757 lines
24 KiB
HTML
757 lines
24 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Firebase Firestore CRUD App</title>
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<style>
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:root {
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--primary-color: #4361ee;
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--secondary-color: #3f37c9;
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--accent-color: #4895ef;
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--danger-color: #f72585;
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--success-color: #4cc9f0;
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--light-color: #f8f9fa;
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--dark-color: #212529;
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--text-color: #2b2d42;
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--border-radius: 12px;
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--box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
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--transition: all 0.3s ease;
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}
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* {
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box-sizing: border-box;
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margin: 0;
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padding: 0;
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}
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body {
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font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
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line-height: 1.6;
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color: var(--text-color);
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background-color: #f8f9fa;
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padding: 20px;
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min-height: 100vh;
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}
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h1, h2, h3 {
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font-family: 'Montserrat', sans-serif;
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font-weight: 700;
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line-height: 1.2;
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margin-bottom: 1rem;
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color: var(--dark-color);
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}
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h1 {
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font-size: 2.5rem;
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background: linear-gradient(90deg, #4361ee, #3f37c9);
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-webkit-background-clip: text;
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background-clip: text;
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color: transparent;
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text-align: center;
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margin: 1.5rem 0;
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letter-spacing: -0.5px;
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}
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h2 {
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font-size: 1.8rem;
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color: var(--primary-color);
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margin-top: 2rem;
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}
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.container {
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max-width: 1200px;
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margin: 0 auto;
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width: 100%;
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}
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form {
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background-color: white;
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padding: 2rem;
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border-radius: var(--border-radius);
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box-shadow: var(--box-shadow);
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margin-bottom: 2rem;
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width: 100%;
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max-width: 500px;
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margin-left: auto;
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margin-right: auto;
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}
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label {
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display: block;
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margin-bottom: 1rem;
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font-weight: 500;
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color: var(--text-color);
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}
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input[type="text"],
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input[type="email"] {
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width: 100%;
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padding: 0.8rem 1rem;
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border: 2px solid #e9ecef;
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border-radius: var(--border-radius);
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font-size: 1rem;
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transition: var(--transition);
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margin-top: 0.5rem;
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}
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input[type="text"]:focus,
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input[type="email"]:focus {
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border-color: var(--accent-color);
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outline: none;
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box-shadow: 0 0 0 3px rgba(72, 149, 239, 0.25);
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}
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.button-group {
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display: flex;
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gap: 1rem;
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margin-top: 1.5rem;
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flex-wrap: wrap;
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}
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button {
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display: inline-flex;
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align-items: center;
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justify-content: center;
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padding: 0.8rem 1.5rem;
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border: none;
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border-radius: var(--border-radius);
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font-size: 1rem;
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font-weight: 600;
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cursor: pointer;
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transition: var(--transition);
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font-family: 'Poppins', sans-serif;
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}
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.btn-primary {
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background-color: var(--primary-color);
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color: white;
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flex: 1;
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min-width: 120px;
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}
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.btn-primary:hover {
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background-color: var(--secondary-color);
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transform: translateY(-2px);
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}
