Add news

lib/atomic/news.ex

@@ -0,0 +1,116 @@
+defmodule Atomic.News do
+  @moduledoc """
+  The news context.
+  """
+
+  alias Atomic.News.New
+  alias Atomic.Repo
+
+  @doc """
+  Returns the list of news.
+
+  ## Examples
+
+      iex> list_news()
+      [%New{}, ...]
+
+  """
+  def list_news do
+    Repo.all(New)
+  end
+
+  @doc """
+  Returns the list of news belonging to an organization.
+
+  ## Examples
+
+      iex> list_news_by_organization_id(99d7c9e5-4212-4f59-a097-28aaa33c2621)
+      [%New{}, ...]
+
+  """
+  def list_news_by_organization_id(id) do
+    Repo.all(New)
+    |> Enum.filter(fn new -> new.organization_id == id end)
+  end
+
+  @doc """
+  Gets a single new.
+
+  Raises `Ecto.NoResultsError` if the new does not exist.
+
+  ## Examples
+
+      iex> get_new!(123)
+      %New{}
+
+      iex> get_new!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_new!(id), do: Repo.get!(New, id)
+
+  @doc """
+  Creates a new.
+
+  ## Examples
+
+      iex> create_new(%{field: value})
+      {:ok, %New{}}
+
+      iex> create_new(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_new(attrs \\ %{}, _after_save \\ &{:ok, &1}) do
+    %New{}
+    |> New.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a new.
+
+  ## Examples
+
+      iex> update_new(new, %{field: new_value})
+      {:ok, %New{}}
+
+      iex> update_new(new, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_new(%New{} = new, attrs, _after_save \\ &{:ok, &1}) do
+    new
+    |> New.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a new.
+
+  ## Examples
+
+      iex> delete_new(New)
+      {:ok, %New{}}
+
+      iex> delete_new(New)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_new(%New{} = new) do
+    Repo.delete(new)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking new changes.
+
+  ## Examples
+
+      iex> change_new(new)
+      %Ecto.Changeset{data: %New{}}
+
+  """
+  def change_new(%New{} = new, attrs \\ %{}) do
+    New.changeset(new, attrs)
+  end
+end

lib/atomic/news/new.ex

@@ -0,0 +1,25 @@
+defmodule Atomic.News.New do
+  @moduledoc """
+  The person who speaks and provides the activity
+  """
+  use Atomic.Schema
+  alias Atomic.Organizations.Organization
+
+  @required_fields ~w(title description organization_id)a
+
+  schema "news" do
+    field :title, :string
+    field :description, :string
+
+    belongs_to :organization, Organization, on_replace: :delete_if_exists
+
+    timestamps()
+  end
+
+  @doc false
+  def changeset(new, attrs) do
+    new
+    |> cast(attrs, @required_fields)
+    |> validate_required(@required_fields)
+  end
+end

lib/atomic/organizations/organization.ex

@@ -3,6 +3,7 @@ defmodule Atomic.Organizations.Organization do
   use Atomic.Schema
   alias Atomic.Accounts.User
   alias Atomic.Activities.Location
+  alias Atomic.News.New
   alias Atomic.Organizations.Card
   alias Atomic.Organizations.Department
   alias Atomic.Organizations.Membership
@@ -34,6 +35,12 @@ defmodule Atomic.Organizations.Organization do
     embeds_one :location, Location, on_replace: :delete
     embeds_one :card, Card, on_replace: :delete
 
+    has_many :news, New,
+      on_replace: :delete_if_exists,
+      on_delete: :delete_all,
+      foreign_key: :organization_id,
+      preload_order: [asc: :title]
+
     timestamps()
   end
 

lib/atomic_web/live/home_live/index.ex

@@ -3,6 +3,7 @@ defmodule AtomicWeb.HomeLive.Index do
   use AtomicWeb, :live_view
 
   alias Atomic.Activities
+  alias Atomic.News
   alias Atomic.Partnerships
   alias Atomic.Uploaders.Card
 
