diff --git a/lib/music_library/records.ex b/lib/music_library/records.ex new file mode 100644 index 00000000..1dc5e7ca --- /dev/null +++ b/lib/music_library/records.ex @@ -0,0 +1,104 @@ +defmodule MusicLibrary.Records do + @moduledoc """ + The Records context. + """ + + import Ecto.Query, warn: false + alias MusicLibrary.Repo + + alias MusicLibrary.Records.Record + + @doc """ + Returns the list of records. + + ## Examples + + iex> list_records() + [%Record{}, ...] + + """ + def list_records do + Repo.all(Record) + end + + @doc """ + Gets a single record. + + Raises `Ecto.NoResultsError` if the Record does not exist. + + ## Examples + + iex> get_record!(123) + %Record{} + + iex> get_record!(456) + ** (Ecto.NoResultsError) + + """ + def get_record!(id), do: Repo.get!(Record, id) + + @doc """ + Creates a record. + + ## Examples + + iex> create_record(%{field: value}) + {:ok, %Record{}} + + iex> create_record(%{field: bad_value}) + {:error, %Ecto.Changeset{}} + + """ + def create_record(attrs \\ %{}) do + %Record{} + |> Record.changeset(attrs) + |> Repo.insert() + end + + @doc """ + Updates a record. + + ## Examples + + iex> update_record(record, %{field: new_value}) + {:ok, %Record{}} + + iex> update_record(record, %{field: bad_value}) + {:error, %Ecto.Changeset{}} + + """ + def update_record(%Record{} = record, attrs) do + record + |> Record.changeset(attrs) + |> Repo.update() + end + + @doc """ + Deletes a record. + + ## Examples + + iex> delete_record(record) + {:ok, %Record{}} + + iex> delete_record(record) + {:error, %Ecto.Changeset{}} + + """ + def delete_record(%Record{} = record) do + Repo.delete(record) + end + + @doc """ + Returns an `%Ecto.Changeset{}` for tracking record changes. + + ## Examples + + iex> change_record(record) + %Ecto.Changeset{data: %Record{}} + + """ + def change_record(%Record{} = record, attrs \\ %{}) do + Record.changeset(record, attrs) + end +end diff --git a/lib/music_library/records/record.ex b/lib/music_library/records/record.ex new file mode 100644 index 00000000..dc9cc3f3 --- /dev/null +++ b/lib/music_library/records/record.ex @@ -0,0 +1,24 @@ +defmodule MusicLibrary.Records.Record do + use Ecto.Schema + import Ecto.Changeset + + @primary_key {:id, :binary_id, autogenerate: true} + @foreign_key_type :binary_id + schema "records" do + field :type, Ecto.Enum, values: [:album, :ep, :live, :compilation, :single, :other] + field :title, :string + field :image, :string + field :year, :integer + field :musicbrainz_id, Ecto.UUID + field :genres, {:array, :string} + + timestamps(type: :utc_datetime) + end + + @doc false + def changeset(record, attrs) do + record + |> cast(attrs, [:type, :title, :musicbrainz_id, :year, :genres, :image]) + |> validate_required([:type, :title, :musicbrainz_id, :year, :genres, :image]) + end +end diff --git a/lib/music_library_web/live/record_live/form_component.ex b/lib/music_library_web/live/record_live/form_component.ex new file mode 100644 index 00000000..84123f1c --- /dev/null +++ b/lib/music_library_web/live/record_live/form_component.ex @@ -0,0 +1,99 @@ +defmodule MusicLibraryWeb.RecordLive.FormComponent do + use MusicLibraryWeb, :live_component + + alias MusicLibrary.Records + + @impl true + def render(assigns) do + ~H""" +
+ <.header> + <%= @title %> + <:subtitle>Use this form to manage record records in your database. + + + <.simple_form + for={@form} + id="record-form" + phx-target={@myself} + phx-change="validate" + phx-submit="save" + > + <.input + field={@form[:type]} + type="select" + label="Type" + prompt="Choose a value" + options={Ecto.Enum.values(MusicLibrary.Records.Record, :type)} + /> + <.input field={@form[:title]} type="text" label="Title" /> + <.input field={@form[:musicbrainz_id]} type="text" label="Musicbrainz" /> + <.input field={@form[:year]} type="number" label="Year" /> + <.input + field={@form[:genres]} + type="select" + multiple + label="Genres" + options={[{"Option 1", "option1"}, {"Option 2", "option2"}]} + /> + <.input field={@form[:image]} type="text" label="Image" /> + <:actions> + <.button phx-disable-with="Saving...">Save Record + + +
