MediaWiki:Citizen.js: Difference between revisions

Revision as of 13:03, 26 April 2025

/* All JavaScript here will be loaded for users of the Citizen skin */

// Collapse specific headers by default on Desktop
mw.hook('wikipage.content').add(function($content) {
  if (window.innerWidth >= 768) {
    const idsToCollapse = [
      'Muling', 'Misc', 'Anti-ban', 'Anti-PK', 'Trip_Settings', 'Skills_Settings', 'Equipment'
    ];

    idsToCollapse.forEach(function(rawId) {
      const id = rawId.replace(/ /g, "_");
      const heading = document.getElementById(id);

      if (!heading) return;

      const sectionHeading = heading.closest('.citizen-section-heading');
      const content = sectionHeading?.nextElementSibling;

      if (content && content.classList.contains('citizen-section')) {
        content.hidden = 'until-found'; // Collapse by default
      }
    });
  }
});

// Helper: Expand any collapsed parent citizen-section containing the heading
function expandCitizenSectionFromHeading(heading) {
  if (!heading) return;

  let current = heading;
  while (current) {
    if (current.classList && current.classList.contains('citizen-section') && current.hidden) {
      current.hidden = false; // Expand hidden section
    }
    if (current.classList && current.classList.contains('citizen-section-heading')) {
      break; // Stop at section heading
    }
    current = current.parentElement;
  }
}

// Helper: True final scroll to real heading, after layout is ready
function smoothScrollToHeading(heading) {
  if (!heading) return;

  // If the heading is an invisible anchor, find the next real visible heading
  if (heading.offsetHeight === 0) {
    const nextHeading = heading.parentElement.querySelector('h1, h2, h3, h4, h5, h6');
    if (nextHeading) {
      heading = nextHeading;
    }
  }

  // Wait two animation frames to ensure layout is ready
  requestAnimationFrame(() => {
    requestAnimationFrame(() => {
      const rect = heading.getBoundingClientRect();
      const scrollTop = window.scrollY + rect.top - 80; // Adjust 80px for sticky header

      window.scrollTo({ top: scrollTop, behavior: 'smooth' });
    });
  });
}

// Handle direct URL loads with a hash (on page load)
mw.hook('wikipage.content').add(function() {
  if (window.innerWidth >= 768) {
    const hash = window.location.hash;
    if (hash && hash.length > 1) {
      const headingId = decodeURIComponent(hash.substring(1));
      setTimeout(() => {
        const heading = document.getElementById(headingId);
        if (heading) {
          expandCitizenSectionFromHeading(heading);

          requestAnimationFrame(() => {
            requestAnimationFrame(() => {
              smoothScrollToHeading(heading);
            });
          });
        }
      }, 100);
    }
  }
});

// Hook into Citizen TOC (Contents Menu) clicks correctly
mw.hook('wikipage.content').add(function() {
  if (window.innerWidth >= 768) {
    setTimeout(() => {
      document.querySelectorAll('#mw-panel-toc a[href^="#"]').forEach(function(anchor) {
        anchor.addEventListener('click', function(e) {
          e.preventDefault(); // Block native browser jump immediately

          const hash = decodeURIComponent(this.getAttribute('href')).substring(1);
          const heading = document.getElementById(hash);

          if (heading) {
            expandCitizenSectionFromHeading(heading);

            requestAnimationFrame(() => {
              requestAnimationFrame(() => {
                smoothScrollToHeading(heading);
              });
            });
          }
        });
      });
    }, 200);
  }
});

// Intercept in-page wiki links like [[#HeadingName]]
mw.hook('wikipage.content').add(function($content) {
  if (window.innerWidth >= 768) {
    setTimeout(() => {
      document.querySelectorAll('#mw-content-text a[href^="#"]').forEach(function(anchor) {
        anchor.addEventListener('click', function(e) {
          e.preventDefault(); // Block native jump

          const hash = decodeURIComponent(this.getAttribute('href')).substring(1);
          const heading = document.getElementById(hash);

          if (heading) {
            expandCitizenSectionFromHeading(heading);

            requestAnimationFrame(() => {
              requestAnimationFrame(() => {
                smoothScrollToHeading(heading);
              });
            });
          }
        });
      });
    }, 200);
  }
});