document.addEventListener('DOMContentLoaded', () => {
    // Initialize app
    createSnowflakes();
    initializeStory();
    setupNavigation();

    // Event listeners
    document.getElementById('continue-story')?.addEventListener('click', continueStory);
    document.getElementById('ask-question')?.addEventListener('click', askQuestion);

    // Location buttons
    document.querySelectorAll('.location-btn').forEach(btn => {
        btn.addEventListener('click', () => {
            const location = btn.dataset.location;
            showLocation(location);
        });
    });

    // Back buttons
    document.querySelectorAll('[data-back]').forEach(btn => {
        btn.addEventListener('click', showHomeView);
    });
});

function setupNavigation() {
    // Handle bottom nav clicks
    document.querySelectorAll('.nav-btn').forEach(btn => {
        btn.addEventListener('click', () => {
            const view = btn.dataset.view;
            showView(view);
            
            // Update active state
            document.querySelectorAll('.nav-btn').forEach(navBtn => {
                navBtn.classList.remove('active');
            });
            btn.classList.add('active');
        });
    });
}

function showView(viewName) {
    // Hide all views
    document.querySelectorAll('.view').forEach(view => {
        view.classList.add('hidden');
        view.classList.remove('active');
    });
    
    // Show selected view
    const view = document.getElementById(`${viewName}-view`);
    if (view) {
        view.classList.remove('hidden');
        view.classList.add('active');
    }
}

function showHomeView() {
    showView('home');
    document.querySelector('[data-view="home"]').classList.add('active');
}

function showLocation(location) {
    showView(location);
}
function initializeStory() {
    const currentDay = 1;
    document.getElementById('current-day').textContent = currentDay;
    
    const chapterTitles = [
        "Chapter 1: The Arrival",
        "Chapter 2: The Baker's Secret",
        "Chapter 3: Market Mystery",
        "Chapter 4: Getting Around",
        "Chapter 5: Hotel Check-in",
        "Chapter 6: Café Culture",
        "Chapter 7: Weekly Review",
        "Chapter 8: Grocery Shopping",
        "Chapter 9: Post Office Visit",
        "Chapter 10: Doctor's Visit",
        "Chapter 11: Public Transport",
        "Chapter 12: Restaurant Night",
        "Chapter 13: Shopping Spree",
        "Chapter 14: Weekly Review",
        "Chapter 15: Carol Singing",
        "Chapter 16: Tree Decorating",
        "Chapter 17: Gift Wrapping",
        "Chapter 18: Winter Sports",
        "Chapter 19: Holiday Cooking",
        "Chapter 20: Town Celebration",
        "Chapter 21: Weekly Review",
        "Chapter 22: Storytelling",
        "Chapter 23: Local Legends",
        "Chapter 24: Christmas Eve",
        "Chapter 25: Farewell"
    ];
    
    if (document.getElementById('chapter-title')) {
        document.getElementById('chapter-title').textContent = chapterTitles[currentDay - 1] || "Chapter 1: The Arrival";
    }
}
function generateCalendar() {
        const calendarDays = document.getElementById('calendar-days');
        if (!calendarDays) return;
        
        calendarDays.innerHTML = '';
        
        for (let day = 1; day <= 25; day++) {
            const dayElement = document.createElement('div');
            dayElement.className = `text-center p-3 rounded-lg cursor-pointer transition ${day === 1 ? 'bg-primary text-white' : day <= 1 ? 'bg-green-100 text-green-800' : 'bg-gray-100 text-gray-400'}`;
            dayElement.innerHTML = `
                <div class="font-bold text-lg">${day}</div>
                <div class="text-xs">${day === 1 ? 'Today' : 'Day ' + day}</div>
            `;
            
            if (day <= 1) {
                dayElement.addEventListener('click', () => {
                    alert(`You're on Day ${day}! ${day === 1 ? 'Continue your adventure.' : 'This day will unlock soon.'}`);
                });
            }
            
            calendarDays.appendChild(dayElement);
        }
    }
    
    function loadCharacters() {
        const characterContainer = document.getElementById('character-profiles');
        if (!characterContainer) return;
        
        const characters = [
            {
                name: "Pierre",
                role: "The Baker",
                description: "Friendly local who loves teaching phrases about food.",
                img: "http://static.photos/people/200x200/10"
            },
            {
                name: "Claire",
                role: "Market Vendor",
                description: "Sells Christmas ornaments and knows all the holiday vocabulary.",
                img: "http://static.photos/people/200x200/11"
            },
            {
                name: "Luc",
                role: "Town Musician",
                description: "Teaches French through Christmas carols.",
                img: "http://static.photos/people/200x200/12"
            },
            {
                name: "Monsieur Lefevre",
                role: "Mayor",
                description: "Speaks formal French - great for learning polite expressions.",
                img: "http://static.photos/people/200x200/13"
            }
        ];
        
        characterContainer.innerHTML = '';
        
        characters.forEach(char => {
            const charElement = document.createElement('div');
            charElement.className = 'text-center';
            charElement.innerHTML = `
                <img src="${char.img}" alt="${char.name}" class="w-20 h-20 rounded-full mx-auto mb-3 border-4 border-white shadow">
                <h4 class="font-bold text-primary">${char.name}</h4>
                <p class="text-sm text-secondary font-medium">${char.role}</p>
                <p class="text-xs text-gray-600 mt-1">${char.description}</p>
            `;
            characterContainer.appendChild(charElement);
        });
    }
    