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.btn-secondary {
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background-color: #6c757d;
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color: white;
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}
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.btn-secondary:hover {
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background-color: #5a6268;
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transform: translateY(-2px);
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}
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.btn-danger {
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background-color: var(--danger-color);
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color: white;
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}
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.btn-danger:hover {
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background-color: #e3176a;
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transform: translateY(-2px);
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}
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.btn-success {
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background-color: var(--success-color);
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color: white;
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}
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.btn-success:hover {
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background-color: #3aa8d8;
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transform: translateY(-2px);
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}
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.btn-sm {
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padding: 0.5rem 1rem;
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font-size: 0.9rem;
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}
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.crud-section {
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background-color: white;
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padding: 2rem;
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border-radius: var(--border-radius);
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box-shadow: var(--box-shadow);
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width: 100%;
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margin: 0 auto;
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}
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.user-list {
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margin-top: 1.5rem;
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}
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.user-card {
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background-color: white;
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border: 1px solid #e9ecef;
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border-radius: var(--border-radius);
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padding: 1.5rem;
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margin-bottom: 1rem;
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transition: var(--transition);
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box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
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}
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.user-card:hover {
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transform: translateY(-3px);
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box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
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}
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.user-card h3 {
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color: var(--primary-color);
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font-size: 1.3rem;
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margin-bottom: 0.5rem;
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}
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.user-card p {
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margin-bottom: 0.5rem;
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color: #495057;
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}
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.user-card small {
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color: #6c757d;
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font-size: 0.8rem;
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}
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.user-actions {
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display: flex;
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gap: 0.5rem;
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margin-top: 1rem;
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flex-wrap: wrap;
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}
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.modal-overlay {
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position: fixed;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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background-color: rgba(0, 0, 0, 0.5);
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display: flex;
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justify-content: center;
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align-items: center;
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z-index: 1000;
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opacity: 0;
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visibility: hidden;
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transition: var(--transition);
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}
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.modal-overlay.visible {
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opacity: 1;
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visibility: visible;
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}
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.modal-content {
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background-color: white;
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padding: 2rem;
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border-radius: var(--border-radius);
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max-width: 400px;
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width: 90%;
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text-align: center;
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transform: translateY(-20px);
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transition: var(--transition);
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box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
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}
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.modal-overlay.visible .modal-content {
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transform: translateY(0);
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}
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.modal-content h2 {
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margin-bottom: 1rem;
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color: var(--primary-color);
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}
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.modal-content p {
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margin-bottom: 1.5rem;
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}
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/* Responsive adjustments */
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@media (max-width: 768px) {
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h1 {
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font-size: 2rem;
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}
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h2 {
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font-size: 1.5rem;
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}
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form {
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padding: 1.5rem;
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}
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.user-card {
