Packages
commanded
1.4.2
1.4.10
1.4.9
1.4.8
1.4.7
1.4.6
1.4.3
1.4.2
1.4.1
1.4.0
1.4.0-rc.0
1.3.1
1.3.0
1.2.0
1.1.1
1.1.0
1.0.1
1.0.0
1.0.0-rc.1
1.0.0-rc.0
0.19.1
0.19.0
0.18.1
0.18.0
0.17.5
0.17.4
0.17.3
0.17.2
0.17.1
0.17.0
0.16.0
0.16.0-rc.1
0.16.0-rc.0
0.15.1
0.15.0
0.14.0
0.14.0-rc.0
0.13.0
0.12.0
0.11.0
0.10.0
0.9.0
0.8.5
0.8.4
0.8.3
0.8.1
0.8.0
0.7.1
0.6.2
0.6.1
0.6.0
0.4.0
0.3.1
0.3.0
0.2.1
0.2.0
0.1.0
Use Commanded to build your own Elixir applications following the CQRS/ES pattern.
Current section
Files
Jump to
Current section
Files
test/example_domain/money_transfer/money_transfer.ex
defmodule Commanded.ExampleDomain.MoneyTransfer do
@moduledoc false
@derive Jason.Encoder
defstruct transfer_uuid: nil,
debit_account: nil,
credit_account: nil,
amount: 0,
state: nil
alias Commanded.ExampleDomain.MoneyTransfer
defmodule Commands do
defmodule TransferMoney do
@derive Jason.Encoder
defstruct(transfer_uuid: nil, debit_account: nil, credit_account: nil, amount: nil)
end
end
defmodule Events do
defmodule MoneyTransferRequested do
@derive Jason.Encoder
defstruct(transfer_uuid: nil, debit_account: nil, credit_account: nil, amount: nil)
end
end
alias Commands.TransferMoney
alias Events.MoneyTransferRequested
def transfer_money(%MoneyTransfer{state: nil}, %TransferMoney{
transfer_uuid: transfer_uuid,
debit_account: debit_account,
credit_account: credit_account,
amount: amount
})
when amount > 0 do
%MoneyTransferRequested{
transfer_uuid: transfer_uuid,
debit_account: debit_account,
credit_account: credit_account,
amount: amount
}
end
# State mutators
def apply(%MoneyTransfer{} = state, %MoneyTransferRequested{} = transfer_requested) do
%MoneyTransfer{
state
| transfer_uuid: transfer_requested.transfer_uuid,
debit_account: transfer_requested.debit_account,
credit_account: transfer_requested.credit_account,
amount: transfer_requested.amount,
state: :requested
}
end
end