From 4c0a073d3d2be85f17bba8de4a2626404bf44fa7 Mon Sep 17 00:00:00 2001
From: Inhji <johnnie@posteo.de>
Date: Fri, 7 Apr 2023 11:37:55 +0200
Subject: [PATCH] file import

---
 lib/chiya/notes/note_import.ex                | 13 ++++++
 lib/chiya_web/controllers/note_controller.ex  | 43 ++++++++++++++++++-
 .../controllers/note_html/import.html.heex    | 15 +++++++
 .../controllers/note_html/index.html.heex     |  3 ++
 lib/chiya_web/live/note_show_live.ex          | 10 +++++
 lib/chiya_web/router.ex                       |  3 ++
 6 files changed, 86 insertions(+), 1 deletion(-)
 create mode 100644 lib/chiya/notes/note_import.ex
 create mode 100644 lib/chiya_web/controllers/note_html/import.html.heex

diff --git a/lib/chiya/notes/note_import.ex b/lib/chiya/notes/note_import.ex
new file mode 100644
index 0000000..66627b0
--- /dev/null
+++ b/lib/chiya/notes/note_import.ex
@@ -0,0 +1,13 @@
+defmodule Chiya.Notes.NoteImport do
+	import Ecto.Changeset
+
+	defstruct [:file] 
+
+	@types %{file: :string}
+
+	def change_note_import(params) do
+		{%Chiya.Notes.NoteImport{}, @types}
+		|> cast(params, Map.keys(@types))
+		|> validate_required(:file)
+	end
+end
\ No newline at end of file
diff --git a/lib/chiya_web/controllers/note_controller.ex b/lib/chiya_web/controllers/note_controller.ex
index f4059ce..19b4216 100644
--- a/lib/chiya_web/controllers/note_controller.ex
+++ b/lib/chiya_web/controllers/note_controller.ex
@@ -2,7 +2,7 @@ defmodule ChiyaWeb.NoteController do
   use ChiyaWeb, :controller
 
   alias Chiya.Notes
-  alias Chiya.Notes.Note
+  alias Chiya.Notes.{Note, NoteImport}
 
   def index(conn, _params) do
     notes = Notes.list_notes()
@@ -95,6 +95,47 @@ defmodule ChiyaWeb.NoteController do
     end
   end
 
+  def import_prepare(conn, _params) do
+    render(conn, :import, changeset: NoteImport.change_note_import(%{}))
+  end
+
+  def import_run(conn, %{
+        "note_import" => %{
+          "file" => %{
+            path: path,
+            content_type: "text/markdown",
+            filename: filename
+          }
+        }
+      }) do
+    case File.read(path) do
+      {:ok, content} ->
+        note_params = %{
+          name: filename,
+          content: content
+        }
+
+        case Notes.create_note(note_params) do
+          {:ok, note} ->
+            conn
+            |> put_flash(:info, "Note created successfully.")
+            |> redirect(to: ~p"/admin/notes/#{note}")
+
+          {:error, %Ecto.Changeset{} = changeset} ->
+            render(conn, :new, changeset: changeset, channels: to_channel_options())
+        end
+
+      _ ->
+        render(conn, :import, changeset: NoteImport.change_note_import(%{}))
+    end
+  end
+
+  def import_run(conn, _params) do
+    conn
+    |> put_flash(:error, "Error while importing.")
+    |> redirect(to: ~p"/admin/notes")
+  end
+
   defp from_channel_ids(note_params) do
     selected_ids = Enum.map(note_params["channels"] || [], &String.to_integer/1)
 
diff --git a/lib/chiya_web/controllers/note_html/import.html.heex b/lib/chiya_web/controllers/note_html/import.html.heex
new file mode 100644
index 0000000..67bcee0
--- /dev/null
+++ b/lib/chiya_web/controllers/note_html/import.html.heex
@@ -0,0 +1,15 @@
+<.header>
+  Import
+</.header>
+
+<.simple_form :let={f} for={@changeset} action={~p"/admin/notes/import"} multipart={true}>
+  <.error :if={@changeset.action}>
+    Oops, something went wrong! Please check the errors below.
+  </.error>
+
+  <.input field={f[:file]} type="file" label="Markdown file" accept="text/markdown, text/plain" />
+  
+  <:actions>
+    <.button>Import Note</.button>
+  </:actions>
+</.simple_form>
diff --git a/lib/chiya_web/controllers/note_html/index.html.heex b/lib/chiya_web/controllers/note_html/index.html.heex
index 814b11f..23551ad 100644
--- a/lib/chiya_web/controllers/note_html/index.html.heex
+++ b/lib/chiya_web/controllers/note_html/index.html.heex
@@ -4,6 +4,9 @@
     <.link href={~p"/admin/notes/new"}>
       <.button>New Note</.button>
     </.link>
+    <.link href={~p"/admin/notes/import"}>
+      <.button>Import Note</.button>
+    </.link>
   </:actions>
 </.header>
 
diff --git a/lib/chiya_web/live/note_show_live.ex b/lib/chiya_web/live/note_show_live.ex
index 7ec0e0e..7db7bc6 100644
--- a/lib/chiya_web/live/note_show_live.ex
+++ b/lib/chiya_web/live/note_show_live.ex
@@ -36,6 +36,16 @@ defmodule ChiyaWeb.NoteShowLive do
       <:item title="Channels"><%= @channels %></:item>
     </.list>
 
+    <.line />
+
+    <details>
+      <summary>File Content</summary>
+      <section class="prose">
+        <%= raw ChiyaWeb.Markdown.render(@note.content) %>
+      </section>
+    </details>
+    
+
     <.line />
 
     <%= if !Enum.empty?(@note.images) do %>
diff --git a/lib/chiya_web/router.ex b/lib/chiya_web/router.ex
index cf0d09b..33a9cba 100644
--- a/lib/chiya_web/router.ex
+++ b/lib/chiya_web/router.ex
@@ -61,6 +61,9 @@ defmodule ChiyaWeb.Router do
     resources "/settings", SettingController, singleton: true
     resources "/identities", IdentityController
 
+    get "/notes/import", NoteController, :import_prepare
+    post "/notes/import", NoteController, :import_run
+
     live "/notes/:id", NoteShowLive, :show
     get "/notes/:id/raw", NoteController, :raw