Packages
commanded
0.19.1
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.
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Files
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Files
test/event_store/support/subscriber.ex
defmodule Commanded.EventStore.Subscriber do
use GenServer
alias Commanded.EventStore
alias Commanded.EventStore.Subscriber
defmodule State do
defstruct [:owner, :subscription, received_events: [], subscribed?: false]
end
alias Subscriber.State
def start_link(owner) do
GenServer.start_link(__MODULE__, %State{owner: owner})
end
def init(%State{} = state) do
{:ok, subscription} = EventStore.subscribe_to(:all, "subscriber", self(), :origin)
{:ok, %State{state | subscription: subscription}}
end
def subscribed?(subscriber), do: GenServer.call(subscriber, :subscribed?)
def received_events(subscriber), do: GenServer.call(subscriber, :received_events)
def handle_call(:subscribed?, _from, %State{subscribed?: subscribed?} = state) do
{:reply, subscribed?, state}
end
def handle_call(:received_events, _from, %State{received_events: received_events} = state) do
{:reply, received_events, state}
end
def handle_info({:subscribed, subscription}, %State{subscription: subscription} = state) do
%State{owner: owner} = state
send(owner, {:subscribed, subscription})
{:noreply, %State{state | subscribed?: true}}
end
def handle_info({:events, events}, %State{} = state) do
%State{owner: owner, received_events: received_events, subscription: subscription} = state
send(owner, {:events, events})
state = %State{state | received_events: received_events ++ events}
EventStore.ack_event(subscription, List.last(events))
{:noreply, state}
end
end