Class: Clacky::UI2::Components::InputArea

Inherits:
Object
  • Object
show all
Includes:
LineEditor
Defined in:
lib/clacky/ui2/components/input_area.rb

Overview

InputArea manages the fixed input area at the bottom of the screen Enhanced with multi-line support, image paste, and more

Constant Summary collapse

USER_TIPS =

User tips pool - can be extended with more tips over time

[
  "Shift+Tab to toggle permission mode (confirm_safes ⇄ auto_approve)",
  "Ctrl+C to interrupt AI execution or clear input",
  "Shift+Enter to create multi-line input",
  "Ctrl+V to paste images (supports up to 3 images)",
  "Ctrl+D to delete pasted images",
  "Use /clear to restart session, /help for commands"
].freeze

Constants included from LineEditor

LineEditor::MAX_CONTENT_WIDTH_RATIO

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from LineEditor

#calculate_display_width, #clear_line_content, #cursor_column, #cursor_position_with_wrap, #initialize_line_editor, #set_line

Constructor Details

#initialize(row: 0) ⇒ InputArea

Returns a new instance of InputArea.



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# File 'lib/clacky/ui2/components/input_area.rb', line 31

def initialize(row: 0)
  @row = row
  @lines = [""]
  @line_index = 0
  @cursor_position = 0
  @history = []
  @history_index = -1
  @pastel = Pastel.new
  @width = TTY::Screen.width

  @files = []
  @paste_counter = 0
  @paste_placeholders = {}
  @last_ctrl_c_time = nil
  @tips_message = nil
  @tips_type = :info
  @tips_timer = nil
  @last_render_row = nil

  # User tip (usage suggestion) - separate from system tips
  @user_tip = nil
  @user_tip_timer = nil
  @user_tip_count = 0

  # Paused state - when InlineInput is active
  @paused = false

  # Session bar info
  @sessionbar_info = {
    session_id: nil,   # Full session id; rendered as first 8 chars (parity with WebUI)
    working_dir: nil,
    mode: nil,
    model: nil,
    tasks: 0,
    cost: 0.0,
    cost_source: nil,  # nil / :api / :price / :default — :default means pricing unknown, show N/A
    status: 'idle'  # Workspace status: 'idle' or 'working'
  }

  # Animation state for working status
  @animation_frame = 0
  @last_animation_update = Time.now
  @working_frames = ["❄", "❅", "❆"]

  # Command suggestions dropdown
  @command_suggestions = CommandSuggestions.new
  @skill_loader = nil  # Will be set via set_skill_loader method
end

Instance Attribute Details

#cursor_position ⇒ Object (readonly)

Returns the value of attribute cursor_position.



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# File 'lib/clacky/ui2/components/input_area.rb', line 29

def cursor_position
  @cursor_position
end

#files ⇒ Object (readonly)

Returns the value of attribute files.



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# File 'lib/clacky/ui2/components/input_area.rb', line 29

def files
  @files
end

#line_index ⇒ Object (readonly)

Returns the value of attribute line_index.



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# File 'lib/clacky/ui2/components/input_area.rb', line 29

def line_index
  @line_index
end

#row ⇒ Object

Returns the value of attribute row.



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# File 'lib/clacky/ui2/components/input_area.rb', line 28

def row
  @row
end

#tips_message ⇒ Object (readonly)

Returns the value of attribute tips_message.



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# File 'lib/clacky/ui2/components/input_area.rb', line 29

def tips_message
  @tips_message
end

#tips_type ⇒ Object (readonly)

Returns the value of attribute tips_type.



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# File 'lib/clacky/ui2/components/input_area.rb', line 29

def tips_type
  @tips_type
end

Instance Method Details

#add_to_history(entry) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 984

def add_to_history(entry)
  @history << entry
  @history = @history.last(100) if @history.size > 100
end

#backspace ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 551

def backspace
  if @cursor_position > 0
    chars = current_line.chars
    chars.delete_at(@cursor_position - 1)
    @lines[@line_index] = chars.join
    @cursor_position -= 1
  elsif @line_index > 0
    prev_line = @lines[@line_index - 1]
    current = @lines[@line_index]
    @lines.delete_at(@line_index)
    @line_index -= 1
    @cursor_position = prev_line.chars.length
    @lines[@line_index] = prev_line + current
  end
end

#char_display_width(char) ⇒ Integer

Calculate display width of a single character

Parameters:

  • char (String) —

    Single character

Returns:

  • (Integer) —

    Display width (1 or 2)



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# File 'lib/clacky/ui2/components/input_area.rb', line 751

def char_display_width(char)
  super(char)
end

#clear ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 590

def clear
  @lines = [""]
  @line_index = 0
  @cursor_position = 0
  @history_index = -1
  @files = []
  @paste_counter = 0
  @paste_placeholders = {}
  clear_tips
  @command_suggestions.hide if @command_suggestions
end