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padding: 1rem;
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}
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.button-group {
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flex-direction: column;
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}
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button {
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width: 100%;
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}
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}
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@media (max-width: 480px) {
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body {
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padding: 15px;
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}
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h1 {
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font-size: 1.8rem;
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}
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.crud-section {
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padding: 1rem;
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}
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}
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/* Animation */
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@keyframes fadeIn {
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from { opacity: 0; transform: translateY(10px); }
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to { opacity: 1; transform: translateY(0); }
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}
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.user-card {
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animation: fadeIn 0.3s ease-out forwards;
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}
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/* Loading spinner */
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.spinner {
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display: inline-block;
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width: 20px;
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height: 20px;
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border: 3px solid rgba(255, 255, 255, 0.3);
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border-radius: 50%;
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border-top-color: white;
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animation: spin 1s ease-in-out infinite;
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margin-right: 8px;
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}
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@keyframes spin {
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to { transform: rotate(360deg); }
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}
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/* Empty state */
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.empty-state {
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text-align: center;
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padding: 2rem;
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color: #6c757d;
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}
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.empty-state svg {
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width: 80px;
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height: 80px;
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margin-bottom: 1rem;
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opacity: 0.6;
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}
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.dark-mode-toggle {
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position: absolute;
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top: 20px;
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right: 20px;
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}
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.dark-mode-toggle {
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position: fixed;
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top: 20px;
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right: 20px;
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z-index: 1000;
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}
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#darkModeToggle {
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padding: 8px 15px;
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border-radius: 20px;
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border: none;
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background: #f0f0f0;
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cursor: pointer;
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display: flex;
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align-items: center;
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gap: 8px;
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box-shadow: 0 2px 5px rgba(0,0,0,0.2);
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}
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/* Dark Mode Styles */
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body.dark-mode {
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background-color: #121212;
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color: #fff;
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}
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.dark-mode form,
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.dark-mode .crud-section {
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background-color: #1e1e1e;
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box-shadow: 0 5px 15px rgba(0,0,0,0.3);
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}
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.dark-mode input[type="text"],
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.dark-mode input[type="email"] {
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background-color: #333;
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color: #fff;
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border-color: #444;
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}
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.dark-mode .user-card {
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background-color: #2a2a2a;
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border-color: #444;
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}
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.dark-mode .modal-content {
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background-color: #2a2a2a;
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color: #e0e0e0;
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}
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</style>
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<link rel="preconnect" href="https://fonts.googleapis.com">
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<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
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<link href="https://fonts.googleapis.com/css2?family=Montserrat:wght@700&family=Poppins:wght@400;500;600&display=swap" rel="stylesheet">
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css">
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</head>
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<body>
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<div class="container">
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<h1>User Management</h1>
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<div class="dark-mode-toggle">
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<button id="darkModeToggle">
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<span id="darkModeIcon">🌙</span> Dark Mode
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</button>
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</div>
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<form id="userForm">
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<label for="name">
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Name
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<input type="text" name="name" id="name" required placeholder="Enter user name">
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</label>
