Add text mode handling.

include/internal/ui/command.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "internal/io/io.h"
+#include "definitions.h"
 #include "pch.h"
 
 namespace bed::internal::ui {
@@ -38,9 +38,8 @@ struct CommandIO {
   uint16_t term_height;
   uint16_t term_width;
   BEd &bed;
-  io::IO &io;
 
-  CommandIO(BEd &, io::IO &);
+  CommandIO(BEd &);
   std::pair<std::string, bool> run();
   void redraw();
 };

include/internal/ui/text_mode.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include "definitions.h"
+#include "pch.h"
+
+namespace bed::internal::ui {
+struct TextMode {
+  std::string cmd;
+  uint16_t cursor;
+  uint16_t start;
+  uint16_t height;
+  uint16_t term_height;
+  uint16_t term_width;
+  BEd &bed;
+
+  TextMode(BEd &);
+  std::pair<vase::Shard *, bool> run();
+  void grow(size_t required_height);
+  void redraw();
+};
+} // namespace bed::internal::ui