JS-Tools/404.html at main · MJTech46/JS-Tools · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
<!DOCTYPE html>
<html lang="en" data-theme="dark">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Tool Not Found</title>
  <style>
    :root {
      --bg-primary: #0f172a;
      --card-bg: rgba(30, 41, 59, 0.7);
      --card-border: rgba(255, 255, 255, 0.1);
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --accent-color: #3b82f6;
      --accent-hover: #2563eb;
      --input-bg: rgba(15, 23, 42, 0.6);
      --border-color: #334155;
      --shadow-color: rgba(0, 0, 0, 0.37);
      --tag-bg: rgba(59, 130, 246, 0.15);
      --tag-color: #60a5fa;
    }

    [data-theme="light"] {
      --bg-primary: #f1f5f9;
      --card-bg: rgba(255, 255, 255, 0.85);
      --card-border: rgba(0, 0, 0, 0.08);
      --text-main: #0f172a;
      --text-muted: #64748b;
      --accent-color: #2563eb;
      --accent-hover: #1d4ed8;
      --input-bg: #ffffff;
      --border-color: #cbd5e1;
      --shadow-color: rgba(148, 163, 184, 0.2);
      --tag-bg: #dbeafe;
      --tag-color: #1d4ed8;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    }

    body {
      background-color: var(--bg-primary);
      color: var(--text-main);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 2rem 1rem;
    }

    .header-bar {
      width: 100%;
      max-width: 1100px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 2rem;
    }

    .brand {
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--text-main);
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .theme-btn {
      background: var(--input-bg);
      border: 1px solid var(--border-color);
      color: var(--text-main);
      padding: 0.4rem 0.8rem;
      border-radius: 0.5rem;
      cursor: pointer;
      font-size: 0.85rem;
      font-weight: 500;
    }

    .theme-btn:hover {
      border-color: var(--accent-color);
    }

    /* Container for 404 card and Loader */
    .content-container {
      width: 100%;
      max-width: 540px;
      margin-top: 4rem;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    /* Loader State */
    .redirect-loader {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 1rem;
      color: var(--text-muted);
      font-size: 0.95rem;
    }

    .spinner {
      width: 36px;
      height: 36px;
      border: 3px solid var(--border-color);
      border-top-color: var(--accent-color);
      border-radius: 50%;
      animation: spin 0.8s linear infinite;
    }

    @keyframes spin {
      to { transform: rotate(360deg); }
    }

    /* 404 Card Styling */
    .not-found-card {
      display: none; /* Shown only if redirect fails */
      width: 100%;
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-radius: 1rem;
      padding: 2.5rem 2rem;
      box-shadow: 0 4px 20px var(--shadow-color);
      text-align: center;
      flex-direction: column;
      align-items: center;
    }

    .error-code {
      font-size: 4rem;
      font-weight: 800;
      color: var(--accent-color);
      line-height: 1;
      margin-bottom: 0.5rem;
    }

    .error-title {
      font-size: 1.4rem;
      font-weight: 600;
      margin-bottom: 0.75rem;
    }

    .error-path {
      background: var(--input-bg);
      border: 1px solid var(--border-color);
      color: var(--tag-color);
      padding: 0.25rem 0.6rem;
      border-radius: 0.35rem;
      font-family: monospace;
      font-size: 0.85rem;
    }

    .error-description {
      color: var(--text-muted);
      font-size: 0.9rem;
      line-height: 1.5;
      margin: 1rem 0 2rem 0;
    }

    .home-btn {
      background: var(--accent-color);
      color: #ffffff;
      text-decoration: none;
      padding: 0.75rem 1.5rem;
      border-radius: 0.5rem;
      font-weight: 600;
      font-size: 0.9rem;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: background-color 0.2s ease, transform 0.2s ease;
    }

    .home-btn:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
    }
  </style>
</head>
<body>

  <div class="header-bar">
    <a href="/" class="brand">Developer Utilities</a>
    <button class="theme-btn" id="themeToggleBtn">
      <span id="themeToggleText">Light Mode</span>
    </button>
  </div>

  <div class="content-container">
    <!-- Redirect Checking State -->
    <div id="redirectLoader" class="redirect-loader">
      <div class="spinner"></div>
      <span>Checking shortlink redirection...</span>
    </div>

    <!-- 404 Error Display Card -->
    <div id="notFoundCard" class="not-found-card">
      <div class="error-code">404</div>
      <h1 class="error-title">Tool Not Found</h1>
      <p>The path <span id="requestedPath" class="error-path">/</span> does not exist or has been moved.</p>
      <p class="error-description">Double-check the tool ID or path URL, or head back to the main directory to view all available developer tools.</p>
      <a href="/" class="home-btn">
        <svg width="18" height="18" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3 12l2-2m0 0l7-7 7 7M5 10v10a1 1 0 001 1h3m10-11l2 2m-2-2v10a1 1 0 01-1 1h-3m-6 0a1 1 0 001-1v-4a1 1 0 011-1h2a1 1 0 011 1v4a1 1 0 001 1m-6 0h6"/></svg>
        Back to Tools Directory
      </a>
    </div>
  </div>

  <script>
    // --------------------------------------------------------------------------
    // Theme Switcher
    // --------------------------------------------------------------------------
    const themeToggleBtn = document.getElementById('themeToggleBtn');
    const themeToggleText = document.getElementById('themeToggleText');
    const htmlElement = document.documentElement;

    function applyTheme(theme) {
      htmlElement.setAttribute('data-theme', theme);
      localStorage.setItem('theme', theme);
      themeToggleText.textContent = theme === 'dark' ? 'Light Mode' : 'Dark Mode';
    }

    const savedTheme = localStorage.getItem('theme') || (window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light');
    applyTheme(savedTheme);

    themeToggleBtn.addEventListener('click', () => {
      const currentTheme = htmlElement.getAttribute('data-theme');
      applyTheme(currentTheme === 'dark' ? 'light' : 'dark');
    });

    // --------------------------------------------------------------------------
    // Shortlink Redirection & Fallback
    // --------------------------------------------------------------------------
    async function handle404Redirection() {
      const loader = document.getElementById('redirectLoader');
      const card = document.getElementById('notFoundCard');
      const pathDisplay = document.getElementById('requestedPath');

      // Extract path segments (e.g., "/104" -> ["104"])
      const path = window.location.pathname;
      const pathSegments = path.split('/').filter(Boolean);

      pathDisplay.textContent = path;

      if (pathSegments.length > 0) {
        const querySegment = pathSegments[0].toLowerCase();
        const possibleId = parseInt(querySegment, 10);

        try {
          const configRes = await fetch('/tools-config.json');
          if (configRes.ok) {
            const config = await configRes.json();

            // Match by tool_id (e.g. 104) OR by folder name (e.g. uuid-generator)
            const matchedTool = config.tools.find(t =>
              (t.tool_id && t.tool_id === possibleId) ||
              (t.name && t.name.toLowerCase() === querySegment)
            );

            if (matchedTool && matchedTool.name) {
              // Redirect to destination folder path
              window.location.replace(`/${matchedTool.name}/`);
              return;
            }
          }
        } catch (err) {
          console.error('Error verifying tools-config.json:', err);
        }
      }

      // If no match found or error occurs, show 404 UI
      loader.style.display = 'none';
      card.style.display = 'flex';
    }

    handle404Redirection();
  </script>
</body>
</html>