+ """ + end + + @impl true + def update(%{record: record} = assigns, socket) do + {:ok, + socket + |> assign(assigns) + |> assign_new(:form, fn -> + to_form(Records.change_record(record)) + end)} + end + + @impl true + def handle_event("validate", %{"record" => record_params}, socket) do + changeset = Records.change_record(socket.assigns.record, record_params) + {:noreply, assign(socket, form: to_form(changeset, action: :validate))} + end + + def handle_event("save", %{"record" => record_params}, socket) do + save_record(socket, socket.assigns.action, record_params) + end + + defp save_record(socket, :edit, record_params) do + case Records.update_record(socket.assigns.record, record_params) do + {:ok, record} -> + notify_parent({:saved, record}) + + {:noreply, + socket + |> put_flash(:info, "Record updated successfully") + |> push_patch(to: socket.assigns.patch)} + + {:error, %Ecto.Changeset{} = changeset} -> + {:noreply, assign(socket, form: to_form(changeset))} + end + end + + defp save_record(socket, :new, record_params) do + case Records.create_record(record_params) do + {:ok, record} -> + notify_parent({:saved, record}) + + {:noreply, + socket + |> put_flash(:info, "Record created successfully") + |> push_patch(to: socket.assigns.patch)} + + {:error, %Ecto.Changeset{} = changeset} -> + {:noreply, assign(socket, form: to_form(changeset))} + end + end + + defp notify_parent(msg), do: send(self(), {__MODULE__, msg}) +end diff --git a/lib/music_library_web/live/record_live/index.ex b/lib/music_library_web/live/record_live/index.ex new file mode 100644 index 00000000..11606ebc --- /dev/null +++ b/lib/music_library_web/live/record_live/index.ex @@ -0,0 +1,47 @@ +defmodule MusicLibraryWeb.RecordLive.Index do + use MusicLibraryWeb, :live_view + + alias MusicLibrary.Records + alias MusicLibrary.Records.Record + + @impl true + def mount(_params, _session, socket) do + {:ok, stream(socket, :records, Records.list_records())} + end + + @impl true + def handle_params(params, _url, socket) do + {:noreply, apply_action(socket, socket.assigns.live_action, params)} + end + + defp apply_action(socket, :edit, %{"id" => id}) do + socket + |> assign(:page_title, "Edit Record") + |> assign(:record, Records.get_record!(id)) + end + + defp apply_action(socket, :new, _params) do + socket + |> assign(:page_title, "New Record") + |> assign(:record, %Record{}) + end + + defp apply_action(socket, :index, _params) do + socket + |> assign(:page_title, "Listing Records") + |> assign(:record, nil) + end + + @impl true + def handle_info({MusicLibraryWeb.RecordLive.FormComponent, {:saved, record}}, socket) do + {:noreply, stream_insert(socket, :records, record)} + end + + @impl true + def handle_event("delete", %{"id" => id}, socket) do + record = Records.get_record!(id) + {:ok, _} = Records.delete_record(record) + + {:noreply, stream_delete(socket, :records, record)} + end +end diff --git a/lib/music_library_web/live/record_live/index.html.heex b/lib/music_library_web/live/record_live/index.html.heex new file mode 100644 index 00000000..17fadfed --- /dev/null +++ b/lib/music_library_web/live/record_live/index.html.heex @@ -0,0 +1,46 @@ +<.header> + Listing Records + <:actions> + <.link patch={~p"/records/new"}> + <.button>New Record + + + + +<.table + id="records" + rows={@streams.records} + row_click={fn {_id, record} -> JS.navigate(~p"/records/#{record}") end} +> + <:col :let={{_id, record}} label="Type"><%= record.type %> + <:col :let={{_id, record}} label="Title"><%= record.title %> + <:col :let={{_id, record}} label="Musicbrainz"><%= record.musicbrainz_id %> + <:col :let={{_id, record}} label="Year"><%= record.year %> + <:col :let={{_id, record}} label="Genres"><%= record.genres %> + <:col :let={{_id, record}} label="Image"><%= record.image %> + <:action :let={{_id, record}}> +