#clear_line ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1326

def clear_line
  print "\e[2K"
end

#clear_tips ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 424

def clear_tips
  # Cancel timer if any
  if @tips_timer&.alive?
    @tips_timer.kill
  end
  @tips_message = nil
end

#clear_user_tip ⇒ Object

Clear user tip and stop rotation



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# File 'lib/clacky/ui2/components/input_area.rb', line 471

def clear_user_tip
  stop_user_tip_timer
  @user_tip = nil
  @user_tip_count = 0
end

#current_content ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 499

def current_content
  text = expand_placeholders(@lines.join("\n"))
  
  # If both text and images are empty, return empty string
  return "" if text.empty? && @files.empty?

  # Format user input with color and spacing from theme
  symbol = theme.format_symbol(:user)
  content = theme.format_text(text, :user)

  result = "\n#{symbol} #{content}\n"
  
  # Append file information if present
  if @files.any?
    @files.each_with_index do |f, idx|
      filename = f[:name] || f["name"] || "file"
      result += @pastel.dim("    [File #{idx + 1}] #{filename}") + "\n"
    end
  end
  
  result
end

#current_line ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1045

def current_line
  @lines[@line_index] || ""
end

#current_value ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 522

def current_value
  expand_placeholders(@lines.join("\n"))
end

#cursor_down ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 940

def cursor_down
  return false if @line_index >= @lines.size - 1
  @line_index += 1
  @cursor_position = [@cursor_position, current_line.chars.length].min
  true
end

#cursor_end ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 586

def cursor_end
  @cursor_position = current_line.chars.length
end

#cursor_home ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 582

def cursor_home
  @cursor_position = 0
end

#cursor_left ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 574

def cursor_left
  @cursor_position = [@cursor_position - 1, 0].max
end

#cursor_right ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 578

def cursor_right
  @cursor_position = [@cursor_position + 1, current_line.chars.length].min
end

#cursor_up ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 933

def cursor_up
  return false if @line_index == 0
  @line_index -= 1
  @cursor_position = [@cursor_position, current_line.chars.length].min
  true
end

#delete_char ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 567

def delete_char
  chars = current_line.chars
  return if @cursor_position >= chars.length
  chars.delete_at(@cursor_position)
  @lines[@line_index] = chars.join
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/clacky/ui2/components/input_area.rb', line 526

def empty?
  @lines.all?(&:empty?) && @files.empty?
end

#expand_placeholders(text) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1049

def expand_placeholders(text)
  super(text, @paste_placeholders)
end

#flush ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1330

def flush
  $stdout.flush
end

#format_filesize(size) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1298

def format_filesize(size)
  if size < 1024
    "#{size}B"
  elsif size < 1024 * 1024
    "#{(size / 1024.0).round(1)}KB"
  else
    "#{(size / 1024.0 / 1024.0).round(1)}MB"
  end
end

#format_tips(message, type) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1280

def format_tips(message, type)
  # Limit message length to prevent line wrapping
  # Reserve space for prefix like "[Warn] " (about 8 chars) and some margin
  max_length = @width - 10
  if message.length > max_length
    message = message[0...(max_length - 3)] + "..."
  end
  
  case type
  when :warning
    @pastel.dim("[") + @pastel.yellow("Warn") + @pastel.dim("] ") + @pastel.yellow(message)
  when :error
    @pastel.dim("[") + @pastel.red("Error") + @pastel.dim("] ") + @pastel.red(message)
  else
    @pastel.dim("[") + @pastel.cyan("Info") + @pastel.dim("] ") + @pastel.white(message)
  end
end

#format_user_tip(tip) ⇒ String

Format user tip (usage suggestion) with lightbulb icon

Parameters:

  • tip (String) —

    Tip message

Returns:

  • (String) —

    Formatted tip with styling



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# File 'lib/clacky/ui2/components/input_area.rb', line 1311

def format_user_tip(tip)
  # Limit message length to prevent line wrapping
  max_length = @width - 5  # Reserve space for icon and margins
  if tip.length > max_length
    tip = tip[0...(max_length - 3)] + "..."
  end
  
  # Use lightbulb icon and dim cyan color for subtle appearance
  @pastel.dim(@pastel.cyan("💡 #{tip}"))
end

#get_status_indicator(status, color) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1265

def get_status_indicator(status, color)
  case status.to_s.downcase
  when 'working'
    # Update animation frame if enough time has passed
    now = Time.now
    if now - @last_animation_update >= 0.3
      @animation_frame = (@animation_frame + 1) % @working_frames.length
      @last_animation_update = now
    end
    @pastel.public_send(color, @working_frames[@animation_frame])
  else
    @pastel.public_send(color, "●")  # Idle indicator with same color as text
  end
end

