Allow to use Mix tasks inside Releases

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/mix/tasks/mobilizon/relay/accept.ex

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+defmodule Mix.Tasks.Mobilizon.Relay.Accept do
+  @moduledoc """
+  Task to accept an instance follow request
+  """
+  use Mix.Task
+  alias Mobilizon.Federation.ActivityPub.Relay
+  import Mix.Tasks.Mobilizon.Common
+
+  @shortdoc "Accept an instance follow request"
+
+  @impl Mix.Task
+  def run([target]) do
+    start_mobilizon()
+
+    case Relay.accept(target) do
+      {:ok, _activity} ->
+        # put this task to sleep to allow the genserver to push out the messages
+        :timer.sleep(500)
+
+      {:error, e} ->
+        IO.puts(:stderr, "Error while accept #{target} follow: #{inspect(e)}")
+    end
+  end
+
+  def run(_) do
+    shell_error("mobilizon.relay.accept requires an instance hostname as arguments")
+  end
+end

lib/mix/tasks/mobilizon/relay/follow.ex

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+defmodule Mix.Tasks.Mobilizon.Relay.Follow do
+  @moduledoc """
+  Task to follow an instance
+  """
+  use Mix.Task
+  alias Mobilizon.Federation.ActivityPub.Relay
+  import Mix.Tasks.Mobilizon.Common
+
+  @shortdoc "Follow an instance"
+
+  @impl Mix.Task
+  def run([target]) do
+    start_mobilizon()
+
+    case Relay.follow(target) do
+      {:ok, _activity, _follow} ->
+        # put this task to sleep to allow the genserver to push out the messages
+        :timer.sleep(500)
+
+      {:error, e} ->
+        IO.puts(:stderr, "Error while following #{target}: #{inspect(e)}")
+    end
+  end
+
+  def run(_) do
+    shell_error("mobilizon.relay.follow requires an instance hostname as arguments")
+  end
+end

lib/mix/tasks/mobilizon/relay/refresh.ex

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+defmodule Mix.Tasks.Mobilizon.Relay.Refresh do
+  @moduledoc """
+  Task to refresh an instance details
+  """
+  use Mix.Task
+  alias Mobilizon.Federation.ActivityPub.Relay
+  import Mix.Tasks.Mobilizon.Common
+
+  @shortdoc "Refresh an instance informations and crawl their outbox"
+
+  @impl Mix.Task
+  def run([target]) do
+    start_mobilizon()
+    IO.puts("Refreshing #{target}, this can take a while.")
+
+    case Relay.refresh(target) do
+      :ok ->
+        IO.puts("Refreshed #{target}")
+
+      err ->
+        IO.puts(:stderr, "Error while refreshing #{target}: #{inspect(err)}")
+    end
+  end
+
+  def run(_) do
+    shell_error("mobilizon.relay.refresh requires an instance hostname as arguments")
+  end
+end

lib/mix/tasks/mobilizon/relay/unfollow.ex

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+defmodule Mix.Tasks.Mobilizon.Relay.Unfollow do
+  @moduledoc """
+  Task to unfollow an instance
+  """
+  use Mix.Task
+  alias Mobilizon.Federation.ActivityPub.Relay
+  import Mix.Tasks.Mobilizon.Common
+
+  @shortdoc "Unfollow an instance"
+
+  @impl Mix.Task
+  def run([target]) do
+    start_mobilizon()
+
+    case Relay.unfollow(target) do
+      {:ok, _activity, _follow} ->
+        # put this task to sleep to allow the genserver to push out the messages
+        :timer.sleep(500)
+
+      {:error, e} ->
+        IO.puts(:stderr, "Error while unfollowing #{target}: #{inspect(e)}")
+    end
+  end
+
+  def run(_) do
+    shell_error("mobilizon.relay.unfollow requires an instance hostname as arguments")
+  end
+end