New entity: Visitors.

lib/runosaari/registration.ex

@@ -114,4 +114,100 @@ defmodule Runosaari.Registration do
   def change_performer(%Performer{} = performer, attrs \\ %{}) do
     Performer.changeset(performer, attrs)
   end
+
+  alias Runosaari.Registration.Visitor
+
+  @doc """
+  Returns the list of visitors.
+
+  ## Examples
+
+      iex> list_visitors()
+      [%Visitor{}, ...]
+
+  """
+  def list_visitors do
+    Repo.all(Visitor)
+  end
+
+  @doc """
+  Gets a single visitor.
+
+  Raises `Ecto.NoResultsError` if the Visitor does not exist.
+
+  ## Examples
+
+      iex> get_visitor!(123)
+      %Visitor{}
+
+      iex> get_visitor!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_visitor!(id), do: Repo.get!(Visitor, id)
+
+  @doc """
+  Creates a visitor.
+
+  ## Examples
+
+      iex> create_visitor(%{field: value})
+      {:ok, %Visitor{}}
+
+      iex> create_visitor(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_visitor(attrs \\ %{}) do
+    %Visitor{}
+    |> Visitor.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a visitor.
+
+  ## Examples
+
+      iex> update_visitor(visitor, %{field: new_value})
+      {:ok, %Visitor{}}
+
+      iex> update_visitor(visitor, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_visitor(%Visitor{} = visitor, attrs) do
+    visitor
+    |> Visitor.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a visitor.
+
+  ## Examples
+
+      iex> delete_visitor(visitor)
+      {:ok, %Visitor{}}
+
+      iex> delete_visitor(visitor)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_visitor(%Visitor{} = visitor) do
+    Repo.delete(visitor)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking visitor changes.
+
+  ## Examples
+
+      iex> change_visitor(visitor)
+      %Ecto.Changeset{data: %Visitor{}}
+
+  """
+  def change_visitor(%Visitor{} = visitor, attrs \\ %{}) do
+    Visitor.changeset(visitor, attrs)
+  end
 end