create gists

lib/zoeyscomputer_web/live/gist_live/form_component.ex

@@ -0,0 +1,83 @@
+defmodule ZoeyscomputerWeb.GistLive.FormComponent do
+  use ZoeyscomputerWeb, :live_component
+
+  alias Zoeyscomputer.Gists
+
+  @impl true
+  def render(assigns) do
+    ~H"""
+    <div>
+      <.header>
+        <%= @title %>
+        <:subtitle>Use this form to manage gist records in your database.</:subtitle>
+      </.header>
+
+      <.simple_form
+        for={@form}
+        id="gist-form"
+        phx-target={@myself}
+        phx-change="validate"
+        phx-submit="save"
+      >
+        <.input field={@form[:code]} type="text" label="Code" />
+        <.input field={@form[:lang]} type="text" label="Lang" />
+        <:actions>
+          <.button phx-disable-with="Saving...">Save Gist</.button>
+        </:actions>
+      </.simple_form>
+    </div>
+    """
+  end
+
+  @impl true
+  def update(%{gist: gist} = assigns, socket) do
+    {:ok,
+     socket
+     |> assign(assigns)
+     |> assign_new(:form, fn ->
+       to_form(Gists.change_gist(gist))
+     end)}
+  end
+
+  @impl true
+  def handle_event("validate", %{"gist" => gist_params}, socket) do
+    changeset = Gists.change_gist(socket.assigns.gist, gist_params)
+    {:noreply, assign(socket, form: to_form(changeset, action: :validate))}
+  end
+
+  def handle_event("save", %{"gist" => gist_params}, socket) do
+    save_gist(socket, socket.assigns.action, gist_params)
+  end
+
+  defp save_gist(socket, :edit, gist_params) do
+    case Gists.update_gist(socket.assigns.gist, gist_params) do
+      {:ok, gist} ->
+        notify_parent({:saved, gist})
+
+        {:noreply,
+         socket
+         |> put_flash(:info, "Gist updated successfully")
+         |> push_patch(to: socket.assigns.patch)}
+
+      {:error, %Ecto.Changeset{} = changeset} ->
+        {:noreply, assign(socket, form: to_form(changeset))}
+    end
+  end
+
+  defp save_gist(socket, :new, gist_params) do
+    case Gists.create_gist(gist_params) do
+      {:ok, gist} ->
+        notify_parent({:saved, gist})
+
+        {:noreply,
+         socket
+         |> put_flash(:info, "Gist 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