    function continueStory() {
        const storyChat = document.getElementById('story-chat');
        if (!storyChat) return;
        
        const storySteps = [
            { speaker: "ai", text: "You walk toward the town square and see a beautiful Christmas market. A vendor calls out: 'Venez voir nos décorations!' (Come see our decorations!)", character: "Market Vendor" },
            { speaker: "user", text: "Je voudrais acheter une décoration. (I would like to buy a decoration.)", character: "You" },
            { speaker: "ai", text: "'Très bien! Celle-ci coûte cinq euros,' she says with a smile. You've just completed your first transaction in French!", character: "Claire" }
        ];
        
        storySteps.forEach((step, index) => {
            setTimeout(() => {
                const messageDiv = document.createElement('div');
                messageDiv.className = 'flex items-start space-x-3 mb-4';
                
                if (step.speaker === 'user') {
                    messageDiv.innerHTML = `
                        <div class="bg-primary rounded-full p-2">
                            <i data-feather="user" class="text-white"></i>
                        </div>
                        <div class="bg-gray-100 rounded-2xl px-4 py-2 max-w-xs">
                            <p class="font-medium">${step.text}</p>
                            <p class="text-xs text-gray-500 mt-1">${step.character}</p>
                        </div>
                    `;
                } else {
                    messageDiv.innerHTML = `
                        <div class="bg-secondary rounded-full p-2">
                            <i data-feather="user-check" class="text-white"></i>
                        </div>
                        <div class="bg-blue-50 rounded-2xl px-4 py-2 max-w-xs">
                            <p class="font-medium">${step.text}</p>
                            <p class="text-xs text-gray-500 mt-1">${step.character}</p>
                        </div>
                    `;
                }
                
                storyChat.appendChild(messageDiv);
                storyChat.scrollTop = storyChat.scrollHeight;
                feather.replace();
            }, (index + 1) * 1500);
        });
        
        // Update mission text after story progresses
        setTimeout(() => {
            const missionElement = document.getElementById('daily-mission');
            if (missionElement) {
                missionElement.textContent = "Visit the Christmas market and buy a decoration using French.";
            }
        }, 5000);
    }
    
    function askQuestion() {
        const storyChat = document.getElementById('story-chat');
        if (!storyChat) return;
        
        const questionDiv = document.createElement('div');
        questionDiv.className = 'flex items-start space-x-3 mb-4';
        questionDiv.innerHTML = `
            <div class="bg-accent rounded-full p-2">
                <i data-feather="help-circle" class="text-white"></i>
            </div>
            <div class="bg-yellow-50 rounded-2xl px-4 py-2 max-w-xs">
                <p class="font-medium">How do I say 'How much does this cost?' in French?</p>
                <p class="text-xs text-gray-500 mt-1">You asked</p>
            </div>
        `;
        
        storyChat.appendChild(questionDiv);
        
        setTimeout(() => {
            const answerDiv = document.createElement('div');
            answerDiv.className = 'flex items-start space-x-3 mb-4';
            answerDiv.innerHTML = `
                <div class="bg-secondary rounded-full p-2">
                    <i data-feather="user-check" class="text-white"></i>
                </div>
                <div class="bg-green-50 rounded-2xl px-4 py-2 max-w-xs">
                    <p class="font-medium">You say: 'Combien ça coûte?' (kɔm.bjɛ̃ sa kut). Try repeating it!</p>
                    <p class="text-xs text-gray-500 mt-1">Pierre helps</p>
                </div>
            `;
            
            storyChat.appendChild(answerDiv);
            storyChat.scrollTop = storyChat.scrollHeight;
            feather.replace();
        }, 1000);
    }
function createSnowflakes() {
    const snowContainer = document.getElementById('snow-overlay');
    if (!snowContainer) return;
    
    for (let i = 0; i < 100; i++) {
        const snowflake = document.createElement('div');
        snowflake.className = 'snowflake';
        snowflake.innerHTML = '❄';
        snowflake.style.left = Math.random() * 100 + 'vw';
        snowflake.style.top = -20 + 'px';
        snowflake.style.fontSize = (Math.random() * 10 + 8) + 'px';
        snowflake.style.opacity = Math.random();
        snowflake.style.animationDuration = `${Math.random() * 5 + 5}s, ${Math.random() * 5 + 5}s`;
        snowflake.style.animationDelay = `${Math.random() * 5}s`;
        
        snowContainer.appendChild(snowflake);
    }
}

function visitLocation(location) {
    const locations = {
        bakery: {
            title: "Pierre's Bakery",
            description: "The sweet smell of fresh pastries fills the air as you enter the cozy bakery. Pierre greets you warmly."
        },
        market: {
            title: "Christmas Market",
            description: "Colorful stalls line the square, selling handmade ornaments and holiday treats. Claire waves as you approach."
        },
        hotel: {
            title: "Town Hotel",
            description: "The grand hotel entrance welcomes you with twinkling lights. The concierge stands ready to assist."
        }
    };
    
    const storyPanel = document.querySelector('.story-panel');
    if (storyPanel) {
        storyPanel.querySelector('#chapter-title').textContent = locations[location].title;
        storyPanel.querySelector('#story-text').textContent = locations[location].description;
    }
}
});