@@ -23,6 +24,8 @@ defmodule AtomicWeb.HomeLive.Index do
     activities =
       Activities.list_activities_by_organization_id(socket.assigns.current_organization.id, [])
 
+    news = News.list_news_by_organization_id(socket.assigns.current_organization.id)
+
     mode = params["mode"] || "month"
 
     entries = [
@@ -37,6 +40,7 @@ defmodule AtomicWeb.HomeLive.Index do
      |> assign(:page_title, "Home")
      |> assign(:breadcrumb_entries, entries)
      |> assign(:current_page, :home)
+     |> assign(:news, news)
      |> assign(:partners, partners)
      |> assign(:activities, activities)
      |> assign(:time_zone, socket.assigns.time_zone)

lib/atomic_web/live/home_live/index.html.heex

@@ -21,7 +21,7 @@
         <%= live_patch("See all", to: Routes.partner_index_path(@socket, :index, @current_organization), class: "text-sm font-semibold text-gray-300 ml-4") %>
       </div>
       <ul class="">
-        <%= for new <- Enum.take(@activities,5) do %>
+        <%= for new <- Enum.take(@news,5) do %>
           <li class="w-full items-center justify-between border-b-2 border-gray-200 gap-x-6 py-5">
             <div class="">
               <div class="flex flex-col">

priv/repo/migrations/2022000000000_create_organizations.exs

@@ -6,7 +6,6 @@ defmodule Atomic.Repo.Migrations.CreateOrganizations do
       add :id, :binary_id, primary_key: true
       add :name, :string, null: false
       add :description, :text, null: false
-      add :organization_id, references(:organizations, type: :binary_id)
       add :location, :map
 
       timestamps()

priv/repo/migrations/20230830011755_add_news.exs

@@ -0,0 +1,17 @@
+defmodule Atomic.Repo.Migrations.News do
+  use Ecto.Migration
+
+  def change do
+    create table(:news, primary_key: false) do
+      add :id, :binary_id, primary_key: true
+
+      add :title, :string, null: false
+      add :description, :string, null: false
+
+      add :organization_id, references(:organizations, on_delete: :nothing, type: :binary_id),
+        null: false
+
+      timestamps()
+    end
+  end
+end

priv/repo/seeds.exs

@@ -12,7 +12,8 @@ defmodule Atomic.Repo.Seeds do
       "accounts.exs",
       "departments.exs",
       "activities.exs",
-      "memberships.exs"
+      "memberships.exs",
+      "news.exs"
     ]
     |> Enum.each(fn file ->
       Code.require_file("#{@seeds_dir}/#{file}")

priv/repo/seeds/news.exs

@@ -0,0 +1,27 @@
+defmodule Atomic.Repo.Seeds.News do
+  alias Atomic.News.New
+  alias Atomic.Organizations.Organization
+  alias Atomic.Repo
+
+  def run do
+    seed_news()
+  end
+
+  def seed_news() do
+    organizations = Repo.all(Organization)
+
+    for organization <- organizations do
+      for i <- 1..10 do
+        %New{}
+        |> New.changeset(%{
+          title: "News title #{organization.name} #{i}",
+          description: "News description #{organization.name} #{i}",
+          organization_id: organization.id
+        })
+        |> Repo.insert!()
+      end
+    end
+  end
+end
+
+Atomic.Repo.Seeds.News.run()

test/support/factories/news_factory.ex

@@ -0,0 +1,18 @@
+defmodule Atomic.Factories.NewFactory do
+  @moduledoc """
+  A factory to generate account related structs
+  """
+
+  alias Atomic.News.New
+
+  defmacro __using__(_opts) do
+    quote do
+      def new_factory do
+        %New{
+          title: "News title",
+          description: "News description"
+        }
+      end
+    end
+  end
+end