// Magisches Runen-Drehschloss (Cryptex Engine - Mobile First)
(function() {
    const DIALS = [
        // Dial 0: Houses
        [
            { icon: '🦁', name: 'Löwe' },
            { icon: '🐍', name: 'Schlange' },
            { icon: '🦅', name: 'Rabe' },
            { icon: '🦡', name: 'Dachs' }
        ],
        // Dial 1: Astral
        [
            { icon: '☀️', name: 'Sonne' },
            { icon: '🌙', name: 'Mond' },
            { icon: '⭐', name: 'Stern' },
            { icon: '⚡', name: 'Blitz' }
        ],
        // Dial 2: Elements
        [
            { icon: '🔥', name: 'Feuer' },
            { icon: '💧', name: 'Wasser' },
            { icon: '🌿', name: 'Kräuter' },
            { icon: '💨', name: 'Wind' }
        ],
        // Dial 3: Artifacts
        [
            { icon: '🗝️', name: 'Schlüssel' },
            { icon: '🪄', name: 'Zauberstab' },
            { icon: '📜', name: 'Rolle' },
            { icon: '⚗️', name: 'Phiole' }
        ]
    ];

    // Initial indices (unsolved)
    const state = [0, 0, 1, 0];
    let isUnlocked = false;

    // Elements
    const feedbackBox = document.getElementById('cryptexFeedback');
    const successPanel = document.getElementById('cryptexSuccess');
    const unlockBtn = document.getElementById('unlockCryptexBtn');

    window.stepDial = function(dialIdx, dir) {
        if (isUnlocked) return;

        const dial = DIALS[dialIdx];
        state[dialIdx] = (state[dialIdx] + dir + dial.length) % dial.length;

        const symEl = document.getElementById(`sym${dialIdx}`);
        const lblEl = document.getElementById(`lbl${dialIdx}`);

        if (window.navigator && window.navigator.vibrate) window.navigator.vibrate(20);
        if (window.soundFX) window.soundFX.playStoneSlide();

        // Quick flip animation
        symEl.style.transform = dir > 0 ? 'translateY(12px) scale(0.85)' : 'translateY(-12px) scale(0.85)';
        symEl.style.opacity = '0.4';

        setTimeout(() => {
            const currentItem = dial[state[dialIdx]];
            symEl.innerText = currentItem.icon;
            lblEl.innerText = currentItem.name;
            symEl.style.transform = 'translateY(0) scale(1)';
            symEl.style.opacity = '1';
        }, 80);
    };

    // Mobile Swipe Handler for each cylinder
    for (let i = 0; i < 4; i++) {
        const cyl = document.getElementById(`cylinder${i}`);
        if (!cyl) continue;

        let startY = 0;
        let isTouching = false;

        cyl.addEventListener('touchstart', (e) => {
            if (e.touches.length > 0) {
                startY = e.touches[0].clientY;
                isTouching = true;
            }
        }, { passive: true });

        cyl.addEventListener('touchend', (e) => {
            if (!isTouching) return;
            isTouching = false;
            const endY = e.changedTouches[0].clientY;
            const diff = endY - startY;

            // If swiped more than 20px
            if (Math.abs(diff) > 20) {
                e.preventDefault();
                if (diff < 0) {
                    window.stepDial(i, 1); // Swipe Up -> Next
                } else {
                    window.stepDial(i, -1); // Swipe Down -> Prev
                }
            }
        });
    }

    window.checkCryptex = async function() {
        if (isUnlocked) return;

        const currentCombination = [
            DIALS[0][state[0]].icon,
            DIALS[1][state[1]].icon,
            DIALS[2][state[2]].icon,
            DIALS[3][state[3]].icon
        ];

        try {
            const res = await fetch('/api/cryptex/unlock', {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({ combination: currentCombination })
            });
            const data = await res.json();

            if (data.success) {
                isUnlocked = true;
                if (unlockBtn) unlockBtn.style.display = 'none';

                if (window.soundFX) {
                    window.soundFX.playKeyChime();
                    window.soundFX.playMagicSuccess();
                }
                if (window.navigator && window.navigator.vibrate) {
                    window.navigator.vibrate([60, 100, 150]);
                }

                // Show golden shine on cylinders
                document.querySelectorAll('.dial-cylinder').forEach(c => {
                    c.style.borderColor = 'var(--gold)';
                    c.style.boxShadow = '0 0 20px var(--gold)';
                });

                if (feedbackBox) {
                    feedbackBox.style.display = 'block';
                    feedbackBox.style.background = 'rgba(46, 204, 113, 0.25)';
                    feedbackBox.style.border = '1px solid #2ecc71';
                    feedbackBox.style.color = '#2ecc71';
                    feedbackBox.innerText = data.message;
                }

                if (data.new_item && window.notifyNewItem) {
                    window.notifyNewItem(data.new_item);
                }

                setTimeout(() => {
                    if (successPanel) successPanel.style.display = 'block';
                }, 600);

            } else {
                if (window.soundFX) window.soundFX.playWhoosh();
                if (window.navigator && window.navigator.vibrate) {
                    window.navigator.vibrate([40, 40]);
                }

                const box = document.querySelector('.cryptex-box');
                box.style.transform = 'translateX(-8px)';
                setTimeout(() => box.style.transform = 'translateX(8px)', 80);
                setTimeout(() => box.style.transform = 'translateX(-4px)', 160);
                setTimeout(() => box.style.transform = 'translateX(0)', 240);

                if (feedbackBox) {
                    feedbackBox.style.display = 'block';
                    feedbackBox.style.background = 'rgba(231, 76, 60, 0.25)';
                    feedbackBox.style.border = '1px solid #e74c3c';
                    feedbackBox.style.color = '#e74c3c';
                    feedbackBox.innerText = data.message;
                }
            }
        } catch (e) {
            console.error("Cryptex check error:", e);
        }
    };
})();