PixPick/gemini.html at master · CoffeeDev7/PixPick · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Share & Rate</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap" rel="stylesheet">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css">
    <style>
        body {
            font-family: 'Inter', sans-serif;
            background-color: #0d1117;
            color: #c9d1d9;
        }
    </style>
    <script type="module">
        import { initializeApp } from "https://www.gstatic.com/firebasejs/11.6.1/firebase-app.js";
        import { getAuth, signInAnonymously, signInWithCustomToken, onAuthStateChanged } from "https://www.gstatic.com/firebasejs/11.6.1/firebase-auth.js";
        import { getFirestore, doc, getDoc, addDoc, setDoc, updateDoc, onSnapshot, collection, query, serverTimestamp } from "https://www.gstatic.com/firebasejs/11.6.1/firebase-firestore.js";

        // Firebase global variables provided by the canvas environment
        const appId = typeof __app_id !== 'undefined' ? __app_id : 'default-app-id';
        const firebaseConfig = typeof __firebase_config !== 'undefined' ? JSON.parse(__firebase_config) : {};
        const initialAuthToken = typeof __initial_auth_token !== 'undefined' ? __initial_auth_token : null;

        // Gemini API configuration
        const API_URL = 'https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash-image-preview:generateContent?key=';
        const apiKey = ''; // Provided by the environment

        // --- Firebase Initialization ---
        const app = initializeApp(firebaseConfig);
        const db = getFirestore(app);
        const auth = getAuth(app);
        let userId = null;

        // UI elements
        const imageGrid = document.getElementById('imageGrid');
        const shareForm = document.getElementById('shareForm');
        const imageUrlInput = document.getElementById('imageUrlInput');
        const messageContainer = document.getElementById('message');
        const userIdDisplay = document.getElementById('userIdDisplay');
        const loadingIndicator = document.getElementById('loadingIndicator');
        const generateForm = document.getElementById('generateForm');
        const promptInput = document.getElementById('promptInput');
        const generateBtn = document.getElementById('generateBtn');

        // --- Utility Functions ---
        function showMessage(msg, type = 'info') {
            messageContainer.textContent = msg;
            messageContainer.className = `p-3 rounded-xl mt-4 text-center ${
                type === 'error' ? 'bg-red-500 text-white' : 'bg-blue-500 text-white'
            }`;
        }

        // --- Firebase Authentication ---
        onAuthStateChanged(auth, async (user) => {
            if (user) {
                userId = user.uid;
                userIdDisplay.textContent = `Your ID: ${userId}`;
                loadingIndicator.style.display = 'none';
                document.getElementById('mainContent').classList.remove('hidden');
                setupRealtimeListener();
            } else {
                try {
                    if (initialAuthToken) {
                        await signInWithCustomToken(auth, initialAuthToken);
                    } else {
                        await signInAnonymously(auth);
                    }
                } catch (error) {
                    console.error("Authentication Error:", error);
                    showMessage('Failed to authenticate. Please try again.', 'error');
                }
            }
        });

        // --- Firestore Real-time Listener ---
        function setupRealtimeListener() {
            const imagesCollection = collection(db, `artifacts/${appId}/public/data/images`);
            onSnapshot(imagesCollection, (snapshot) => {
                imageGrid.innerHTML = ''; // Clear existing images
                const images = [];
                snapshot.forEach((doc) => {
                    images.push({ id: doc.id, ...doc.data() });
                });

                // Sort images by creation time, newest first
                images.sort((a, b) => (b.createdAt?.toMillis() || 0) - (a.createdAt?.toMillis() || 0));

                if (images.length === 0) {
                    imageGrid.innerHTML = '<p class="text-center text-gray-400 col-span-1 md:col-span-3">No images shared yet. Be the first!</p>';
                } else {
                    images.forEach(renderImageCard);
                }
            }, (error) => {
                console.error("Firestore error:", error);
                showMessage('Failed to load images. Check your internet connection.', 'error');
            });
        }

        // --- UI Rendering ---
        function renderImageCard(image) {
            const card = document.createElement('div');
            card.className = 'bg-gray-800 rounded-xl shadow-lg overflow-hidden flex flex-col transform transition-transform hover:scale-105 duration-200';