#handle_ctrl_c ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 866

def handle_ctrl_c
  { action: :interrupt }
end

#handle_ctrl_d ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 870

def handle_ctrl_d
  if has_images?
    if @files.size == 1
      @files.clear
    else
      @files.shift
    end
    clear_tips
    { action: nil }
  elsif empty?
    { action: :exit }
  else
    { action: nil }
  end
end

#handle_down_arrow ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 854

def handle_down_arrow
  if multiline?
    unless cursor_down
      history_next
    end
  else
    # Navigate history when single line (empty or not)
    history_next
  end
  { action: nil }
end

#handle_enter ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 794

def handle_enter
  text = current_value.strip

  # Prepare display content and data BEFORE clearing
  content_to_display = current_content
  result_text = current_value
  result_files = @files.dup

  # Handle commands (with or without slash)
  if text.start_with?('/')
    # Check if it's a command (single slash followed by English letters only)
    # Paths like /xxx/xxxx should not be treated as commands
    if text =~ /^\/([a-zA-Z-]+)$/
      case text
      when '/clear'
        add_to_history(result_text) unless result_text.empty?
        clear
        return { action: :clear_output, data: { text: result_text, files: result_files, display: content_to_display } }
      when '/help'
        add_to_history(result_text) unless result_text.empty?
        clear
        return { action: :help, data: { text: result_text, files: result_files, display: content_to_display } }
      when '/exit', '/quit'
        return { action: :exit }
      else
        # Let other commands (like skills) pass through to agent
        # Fall through to submit
      end
    end
    # If it's not a command pattern (e.g., /xxx/xxxx), treat as normal input
  elsif text == '?'
    add_to_history(result_text) unless result_text.empty?
    clear
    return { action: :help, data: { text: result_text, files: result_files, display: content_to_display } }
  elsif text == 'exit' || text == 'quit'
    return { action: :exit }
  end

  if text.empty? && @files.empty?
    return { action: nil }
  end

  add_to_history(result_text) unless result_text.empty?
  clear

  { action: :submit, data: { text: result_text, files: result_files, display: content_to_display } }
end

#handle_key(key) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 165

def handle_key(key)
  # Ignore input when paused (InlineInput is active)
  return { action: nil } if @paused

  old_height = required_height

  # Handle command suggestions navigation first if visible
  if @command_suggestions.visible
    case key
    when :up_arrow
      @command_suggestions.select_previous
      return { action: nil }
    when :down_arrow
      @command_suggestions.select_next
      return { action: nil }
    when :enter
      # Accept selected command and submit immediately
      if @command_suggestions.has_suggestions?
        selected = @command_suggestions.selected_command_text
        if selected
          # Replace current input with selected command
          @lines = [selected]
          @line_index = 0
          @cursor_position = selected.length
          @command_suggestions.hide
          # Submit the command immediately
          return handle_enter
        end
      end
      # Fall through to normal enter handling if no suggestion
    when :escape
      @command_suggestions.hide
      return { action: nil }
    when :tab
      # Tab accepts the currently highlighted suggestion
      if @command_suggestions.has_suggestions?
        selected = @command_suggestions.selected_command_text
        if selected
          hint = @command_suggestions.selected_argument_hint
          completed = "#{selected} "
          @lines = [completed]
          @line_index = 0
          @cursor_position = completed.length
          @command_suggestions.hide
          # Show argument hint as a tip if available
          set_tips("Usage: #{selected} #{hint}", type: :info) if hint && !hint.empty?
          return { action: nil }
        end
      end
    end
  end

  # Tab with no visible suggestions: trigger slash-command completion
  if key == :tab
    trigger_tab_completion
    return { action: nil }
  end

  result = case key
  when Hash
    if key[:type] == :rapid_input
      insert_text(key[:text])
      clear_tips
      update_command_suggestions
    end
    { action: nil }
  when :enter then handle_enter
  when :newline then newline; { action: nil }
  when :backspace 
    backspace
    update_command_suggestions
    { action: nil }
  when :delete 
    delete_char
    update_command_suggestions
    { action: nil }
  when :left_arrow, :ctrl_b then cursor_left; { action: nil }
  when :right_arrow, :ctrl_f then cursor_right; { action: nil }
  when :up_arrow then handle_up_arrow
  when :down_arrow then handle_down_arrow
  when :home, :ctrl_a then cursor_home; { action: nil }
  when :end, :ctrl_e then cursor_end; { action: nil }
  when :ctrl_k then kill_to_end; { action: nil }
  when :ctrl_u then kill_to_start; { action: nil }
  when :ctrl_w then kill_word; { action: nil }
  when :ctrl_c then handle_ctrl_c
  when :ctrl_d then handle_ctrl_d
  when :ctrl_v then handle_paste
  when :ctrl_o then { action: :toggle_expand }
  when :shift_tab then { action: :toggle_mode }
  when :escape 
    if @command_suggestions.visible
      @command_suggestions.hide
      { action: nil }
    else
      # Trigger time machine when ESC is pressed and suggestions not visible
      { action: :time_machine }
    end
  else
    if key.is_a?(String) && key.length >= 1 && key.ord >= 32
      insert_char(key)
      update_command_suggestions
    end
    { action: nil }
  end

