From 617db1d87703e929390a3ea04d189a25c4aaa026 Mon Sep 17 00:00:00 2001
From: cflip <cflip@cflip.net>
Date: Mon, 16 Jan 2023 10:48:09 -0700
Subject: Implement some more commands from vim

---
 editor.c | 13 +++++++++++++
 editor.h |  3 +++
 input.c  | 14 ++++++++++++++
 3 files changed, 30 insertions(+)

diff --git a/editor.c b/editor.c
index 9f51188..016fa2e 100644
--- a/editor.c
+++ b/editor.c
@@ -140,6 +140,19 @@ void editor_delete_char(struct editor_state* editor)
 	}
 }
 
+void editor_add_line_above(struct editor_state* editor)
+{
+	insert_row(editor, editor->cursor_y, "", 0);
+	editor->cursor_x = 0;
+}
+
+void editor_add_line_below(struct editor_state* editor)
+{
+	insert_row(editor, editor->cursor_y + 1, "", 0);
+	editor->cursor_y++;
+	editor->cursor_x = 0;
+}
+
 static void editor_find_callback(struct editor_state* editor, char* query, int key)
 {
 	static int last_match = -1;
diff --git a/editor.h b/editor.h
index dc0b354..f38a7d4 100644
--- a/editor.h
+++ b/editor.h
@@ -40,6 +40,9 @@ void editor_move_down(struct editor_state *);
 void editor_insert_char(struct editor_state* editor, int c);
 void editor_insert_newline(struct editor_state* editor);
 void editor_delete_char(struct editor_state* editor);
+void editor_add_line_above(struct editor_state* editor);
+void editor_add_line_below(struct editor_state* editor);
+
 void editor_find(struct editor_state* editor);
 void editor_scroll(struct editor_state* editor);
 void editor_draw_rows(struct editor_state* editor, struct append_buffer* buffer);
diff --git a/input.c b/input.c
index 8a9d673..37f4c2e 100644
--- a/input.c
+++ b/input.c
@@ -62,6 +62,20 @@ void editor_process_keypress(struct editor_state *editor, SDL_Keysym *keysym)
 		case SDLK_i:
 			editor->mode = EDITOR_MODE_INSERT;
 			break;
+		case SDLK_a:
+			if (keysym->mod & KMOD_SHIFT)
+				editor->cursor_x = editor->rows[editor->cursor_y].size;
+			else
+				editor_move_right(editor);
+			editor->mode = EDITOR_MODE_INSERT;
+			break;
+		case SDLK_o:
+			if (keysym->mod & KMOD_SHIFT)
+				editor_add_line_above(editor);
+			else
+				editor_add_line_below(editor);
+			editor->mode = EDITOR_MODE_INSERT;
+			break;
 		case SDLK_k:
 			editor_move_up(editor);
 			break;
-- 
cgit v1.2.3