-- ==============================================================================
-- CV Site - Hyperscript Functions
-- ==============================================================================
-- Global hyperscript functions for CV interactive features
-- Keeps HTML templates clean and behavior organized

-- ==============================================================================
-- PRINT FUNCTIONS
-- ==============================================================================

-- Print friendly - applies clean theme and short version for printing
def printFriendly()
  -- Store current state
  set container to the first .cv-container
  set paper to the first .cv-paper
  set wasClean to container.classList.contains('theme-clean')
  set wasLong to paper.classList.contains('cv-long')
  set currentZoom to localStorage.getItem('cv-zoom') or '100'

  -- Apply print-friendly settings
  if wasClean is false then add .theme-clean to container end
  remove .cv-long from paper
  add .cv-short to paper

  -- Reset zoom for consistent printing
  set #zoom-wrapper's *zoom to 1

  -- Let CSS apply, then print
  wait 50ms
  call window.print()

  -- Wait for print dialog to close, then restore
  wait 100ms

  -- Restore original theme
  if wasClean is false then remove .theme-clean from container end

  -- Restore original length
  if wasLong is true
    remove .cv-short from paper
    add .cv-long to paper
  end

  -- Restore original zoom by triggering slider input event
  if currentZoom is not '100'
    set #zoom-slider's value to currentZoom
    send input to #zoom-slider
  end
end

-- ==============================================================================
-- SCROLL BEHAVIOR
-- ==============================================================================

-- Initialize scroll behavior state
def initScrollBehavior()
  set :lastScroll to 0
  set :scrollThreshold to 100
  set :keepHeaderVisible to false
end

-- Handle scroll events
def handleScroll()
  set currentScroll to window.pageYOffset
  set menu to the first .navigation-menu
  set isMenuOpen to menu.classList.contains('menu-open')

  -- Calculate if at bottom (within 50px)
  set scrollHeight to document.documentElement.scrollHeight
  set clientHeight to document.documentElement.clientHeight
  set isAtBottom to (scrollHeight - currentScroll - clientHeight) < 50

  -- Reset keepHeaderVisible when scrolling up
  if currentScroll < :lastScroll
    set :keepHeaderVisible to false
  end

  -- Header visibility based on scroll direction
  if currentScroll > :scrollThreshold
    if currentScroll > :lastScroll and :keepHeaderVisible is false
      -- Scrolling down - hide header
      add .header-hidden to .action-bar
      if isMenuOpen is true then add .header-hidden to menu end
    else
      -- Scrolling up - show header
      remove .header-hidden from .action-bar
      if isMenuOpen is true then remove .header-hidden from menu end
    end
  else
    -- At top - always show header
    remove .header-hidden from .action-bar
    if isMenuOpen is true then remove .header-hidden from menu end
  end

  -- Back to top button visibility (show after 300px scroll)
  if currentScroll > 300
    set #back-to-top's *display to 'flex'
  else
    set #back-to-top's *display to 'none'
  end

  -- At-bottom positioning for fixed buttons
  if isAtBottom
    add .at-bottom to #back-to-top
    add .at-bottom to #info-button
  else
    remove .at-bottom from #back-to-top
    remove .at-bottom from #info-button
  end

  -- Update last scroll position
  set :lastScroll to currentScroll
end