(function () {
    'use strict';

    var frameId = 'app-content';
    var shell = document.querySelector('[data-app-shell]');
    if (!shell) {
        return;
    }

    function isDesktop() {
        return window.matchMedia('(min-width: 1024px)').matches;
    }

    function routeMatches(patterns, routeName) {
        if (!routeName || !patterns || !patterns.length) {
            return false;
        }

        return patterns.some(function (pattern) {
            if (pattern.slice(-2) === '.*') {
                var prefix = pattern.slice(0, -2);
                return routeName === prefix || routeName.indexOf(prefix + '.') === 0;
            }

            return routeName === pattern;
        });
    }

    function parsePatterns(el) {
        var raw = el.getAttribute('data-nav-patterns');
        if (!raw) {
            return [];
        }

        try {
            return JSON.parse(raw);
        } catch (e) {
            return [];
        }
    }

    function updateNavActive(routeName) {
        shell.querySelectorAll('[data-nav-patterns]').forEach(function (el) {
            var active = routeMatches(parsePatterns(el), routeName);
            el.classList.toggle('is-active', active);

            if (el.classList.contains('app-shell__link') || el.classList.contains('app-shell__bottom-item') || el.classList.contains('app-shell__sheet-link')) {
                if (active) {
                    el.setAttribute('aria-current', 'page');
                } else {
                    el.removeAttribute('aria-current');
                }
            }
        });

        shell.querySelectorAll('[data-nav-group]').forEach(function (groupEl) {
            var childLinks = groupEl.querySelectorAll('[data-nav-patterns]');
            var groupActive = false;

            childLinks.forEach(function (link) {
                if (routeMatches(parsePatterns(link), routeName)) {
                    groupActive = true;
                }
            });

            if (groupActive) {
                groupEl.setAttribute('data-open', '');
                var btn = groupEl.querySelector('[data-nav-group-toggle]');
                if (btn) {
                    btn.setAttribute('aria-expanded', 'true');
                }
            }
        });
    }

    function readPageMeta(frame) {
        var marker = frame ? frame.querySelector('[data-page-route]') : null;
        if (!marker) {
            return { route: '', title: document.title };
        }

        return {
            route: marker.getAttribute('data-page-route') || '',
            title: marker.getAttribute('data-page-title') || document.title,
        };
    }

    function showProgress() {
        var bar = document.getElementById('app-content-progress');
        if (bar) {
            bar.hidden = false;
            bar.classList.add('is-active');
        }

        var frame = document.getElementById(frameId);
        if (frame) {
            frame.classList.add('is-loading');
        }
    }

    function hideProgress() {
        var bar = document.getElementById('app-content-progress');
        if (bar) {
            bar.classList.remove('is-active');
            bar.hidden = true;
        }

        var frame = document.getElementById(frameId);
        if (frame) {
            frame.classList.remove('is-loading');
        }
    }

    function onFrameLoaded(frame) {
        if (!frame || frame.id !== frameId) {
            return;
        }

        hideProgress();

        var meta = readPageMeta(frame);
        if (meta.title) {
            document.title = meta.title;
        }

        if (meta.route) {
            updateNavActive(meta.route);
        }

        if (isDesktop()) {
            frame.scrollTop = 0;
        } else {
            window.scrollTo({ top: 0, behavior: 'instant' in window ? 'instant' : 'auto' });
        }

        if (window.UiFeedback && window.UiFeedback.onFrameLoad) {
            window.UiFeedback.onFrameLoad(frame);
        }

        document.dispatchEvent(new CustomEvent('app:frame-loaded', { detail: { frame: frame, meta: meta } }));

        if (shell.classList.contains('is-nav-open')) {
            shell.classList.remove('is-nav-open');
            var sheet = shell.querySelector('[data-nav-sheet]');
            var backdrop = shell.querySelector('[data-nav-backdrop]');
            if (sheet) {
                sheet.hidden = true;
            }
            if (backdrop) {
                backdrop.hidden = true;
            }
            document.body.classList.remove('app-nav-open');
        }
    }

    document.addEventListener('turbo:frame-request-start', function (event) {
        if (event.target.id === frameId) {
            showProgress();
        }
    });

    document.addEventListener('turbo:frame-request-finish', function (event) {
        if (event.target.id === frameId) {
            hideProgress();
        }
    });

    document.addEventListener('turbo:frame-load', function (event) {
        onFrameLoaded(event.target);
    });

    document.addEventListener('turbo:frame-missing', function (event) {
        if (event.target.id === frameId) {
            event.detail.response.redirected = false;
            event.preventDefault();
            window.location.href = event.detail.url;
        }
    });

    var initialFrame = document.getElementById(frameId);
    if (initialFrame) {
        var initialMeta = readPageMeta(initialFrame);
        if (initialMeta.route) {
            updateNavActive(initialMeta.route);
        }
    }
})();