            // Calculate average rating
            const ratingsMap = image.ratings || {};
            const ratingsCount = Object.keys(ratingsMap).length;
            const totalRating = Object.values(ratingsMap).reduce((sum, rating) => sum + rating, 0);
            const averageRating = ratingsCount > 0 ? (totalRating / ratingsCount).toFixed(1) : 'N/A';
            const userRating = ratingsMap[userId] || 0;

            const isAI = image.type === 'ai';
            const imageSource = isAI ? `data:image/png;base64,${image.url}` : image.url;
            const aiLabel = isAI ? `<div class="absolute top-2 left-2 bg-blue-500 text-white text-xs px-2 py-1 rounded-full">AI-Generated</div>` : '';

            card.innerHTML = `
                <div class="relative w-full h-48 sm:h-64">
                    <img src="${imageSource}" alt="Shared Image" class="w-full h-full object-cover">
                    ${aiLabel}
                    <div class="absolute top-2 right-2 bg-black bg-opacity-75 text-white text-xs px-2 py-1 rounded-full">
                        ⭐ ${averageRating} (${ratingsCount} votes)
                    </div>
                </div>
                <div class="p-4 flex flex-col justify-between flex-grow">
                    <div class="mb-4">
                        <p class="text-sm text-gray-400 truncate">Shared by: ${image.sharedBy.length > 8 ? `${image.sharedBy.substring(0, 8)}...` : image.sharedBy}</p>
                        ${isAI ? `<p class="text-xs text-gray-500 mt-1 italic">Prompt: "${image.prompt}"</p>` : ''}
                    </div>
                    <div class="flex items-center justify-center space-x-1 rating-stars text-2xl" data-id="${image.id}">
                        ${[1, 2, 3, 4, 5].map(star => `
                            <i class="fa-solid fa-star cursor-pointer transition-colors duration-200 ${userRating >= star ? 'text-yellow-400' : 'text-gray-600 hover:text-yellow-300'}" data-rating="${star}"></i>
                        `).join('')}
                    </div>
                </div>
            `;

            imageGrid.appendChild(card);
        }

        // --- Gemini API Call ---
        async function generateAndShareImage(prompt) {
            const url = `${API_URL}${apiKey}`;
            const payload = {
                contents: [{ parts: [{ text: prompt }] }],
                generationConfig: {
                    responseModalities: ["IMAGE"],
                },
            };

            generateBtn.disabled = true;
            generateBtn.innerHTML = `
                <div class="inline-block h-4 w-4 animate-spin rounded-full border-2 border-solid border-current border-r-transparent text-white mr-2"></div>
                Generating...
            `;
            showMessage('Generating image with AI...', 'info');

            try {
                const response = await fetch(url, {
                    method: 'POST',
                    headers: { 'Content-Type': 'application/json' },
                    body: JSON.stringify(payload)
                });

                if (!response.ok) {
                    throw new Error(`API error: ${response.status} ${response.statusText}`);
                }

                const result = await response.json();
                const base64Data = result?.candidates?.[0]?.content?.parts?.find(p => p.inlineData)?.inlineData?.data;

                if (base64Data) {
                    await addDoc(collection(db, `artifacts/${appId}/public/data/images`), {
                        url: base64Data,
                        prompt: prompt,
                        sharedBy: userId,
                        createdAt: serverTimestamp(),
                        ratings: {},
                        type: 'ai'
                    });
                    promptInput.value = '';
                    showMessage('AI image shared successfully!', 'info');
                } else {
                    showMessage('Failed to generate image. Please try a different prompt.', 'error');
                }

            } catch (error) {
                console.error("Gemini API Error:", error);
                showMessage('Failed to generate image. Please check your prompt or network.', 'error');
            } finally {
                generateBtn.disabled = false;
                generateBtn.innerHTML = '✨ Generate & Share Image';
            }
        }

