1 files changed, 85 insertions, 8 deletions

diff --git a/ide-rename-symbol.c b/ide-rename-symbol.c
index b3ef52b..7d1e2ad 100644
--- a/ide-rename-symbol.c
+++ b/ide-rename-symbol.c
@@ -4,10 +4,6 @@ struct RenameSymbol {
 	LSPServerRequestID request_id;
 };
 
-void rename_symbol_init(Ted *ted) {
-	ted->rename_symbol = calloc(1, sizeof *ted->rename_symbol);
-}
-
 void rename_symbol_quit(Ted *ted) {
 	rename_symbol_clear(ted);
 	free(ted->rename_symbol);
@@ -31,10 +27,6 @@ void rename_symbol_at_cursor(Ted *ted, TextBuffer *buffer, const char *new_name)
 	
 }
 
-bool rename_symbol_is_loading(Ted *ted) {
-	return ted->rename_symbol->request_id.id != 0;
-}
-
 void rename_symbol_clear(Ted *ted) {
 	RenameSymbol *rs = ted->rename_symbol;
 	ted_cancel_lsp_request(ted, &rs->request_id);
@@ -48,6 +40,79 @@ void rename_symbol_frame(Ted *ted) {
 	}
 }
 
+static void rename_symbol_menu_open(Ted *ted) {
+	ted_switch_to_buffer(ted, &ted->line_buffer);
+}
+
+static void rename_symbol_menu_update(Ted *ted) {
+	TextBuffer *line_buffer = &ted->line_buffer;
+	if (line_buffer->line_buffer_submitted) {
+		char *new_name = str32_to_utf8_cstr(buffer_get_line(line_buffer, 0));
+		rename_symbol_at_cursor(ted, ted->prev_active_buffer, new_name);
+		free(new_name);
+	}
+}
+
+static void rename_symbol_menu_render(Ted *ted) {
+	RenameSymbol *rs = ted->rename_symbol;
+	// highlight symbol
+	TextBuffer *buffer = ted->prev_active_buffer;
+	if (!buffer) {
+		menu_close(ted);
+		return;
+	}
+	if (rs->request_id.id) {
+		// already entered a new name
+		return;
+	}
+	const Settings *settings = buffer_settings(buffer);
+	const float padding = settings->padding;
+	const u32 *colors = settings->colors;
+	const float line_buffer_height = ted_line_buffer_height(ted);
+	
+	u32 sym_start=0, sym_end=0;
+	BufferPos cursor_pos = buffer->cursor_pos;
+	buffer_word_span_at_pos(buffer, cursor_pos, &sym_start, &sym_end);
+	BufferPos bpos0 = {
+		.line = cursor_pos.line,
+		.index = sym_start
+	};
+	BufferPos bpos1 = {
+		.line = cursor_pos.line,
+		.index = sym_end
+	};
+	// symbol should span from pos0 to pos1
+	vec2 p0 = buffer_pos_to_pixels(buffer, bpos0);
+	vec2 p1 = buffer_pos_to_pixels(buffer, bpos1);
+	p1.y += text_font_char_height(buffer_font(buffer));
+	Rect highlight = rect_endpoints(p0, p1);
+	gl_geometry_rect_border(highlight, settings->border_thickness, colors[COLOR_BORDER]);
+	gl_geometry_rect(highlight, colors[COLOR_HOVER_HL]);
+	
+	const float width = ted_get_menu_width(ted);
+	const float height = line_buffer_height + 2 * padding;
+	Rect bounds = {
+		.pos = {(ted->window_width - width) / 2, padding},
+		.size = {width, height},
+	};
+	gl_geometry_rect(bounds, colors[COLOR_MENU_BG]);
+	gl_geometry_rect_border(bounds, settings->border_thickness, colors[COLOR_BORDER]);
+	gl_geometry_draw();
+	bounds = rect_shrink(bounds, padding);
+	const char *text = "Rename symbol to...";
+	text_utf8(ted->font_bold, text, bounds.pos.x, bounds.pos.y, colors[COLOR_TEXT]);
+	bounds = rect_shrink_left(bounds, text_get_size_vec2(ted->font_bold, text).x + padding);
+	text_render(ted->font_bold);
+	
+	buffer_render(&ted->line_buffer, bounds);
+}
+
+static bool rename_symbol_menu_close(Ted *ted) {
+	rename_symbol_clear(ted);
+	buffer_clear(&ted->line_buffer);
+	return true;
+}
+
 void rename_symbol_process_lsp_response(Ted *ted, const LSPResponse *response) {
 	RenameSymbol *rs = ted->rename_symbol;
 	if (response->request.type != LSP_REQUEST_RENAME
@@ -125,3 +190,15 @@ void rename_symbol_process_lsp_response(Ted *ted, const LSPResponse *response) {
 	if (menu_is_open(ted, MENU_RENAME_SYMBOL))
 		menu_close(ted);
 }
+
+void rename_symbol_init(Ted *ted) {
+	ted->rename_symbol = calloc(1, sizeof *ted->rename_symbol);
+	MenuInfo menu = {
+		.open = rename_symbol_menu_open,
+		.close = rename_symbol_menu_close,
+		.update = rename_symbol_menu_update,
+		.render = rename_symbol_menu_render,
+	};
+	strbuf_cpy(menu.name, MENU_RENAME_SYMBOL);
+	menu_register(ted, &menu);
+}