  new_height = required_height
  if new_height != old_height
    result[:height_changed] = true
    result[:new_height] = new_height
  end

  result
end

#handle_paste ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 886

def handle_paste
  pasted = paste_from_clipboard
  if pasted[:type] == :image
    path = pasted[:path]
    mime_type = pasted[:mime_type] || "image/png"
    size = File.exist?(path) ? File.size(path) : 0
    @files << { name: File.basename(path), mime_type: mime_type, path: path, size: size }
    clear_tips
  else
    insert_text(pasted[:text])
    clear_tips
  end
  { action: nil }
end

#handle_up_arrow ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 842

def handle_up_arrow
  if multiline?
    unless cursor_up
      history_prev
    end
  else
    # Navigate history when single line (empty or not)
    history_prev
  end
  { action: nil }
end

#has_images? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/clacky/ui2/components/input_area.rb', line 534

def has_images?
  @files.any?
end

#history_next ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 620

def history_next
  return if @history_index == -1
  @history_index += 1
  if @history_index >= @history.size
    @history_index = -1
    @lines = [""]
    @line_index = 0
    @cursor_position = 0
  else
    load_history_entry
  end
end

#history_prev ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 610

def history_prev
  return if @history.empty?
  if @history_index == -1
    @history_index = @history.size - 1
  else
    @history_index = [@history_index - 1, 0].max
  end
  load_history_entry
end

#input_buffer ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 161

def input_buffer
  @lines.join("\n")
end

#insert_char(char) ⇒ Object

— Public editing methods —



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# File 'lib/clacky/ui2/components/input_area.rb', line 544

def insert_char(char)
  chars = current_line.chars
  chars.insert(@cursor_position, char)
  @lines[@line_index] = chars.join
  @cursor_position += 1
end

#insert_text(text) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 901

def insert_text(text)
  return if text.nil? || text.empty?

  text_lines = text.split(/\r\n|\r|\n/)

  if text_lines.size > 1
    @paste_counter += 1
    placeholder = "[##{@paste_counter} Paste Text]"
    @paste_placeholders[placeholder] = text

    chars = current_line.chars
    chars.insert(@cursor_position, *placeholder.chars)
    @lines[@line_index] = chars.join
    @cursor_position += placeholder.length
  else
    chars = current_line.chars
    text.chars.each_with_index do |c, i|
      chars.insert(@cursor_position + i, c)
    end
    @lines[@line_index] = chars.join
    @cursor_position += text.length
  end
end

#kill_to_end ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 947

def kill_to_end
  chars = current_line.chars
  @lines[@line_index] = chars[0...@cursor_position].join
end

#kill_to_start ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 952

def kill_to_start
  chars = current_line.chars
  @lines[@line_index] = chars[@cursor_position..-1]&.join || ""
  @cursor_position = 0
end

#kill_word ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 958

def kill_word
  chars = current_line.chars
  pos = @cursor_position - 1

  while pos >= 0 && chars[pos] =~ /\s/
    pos -= 1
  end
  while pos >= 0 && chars[pos] =~ /\S/
    pos -= 1
  end

  delete_start = pos + 1
  chars.slice!(delete_start...@cursor_position)
  @lines[@line_index] = chars.join
  @cursor_position = delete_start
end

#load_history_entry ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 975

def load_history_entry
  return unless @history_index >= 0 && @history_index < @history.size
  entry = @history[@history_index]
  @lines = entry.split("\n")
  @lines = [""] if @lines.empty?
  @line_index = @lines.size - 1
  @cursor_position = current_line.chars.length
end

#mode_color_for(mode) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1243

def mode_color_for(mode)
  case mode.to_s
  when /auto_approve/
    :magenta
  when /confirm_safes/
    :cyan
  else
    :white
  end
end

#move_cursor(row, col) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1322

def move_cursor(row, col)
  print "\e[#{row + 1};#{col + 1}H"
end

#multiline? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/clacky/ui2/components/input_area.rb', line 530

def multiline?
  @lines.size > 1
end

#newline ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 925

def newline
  chars = current_line.chars
  @lines[@line_index] = chars[0...@cursor_position].join
  @lines.insert(@line_index + 1, chars[@cursor_position..-1]&.join || "")
  @line_index += 1
  @cursor_position = 0
end

#paste_from_clipboard ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 989

def paste_from_clipboard
  case RbConfig::CONFIG["host_os"]
  when /darwin/i
    paste_from_clipboard_macos
  when /linux/i
    paste_from_clipboard_linux
  else
    { type: :text, text: "" }
  end
end

