PaymentContract

Payment contract

Verifies that LedgerTransactions connected with Payments are completed correctly.

Each output from LedgerTransaction.outputs should:

1. have no more than 1 input (Payment);

2. have correct single command (Commands).

Commands verification:

• Commands.Create should:

1. have required fields set (Payment.endToEndId);

2. be signed by Participant Node;

3. have valid Payment.PaymentStatus from the side of workflow.

• Commands.SendToGateway should:

1. have required fields set (Payment.endToEndId);

2. be signed by Participant Node;

3. be signed by Gateway Node;

4. have same values of key fields of input and output Payments;

5. have valid Payment.PaymentStatus from the side of workflow.

• Commands.UpdateStatus should:

1. have required fields set (Payment.endToEndId);

2. be signed by Participant Node;

3. be signed by Gateway Node;

4. have same values of key fields of input and output Payments;

5. have valid Payment.PaymentStatus from the side of workflow.