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<label for="email">
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Email
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<input type="email" name="email" id="email" required placeholder="Enter user email">
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</label>
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<input type="hidden" id="userId">
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<div class="button-group">
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<button type="submit" id="submitButton" class="btn-primary">
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<span id="submitText">Add User</span>
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</button>
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<button type="button" id="cancelEdit" class="btn-secondary" style="display: none;">
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Cancel
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</button>
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</div>
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</form>
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<div class="crud-section">
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<div style="display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;">
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<h2>User List</h2>
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<button id="refreshUsers" class="btn-success">
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<i class="fas fa-sync-alt" style="margin-right: 8px;"></i>
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Refresh
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</button>
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</div>
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<div class="user-list" id="userList">
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<!-- Users will be loaded here -->
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</div>
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</div>
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</div>
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<div id="customAlertModal" class="modal-overlay">
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<div class="modal-content">
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<h2 id="modalTitle">Title</h2>
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<p id="modalMessage">Message</p>
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<button id="modalCloseButton" class="btn-primary">OK</button>
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</div>
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</div>
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<script type="module">
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import { initializeApp } from "https://www.gstatic.com/firebasejs/9.6.0/firebase-app.js";
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import {
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getFirestore,
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collection,
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addDoc,
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getDocs,
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doc,
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updateDoc,
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deleteDoc,
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onSnapshot,
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getDoc,
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serverTimestamp
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} from "https://www.gstatic.com/firebasejs/9.6.0/firebase-firestore.js";
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// Your Firebase configuration
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const firebaseConfig = {
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apiKey: "AIzaSyDoRv9_xpy19uoyVRVEjGYB-Ckr3ZyruTE",
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authDomain: "nosql-demo-bd597.firebaseapp.com",
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projectId: "nosql-demo-bd597",
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storageBucket: "nosql-demo-bd597.appspot.com",
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messagingSenderId: "813176623239",
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appId: "1:813176623239:web:aa855f2e3fe29dfc3ca822"
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};
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// Initialize Firebase
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const app = initializeApp(firebaseConfig);
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const db = getFirestore(app);
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const usersCollection = collection(db, "users");
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// Modal functions
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function showCustomAlert(title, message) {
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const modal = document.getElementById('customAlertModal');
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document.getElementById('modalTitle').textContent = title;
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document.getElementById('modalMessage').textContent = message;
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modal.classList.add('visible');
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}
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document.getElementById('modalCloseButton').addEventListener('click', () => {
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document.getElementById('customAlertModal').classList.remove('visible');
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});
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// DOM Elements
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const form = document.getElementById('userForm');
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const submitButton = document.getElementById('submitButton');
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const submitText = document.getElementById('submitText');
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const cancelEdit = document.getElementById('cancelEdit');
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const userList = document.getElementById('userList');
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const refreshButton = document.getElementById('refreshUsers');
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let isEditing = false;
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let currentEditId = null;
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// Dark Mode Functionality
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const darkModeToggle = document.getElementById('darkModeToggle');
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const darkModeIcon = document.getElementById('darkModeIcon');
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// Check for saved preference or system preference
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function initDarkMode() {
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const savedMode = localStorage.getItem('darkMode');
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const systemPrefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
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if (savedMode === 'enabled' || (!savedMode && systemPrefersDark)) {
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enableDarkMode();
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}
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}
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function enableDarkMode() {
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document.body.classList.add('dark-mode');
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localStorage.setItem('darkMode', 'enabled');
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darkModeIcon.textContent = '☀️';
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darkModeToggle.textContent = ' Light Mode';
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}
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function disableDarkMode() {
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document.body.classList.remove('dark-mode');
