Add Authors

mix phx.gen.live Authors Author authors name:string description:text homepage_name:string homepage_url:string

lib/outlook/authors.ex

@@ -0,0 +1,104 @@
+defmodule Outlook.Authors do
+  @moduledoc """
+  The Authors context.
+  """
+
+  import Ecto.Query, warn: false
+  alias Outlook.Repo
+
+  alias Outlook.Authors.Author
+
+  @doc """
+  Returns the list of authors.
+
+  ## Examples
+
+      iex> list_authors()
+      [%Author{}, ...]
+
+  """
+  def list_authors do
+    Repo.all(Author)
+  end
+
+  @doc """
+  Gets a single author.
+
+  Raises `Ecto.NoResultsError` if the Author does not exist.
+
+  ## Examples
+
+      iex> get_author!(123)
+      %Author{}
+
+      iex> get_author!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_author!(id), do: Repo.get!(Author, id)
+
+  @doc """
+  Creates a author.
+
+  ## Examples
+
+      iex> create_author(%{field: value})
+      {:ok, %Author{}}
+
+      iex> create_author(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_author(attrs \\ %{}) do
+    %Author{}
+    |> Author.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a author.
+
+  ## Examples
+
+      iex> update_author(author, %{field: new_value})
+      {:ok, %Author{}}
+
+      iex> update_author(author, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_author(%Author{} = author, attrs) do
+    author
+    |> Author.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a author.
+
+  ## Examples
+
+      iex> delete_author(author)
+      {:ok, %Author{}}
+
+      iex> delete_author(author)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_author(%Author{} = author) do
+    Repo.delete(author)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking author changes.
+
+  ## Examples
+
+      iex> change_author(author)
+      %Ecto.Changeset{data: %Author{}}
+
+  """
+  def change_author(%Author{} = author, attrs \\ %{}) do
+    Author.changeset(author, attrs)
+  end
+end

lib/outlook/authors/author.ex

@@ -0,0 +1,20 @@
+defmodule Outlook.Authors.Author do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  schema "authors" do
+    field :description, :string
+    field :homepage_name, :string
+    field :homepage_url, :string
+    field :name, :string
+
+    timestamps()
+  end
+
+  @doc false
+  def changeset(author, attrs) do
+    author
+    |> cast(attrs, [:name, :description, :homepage_name, :homepage_url])
+    |> validate_required([:name, :description, :homepage_name, :homepage_url])
+  end
+end