Add in the code

lib/dynamic_curses_input/input_handler.rb

@@ -0,0 +1,46 @@
+# frozen_string_literal: true
+
+# lib/dynamic_curses_input/input_handler.rb
+
+require "curses"
+
+module DynamicCursesInput
+  # our main class for actually handling our user input
+  class InputHandler
+    def self.catch_input(echo) # rubocop:disable Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/MethodLength, Metrics/PerceivedComplexity
+      Curses.stdscr.keypad(true)
+      input = ""
+      cursor_pos = 0
+      initial_y = Curses.stdscr.cury
+      initial_x = Curses.stdscr.curx
+      Curses.noecho unless echo
+      while (ch = Curses.getch)
+        case ch
+        when Curses::KEY_LEFT
+          cursor_pos -= 1 unless cursor_pos.zero?
+        when Curses::KEY_RIGHT
+          cursor_pos += 1 unless cursor_pos == input.length
+        when Curses::KEY_BACKSPACE, 127
+          if cursor_pos.positive?
+            input = input[0...cursor_pos - 1] + input[cursor_pos..]
+            cursor_pos -= 1
+          end
+        when 10, 13
+          break
+        else
+          if ch.is_a?(String) && !ch.nil?
+            input = input[0...cursor_pos] + ch + input[cursor_pos..]
+            cursor_pos += 1
+          end
+        end
+        Curses.setpos(initial_y, initial_x)
+        Curses.addstr(" " * (Curses.cols - initial_x))
+        Curses.setpos(initial_y, initial_x)
+        Curses.addstr(input) if echo
+        Curses.setpos(initial_y, initial_x + cursor_pos)
+      end
+      Curses.echo if echo
+      input
+    end
+  end
+end

lib/dynamic_curses_input/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module DynamicCursesInput
-  VERSION = "0.1.0"
+  VERSION = "1.0.0"
 end