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localStorage.removeItem('darkMode');
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darkModeIcon.textContent = '🌙';
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darkModeToggle.textContent = ' Dark Mode';
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}
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darkModeToggle.addEventListener('click', () => {
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if (document.body.classList.contains('dark-mode')) {
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disableDarkMode();
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} else {
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enableDarkMode();
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}
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});
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// Initialize dark mode on page load
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initDarkMode();
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// Form submission
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form.addEventListener('submit', async (e) => {
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e.preventDefault();
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const name = document.getElementById('name').value.trim();
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const email = document.getElementById('email').value.trim();
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if (!name || !email) {
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showCustomAlert('⚠️ Validation Error', 'Please fill in all fields');
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return;
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}
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// Show loading state
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submitButton.disabled = true;
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submitText.innerHTML = '<span class="spinner"></span> Processing...';
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const userData = {
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name,
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email,
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updatedAt: serverTimestamp()
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};
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try {
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if (isEditing) {
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// Update existing user
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const userRef = doc(db, "users", currentEditId);
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await updateDoc(userRef, userData);
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showCustomAlert('✅ Success!', 'User updated successfully!');
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} else {
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// Create new user
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userData.createdAt = serverTimestamp();
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|
const docRef = await addDoc(usersCollection, userData);
|
|
showCustomAlert('🎉 User Created!', `New user added successfully!`);
|
|
}
|
|
form.reset();
|
|
resetFormState();
|
|
} catch (error) {
|
|
showCustomAlert('⚠️ Error', 'Operation failed. Please try again.');
|
|
console.error('Firestore error:', error);
|
|
} finally {
|
|
// Reset button state
|
|
submitButton.disabled = false;
|
|
submitText.textContent = isEditing ? 'Update User' : 'Add User';
|
|
}
|
|
});
|
|
|
|
// Cancel edit
|
|
cancelEdit.addEventListener('click', resetFormState);
|
|
|
|
// Refresh button
|
|
refreshButton.addEventListener('click', loadUsers);
|
|
|
|
// Reset form to "add" state
|
|
function resetFormState() {
|
|
isEditing = false;
|
|
currentEditId = null;
|
|
document.getElementById('name').value = '';
|
|
document.getElementById('email').value = '';
|
|
document.getElementById('userId').value = '';
|
|
submitText.textContent = 'Add User';
|
|
cancelEdit.style.display = 'none';
|
|
}
|
|
|
|
// Display users
|
|
function displayUsers(users) {
|
|
userList.innerHTML = '';
|
|
|
|
if (users.empty) {
|
|
userList.innerHTML = `
|
|
<div class="empty-state">
|
|
<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor">
|
|
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="1" d="M12 4.354a4 4 0 110 5.292M15 21H3v-1a6 6 0 0112 0v1zm0 0h6v-1a6 6 0 00-9-5.197M13 7a4 4 0 11-8 0 4 4 0 018 0z" />
|
|
</svg>
|
|
<h3>No Users Found</h3>
|
|
<p>Add your first user using the form above</p>
|
|
</div>
|
|
`;
|
|
return;
|
|
}
|
|
|
|
users.forEach((doc) => {
|
|
const user = doc.data();
|
|
const createdAt = user.createdAt?.toDate() || new Date();
|
|
const updatedAt = user.updatedAt?.toDate() || new Date();
|
|
|
|
const userCard = document.createElement('div');
|
|
userCard.className = 'user-card';
|
|
userCard.innerHTML = `
|
|
<h3>${user.name}</h3>
|
|
<p><i class="fas fa-envelope" style="margin-right: 8px; color: #6c757d;"></i>${user.email}</p>
|
|
<small>
|
|
<i class="fas fa-id-card" style="margin-right: 5px;"></i>ID: ${doc.id}
|
|
</small>
|
|
<small style="display: block; margin-top: 8px;">
|
|
<i class="fas fa-calendar-plus" style="margin-right: 5px;"></i>
|
|
Created: ${createdAt.toLocaleDateString()}
|
|
</small>
|
|
<small style="display: block;">
|
|
<i class="fas fa-calendar-check" style="margin-right: 5px;"></i>
|
|
Updated: ${updatedAt.toLocaleDateString()}
|
|
</small>
|
|
<div class="user-actions">
|
|
<button class="btn-primary btn-sm edit" data-id="${doc.id}">
|
|
<i class="fas fa-edit" style="margin-right: 5px;"></i>Edit
|
|
</button>
|
|
<button class="btn-danger btn-sm delete" data-id="${doc.id}">
|
|
<i class="fas fa-trash-alt" style="margin-right: 5px;"></i>Delete
|
|
</button>
|
|
</div>
|
|
`;
|
|
userList.appendChild(userCard);
|
|
});
|
|
|
|
// Add event listeners
|
|
document.querySelectorAll('.edit').forEach(button => {
|
|
button.addEventListener('click', (e) => editUser(e.currentTarget.dataset.id));
|
|
});
|
|
|
|
document.querySelectorAll('.delete').forEach(button => {
|
|
button.addEventListener('click', (e) => deleteUser(e.currentTarget.dataset.id));
|
|
});
|
|
}
|
|
|
|
// Load users
|
|
async function loadUsers() {
|
|
try {
|
|
refreshButton.innerHTML = '<span class="spinner"></span> Loading...';
|
|
const querySnapshot = await getDocs(usersCollection);
|
|
displayUsers(querySnapshot);
|
|
} catch (error) {
|
|
showCustomAlert('⚠️ Error', 'Failed to load users');
|
|
console.error('Load users error:', error);
|
|
} finally {
|
|
refreshButton.innerHTML = '<i class="fas fa-sync-alt" style="margin-right: 8px;"></i> Refresh';
|
|
}
|
|
}
|
|
|
|
// Edit user
|
|
async function editUser(id) {
|
|
try {
|
|
const userRef = doc(db, "users", id);
|
|
const userSnap = await getDoc(userRef);
|
|
|
|
if (userSnap.exists()) {
|
|
const user = userSnap.data();
|
|
document.getElementById('name').value = user.name;
|
|
document.getElementById('email').value = user.email;
|
|
document.getElementById('userId').value = id;
|
|
|
|
isEditing = true;
|
|
currentEditId = id;
|
|
submitText.textContent = 'Update User';
|
|
cancelEdit.style.display = 'inline-block';
|
|
|
|
// Scroll to form
|
|
form.scrollIntoView({ behavior: 'smooth' });
|
|
} else {
|
|
showCustomAlert('⚠️ Error', 'User not found');
|
|
}
|
|
} catch (error) {
|
|
showCustomAlert('⚠️ Error', 'Failed to load user data');
|
|
console.error('Edit user error:', error);
|
|
}
|
|
}
|
|
|
|
// Delete user
|
|
async function deleteUser(id) {
|
|
try {
|
|
const userRef = doc(db, "users", id);
|
|
const userSnap = await getDoc(userRef);
|
|
|
|
if (!userSnap.exists()) {
|
|
showCustomAlert('⚠️ Error', 'User not found');
|
|
return;
|
|
}
|
|
|
|
const user = userSnap.data();
|
|
|
|
if (!confirm(`Are you sure you want to delete ${user.name}? This action cannot be undone.`)) {
|
|
return;
|
|
}
|
|
|
|
await deleteDoc(userRef);
|
|
showCustomAlert('✅ Deleted!', 'User has been removed successfully.');
|
|
} catch (error) {
|
|
showCustomAlert('⚠️ Error', 'Could not delete user');
|
|
console.error('Delete error:', error);
|
|
}
|
|
}
|
|
|
|
// Real-time listener
|
|
onSnapshot(usersCollection, (querySnapshot) => {
|
|
displayUsers(querySnapshot);
|
|
});
|
|
|
|
// Initial load
|
|
loadUsers();
|
|
</script>
|
|
</body>
|
|
</html>
|