+ <.link navigate={~p"/records/#{record}"}>Show +
+ <.link patch={~p"/records/#{record}/edit"}>Edit + + <:action :let={{id, record}}> + <.link + phx-click={JS.push("delete", value: %{id: record.id}) |> hide("##{id}")} + data-confirm="Are you sure?" + > + Delete + + + + +<.modal :if={@live_action in [:new, :edit]} id="record-modal" show on_cancel={JS.patch(~p"/records")}> + <.live_component + module={MusicLibraryWeb.RecordLive.FormComponent} + id={@record.id || :new} + title={@page_title} + action={@live_action} + record={@record} + patch={~p"/records"} + /> + diff --git a/lib/music_library_web/live/record_live/show.ex b/lib/music_library_web/live/record_live/show.ex new file mode 100644 index 00000000..29228d4a --- /dev/null +++ b/lib/music_library_web/live/record_live/show.ex @@ -0,0 +1,21 @@ +defmodule MusicLibraryWeb.RecordLive.Show do + use MusicLibraryWeb, :live_view + + alias MusicLibrary.Records + + @impl true + def mount(_params, _session, socket) do + {:ok, socket} + end + + @impl true + def handle_params(%{"id" => id}, _, socket) do + {:noreply, + socket + |> assign(:page_title, page_title(socket.assigns.live_action)) + |> assign(:record, Records.get_record!(id))} + end + + defp page_title(:show), do: "Show Record" + defp page_title(:edit), do: "Edit Record" +end diff --git a/lib/music_library_web/live/record_live/show.html.heex b/lib/music_library_web/live/record_live/show.html.heex new file mode 100644 index 00000000..481f198b --- /dev/null +++ b/lib/music_library_web/live/record_live/show.html.heex @@ -0,0 +1,31 @@ +<.header> + Record <%= @record.id %> + <:subtitle>This is a record record from your database. + <:actions> + <.link patch={~p"/records/#{@record}/show/edit"} phx-click={JS.push_focus()}> + <.button>Edit record + + + + +<.list> + <:item title="Type"><%= @record.type %> + <:item title="Title"><%= @record.title %> + <:item title="Musicbrainz"><%= @record.musicbrainz_id %> + <:item title="Year"><%= @record.year %> + <:item title="Genres"><%= @record.genres %> + <:item title="Image"><%= @record.image %> + + +<.back navigate={~p"/records"}>Back to records + +<.modal :if={@live_action == :edit} id="record-modal" show on_cancel={JS.patch(~p"/records/#{@record}")}> + <.live_component + module={MusicLibraryWeb.RecordLive.FormComponent} + id={@record.id} + title={@page_title} + action={@live_action} + record={@record} + patch={~p"/records/#{@record}"} + /> + diff --git a/lib/music_library_web/router.ex b/lib/music_library_web/router.ex index ebf47fb2..5a42eccd 100644 --- a/lib/music_library_web/router.ex +++ b/lib/music_library_web/router.ex @@ -18,6 +18,13 @@ defmodule MusicLibraryWeb.Router do pipe_through :browser get "/", PageController, :home + + live "/records", RecordLive.Index, :index + live "/records/new", RecordLive.Index, :new + live "/records/:id/edit", RecordLive.Index, :edit + + live "/records/:id", RecordLive.Show, :show + live "/records/:id/show/edit", RecordLive.Show, :edit end # Other scopes may use custom stacks. diff --git a/priv/repo/migrations/20240912134006_create_records.exs b/priv/repo/migrations/20240912134006_create_records.exs new file mode 100644 index 00000000..2eb6c4a2 --- /dev/null +++ b/priv/repo/migrations/20240912134006_create_records.exs @@ -0,0 +1,17 @@ +defmodule