449 lines
14 KiB
HTML
449 lines
14 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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body {
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font-family: 'Inter', sans-serif;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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min-height: 100vh;
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background-color: #f0f2f5;
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margin: 0;
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box-sizing: border-box;
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}
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h1 {
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color: #333;
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margin-bottom: 30px;
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font-size: 2.5em;
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text-align: center;
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}
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form {
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background-color: #ffffff;
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padding: 40px;
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border-radius: 15px;
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box-shadow: 0 10px 25px rgba(0,0,0,0.1);
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display: flex;
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flex-direction: column;
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gap: 20px;
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width: 100%;
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max-width: 450px;
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box-sizing: border-box;
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}
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label {
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font-size: 1.1em;
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color: #555;
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display: flex;
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flex-direction: column;
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gap: 8px;
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}
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input[type="text"],
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input[type="email"] {
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padding: 12px 15px;
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border: 1px solid #ccc;
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border-radius: 8px;
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font-size: 1em;
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width: 100%;
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box-sizing: border-box;
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transition: border-color 0.3s ease;
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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: #007bff;
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outline: none;
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box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
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}
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/* button {
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background-color: #007bff;
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color: white;
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padding: 15px 25px;
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border: none;
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border-radius: 10px;
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font-size: 1.2em;
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cursor: pointer;
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transition: background-color 0.3s ease, transform 0.2s ease;
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box-shadow: 0 4px 10px rgba(0, 123, 255, 0.3);
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}
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button:hover {
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background-color: #0056b3;
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transform: translateY(-2px);
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}
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button:active {
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transform: translateY(0);
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box-shadow: 0 2px 5px rgba(0, 123, 255, 0.3);
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} */
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button {
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padding: 0.1em 0.25em;
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width: 13em;
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height: 4.2em;
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background-color: #212121;
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border: 0.08em solid #fff;
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border-radius: 0.3em;
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font-size: 12px;
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cursor: pointer;
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}
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button span {
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position: relative;
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display: flex;
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justify-content: center;
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align-items: center;
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bottom: 0.4em;
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width: 8.25em;
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height: 2.5em;
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background-color: #212121;
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border-radius: 0.2em;
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font-size: 1.5em;
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color: #fff;
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border: 0.08em solid #fff;
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box-shadow: 0 0.4em 0.1em 0.019em #fff;
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}
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button span:hover {
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transition: all 0.5s;
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transform: translate(0, 0.4em);
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box-shadow: 0 0 0 0 #fff;
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}
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button span:not(hover) {
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transition: all 1s;
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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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height: 100%;
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width: 100%;
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background: rgba(0,0,0,0.6);
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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: opacity 0.3s ease, visibility 0.3s ease;
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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: white;
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padding: 30px;
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border-radius: 10px;
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box-shadow: 0 5px 15px rgba(0,0,0,0.3);
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text-align: center;
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max-width: 400px;
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width: 90%;
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transform: translateY(-20px);
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transition: transform 0.3s ease;
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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-top: 0;
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color: #666;
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}
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.modal-content button {
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background-color: #007bff;
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color: white;
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padding: 10px 20px;
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border: none;
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border-radius: 5px;
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cursor: pointer;
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font-size: 1em;
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}
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.modal-content button:hover {
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background-color: #0056b3;
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}
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/* CRUD Operations Section */
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.crud-section {
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background-color: #ffffff;
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padding: 30px;
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border-radius: 15px;
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box-shadow: 0 10px 25px rgba(0,0,0,0.1);
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margin-top: 30px;
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width: 100%;
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max-width: 800px;
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}
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.user-list {
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margin-top: 20px;
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}
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.user-card {
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background: #f8f9fa;
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padding: 15px;
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border-radius: 8px;
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margin-bottom: 10px;
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display: flex;
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justify-content: space-between;
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align-items: center;
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}
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.user-actions button {
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padding: 8px 12px;
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margin-left: 8px;
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font-size: 0.9em;
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}
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.user-actions button.delete {
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background-color: #dc3545;