#paste_from_clipboard_linux ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1029

def paste_from_clipboard_linux
  if system("which xclip >/dev/null 2>&1")
    text = `xclip -selection clipboard -o 2>/dev/null`.to_s
    text = Clacky::Utils::Encoding.to_utf8(text)
    { type: :text, text: text }
  elsif system("which xsel >/dev/null 2>&1")
    text = `xsel --clipboard --output 2>/dev/null`.to_s
    text = Clacky::Utils::Encoding.to_utf8(text)
    { type: :text, text: text }
  else
    { type: :text, text: "" }
  end
rescue => e
  { type: :text, text: "" }
end

#paste_from_clipboard_macos ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1000

def paste_from_clipboard_macos
  has_image = system("osascript -e 'try' -e 'the clipboard as «class PNGf»' -e 'on error' -e 'return false' -e 'end try' >/dev/null 2>&1")

  if has_image
    temp_dir = Dir.tmpdir
    temp_filename = "clipboard-#{Time.now.to_i}-#{rand(10000)}.png"
    temp_path = File.join(temp_dir, temp_filename)

    script = <<~APPLESCRIPT
      set png_data to the clipboard as «class PNGf»
      set the_file to open for access POSIX file "#{temp_path}" with write permission
      write png_data to the_file
      close access the_file
    APPLESCRIPT

    success = system("osascript", "-e", script, out: File::NULL, err: File::NULL)

    if success && File.exist?(temp_path) && File.size(temp_path) > 0
      return { type: :image, path: temp_path }
    end
  end

  text = `pbpaste 2>/dev/null`.to_s
  text = Clacky::Utils::Encoding.to_utf8(text)
  { type: :text, text: text }
rescue => e
  { type: :text, text: "" }
end

#pause ⇒ Object

Pause input area (when InlineInput is active)



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# File 'lib/clacky/ui2/components/input_area.rb', line 485

def pause
  @paused = true
end

#paused? ⇒ Boolean

Check if paused

Returns:

  • (Boolean) 


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# File 'lib/clacky/ui2/components/input_area.rb', line 495

def paused?
  @paused
end

#position_cursor(start_row) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 343

def position_cursor(start_row)
  # Calculate which wrapped line the cursor is on
  cursor_row = start_row + 2 + @files.size  # session_bar + separator + images
  # Use effective content width (respecting MAX_CONTENT_WIDTH_RATIO)
  content_width = effective_content_width(@width)
  
  # Add rows for lines before current line
  @lines[0...@line_index].each_with_index do |line, idx|
    prefix = if idx == 0
      prompt
    else
      " " * prompt.length
    end
    prefix_width = calculate_display_width(strip_ansi_codes(prefix))
    available_width = [content_width - prefix_width, 20].max
    wrapped_segments = wrap_line(line, available_width)
    cursor_row += wrapped_segments.size
  end
  
  # Find which wrapped segment of current line contains cursor
  current = current_line
  prefix = if @line_index == 0
    prompt
  else
    " " * prompt.length
  end
  prefix_width = calculate_display_width(strip_ansi_codes(prefix))
  available_width = [content_width - prefix_width, 20].max
  wrapped_segments = wrap_line(current, available_width)
  
  # Find cursor segment and position within segment
  cursor_segment_idx = 0
  cursor_pos_in_segment = @cursor_position
  
  wrapped_segments.each_with_index do |segment, idx|
    if @cursor_position >= segment[:start] && @cursor_position < segment[:end]
      cursor_segment_idx = idx
      cursor_pos_in_segment = @cursor_position - segment[:start]
      break
    elsif @cursor_position >= segment[:end] && idx == wrapped_segments.size - 1
      # Cursor at very end
      cursor_segment_idx = idx
      cursor_pos_in_segment = segment[:end] - segment[:start]
      break
    end
  end
  
  cursor_row += cursor_segment_idx
  
  # Calculate display width of text before cursor in this segment
  chars = current.chars
  segment_start = wrapped_segments[cursor_segment_idx][:start]
  text_in_segment_before_cursor = chars[segment_start...(segment_start + cursor_pos_in_segment)].join
  display_width = calculate_display_width(text_in_segment_before_cursor)
  
  cursor_col = prefix_width + display_width
  move_cursor(cursor_row, cursor_col)
end

#print_with_padding(content) ⇒ Object

Print content and pad with spaces to clear any remaining characters from previous render This avoids flickering from clear_line while ensuring old content is erased



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# File 'lib/clacky/ui2/components/input_area.rb', line 764

def print_with_padding(content)
  # Calculate visible width (strip ANSI codes for width calculation)
  visible_content = content.gsub(/\e\[[0-9;]*m/, '')
  visible_width = calculate_display_width(visible_content)
  
