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

lib/ketbin_web/controllers/paste_controller.ex

@@ -0,0 +1,62 @@
+defmodule KetbinWeb.PasteController do
+  use KetbinWeb, :controller
+
+  alias Ketbin.Pastes
+  alias Ketbin.Pastes.Paste
+
+  def index(conn, _params) do
+    pastes = Pastes.list_pastes()
+    render(conn, "index.html", pastes: pastes)
+  end
+
+  def new(conn, _params) do
+    changeset = Pastes.change_paste(%Paste{})
+    render(conn, "new.html", changeset: changeset)
+  end
+
+  def create(conn, %{"paste" => paste_params}) do
+    case Pastes.create_paste(paste_params) do
+      {:ok, paste} ->
+        conn
+        |> put_flash(:info, "Paste created successfully.")
+        |> redirect(to: Routes.paste_path(conn, :show, paste))
+
+      {:error, %Ecto.Changeset{} = changeset} ->
+        render(conn, "new.html", changeset: changeset)
+    end
+  end
+
+  def show(conn, %{"id" => id}) do
+    paste = Pastes.get_paste!(id)
+    render(conn, "show.html", paste: paste)
+  end
+
+  def edit(conn, %{"id" => id}) do
+    paste = Pastes.get_paste!(id)
+    changeset = Pastes.change_paste(paste)
+    render(conn, "edit.html", paste: paste, changeset: changeset)
+  end
+
+  def update(conn, %{"id" => id, "paste" => paste_params}) do
+    paste = Pastes.get_paste!(id)
+
+    case Pastes.update_paste(paste, paste_params) do
+      {:ok, paste} ->
+        conn
+        |> put_flash(:info, "Paste updated successfully.")
+        |> redirect(to: Routes.paste_path(conn, :show, paste))
+
+      {:error, %Ecto.Changeset{} = changeset} ->
+        render(conn, "edit.html", paste: paste, changeset: changeset)
+    end
+  end
+
+  def delete(conn, %{"id" => id}) do
+    paste = Pastes.get_paste!(id)
+    {:ok, _paste} = Pastes.delete_paste(paste)
+
+    conn
+    |> put_flash(:info, "Paste deleted successfully.")
+    |> redirect(to: Routes.paste_path(conn, :index))
+  end
+end

lib/ketbin_web/router.ex

@@ -73,5 +73,7 @@ defmodule KetbinWeb.Router do
     get "/users/confirm", UserConfirmationController, :new
     post "/users/confirm", UserConfirmationController, :create
     get "/users/confirm/:token", UserConfirmationController, :confirm
+
+    resources "/pastes", PasteController
   end
 end

lib/ketbin_web/templates/paste/edit.html.eex

@@ -0,0 +1,5 @@
+<h1>Edit Paste</h1>
+
+<%= render "form.html", Map.put(assigns, :action, Routes.paste_path(@conn, :update, @paste)) %>
+
+<span><%= link "Back", to: Routes.paste_path(@conn, :index) %></span>

lib/ketbin_web/templates/paste/form.html.eex

@@ -0,0 +1,19 @@
+<%= form_for @changeset, @action, fn f -> %>
+  <%= if @changeset.action do %>
+    <div class="alert alert-danger">
+      <p>Oops, something went wrong! Please check the errors below.</p>
+    </div>
+  <% end %>
+
+  <%= label f, :is_url %>
+  <%= checkbox f, :is_url %>
+  <%= error_tag f, :is_url %>
+
+  <%= label f, :content %>
+  <%= textarea f, :content %>
+  <%= error_tag f, :content %>
+
+  <div>
+    <%= submit "Save" %>
+  </div>
+<% end %>