MusicLibrary.Repo.Migrations.CreateRecords do + use Ecto.Migration + + def change do + create table(:records, primary_key: false) do + add :id, :binary_id, primary_key: true + add :type, :string + add :title, :string + add :musicbrainz_id, :uuid + add :year, :integer + add :genres, {:array, :string} + add :image, :string + + timestamps(type: :utc_datetime) + end + end +end diff --git a/test/music_library/records_test.exs b/test/music_library/records_test.exs new file mode 100644 index 00000000..38a86bc7 --- /dev/null +++ b/test/music_library/records_test.exs @@ -0,0 +1,69 @@ +defmodule MusicLibrary.RecordsTest do + use MusicLibrary.DataCase + + alias MusicLibrary.Records + + describe "records" do + alias MusicLibrary.Records.Record + + import MusicLibrary.RecordsFixtures + + @invalid_attrs %{type: nil, title: nil, image: nil, year: nil, musicbrainz_id: nil, genres: nil} + + test "list_records/0 returns all records" do + record = record_fixture() + assert Records.list_records() == [record] + end + + test "get_record!/1 returns the record with given id" do + record = record_fixture() + assert Records.get_record!(record.id) == record + end + + test "create_record/1 with valid data creates a record" do + valid_attrs = %{type: :album, title: "some title", image: "some image", year: 42, musicbrainz_id: "7488a646-e31f-11e4-aace-600308960662", genres: ["option1", "option2"]} + + assert {:ok, %Record{} = record} = Records.create_record(valid_attrs) + assert record.type == :album + assert record.title == "some title" + assert record.image == "some image" + assert record.year == 42 + assert record.musicbrainz_id == "7488a646-e31f-11e4-aace-600308960662" + assert record.genres == ["option1", "option2"] + end + + test "create_record/1 with invalid data returns error changeset" do + assert {:error, %Ecto.Changeset{}} = Records.create_record(@invalid_attrs) + end + + test "update_record/2 with valid data updates the record" do + record = record_fixture() + update_attrs = %{type: :ep, title: "some updated title", image: "some updated image", year: 43, musicbrainz_id: "7488a646-e31f-11e4-aace-600308960668", genres: ["option1"]} + + assert {:ok, %Record{} = record} = Records.update_record(record, update_attrs) + assert record.type == :ep + assert record.title == "some updated title" + assert record.image == "some updated image" + assert record.year == 43 + assert record.musicbrainz_id == "7488a646-e31f-11e4-aace-600308960668" + assert record.genres == ["option1"] + end + + test "update_record/2 with invalid data returns error changeset" do + record = record_fixture() + assert {:error, %Ecto.Changeset{}} = Records.update_record(record, @invalid_attrs) + assert record == Records.get_record!(record.id) + end + + test "delete_record/1 deletes the record" do + record = record_fixture() + assert {:ok, %Record{}} = Records.delete_record(record) + assert_raise Ecto.NoResultsError, fn -> Records.get_record!(record.id) end + end + + test "change_record/1 returns a record changeset" do + record = record_fixture() + assert %Ecto.Changeset{} = Records.change_record(record) + end + end +end diff --git a/test/music_library_web/live/record_live_test.exs b/test/music_library_web/live/record_live_test.exs new file mode 100644 index 00000000..fe2d8a15 --- /dev/null +++ b/test/music_library_web/live/record_live_test.exs @@ -0,0 +1,113 @@ +defmodule MusicLibraryWeb.RecordLiveTest do + use MusicLibraryWeb.ConnCase + + import Phoenix.LiveViewTest + import MusicLibrary.RecordsFixtures + + @create_attrs %{type: :album, title: "some title", image: "some image", year: 42, musicbrainz_id: "7488a646-e31f-11e4-aace-600308960662", genres: ["option1", "option2"]} + @update_attrs %{type: :ep, title: "some updated