  # IMPORTANT: If content exceeds screen width, truncate to prevent terminal auto-wrap
  if visible_width > @width
    # Content too long - truncate to fit (loses ANSI colors but prevents wrapping)
    truncate_at = 0
    current_width = 0
    visible_content.each_char.with_index do |char, idx|
      char_width = char_display_width(char)
      break if current_width + char_width + 3 > @width  # Reserve 3 for "..."
      current_width += char_width
      truncate_at = idx + 1
    end
    print visible_content[0...truncate_at]
    print "..."
    # Pad remaining
    remaining = @width - current_width - 3
    print " " * remaining if remaining > 0
  else
    # Content fits - print normally
    print content
    # Pad with spaces if needed to clear old content
    remaining = @width - visible_width
    print " " * remaining if remaining > 0
  end
end

#prompt ⇒ Object

Get prompt symbol from theme



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# File 'lib/clacky/ui2/components/input_area.rb', line 86

def prompt
  "#{theme.symbol(:user)} "
end

#render(start_row:, width: nil) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 280

def render(start_row:, width: nil)
  @width = width || TTY::Screen.width
  @last_render_row = start_row  # Save for tips auto-clear

  # When paused, don't render anything (InlineInput is active)
  return if @paused

  current_row = start_row

  # Session bar at top
  render_sessionbar(current_row)
  current_row += 1

  # Separator after session bar
  render_separator(current_row)
  current_row += 1

  # Files (images / documents)
  @files.each_with_index do |f, idx|
    move_cursor(current_row, 0)
    filename = f[:name] || f["name"] || "file"
    size     = f[:size] || f["size"]
    size_str = size ? " #{format_filesize(size)}" : ""
    content = @pastel.dim("[File #{idx + 1}] #{filename}#{size_str} (Ctrl+D to delete)")
    print_with_padding(content)
    current_row += 1
  end

  # Input lines with auto-wrap support
  current_row = render_input_lines(current_row)

  # Bottom separator
  render_separator(current_row)
  current_row += 1

  # Command suggestions (rendered above tips)
  if @command_suggestions && @command_suggestions.visible
    # Render suggestions at current row
    print @command_suggestions.render(row: current_row, col: 0, width: [@width - 4, 60].min)
    current_row += @command_suggestions.required_height
  end

  # Tips bar (if any)
  if @tips_message
    move_cursor(current_row, 0)
    content = format_tips(@tips_message, @tips_type)
    print_with_padding(content)
    current_row += 1
  end

  # User tip (if any)
  if @user_tip
    move_cursor(current_row, 0)
    content = format_user_tip(@user_tip)
    print_with_padding(content)
    current_row += 1
  end

  # Position cursor at current edit position
  position_cursor(start_row)
  flush
end

#render_input_lines(start_row) ⇒ Integer

Render all input lines with auto-wrap support

Parameters:

  • start_row (Integer) —

    Starting row position

Returns:

  • (Integer) —

    Next available row after rendering all lines



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# File 'lib/clacky/ui2/components/input_area.rb', line 673

def render_input_lines(start_row)
  current_row = start_row
  # Use effective content width (respecting MAX_CONTENT_WIDTH_RATIO)
  content_width = effective_content_width(@width)
  
  @lines.each_with_index do |line, line_idx|
    prefix = calculate_line_prefix(line_idx)
    prefix_width = calculate_display_width(strip_ansi_codes(prefix))
    available_width = content_width - prefix_width
    wrapped_segments = wrap_line(line, available_width)

    wrapped_segments.each_with_index do |segment_info, wrap_idx|
      content = render_line_segment(line, line_idx, segment_info, wrap_idx, prefix, prefix_width)
      move_cursor(current_row, 0)
      print_with_padding(content)
      current_row += 1
    end
  end
  
  current_row
end

#render_line_segment_with_cursor(line, segment_start, segment_end) ⇒ String

Render a segment of a line with cursor if cursor is in this segment Applies theme colors to the text

Parameters:

  • line (String) —

    Full line text

  • segment_start (Integer) —

    Start position of segment in line (char index)

  • segment_end (Integer) —

    End position of segment in line (char index)

Returns:

  • (String) —

    Rendered segment with cursor and theme colors applied



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# File 'lib/clacky/ui2/components/input_area.rb', line 1068

def render_line_segment_with_cursor(line, segment_start, segment_end)
  chars = line.chars
  segment_chars = chars[segment_start...segment_end]

  # Check if cursor is in this segment
  if @cursor_position >= segment_start && @cursor_position < segment_end
    # Cursor is in this segment
    cursor_pos_in_segment = @cursor_position - segment_start
    before_cursor = segment_chars[0...cursor_pos_in_segment].join
    cursor_char = segment_chars[cursor_pos_in_segment] || " "
    after_cursor = segment_chars[(cursor_pos_in_segment + 1)..-1]&.join || ""