lib/ketbin_web/templates/paste/index.html.eex

@@ -0,0 +1,28 @@
+<h1>Listing Pastes</h1>
+
+<table>
+  <thead>
+    <tr>
+      <th>Is url</th>
+      <th>Content</th>
+
+      <th></th>
+    </tr>
+  </thead>
+  <tbody>
+<%= for paste <- @pastes do %>
+    <tr>
+      <td><%= paste.is_url %></td>
+      <td><%= paste.content %></td>
+
+      <td>
+        <span><%= link "Show", to: Routes.paste_path(@conn, :show, paste) %></span>
+        <span><%= link "Edit", to: Routes.paste_path(@conn, :edit, paste) %></span>
+        <span><%= link "Delete", to: Routes.paste_path(@conn, :delete, paste), method: :delete, data: [confirm: "Are you sure?"] %></span>
+      </td>
+    </tr>
+<% end %>
+  </tbody>
+</table>
+
+<span><%= link "New Paste", to: Routes.paste_path(@conn, :new) %></span>

lib/ketbin_web/templates/paste/new.html.eex

@@ -0,0 +1,5 @@
+<h1>New Paste</h1>
+
+<%= render "form.html", Map.put(assigns, :action, Routes.paste_path(@conn, :create)) %>
+
+<span><%= link "Back", to: Routes.paste_path(@conn, :index) %></span>

lib/ketbin_web/templates/paste/show.html.eex

@@ -0,0 +1,18 @@
+<h1>Show Paste</h1>
+
+<ul>
+
+  <li>
+    <strong>Is url:</strong>
+    <%= @paste.is_url %>
+  </li>
+
+  <li>
+    <strong>Content:</strong>
+    <%= @paste.content %>
+  </li>
+
+</ul>
+
+<span><%= link "Edit", to: Routes.paste_path(@conn, :edit, @paste) %></span>
+<span><%= link "Back", to: Routes.paste_path(@conn, :index) %></span>

lib/ketbin_web/views/paste_view.ex

@@ -0,0 +1,3 @@
+defmodule KetbinWeb.PasteView do
+  use KetbinWeb, :view
+end

priv/repo/migrations/20210811213141_create_pastes.exs

@@ -0,0 +1,14 @@
+defmodule Ketbin.Repo.Migrations.CreatePastes do
+  use Ecto.Migration
+
+  def change do
+    create table(:pastes, primary_key: false) do
+      add :id, :string, primary_key: true
+      add :is_url, :boolean, default: false, null: false
+      add :content, :text, null: false
+      add :belongs_to, references(:users, on_delete: :delete_all)
+    end
+
+    create index(:pastes, [:belongs_to])
+  end
+end

test/ketbin/pastes_test.exs

@@ -0,0 +1,66 @@
+defmodule Ketbin.PastesTest do
+  use Ketbin.DataCase
+
+  alias Ketbin.Pastes
+
+  describe "pastes" do
+    alias Ketbin.Pastes.Paste
+
+    @valid_attrs %{content: "some content", is_url: true}
+    @update_attrs %{content: "some updated content", is_url: false}
+    @invalid_attrs %{content: nil, is_url: nil}
+
+    def paste_fixture(attrs \\ %{}) do
+      {:ok, paste} =
+        attrs
+        |> Enum.into(@valid_attrs)
+        |> Pastes.create_paste()
+
+      paste
+    end
+
+    test "list_pastes/0 returns all pastes" do
+      paste = paste_fixture()
+      assert Pastes.list_pastes() == [paste]
+    end
+
+    test "get_paste!/1 returns the paste with given id" do
+      paste = paste_fixture()
+      assert Pastes.get_paste!(paste.id) == paste
+    end
+
+    test "create_paste/1 with valid data creates a paste" do
+      assert {:ok, %Paste{} = paste} = Pastes.create_paste(@valid_attrs)
+      assert paste.content == "some content"
+      assert paste.is_url == true
+    end
+
+    test "create_paste/1 with invalid data returns error changeset" do
+      assert {:error, %Ecto.Changeset{}} = Pastes.create_paste(@invalid_attrs)
+    end
+
+    test "update_paste/2 with valid data updates the paste" do
+      paste = paste_fixture()
+      assert {:ok, %Paste{} = paste} = Pastes.update_paste(paste, @update_attrs)
+      assert paste.content == "some updated content"
+      assert paste.is_url == false
+    end
+
+    test "update_paste/2 with invalid data returns error changeset" do
+      paste = paste_fixture()
+      assert {:error, %Ecto.Changeset{}} = Pastes.update_paste(paste, @invalid_attrs)
+      assert paste == Pastes.get_paste!(paste.id)
+    end
+
+    test "delete_paste/1 deletes the paste" do
+      paste = paste_fixture()
+      assert {:ok, %Paste{}} = Pastes.delete_paste(paste)
+      assert_raise Ecto.NoResultsError, fn -> Pastes.get_paste!(paste.id) end
+    end
+
+    test "change_paste/1 returns a paste changeset" do
+      paste = paste_fixture()
+      assert %Ecto.Changeset{} = Pastes.change_paste(paste)
+    end
+  end
+end

