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			9 Commits
		
	
	
		
	
	| Author | SHA1 | Date | |
|---|---|---|---|
|   | ea62204d8e | ||
|   | 3bafcbafed | ||
|   | 1a00f27c6a | ||
|   | 1bcbd3e37d | ||
|   | e88770dd3f | ||
|   | 5cef15c032 | ||
|   | 970d1ac3ed | ||
|   | 0d6334592d | ||
|   | c501bb7dd4 | 
| @@ -65,8 +65,8 @@ | ||||
|     <div id="root"></div> | ||||
|     <script type="module" src="/src/main.tsx"></script> | ||||
|  | ||||
|     <!-- Cloudflare Web Analytics --> | ||||
|     <script defer src='https://static.cloudflareinsights.com/beacon.min.js' data-cf-beacon='{"token": "2aecdc025eb043bc89ce931b54a80054"}'></script> | ||||
|     <!-- Cloudflare Web Analytics - Only in Production --> | ||||
|     <!--CLOUDFLARE_ANALYTICS_PLACEHOLDER--> | ||||
|     <!-- End Cloudflare Web Analytics --> | ||||
|   </body> | ||||
| </html> | ||||
|   | ||||
| @@ -1,7 +1,7 @@ | ||||
| { | ||||
|   "name": "litek", | ||||
|   "private": true, | ||||
|   "version": "0.0.30", | ||||
|   "version": "0.0.34", | ||||
|   "type": "module", | ||||
|   "scripts": { | ||||
|     "dev": "vite", | ||||
|   | ||||
| @@ -53,7 +53,6 @@ const AVAILABLE_CURRENCIES: Currency[] = [ | ||||
| const REQUIRED_CURRENCIES = ["USD", "CNY"]; | ||||
|  | ||||
| const STORAGE_KEY = "selectedCurrencies"; | ||||
| const RATES_CACHE_KEY = "currencyRatesCache"; | ||||
|  | ||||
| const Tool: FC = () => { | ||||
|   const [amounts, setAmounts] = useState<Record<string, string>>({}); | ||||
| @@ -91,40 +90,13 @@ const Tool: FC = () => { | ||||
|     } | ||||
|   }, [selectedCurrencies]); | ||||
|  | ||||
|   // Fetch exchange rates with date-based caching | ||||
|   // Fetch exchange rates (Service Worker handles caching) | ||||
|   useEffect(() => { | ||||
|     const fetchRates = async () => { | ||||
|       try { | ||||
|         // 1. Try to load from cache | ||||
|         const cached = localStorage.getItem(RATES_CACHE_KEY); | ||||
|         if (cached) { | ||||
|           try { | ||||
|             const { rates: cachedRates, date: cachedDate } = JSON.parse(cached); | ||||
|              | ||||
|             // Check if cached data is from today | ||||
|             const today = new Date().toISOString().split('T')[0]; // YYYY-MM-DD | ||||
|              | ||||
|             if (cachedDate === today) { | ||||
|               // Cache is valid (same date), use it directly | ||||
|               setRates(cachedRates); | ||||
|               setLoading(false); | ||||
|               return; | ||||
|             } else { | ||||
|               // Cache is outdated, show old data first then update in background | ||||
|               setRates(cachedRates); | ||||
|               setLoading(false); | ||||
|               // Continue to fetch new data below | ||||
|             } | ||||
|           } catch (e) { | ||||
|             console.error("Failed to parse cached rates:", e); | ||||
|           } | ||||
|         } | ||||
|  | ||||
|         // 2. Fetch latest data from network | ||||
|         setLoading(true); | ||||
|         const response = await fetch("https://api.frankfurter.app/latest?base=USD", { | ||||
|           cache: "no-cache", | ||||
|         }); | ||||
