ec708ba943
Complete companion repo for "Your First Hour with Claude Code" article. Includes step-by-step prompts, example output, troubleshooting, and cost guide. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
415 lines
12 KiB
HTML
415 lines
12 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>Todo App</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body {
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
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background: #1a1a2e;
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color: #e0e0e0;
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min-height: 100vh;
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display: flex;
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justify-content: center;
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padding: 2rem 1rem;
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}
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.container {
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width: 100%;
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max-width: 540px;
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}
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h1 {
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font-size: 1.75rem;
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font-weight: 600;
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margin-bottom: 1.5rem;
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color: #ffffff;
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}
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.search-row {
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position: relative;
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margin-bottom: 1rem;
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}
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.search-row input {
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width: 100%;
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padding: 0.625rem 2.5rem 0.625rem 1rem;
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background: #16213e;
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border: 1px solid #2a2a4a;
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border-radius: 8px;
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color: #e0e0e0;
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font-size: 0.9rem;
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outline: none;
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transition: border-color 0.2s;
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}
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.search-row input:focus {
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border-color: #4DB8A4;
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}
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.search-row input::placeholder {
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color: #555;
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}
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.search-clear {
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position: absolute;
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right: 0.75rem;
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top: 50%;
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transform: translateY(-50%);
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background: none;
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border: none;
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color: #555;
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font-size: 1.1rem;
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cursor: pointer;
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display: none;
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}
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.search-clear.visible {
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display: block;
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}
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.search-clear:hover {
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color: #e0e0e0;
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}
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.filters {
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display: flex;
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gap: 0.375rem;
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margin-bottom: 1rem;
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flex-wrap: wrap;
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}
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.filter-btn {
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padding: 0.375rem 0.75rem;
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background: #16213e;
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border: 1px solid #2a2a4a;
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border-radius: 6px;
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color: #888;
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font-size: 0.8rem;
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cursor: pointer;
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transition: all 0.2s;
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}
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.filter-btn:hover {
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border-color: #4DB8A4;
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color: #e0e0e0;
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}
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.filter-btn.active {
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background: #4DB8A4;
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color: #1a1a2e;
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border-color: #4DB8A4;
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font-weight: 600;
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}
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.input-row {
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display: flex;
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gap: 0.5rem;
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margin-bottom: 1.5rem;
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}
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.input-row input[type="text"] {
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flex: 1;
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padding: 0.75rem 1rem;
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background: #16213e;
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border: 1px solid #2a2a4a;
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border-radius: 8px;
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color: #e0e0e0;
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font-size: 1rem;
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outline: none;
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transition: border-color 0.2s;
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}
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.input-row input[type="text"]:focus {
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border-color: #4DB8A4;
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}
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.input-row input[type="text"]::placeholder {
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color: #666;
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}
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.input-row select {
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padding: 0.75rem 0.5rem;
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background: #16213e;
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border: 1px solid #2a2a4a;
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border-radius: 8px;
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color: #e0e0e0;
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font-size: 0.85rem;
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outline: none;
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cursor: pointer;
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}
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.input-row button {
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padding: 0.75rem 1.25rem;
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background: #4DB8A4;
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color: #1a1a2e;
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border: none;
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border-radius: 8px;
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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: background 0.2s;
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}
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.input-row button:hover {
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background: #3da897;
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}
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.task-list {
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list-style: none;
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}
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.task-item {
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display: flex;
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align-items: center;
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gap: 0.75rem;
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padding: 0.875rem 1rem;
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background: #16213e;
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border-radius: 8px;
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margin-bottom: 0.5rem;
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transition: opacity 0.3s, transform 0.3s;
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animation: slideIn 0.3s ease;
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}
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@keyframes slideIn {
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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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.task-item.completed .task-text {
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text-decoration: line-through;
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color: #555;
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}
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.task-checkbox {
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width: 20px;
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height: 20px;
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border: 2px solid #4DB8A4;
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border-radius: 50%;
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cursor: pointer;
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display: flex;
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align-items: center;
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justify-content: center;
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flex-shrink: 0;
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transition: background 0.2s;
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}
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.task-item.completed .task-checkbox {
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background: #4DB8A4;
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}
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.task-item.completed .task-checkbox::after {
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content: '\2713';
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color: #1a1a2e;
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font-size: 0.75rem;
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font-weight: bold;
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}
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.category-dot {
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width: 10px;
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height: 10px;
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border-radius: 50%;
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flex-shrink: 0;
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}
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.category-dot.work { background: #5B9FD6; }
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.category-dot.personal { background: #4DB8A4; }
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.category-dot.health { background: #E87020; }
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.category-dot.learning { background: #A87BDB; }