title", image: "some updated image", year: 43, musicbrainz_id: "7488a646-e31f-11e4-aace-600308960668", genres: ["option1"]} + @invalid_attrs %{type: nil, title: nil, image: nil, year: nil, musicbrainz_id: nil, genres: []} + + defp create_record(_) do + record = record_fixture() + %{record: record} + end + + describe "Index" do + setup [:create_record] + + test "lists all records", %{conn: conn, record: record} do + {:ok, _index_live, html} = live(conn, ~p"/records") + + assert html =~ "Listing Records" + assert html =~ record.title + end + + test "saves new record", %{conn: conn} do + {:ok, index_live, _html} = live(conn, ~p"/records") + + assert index_live |> element("a", "New Record") |> render_click() =~ + "New Record" + + assert_patch(index_live, ~p"/records/new") + + assert index_live + |> form("#record-form", record: @invalid_attrs) + |> render_change() =~ "can't be blank" + + assert index_live + |> form("#record-form", record: @create_attrs) + |> render_submit() + + assert_patch(index_live, ~p"/records") + + html = render(index_live) + assert html =~ "Record created successfully" + assert html =~ "some title" + end + + test "updates record in listing", %{conn: conn, record: record} do + {:ok, index_live, _html} = live(conn, ~p"/records") + + assert index_live |> element("#records-#{record.id} a", "Edit") |> render_click() =~ + "Edit Record" + + assert_patch(index_live, ~p"/records/#{record}/edit") + + assert index_live + |> form("#record-form", record: @invalid_attrs) + |> render_change() =~ "can't be blank" + + assert index_live + |> form("#record-form", record: @update_attrs) + |> render_submit() + + assert_patch(index_live, ~p"/records") + + html = render(index_live) + assert html =~ "Record updated successfully" + assert html =~ "some updated title" + end + + test "deletes record in listing", %{conn: conn, record: record} do + {:ok, index_live, _html} = live(conn, ~p"/records") + + assert index_live |> element("#records-#{record.id} a", "Delete") |> render_click() + refute has_element?(index_live, "#records-#{record.id}") + end + end + + describe "Show" do + setup [:create_record] + + test "displays record", %{conn: conn, record: record} do + {:ok, _show_live, html} = live(conn, ~p"/records/#{record}") + + assert html =~ "Show Record" + assert html =~ record.title + end + + test "updates record within modal", %{conn: conn, record: record} do + {:ok, show_live, _html} = live(conn, ~p"/records/#{record}") + + assert show_live |> element("a", "Edit") |> render_click() =~ + "Edit Record" + + assert_patch(show_live, ~p"/records/#{record}/show/edit") + + assert show_live + |> form("#record-form", record: @invalid_attrs) + |> render_change() =~ "can't be blank" + + assert show_live + |> form("#record-form", record: @update_attrs) + |> render_submit() + + assert_patch(show_live, ~p"/records/#{record}") + + html = render(show_live) + assert html =~ "Record updated successfully" + assert html =~ "some updated title" + end + end +end diff --git a/test/support/fixtures/records_fixtures.ex b/test/support/fixtures/records_fixtures.ex new file mode 100644 index 00000000..0f8d9f17 --- /dev/null +++ b/test/support/fixtures/records_fixtures.ex @@ -0,0 +1,25 @@ +defmodule MusicLibrary.RecordsFixtures do + @moduledoc """ + This module defines test helpers for creating + entities via the `MusicLibrary.Records` context. + """ + + @doc """ + Generate a record. + """ + def record_fixture(attrs \\ %{}) do + {:ok, record} = + attrs + |> Enum.into(%{ + genres: ["option1", "option2"], + image: "some image", + musicbrainz_id: "7488a646-e31f-11e4-aace-600308960662", + title: "some title", + type: :album, + year: 42 + }) + |> MusicLibrary.Records.create_record() + + record + end +end