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}
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.user-actions button.delete:hover {
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background-color: #c82333;
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}
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.user-actions button.edit {
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background-color: #ffc107;
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color: #212529;
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}
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.user-actions button.edit:hover {
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background-color: #e0a800;
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}
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</style>
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<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Inter:wght@400;600&display=swap">
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</head>
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<body>
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<h1>User Management</h1>
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<form id="userForm" action="">
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<label for="name">Name: <input type="text" name="name" id="name" required> </label>
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<label for="email">Email: <input type="email" name="email" id="email" required> </label>
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<input type="hidden" id="userId">
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<button type="submit" id="submitButton"><span>Add</span></button>
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<button type="button" id="cancelEdit" style="display: none; background-color: #6c757d;"><span>Cancel Edit</span></button>
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</form>
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<div class="crud-section">
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<h2>User List</h2>
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<button id="refreshUsers"><span>Refresh List</span></button>
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<div class="user-list" id="userList"></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"></h2>
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<p id="modalMessage"></p>
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<button id="modalCloseButton">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 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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// 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;
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const email = document.getElementById('email').value;
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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);
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showCustomAlert('✅ Success!', `User created with ID: ${docRef.id}`);
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}
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form.reset();
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resetFormState();
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} catch (error) {
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showCustomAlert('⚠ Error', 'Operation failed');
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console.error('Firestore error:', error);
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}
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});
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// Cancel edit
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cancelEdit.addEventListener('click', resetFormState);
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// Refresh button
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refreshButton.addEventListener('click', loadUsers);
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// Reset form to "add" state
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function resetFormState() {
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isEditing = false;
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currentEditId = null;
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submitButton.textContent = 'Add User';
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cancelEdit.style.display = 'none';
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document.getElementById('userId').value = '';
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}
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// Display users
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function displayUsers(users) {
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userList.innerHTML = '';
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if (users.empty) {
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userList.innerHTML = '<p>No users found</p>';
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return;
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}
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users.forEach((doc) => {
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const user = doc.data();
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const userCard = document.createElement('div');
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userCard.className = 'user-card';
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userCard.innerHTML = `
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<div>
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<strong>${user.name}</strong>
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<p>${user.email}</p>
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<small>ID: ${doc.id}</small>
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</div>
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<div class="user-actions">
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<button class="edit" data-id="${doc.id}">Edit</button>
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<button class="delete" data-id="${doc.id}">Delete</button>
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</div>
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`;
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userList.appendChild(userCard);
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});
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// Add event listeners
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document.querySelectorAll('.user-actions .edit').forEach(button => {
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button.addEventListener('click', (e) => editUser(e.target.dataset.id));
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});
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document.querySelectorAll('.user-actions .delete').forEach(button => {
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button.addEventListener('click', (e) => deleteUser(e.target.dataset.id));
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});
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}
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// Load users
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async function loadUsers() {
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try {
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const querySnapshot = await getDocs(usersCollection);
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displayUsers(querySnapshot);
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} catch (error) {
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showCustomAlert('⚠ Error', 'Failed to load users');
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console.error('Load users error:', error);
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}
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}
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// Edit user - Fixed version
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async function editUser(id) {
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try {
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const userRef = doc(db, "users", id);
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const userSnap = await getDoc(userRef);
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if (userSnap.exists()) {
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const user = userSnap.data();
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document.getElementById('name').value = user.name;
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document.getElementById('email').value = user.email;
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document.getElementById('userId').value = id;
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isEditing = true;
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currentEditId = id;
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submitButton.textContent = 'Update User';
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cancelEdit.style.display = 'inline-block';
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} else {
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showCustomAlert('⚠ Error', 'User not found');
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}
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} catch (error) {
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showCustomAlert('⚠ Error', 'Failed to load user data');
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console.error('Edit user error:', error);
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}
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}
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// Delete user
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async function deleteUser(id) {
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if (!confirm('Are you sure you want to delete this user?')) return;
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try {
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await deleteDoc(doc(db, "users", id));
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showCustomAlert('✅ Success!', 'User deleted successfully');
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} catch (error) {
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showCustomAlert('⚠ Error', 'Could not delete user');
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console.error('Delete error:', error);
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}
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}
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// Real-time listener
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onSnapshot(usersCollection, (querySnapshot) => {
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displayUsers(querySnapshot);
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});
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// Initial load
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loadUsers();
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</script>
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</body>
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</html>
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