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

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

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
    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
    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
-- ==============================================================================

def initScrollBehavior()
  set :lastScroll to 0
  set :scrollThreshold to 100
  set :keepHeaderVisible to false
end

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: Scrolling down past threshold
  if currentScroll > :scrollThreshold and currentScroll > :lastScroll and :keepHeaderVisible is false
    add .header-hidden to .action-bar
    if isMenuOpen is true
      add .header-hidden to menu
    end
  end

  -- Header visibility: Scrolling up past threshold
  if currentScroll > :scrollThreshold and (currentScroll <= :lastScroll or :keepHeaderVisible is true)
    remove .header-hidden from .action-bar
    if isMenuOpen is true
      remove .header-hidden from menu
    end
  end

  -- Header visibility: At top
  if currentScroll <= :scrollThreshold
    remove .header-hidden from .action-bar
    if isMenuOpen is true
      remove .header-hidden from menu
    end
  end

  -- Back to top button visibility
  if currentScroll > 300
    set #back-to-top's *display to 'flex'
  end

  if currentScroll <= 300
    set #back-to-top's *display to 'none'
  end

  -- At-bottom class for fixed buttons
  if isAtBottom
    add .at-bottom to #back-to-top
    add .at-bottom to #info-button
    add .at-bottom to #shortcuts-button
  end

  if not isAtBottom
    remove .at-bottom from #back-to-top
    remove .at-bottom from #info-button
    remove .at-bottom from #shortcuts-button
  end

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

-- ==============================================================================
-- TOGGLE FUNCTIONS
-- ==============================================================================

def toggleCVLength(isLong)
  set paper to the first .cv-paper
  set lengthCheckbox to the first #lengthToggle
  set menuLengthCheckbox to the first #lengthToggleMenu

  -- Update DOM state
  if isLong is true
    remove .cv-short from paper
    add .cv-long to paper
    set lengthCheckbox's checked to true
    set menuLengthCheckbox's checked to true
    call localStorage.setItem('cv-length', 'long')
  end

  if isLong is false
    remove .cv-long from paper
    add .cv-short to paper
    set lengthCheckbox's checked to false
    set menuLengthCheckbox's checked to false
    call localStorage.setItem('cv-length', 'short')
  end
end

def toggleIcons(showIcons)
  set paper to the first .cv-paper
  set iconsCheckbox to the first #iconToggle
  set menuIconsCheckbox to the first #iconToggleMenu

  -- Update DOM state
  if showIcons is true
    add .show-icons to paper
    set iconsCheckbox's checked to true
    set menuIconsCheckbox's checked to true
    call localStorage.setItem('cv-icons', 'show')
  end

  if showIcons is false
    remove .show-icons from paper
    set iconsCheckbox's checked to false
    set menuIconsCheckbox's checked to false
    call localStorage.setItem('cv-icons', 'hide')
  end
end

def toggleTheme(isClean)
  set container to the first .cv-container
  set themeCheckbox to the first #themeToggle
  set menuThemeCheckbox to the first #themeToggleMenu

  -- Update DOM state
  if isClean is true
    add .theme-clean to container
    set themeCheckbox's checked to true
    set menuThemeCheckbox's checked to true
    call localStorage.setItem('cv-theme', 'clean')
  end

  if isClean is false
    remove .theme-clean from container
    set themeCheckbox's checked to false
    set menuThemeCheckbox's checked to false
    call localStorage.setItem('cv-theme', 'default')
  end
end

-- ==============================================================================
-- HOVER SYNC FUNCTIONS
-- ==============================================================================

def syncPdfHover(show)
  set pdfButtons to .pdf-download-button

  if show is true
    for button in pdfButtons
      add .pdf-hover-sync to button
    end
  end

  if show is false
    for button in pdfButtons
      remove .pdf-hover-sync from button
    end
  end
end

def syncPrintHover(show)
  set printButtons to .print-button

  if show is true
    for button in printButtons
      add .print-hover-sync to button
    end
  end

  if show is false
    for button in printButtons
      remove .print-hover-sync from button
    end
  end
end

def highlightZoomControl(show)
  set zoomWrapper to the first #zoom-wrapper

  if show is true
    add .highlight to zoomWrapper
  end

  if show is false
    remove .highlight from zoomWrapper
  end
end

-- ==============================================================================
-- KEYBOARD SHORTCUTS
-- ==============================================================================
-- Note: Keyboard event handlers are now defined inline in the body tag
-- because hyperscript 0.9.12 doesn't support nested event handlers (on ... inside def)