Erlbank Statements Service

Erlbank Futuristic System

Interfaces

These are our interfaces.

Statements Service processes Account Creation Notifications (ACNs).

field name	data type	description
`account_number`	`number()`	Account number of Erlbank customer
`given_name`	`binary()`	Given name of Erlbank customer
`surname`	`binary()`	Surname of Erlbank customer
`amount`	`number()`	Initial account balance
`person_id`	`number()`	Initial Person ID

Statements Service processes Transaction Success Notification (TSNs).

field name	data type	description
`transaction_id`	`number()`	Transaction ID (unique)
`from_account_number`	`number()`	Account number of transaction sender
`to_account_number`	`number()`	Account number of transaction receiver
`amount`	`number()`	Amount of money transferred
`timestamp()`	`timestamp()`	Timestamp of the transaction

$ rebar3 compile

The service can be run locally including a REPL using

Create Account: gen_server:cast(statements, {account_created,1,<<"Peter">>,<<"Lustig">>,2000,1}).
- ```
gen_server:cast(<PID>, {Function, AccountNr, Name, Surname, Amount, PersonID})
```
Create Transaction: gen_server:cast(statements, {transaction_succeeded,1,1,2,1000,erlang:timestamp()}).
- ```
gen_server:cast(<PID>, {Function, TransactionID, Sender, Receiver, Amount, Timestamp})
```

$ rebar3 shell

The web-frontend is served at http://localhost:8002/