chore: generate resources for pastes

Signed-off-by: SphericalKat <amolele@gmail.com>

lib/ketbin/pastes.ex

@@ -0,0 +1,104 @@
+defmodule Ketbin.Pastes do
+  @moduledoc """
+  The Pastes context.
+  """
+
+  import Ecto.Query, warn: false
+  alias Ketbin.Repo
+
+  alias Ketbin.Pastes.Paste
+
+  @doc """
+  Returns the list of pastes.
+
+  ## Examples
+
+      iex> list_pastes()
+      [%Paste{}, ...]
+
+  """
+  def list_pastes do
+    Repo.all(Paste)
+  end
+
+  @doc """
+  Gets a single paste.
+
+  Raises `Ecto.NoResultsError` if the Paste does not exist.
+
+  ## Examples
+
+      iex> get_paste!(123)
+      %Paste{}
+
+      iex> get_paste!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_paste!(id), do: Repo.get!(Paste, id)
+
+  @doc """
+  Creates a paste.
+
+  ## Examples
+
+      iex> create_paste(%{field: value})
+      {:ok, %Paste{}}
+
+      iex> create_paste(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_paste(attrs \\ %{}) do
+    %Paste{}
+    |> Paste.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a paste.
+
+  ## Examples
+
+      iex> update_paste(paste, %{field: new_value})
+      {:ok, %Paste{}}
+
+      iex> update_paste(paste, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_paste(%Paste{} = paste, attrs) do
+    paste
+    |> Paste.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a paste.
+
+  ## Examples
+
+      iex> delete_paste(paste)
+      {:ok, %Paste{}}
+
+      iex> delete_paste(paste)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_paste(%Paste{} = paste) do
+    Repo.delete(paste)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking paste changes.
+
+  ## Examples
+
+      iex> change_paste(paste)
+      %Ecto.Changeset{data: %Paste{}}
+
+  """
+  def change_paste(%Paste{} = paste, attrs \\ %{}) do
+    Paste.changeset(paste, attrs)
+  end
+end

lib/ketbin/pastes/paste.ex

@@ -0,0 +1,17 @@
+defmodule Ketbin.Pastes.Paste do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  schema "pastes" do
+    field :content, :string
+    field :is_url, :boolean, default: false
+    field :belongs_to, :id
+  end
+
+  @doc false
+  def changeset(paste, attrs) do
+    paste
+    |> cast(attrs, [:is_url, :content])
+    |> validate_required([:is_url, :content])
+  end
+end