#124 - Toggle Item Visibility v0.1

<!-- 💙 MEMBERSCRIPT #124 v0.1 💙 - TOGGLE ITEM VISIBILITY -->
<script>
  document.addEventListener('DOMContentLoaded', function() {
    const STORAGE_KEY = 'ms-code-vis-states';

    // Load saved states from local storage
    let savedStates = JSON.parse(localStorage.getItem(STORAGE_KEY)) || {};

    // Find all unique group identifiers
    const groups = new Set([...document.querySelectorAll('[ms-code-vis-item]')].map(el => el.getAttribute('ms-code-vis-item')));

    groups.forEach(group => {
      const item = document.querySelector(`[ms-code-vis-item="${group}"]`);
      const showButton = document.querySelector(`[ms-code-vis-show="${group}"]`);
      const hideButton = document.querySelector(`[ms-code-vis-hide="${group}"]`);

      if (!item || !showButton || !hideButton) return;

      // Function to update visibility
      function updateVisibility(isVisible) {
        if (isVisible) {
          item.style.removeProperty('display');
          showButton.style.display = 'none';
          hideButton.style.removeProperty('display');
        } else {
          item.style.display = 'none';
          showButton.style.removeProperty('display');
          hideButton.style.display = 'none';
        }
        // Save state to local storage
        savedStates[group] = isVisible;
        localStorage.setItem(STORAGE_KEY, JSON.stringify(savedStates));
      }

      // Set initial visibility
      const defaultState = item.getAttribute('ms-code-vis-default');
      const savedState = savedStates[group];

      if (savedState !== undefined) {
        updateVisibility(savedState);
      } else if (defaultState === 'hide') {
        updateVisibility(false);
      } else {
        updateVisibility(true);
      }

      // Add click event listeners
      showButton.addEventListener('click', function(e) {
        e.preventDefault();
        updateVisibility(true);
      });

      hideButton.addEventListener('click', function(e) {
        e.preventDefault();
        updateVisibility(false);
      });
    });
  });
</script>