From 96d8f720c0dca0f3b186c394661a3999173ebfab Mon Sep 17 00:00:00 2001
From: Afonso Martins <afonsopm2005@gmail.com>
Date: Wed, 18 Sep 2024 21:48:22 +0100
Subject: [PATCH 1/3] Feat: update list_unarchived_links_by_index

---
 lib/cesium_link/links.ex                                 | 6 +++++-
 lib/cesium_link/links/link.ex                            | 3 ++-
 .../migrations/20240918181533_add_link_scheduling.exs    | 9 +++++++++
 3 files changed, 16 insertions(+), 2 deletions(-)
 create mode 100644 priv/repo/migrations/20240918181533_add_link_scheduling.exs

diff --git a/lib/cesium_link/links.ex b/lib/cesium_link/links.ex
index 9d05aa4..5d32da7 100644
--- a/lib/cesium_link/links.ex
+++ b/lib/cesium_link/links.ex
@@ -64,7 +64,11 @@ defmodule CesiumLink.Links do
 
   """
   def list_unarchived_links_by_index do
-    Repo.all(from l in Link, where: l.archived == false, order_by: [asc: l.index])
+    Link
+    |> where([l], fragment("? > now()", l.publish_at))
+    |> where([l], l.archived == false )
+    |> order_by([l], asc: l.index)
+    |> Repo.all()
   end
 
   @doc """
diff --git a/lib/cesium_link/links/link.ex b/lib/cesium_link/links/link.ex
index e30d9d5..c9f8d39 100644
--- a/lib/cesium_link/links/link.ex
+++ b/lib/cesium_link/links/link.ex
@@ -5,7 +5,7 @@ defmodule CesiumLink.Links.Link do
   use CesiumLink.Schema
 
   @required_fields ~w(name emoji url attention edited_at)a
-  @optional_fields ~w(index archived visits)a
+  @optional_fields ~w(index archived visits publish_at)a
 
   schema "links" do
     field :archived, :boolean, default: false
@@ -16,6 +16,7 @@ defmodule CesiumLink.Links.Link do
     field :url, :string
     field :visits, :integer, default: 0
     field :edited_at, :utc_datetime
+    field :publish_at, :utc_datetime
 
     timestamps(type: :utc_datetime)
   end
diff --git a/priv/repo/migrations/20240918181533_add_link_scheduling.exs b/priv/repo/migrations/20240918181533_add_link_scheduling.exs
new file mode 100644
index 0000000..2fd3685
--- /dev/null
+++ b/priv/repo/migrations/20240918181533_add_link_scheduling.exs
@@ -0,0 +1,9 @@
+defmodule CesiumLink.Repo.Migrations.AddLinkScheduling do
+  use Ecto.Migration
+
+  def change do
+    alter table(:links) do
+      add :publish_at, :utc_datetime
+    end
+  end
+end

From 994214819f68954534b444bf69663341e084a5e8 Mon Sep 17 00:00:00 2001
From: Afonso Martins <afonsopm2005@gmail.com>
Date: Wed, 18 Sep 2024 21:51:14 +0100
Subject: [PATCH 2/3] Code Format

---
 lib/cesium_link/links.ex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/cesium_link/links.ex b/lib/cesium_link/links.ex
index 5d32da7..edab53a 100644
--- a/lib/cesium_link/links.ex
+++ b/lib/cesium_link/links.ex
@@ -66,7 +66,7 @@ defmodule CesiumLink.Links do
   def list_unarchived_links_by_index do
     Link
     |> where([l], fragment("? > now()", l.publish_at))
-    |> where([l], l.archived == false )
+    |> where([l], l.archived == false)
     |> order_by([l], asc: l.index)
     |> Repo.all()
   end

From 3f115897703978f5f61c679c1a8fb654054ef286 Mon Sep 17 00:00:00 2001
From: Afonso Martins <afonsopm2005@gmail.com>
Date: Wed, 18 Sep 2024 22:48:14 +0100
Subject: [PATCH 3/3] Feat:fregment update

---
 lib/cesium_link/links.ex                             | 2 +-
 lib/cesium_link_web/live/link_live/form_component.ex | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/cesium_link/links.ex b/lib/cesium_link/links.ex
index edab53a..b194f77 100644
--- a/lib/cesium_link/links.ex
+++ b/lib/cesium_link/links.ex
@@ -65,7 +65,7 @@ defmodule CesiumLink.Links do
   """
   def list_unarchived_links_by_index do
     Link
-    |> where([l], fragment("? > now()", l.publish_at))
+    |> where([l], fragment("? <= now() OR ? IS NULL", l.publish_at, l.publish_at))
     |> where([l], l.archived == false)
     |> order_by([l], asc: l.index)
     |> Repo.all()
diff --git a/lib/cesium_link_web/live/link_live/form_component.ex b/lib/cesium_link_web/live/link_live/form_component.ex
index dff7386..ec75d1d 100644
--- a/lib/cesium_link_web/live/link_live/form_component.ex
+++ b/lib/cesium_link_web/live/link_live/form_component.ex
@@ -19,6 +19,7 @@ defmodule CesiumLinkWeb.LinkLive.FormComponent do
         <.input field={@form[:emoji]} type="emoji" label="Emoji" />
         <.input field={@form[:url]} type="text" label="URL" />
         <.input field={@form[:attention]} type="checkbox" label="Attention" />
+        <.input field={@form[:publish_at]} type="datetime-local" label="Publish At" />
         <:actions>
           <.button phx-disable-with="Saving...">Save Link</.button>
         </:actions>