        // --- Event Listeners ---
        shareForm.addEventListener('submit', async (e) => {
            e.preventDefault();
            if (!userId) {
                showMessage('Please wait, authenticating user...', 'info');
                return;
            }

            const imageUrl = imageUrlInput.value.trim();
            if (!imageUrl) {
                showMessage('Please enter an image URL.', 'error');
                return;
            }

            showMessage('Sharing image...', 'info');
            try {
                await addDoc(collection(db, `artifacts/${appId}/public/data/images`), {
                    url: imageUrl,
                    sharedBy: userId,
                    createdAt: serverTimestamp(),
                    ratings: {},
                    type: 'url'
                });
                imageUrlInput.value = '';
                showMessage('Image shared successfully!');
            } catch (error) {
                console.error("Error adding document:", error);
                showMessage('Failed to share image. Please try again.', 'error');
            }
        });

        generateForm.addEventListener('submit', async (e) => {
            e.preventDefault();
            if (!userId) {
                showMessage('Please wait, authenticating user...', 'info');
                return;
            }
            const prompt = promptInput.value.trim();
            if (!prompt) {
                showMessage('Please enter a prompt for the AI.', 'error');
                return;
            }
            await generateAndShareImage(prompt);
        });

        imageGrid.addEventListener('click', async (e) => {
            if (!userId) {
                showMessage('Please wait, authenticating user...', 'info');
                return;
            }
            const star = e.target.closest('.fa-star');
            if (!star) return;

            const rating = parseInt(star.dataset.rating, 10);
            const imageCard = star.closest('.rating-stars');
            const imageId = imageCard.dataset.id;

            try {
                const imageRef = doc(db, `artifacts/${appId}/public/data/images`, imageId);
                const docSnap = await getDoc(imageRef);
                if (docSnap.exists()) {
                    const currentRatings = docSnap.data().ratings || {};
                    const newRatings = { ...currentRatings, [userId]: rating };
                    await updateDoc(imageRef, { ratings: newRatings });
                }
            } catch (error) {
                console.error("Error rating image:", error);
                showMessage('Failed to submit rating. Please try again.', 'error');
            }
        });
    </script>
</head>
<body class="p-4 sm:p-8">
    <div class="container mx-auto max-w-5xl bg-gray-900 rounded-3xl shadow-2xl p-6 sm:p-12">
        <header class="text-center mb-10">
            <h1 class="text-4xl sm:text-5xl font-extrabold text-transparent bg-clip-text bg-gradient-to-r from-blue-400 to-purple-500 mb-2">
                Share & Rate
            </h1>
            <p class="text-gray-400 text-lg sm:text-xl">
                Share images with friends and see what they think.
            </p>
        </header>

        <div id="loadingIndicator" class="text-center p-8">
            <div class="inline-block h-8 w-8 animate-spin rounded-full border-4 border-solid border-current border-r-transparent text-blue-400"></div>
            <p class="mt-2 text-gray-400">Loading...</p>
        </div>

        <div id="mainContent" class="hidden">
            <div class="text-center mb-6">
                <p id="userIdDisplay" class="text-sm text-gray-500 p-2 bg-gray-800 rounded-xl inline-block font-mono break-all"></p>
            </div>

            <div class="flex flex-col sm:flex-row gap-4 mb-8">
                <form id="shareForm" class="flex flex-col sm:flex-row gap-4 w-full">
                    <input type="url" id="imageUrlInput" placeholder="Paste image URL here" required class="flex-grow p-4 bg-gray-800 border border-gray-700 rounded-xl focus:outline-none focus:ring-2 focus:ring-blue-500 text-white placeholder-gray-500">
                    <button type="submit" class="bg-gradient-to-r from-blue-500 to-purple-600 text-white font-bold py-4 px-8 rounded-xl shadow-lg hover:from-blue-600 hover:to-purple-700 transition-all duration-300">
                        Share
                    </button>
                </form>
            </div>

            <div class="flex flex-col sm:flex-row gap-4 mb-8">
                <form id="generateForm" class="flex flex-col sm:flex-row gap-4 w-full">
                    <input type="text" id="promptInput" placeholder="Enter a prompt to generate an image..." required class="flex-grow p-4 bg-gray-800 border border-gray-700 rounded-xl focus:outline-none focus:ring-2 focus:ring-purple-500 text-white placeholder-gray-500">
                    <button type="submit" id="generateBtn" class="bg-gradient-to-r from-purple-500 to-pink-600 text-white font-bold py-4 px-8 rounded-xl shadow-lg hover:from-purple-600 hover:to-pink-700 transition-all duration-300">
                        ✨ Generate & Share Image
                    </button>
                </form>
            </div>

            <div id="message" class="text-center"></div>

            <div id="imageGrid" class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-6 mt-8">
                <!-- Image cards will be rendered here by JavaScript -->
            </div>
        </div>
    </div>
</body>
</html>