    # Apply theme color to text parts, keep cursor highlight as is
    "#{theme.format_text(before_cursor, :user)}#{@pastel.on_white(@pastel.black(cursor_char))}#{theme.format_text(after_cursor, :user)}"
  elsif @cursor_position == segment_end && segment_end == line.length
    # Cursor is at the very end of the line, show it in last segment
    segment_text = segment_chars.join
    "#{theme.format_text(segment_text, :user)}#{@pastel.on_white(@pastel.black(' '))}"
  else
    # Cursor is not in this segment, apply theme color
    theme.format_text(segment_chars.join, :user)
  end
end

#render_line_with_cursor(line) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1053

def render_line_with_cursor(line)
  chars = line.chars
  before_cursor = chars[0...@cursor_position].join
  cursor_char = chars[@cursor_position] || " "
  after_cursor = chars[(@cursor_position + 1)..-1]&.join || ""

  "#{@pastel.white(before_cursor)}#{@pastel.on_white(@pastel.black(cursor_char))}#{@pastel.white(after_cursor)}"
end

#render_separator(row) ⇒ Object

Render a separator line (ensures it doesn’t exceed screen width)

Parameters:

  • row (Integer) —

    Row position to render



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# File 'lib/clacky/ui2/components/input_area.rb', line 1094

def render_separator(row)
  move_cursor(row, 0)
  # Ensure separator doesn't exceed screen width to prevent wrapping
  separator_width = [@width, 1].max
  content = @pastel.dim("─" * separator_width)
  print content
  # Clear any remaining space
  remaining = @width - separator_width
  print " " * remaining if remaining > 0
end

#render_sessionbar(row) ⇒ Integer

Render session bar with wrapping support

Parameters:

  • row (Integer) —

    Starting row position

Returns:

  • (Integer) —

    Number of rows actually used



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# File 'lib/clacky/ui2/components/input_area.rb', line 1108

def render_sessionbar(row)
  move_cursor(row, 0)

  # If no sessionbar info, just render a separator
  unless @sessionbar_info[:working_dir]
    separator_width = [@width, 1].max
    content = @pastel.dim("─" * separator_width)
    print content
    remaining = @width - separator_width
    print " " * remaining if remaining > 0
    return 1
  end

  session_line = build_sessionbar_content
  
  # IMPORTANT: Always use print_with_padding which handles truncation
  # to prevent terminal auto-wrap
  print_with_padding(session_line)
  1
end

#required_height ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 90

def required_height
  # When paused (InlineInput active), don't take up any space
  return 0 if @paused

  height = 0
  
  # Session bar - calculate actual wrapped height
  height += calculate_sessionbar_height
  
  # Separator after session bar
  height += 1
  
  # Images
  height += @files.size
  
  # Calculate height considering wrapped lines
  # Use effective content width (respecting MAX_CONTENT_WIDTH_RATIO)
  content_width = effective_content_width(@width)
  @lines.each_with_index do |line, idx|
    prefix = if idx == 0
      prompt
    else
      " " * prompt.length
    end
    prefix_width = calculate_display_width(strip_ansi_codes(prefix))
    available_width = [content_width - prefix_width, 20].max  # At least 20 chars
    wrapped_segments = wrap_line(line, available_width)
    height += wrapped_segments.size
  end
  
  # Bottom separator
  height += 1
  
  # Command suggestions (rendered above input)
  height += @command_suggestions.required_height if @command_suggestions
  
  # Tips and user tips
  height += 1 if @tips_message
  height += 1 if @user_tip
  
  height
end

#resume ⇒ Object

Resume input area (when InlineInput is done)



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# File 'lib/clacky/ui2/components/input_area.rb', line 490

def resume
  @paused = false
end

#set_prompt(prompt) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 538

def set_prompt(prompt)
  prompt = prompt
end

#set_skill_loader(skill_loader, agent_profile = nil) ⇒ Object

Set skill loader for command suggestions

Parameters:



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# File 'lib/clacky/ui2/components/input_area.rb', line 136

def set_skill_loader(skill_loader, agent_profile = nil)
  @skill_loader = skill_loader
  @command_suggestions.load_skill_commands(skill_loader, agent_profile) if skill_loader
end

#set_tips(message, type: :info) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 402

def set_tips(message, type: :info)
  # Cancel existing timer if any
  if @tips_timer&.alive?
    @tips_timer.kill
  end

  @tips_message = message
  @tips_type = type

  # Auto-clear tips after 2 seconds
  @tips_timer = Thread.new do
    sleep 2
    # Clear tips from state and screen
    @tips_message = nil
    # Tips row: start_row + session_bar(1) + separator(1) + images + lines + separator(1)
    tips_row = @last_render_row + 2 + @files.size + @lines.size + 1
    move_cursor(tips_row, 0)
    clear_line
    flush
  end
end

#shorten_path(path) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1221

def shorten_path(path)
  return path if path.length <= 40

  # Replace home directory with ~
  home = ENV["HOME"]
  if home && path.start_with?(home)
    path = path.sub(home, "~")
  end