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.task-text {
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flex: 1;
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font-size: 0.95rem;
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line-height: 1.4;
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transition: color 0.2s;
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}
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.delete-btn {
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background: none;
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border: none;
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color: #555;
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cursor: pointer;
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font-size: 1.25rem;
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padding: 0.25rem;
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line-height: 1;
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transition: color 0.2s;
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flex-shrink: 0;
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}
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.delete-btn:hover {
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color: #e74c3c;
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}
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.empty-state {
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text-align: center;
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color: #555;
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padding: 2rem;
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font-size: 0.95rem;
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}
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.task-count {
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text-align: center;
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color: #555;
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font-size: 0.8rem;
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margin-top: 1rem;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>Todo</h1>
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<div class="search-row">
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<input type="text" id="searchInput" placeholder="Search tasks...">
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<button class="search-clear" id="searchClear" onclick="clearSearch()">×</button>
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</div>
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<div class="filters" id="filters">
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<button class="filter-btn active" onclick="setFilter('all')">All</button>
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<button class="filter-btn" onclick="setFilter('work')">Work</button>
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<button class="filter-btn" onclick="setFilter('personal')">Personal</button>
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<button class="filter-btn" onclick="setFilter('health')">Health</button>
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<button class="filter-btn" onclick="setFilter('learning')">Learning</button>
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</div>
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<div class="input-row">
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<input type="text" id="taskInput" placeholder="What needs to be done?" autofocus>
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<select id="categorySelect">
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<option value="work">Work</option>
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<option value="personal">Personal</option>
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<option value="health">Health</option>
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<option value="learning">Learning</option>
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</select>
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<button onclick="addTask()">Add</button>
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</div>
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<ul class="task-list" id="taskList"></ul>
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<div class="task-count" id="taskCount"></div>
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</div>
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<script>
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let tasks = JSON.parse(localStorage.getItem('todos-v2') || '[]');
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let activeFilter = 'all';
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let searchQuery = '';
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const categoryLabels = {
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work: 'Work',
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personal: 'Personal',
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health: 'Health',
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learning: 'Learning'
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};
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function saveTasks() {
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localStorage.setItem('todos-v2', JSON.stringify(tasks));
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}
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function getFilteredTasks() {
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return tasks.filter(task => {
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const matchesFilter = activeFilter === 'all' || task.category === activeFilter;
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const matchesSearch = !searchQuery ||
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task.text.toLowerCase().includes(searchQuery) ||
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(categoryLabels[task.category] || '').toLowerCase().includes(searchQuery);
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return matchesFilter && matchesSearch;
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});
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}
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function renderTasks() {
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const list = document.getElementById('taskList');
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const countEl = document.getElementById('taskCount');
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const filtered = getFilteredTasks();
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if (filtered.length === 0) {
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const msg = tasks.length === 0
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? 'No tasks yet. Add one above.'
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: 'No tasks found.';
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list.innerHTML = `<li class="empty-state">${msg}</li>`;
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countEl.textContent = '';
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return;
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}
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list.innerHTML = filtered.map((task) => {
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const idx = tasks.indexOf(task);
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return `
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<li class="task-item ${task.completed ? 'completed' : ''}">
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<div class="task-checkbox" onclick="toggleTask(${idx})"></div>
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<div class="category-dot ${task.category || 'work'}"></div>
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<span class="task-text">${escapeHtml(task.text)}</span>
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<button class="delete-btn" onclick="deleteTask(${idx})" title="Delete">×</button>
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</li>
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`}).join('');
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const active = tasks.filter(t => !t.completed).length;
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countEl.textContent = `${active} task${active !== 1 ? 's' : ''} remaining`;
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}
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function addTask() {
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const input = document.getElementById('taskInput');
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const select = document.getElementById('categorySelect');
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const text = input.value.trim();
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if (!text) return;
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tasks.unshift({
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text,
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completed: false,
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category: select.value,
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id: Date.now()
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});
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input.value = '';
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saveTasks();
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renderTasks();
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}
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function toggleTask(index) {
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tasks[index].completed = !tasks[index].completed;
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saveTasks();
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renderTasks();
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}
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function deleteTask(index) {
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tasks.splice(index, 1);
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saveTasks();
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renderTasks();
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}
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function setFilter(filter) {
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activeFilter = filter;
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document.querySelectorAll('.filter-btn').forEach(btn => {
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btn.classList.toggle('active', btn.textContent.toLowerCase() === filter);
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});
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renderTasks();
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}
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function clearSearch() {
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document.getElementById('searchInput').value = '';
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searchQuery = '';
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document.getElementById('searchClear').classList.remove('visible');
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renderTasks();
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}
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function escapeHtml(text) {
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const div = document.createElement('div');
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div.textContent = text;
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return div.innerHTML;
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}
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document.getElementById('taskInput').addEventListener('keypress', (e) => {
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if (e.key === 'Enter') addTask();
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});
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document.getElementById('searchInput').addEventListener('input', (e) => {
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searchQuery = e.target.value.toLowerCase();
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document.getElementById('searchClear').classList.toggle('visible', searchQuery.length > 0);
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renderTasks();
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});
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renderTasks();
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</script>
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</body>
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</html>
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