test/ketbin_web/controllers/paste_controller_test.exs

@@ -0,0 +1,88 @@
+defmodule KetbinWeb.PasteControllerTest do
+  use KetbinWeb.ConnCase
+
+  alias Ketbin.Pastes
+
+  @create_attrs %{content: "some content", is_url: true}
+  @update_attrs %{content: "some updated content", is_url: false}
+  @invalid_attrs %{content: nil, is_url: nil}
+
+  def fixture(:paste) do
+    {:ok, paste} = Pastes.create_paste(@create_attrs)
+    paste
+  end
+
+  describe "index" do
+    test "lists all pastes", %{conn: conn} do
+      conn = get(conn, Routes.paste_path(conn, :index))
+      assert html_response(conn, 200) =~ "Listing Pastes"
+    end
+  end
+
+  describe "new paste" do
+    test "renders form", %{conn: conn} do
+      conn = get(conn, Routes.paste_path(conn, :new))
+      assert html_response(conn, 200) =~ "New Paste"
+    end
+  end
+
+  describe "create paste" do
+    test "redirects to show when data is valid", %{conn: conn} do
+      conn = post(conn, Routes.paste_path(conn, :create), paste: @create_attrs)
+
+      assert %{id: id} = redirected_params(conn)
+      assert redirected_to(conn) == Routes.paste_path(conn, :show, id)
+
+      conn = get(conn, Routes.paste_path(conn, :show, id))
+      assert html_response(conn, 200) =~ "Show Paste"
+    end
+
+    test "renders errors when data is invalid", %{conn: conn} do
+      conn = post(conn, Routes.paste_path(conn, :create), paste: @invalid_attrs)
+      assert html_response(conn, 200) =~ "New Paste"
+    end
+  end
+
+  describe "edit paste" do
+    setup [:create_paste]
+
+    test "renders form for editing chosen paste", %{conn: conn, paste: paste} do
+      conn = get(conn, Routes.paste_path(conn, :edit, paste))
+      assert html_response(conn, 200) =~ "Edit Paste"
+    end
+  end
+
+  describe "update paste" do
+    setup [:create_paste]
+
+    test "redirects when data is valid", %{conn: conn, paste: paste} do
+      conn = put(conn, Routes.paste_path(conn, :update, paste), paste: @update_attrs)
+      assert redirected_to(conn) == Routes.paste_path(conn, :show, paste)
+
+      conn = get(conn, Routes.paste_path(conn, :show, paste))
+      assert html_response(conn, 200) =~ "some updated content"
+    end
+
+    test "renders errors when data is invalid", %{conn: conn, paste: paste} do
+      conn = put(conn, Routes.paste_path(conn, :update, paste), paste: @invalid_attrs)
+      assert html_response(conn, 200) =~ "Edit Paste"
+    end
+  end
+
+  describe "delete paste" do
+    setup [:create_paste]
+
+    test "deletes chosen paste", %{conn: conn, paste: paste} do
+      conn = delete(conn, Routes.paste_path(conn, :delete, paste))
+      assert redirected_to(conn) == Routes.paste_path(conn, :index)
+      assert_error_sent 404, fn ->
+        get(conn, Routes.paste_path(conn, :show, paste))
+      end
+    end
+  end
+
+  defp create_paste(_) do
+    paste = fixture(:paste)
+    %{paste: paste}
+  end
+end