Payment Gateway-->>Service: Confirm Payment
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Service->>Database: Record Payment
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Database-->>Service: Payment Recorded
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Service-->>User: Payment Success
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else External Payment Failed
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Payment Gateway-->>Service: Payment Failed
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Service-->>User: Payment Failed
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else Database Failure
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Service->>Database: Attempt to Record Payment
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Database-->>Service: Database Error
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Service-->>User: Unable to process payment
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end
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Service->>Database: Commit
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alt Rollback Required
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Database->>Database: Rollback Changes
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end |