  # If still too long, show last parts
  if path.length > 40
    parts = path.split("/")
    if parts.length > 3
      ".../" + parts[-3..-1].join("/")
    else
      path[0..40] + "..."
    end
  else
    path
  end
end

#show_user_tip(probability: 0.4, rotation_interval: 12, max_tips: 3) ⇒ Object

Show a random user tip with probability and auto-rotation (max 3 tips)

Parameters:

  • probability (Float) (defaults to: 0.4) —

    Probability of showing tip (0.0 to 1.0, default: 0.4)

  • rotation_interval (Integer) (defaults to: 12) —

    Seconds between tip rotation (default: 12)

  • max_tips (Integer) (defaults to: 3) —

    Maximum number of tips to show before stopping (default: 3)



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# File 'lib/clacky/ui2/components/input_area.rb', line 436

def show_user_tip(probability: 0.4, rotation_interval: 12, max_tips: 3)
  # Random chance to show tip
  return unless rand < probability
  
  # Stop existing timer if any
  stop_user_tip_timer
  
  # Reset counter and pick first random tip
  @user_tip_count = 1
  @user_tip = USER_TIPS.sample
  
  # Start rotation timer (will show max_tips total)
  @user_tip_timer = Thread.new do
    while @user_tip_count < max_tips
      sleep rotation_interval
      @user_tip_count += 1
      
      # Pick a different tip
      old_tip = @user_tip
      loop do
        @user_tip = USER_TIPS.sample
        break if @user_tip != old_tip || USER_TIPS.size == 1
      end
    end
    
    # After showing max_tips, wait then clear
    sleep rotation_interval
    @user_tip = nil
    @user_tip_count = 0
  rescue => e
    # Silently handle thread errors
  end
end

#status_color_for(status) ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 1254

def status_color_for(status)
  case status.to_s.downcase
  when 'idle'
    :cyan  # Use darker cyan for idle state
  when 'working'
    :yellow  # Use yellow to highlight working state
  else
    :cyan
  end
end

#strip_ansi_codes(text) ⇒ String

Strip ANSI escape codes from a string

Parameters:

  • text (String) —

    Text with ANSI codes

Returns:

  • (String) —

    Text without ANSI codes



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# File 'lib/clacky/ui2/components/input_area.rb', line 758

def strip_ansi_codes(text)
  text.gsub(/\e\[[0-9;]*m/, '')
end

#submit ⇒ Object 



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# File 'lib/clacky/ui2/components/input_area.rb', line 602

def submit
  text = current_value
  files = @files.dup
  add_to_history(text) unless text.empty?
  clear
  { text: text, files: files }
end

#theme ⇒ Object

Get current theme from ThemeManager



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# File 'lib/clacky/ui2/components/input_area.rb', line 81

def theme
  UI2::ThemeManager.current_theme
end

#update_sessionbar(session_id: nil, working_dir: nil, mode: nil, model: nil, tasks: nil, cost: nil, cost_source: nil, status: nil) ⇒ Object

Update session bar info

Parameters:

  • session_id (String) (defaults to: nil) —

    Full session id (rendered as first 8 chars)

  • working_dir (String) (defaults to: nil) —

    Working directory

  • mode (String) (defaults to: nil) —

    Permission mode

  • model (String) (defaults to: nil) —

    AI model name

  • tasks (Integer) (defaults to: nil) —

    Number of completed tasks

  • cost (Float) (defaults to: nil) —

    Total cost

  • cost_source (Symbol, nil) (defaults to: nil) —

    :api / :price / :default — :default renders as N/A

  • status (String) (defaults to: nil) —

    Workspace status (‘idle’ or ‘working’)



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# File 'lib/clacky/ui2/components/input_area.rb', line 150

def update_sessionbar(session_id: nil, working_dir: nil, mode: nil, model: nil, tasks: nil, cost: nil, cost_source: nil, status: nil)
  @sessionbar_info[:session_id] = session_id if session_id
  @sessionbar_info[:working_dir] = working_dir if working_dir
  @sessionbar_info[:mode] = mode if mode
  @sessionbar_info[:model] = model if model
  @sessionbar_info[:tasks] = tasks if tasks
  @sessionbar_info[:cost] = cost if cost
  @sessionbar_info[:cost_source] = cost_source if cost_source
  @sessionbar_info[:status] = status if status
end

#wrap_line(line, max_width) ⇒ Array<Hash>

Wrap a line into multiple segments based on available width Considers display width of characters (multi-byte characters like Chinese)

Parameters:

  • line (String) —

    The line to wrap

  • max_width (Integer) —

    Maximum display width per wrapped line

Returns:

  • (Array<Hash>) —

    Array of segment info: { text: String, start: Integer, end: Integer }



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# File 'lib/clacky/ui2/components/input_area.rb', line 744

def wrap_line(line, max_width)
  super(line, max_width)
end