|         // Service Worker will handle caching with StaleWhileRevalidate strategy | ||||
|         const response = await fetch("https://api.frankfurter.app/latest?base=USD"); | ||||
|          | ||||
|         if (!response.ok) { | ||||
|           throw new Error(`HTTP error! status: ${response.status}`); | ||||
| @@ -132,36 +104,14 @@ const Tool: FC = () => { | ||||
|          | ||||
|         const data = await response.json(); | ||||
|         const allRates: Record<string, number> = { USD: 1, ...data.rates }; | ||||
|         const apiDate = data.date; // Date from API (YYYY-MM-DD format) | ||||
|          | ||||
|         // 3. Update state and cache | ||||
|         setRates(allRates); | ||||
|         localStorage.setItem( | ||||
|           RATES_CACHE_KEY, | ||||
|           JSON.stringify({ rates: allRates, date: apiDate }) | ||||
|         ); | ||||
|       } catch (error) { | ||||
|         // If cache exists, continue using it even if network fails | ||||
|         const cached = localStorage.getItem(RATES_CACHE_KEY); | ||||
|         if (cached) { | ||||
|           try { | ||||
|             const { rates: cachedRates } = JSON.parse(cached); | ||||
|             setRates(cachedRates); | ||||
|             toast.info("Using cached exchange rates (network request failed)"); | ||||
|           } catch (e) { | ||||
|             console.error("Failed to use cached rates:", e); | ||||
|             if (error instanceof Error) { | ||||
|               toast.error(`Failed to fetch rates: ${error.message}`); | ||||
|             } else { | ||||
|               toast.error("Failed to fetch rates"); | ||||
|             } | ||||
|           } | ||||
|         console.error("Failed to fetch rates:", error); | ||||
|         if (error instanceof Error) { | ||||
|           toast.error(`Failed to fetch exchange rates: ${error.message}`); | ||||
|         } else { | ||||
|           if (error instanceof Error) { | ||||
|             toast.error(`Failed to fetch rates: ${error.message}`); | ||||
|           } else { | ||||
|             toast.error("Failed to fetch rates"); | ||||
|           } | ||||
|           toast.error("Failed to fetch exchange rates"); | ||||
|         } | ||||
|       } finally { | ||||
|         setLoading(false); | ||||
|   | ||||
| @@ -1,23 +0,0 @@ | ||||
| @layer base { | ||||
|   :root { | ||||
|     --sidebar: oklch(0.985 0 0); | ||||
|     --sidebar-foreground: oklch(0.145 0 0); | ||||
|     --sidebar-primary: oklch(0.205 0 0); | ||||
|     --sidebar-primary-foreground: oklch(0.985 0 0); | ||||
|     --sidebar-accent: oklch(0.97 0 0); | ||||
|     --sidebar-accent-foreground: oklch(0.205 0 0); | ||||
|     --sidebar-border: oklch(0.922 0 0); | ||||
|     --sidebar-ring: oklch(0.708 0 0); | ||||
|   } | ||||
|  | ||||
|   .dark { | ||||
|     --sidebar: oklch(0.205 0 0); | ||||
|     --sidebar-foreground: oklch(0.985 0 0); | ||||
|     --sidebar-primary: oklch(0.488 0.243 264.376); | ||||
|     --sidebar-primary-foreground: oklch(0.985 0 0); | ||||
|     --sidebar-accent: oklch(0.269 0 0); | ||||
|     --sidebar-accent-foreground: oklch(0.985 0 0); | ||||
|     --sidebar-border: oklch(1 0 0 / 10%); | ||||
|     --sidebar-ring: oklch(0.439 0 0); | ||||
|   } | ||||
| } | ||||
							
