Erlbank Transfers

Erlbank Legacy System

Interface Definition

Es existiert ein transfers_server (gen_server) mit den Funktionen get_transfers und get_all_transfers_from.

gen_server Call get_transfers:
-record(get_transfers,{accountNumber :: number()}).
-> List(-record(transfer, 
    {id :: unique_id(), 
     timestamp :: erlang:timestamp(), 
     from_account_number :: account_number(),
     to_account_number :: account_number(),
     amount :: money()}))

Beispiel: alle Transfers für Account-Nummer 1
gen_server:call(transfers_server, {get_transfers,1}).

gen_server Call get_all_transfers_from:
-record(get_all_transfers_from,{start_transfer::number()}).
-> List(-record(transfer, 
    {id :: unique_id(), 
     timestamp :: erlang:timestamp(), 
     from_account_number :: account_number(),
     to_account_number :: account_number(),
     amount :: money()}))

Beispiel: alle Transfers ab Transfer-Id 3
gen_server:call(transfers_server, {get_all_transfers_from,3}).

Build

$ rebar3 compile

Check

You can run the dialyzer via:

$ rebar3 dialyzer

Test

You can run the tests in the tests/ directory via:

$ rebar3 eunit

Run locally using rebar shell

The service can be run locally including a REPL using

$ rebar3 shell

You can set a short name via:

$ rebar3 shell --sname=transfers

The web-frontend is served at http://localhost:8000/