								
								
									
										110
									
								
								src/index.css
									
									
									
									
									
								
							
							
						
						
									
										110
									
								
								src/index.css
									
									
									
									
									
								
							| @@ -42,72 +42,72 @@ | ||||
| } | ||||
|  | ||||
| :root { | ||||
|   --radius: 0.625rem; | ||||
|   --radius: 0.65rem; | ||||
|   --background: oklch(1 0 0); | ||||
|   --foreground: oklch(0.13 0.028 261.692); | ||||
|   --foreground: oklch(0.141 0.005 285.823); | ||||
|   --card: oklch(1 0 0); | ||||
|   --card-foreground: oklch(0.13 0.028 261.692); | ||||
|   --card-foreground: oklch(0.141 0.005 285.823); | ||||
|   --popover: oklch(1 0 0); | ||||
|   --popover-foreground: oklch(0.13 0.028 261.692); | ||||
|   --primary: oklch(0.21 0.034 264.665); | ||||
|   --primary-foreground: oklch(0.985 0.002 247.839); | ||||
|   --secondary: oklch(0.967 0.003 264.542); | ||||
|   --secondary-foreground: oklch(0.21 0.034 264.665); | ||||
|   --muted: oklch(0.967 0.003 264.542); | ||||
|   --muted-foreground: oklch(0.551 0.027 264.364); | ||||
|   --accent: oklch(0.967 0.003 264.542); | ||||
|   --accent-foreground: oklch(0.21 0.034 264.665); | ||||
|   --popover-foreground: oklch(0.141 0.005 285.823); | ||||
|   --primary: oklch(0.646 0.222 41.116); | ||||
|   --primary-foreground: oklch(0.98 0.016 73.684); | ||||
|   --secondary: oklch(0.967 0.001 286.375); | ||||
|   --secondary-foreground: oklch(0.21 0.006 285.885); | ||||
|   --muted: oklch(0.967 0.001 286.375); | ||||
|   --muted-foreground: oklch(0.552 0.016 285.938); | ||||
|   --accent: oklch(0.967 0.001 286.375); | ||||
|   --accent-foreground: oklch(0.21 0.006 285.885); | ||||
|   --destructive: oklch(0.577 0.245 27.325); | ||||
|   --border: oklch(0.928 0.006 264.531); | ||||
|   --input: oklch(0.928 0.006 264.531); | ||||
|   --ring: oklch(0.707 0.022 261.325); | ||||
|   --chart-1: oklch(0.646 0.222 41.116); | ||||
|   --chart-2: oklch(0.6 0.118 184.704); | ||||
|   --chart-3: oklch(0.398 0.07 227.392); | ||||
|   --chart-4: oklch(0.828 0.189 84.429); | ||||
|   --chart-5: oklch(0.769 0.188 70.08); | ||||
|   --sidebar: oklch(0.985 0.002 247.839); | ||||
|   --sidebar-foreground: oklch(0.13 0.028 261.692); | ||||
|   --sidebar-primary: oklch(0.21 0.034 264.665); | ||||
|   --sidebar-primary-foreground: oklch(0.985 0.002 247.839); | ||||
|   --sidebar-accent: oklch(0.967 0.003 264.542); | ||||
|   --sidebar-accent-foreground: oklch(0.21 0.034 264.665); | ||||
|   --sidebar-border: oklch(0.928 0.006 264.531); | ||||
|   --sidebar-ring: oklch(0.707 0.022 261.325); | ||||
|   --border: oklch(0.92 0.004 286.32); | ||||
|   --input: oklch(0.92 0.004 286.32); | ||||
|   --ring: oklch(0.75 0.183 55.934); | ||||
|   --chart-1: oklch(0.837 0.128 66.29); | ||||
|   --chart-2: oklch(0.705 0.213 47.604); | ||||
|   --chart-3: oklch(0.646 0.222 41.116); | ||||
|   --chart-4: oklch(0.553 0.195 38.402); | ||||
|   --chart-5: oklch(0.47 0.157 37.304); | ||||
|   --sidebar: oklch(0.985 0 0); | ||||
|   --sidebar-foreground: oklch(0.141 0.005 285.823); | ||||
|   --sidebar-primary: oklch(0.646 0.222 41.116); | ||||
|   --sidebar-primary-foreground: oklch(0.98 0.016 73.684); | ||||
|   --sidebar-accent: oklch(0.967 0.001 286.375); | ||||
|   --sidebar-accent-foreground: oklch(0.21 0.006 285.885); | ||||
|   --sidebar-border: oklch(0.92 0.004 286.32); | ||||
|   --sidebar-ring: oklch(0.75 0.183 55.934); | ||||
| } | ||||
|  | ||||
| .dark { | ||||
|   --background: oklch(0.13 0.028 261.692); | ||||
|   --foreground: oklch(0.985 0.002 247.839); | ||||
|   --card: oklch(0.21 0.034 264.665); | ||||
|   --card-foreground: oklch(0.985 0.002 247.839); | ||||
|   --popover: oklch(0.21 0.034 264.665); | ||||
|   --popover-foreground: oklch(0.985 0.002 247.839); | ||||
|   --primary: oklch(0.928 0.006 264.531); | ||||
|   --primary-foreground: oklch(0.21 0.034 264.665); | ||||
|   --secondary: oklch(0.278 0.033 256.848); | ||||
|   --secondary-foreground: oklch(0.985 0.002 247.839); | ||||
|   --muted: oklch(0.278 0.033 256.848); | ||||
|   --muted-foreground: oklch(0.707 0.022 261.325); | ||||
|   --accent: oklch(0.278 0.033 256.848); | ||||
|   --accent-foreground: oklch(0.985 0.002 247.839); | ||||
|   --background: oklch(0.141 0.005 285.823); | ||||
|   --foreground: oklch(0.985 0 0); | ||||
|   --card: oklch(0.21 0.006 285.885); | ||||
|   --card-foreground: oklch(0.985 0 0); | ||||
|   --popover: oklch(0.21 0.006 285.885); | ||||
|   --popover-foreground: oklch(0.985 0 0); | ||||
|   --primary: oklch(0.705 0.213 47.604); | ||||
|   --primary-foreground: oklch(0.98 0.016 73.684); | ||||
|   --secondary: oklch(0.274 0.006 286.033); | ||||
|   --secondary-foreground: oklch(0.985 0 0); | ||||
|   --muted: oklch(0.274 0.006 286.033); | ||||
|   --muted-foreground: oklch(0.705 0.015 286.067); | ||||
|   --accent: oklch(0.274 0.006 286.033); | ||||
|   --accent-foreground: oklch(0.985 0 0); | ||||
|   --destructive: oklch(0.704 0.191 22.216); | ||||
|   --border: oklch(1 0 0 / 10%); | ||||
|   --input: oklch(1 0 0 / 15%); | ||||
|   --ring: oklch(0.551 0.027 264.364); | ||||
|   --chart-1: oklch(0.488 0.243 264.376); | ||||
|   --chart-2: oklch(0.696 0.17 162.48); | ||||
|   --chart-3: oklch(0.769 0.188 70.08); | ||||
|   --chart-4: oklch(0.627 0.265 303.9); | ||||
|   --chart-5: oklch(0.645 0.246 16.439); | ||||
|   --sidebar: oklch(0.21 0.034 264.665); | ||||
|   --sidebar-foreground: oklch(0.985 0.002 247.839); | ||||
|   --sidebar-primary: oklch(0.488 0.243 264.376); | ||||
|   --sidebar-primary-foreground: oklch(0.985 0.002 247.839); | ||||
|   --sidebar-accent: oklch(0.278 0.033 256.848); | ||||
|   --sidebar-accent-foreground: oklch(0.985 0.002 247.839); | ||||
|   --ring: oklch(0.408 0.123 38.172); | ||||
|   --chart-1: oklch(0.837 0.128 66.29); | ||||
|   --chart-2: oklch(0.705 0.213 47.604); | ||||
|   --chart-3: oklch(0.646 0.222 41.116); | ||||
|   --chart-4: oklch(0.553 0.195 38.402); | ||||
|   --chart-5: oklch(0.47 0.157 37.304); | ||||
|   --sidebar: oklch(0.21 0.006 285.885); | ||||
|   --sidebar-foreground: oklch(0.985 0 0); | ||||
|   --sidebar-primary: oklch(0.705 0.213 47.604); | ||||
|   --sidebar-primary-foreground: oklch(0.98 0.016 73.684); | ||||
|   --sidebar-accent: oklch(0.274 0.006 286.033); | ||||
|   --sidebar-accent-foreground: oklch(0.985 0 0); | ||||
|   --sidebar-border: oklch(1 0 0 / 10%); | ||||
|   --sidebar-ring: oklch(0.551 0.027 264.364); | ||||
|   --sidebar-ring: oklch(0.408 0.123 38.172); | ||||
| } | ||||
|  | ||||
| @layer base { | ||||
|   | ||||
| @@ -5,10 +5,20 @@ import tailwindcss from "@tailwindcss/vite" | ||||
| import { VitePWA } from 'vite-plugin-pwa' | ||||
|  | ||||
| // https://vite.dev/config/ | ||||
| export default defineConfig({ | ||||
| export default defineConfig(({ mode }) => ({ | ||||
|   plugins: [ | ||||
|     react(),  | ||||
|     tailwindcss(), | ||||
|     // HTML 替换插件 - 仅在生产环境注入 Cloudflare Analytics | ||||
|     { | ||||
|       name: 'html-transform', | ||||
|       transformIndexHtml(html) { | ||||
|         const cloudflareScript = mode === 'production'  | ||||
|           ? `<script defer src='https://static.cloudflareinsights.com/beacon.min.js' data-cf-beacon='{"token": "2aecdc025eb043bc89ce931b54a80054"}'></script>` | ||||
|           : ''; | ||||
|         return html.replace('<!--CLOUDFLARE_ANALYTICS_PLACEHOLDER-->', cloudflareScript); | ||||
|       } | ||||
|     }, | ||||
|     VitePWA({ | ||||
|       registerType: 'autoUpdate', | ||||
|       includeAssets: ['lite.svg', 'robots.txt', 'sitemap.xml'], | ||||
| @@ -44,6 +54,21 @@ export default defineConfig({ | ||||
|               } | ||||
|             } | ||||
|           }, | ||||
|           { | ||||
|             // Frankfurter API 汇率缓存 | ||||
|             urlPattern: /^https:\/\/api\.frankfurter\.app\/.*/i, | ||||
|             handler: 'StaleWhileRevalidate', | ||||
|             options: { | ||||
|               cacheName: 'currency-rates-cache', | ||||
|               expiration: { | ||||
|                 maxEntries: 5, | ||||
|                 maxAgeSeconds: 60 * 60 * 12 // 12 小时 | ||||
|               }, | ||||
|               cacheableResponse: { | ||||
|                 statuses: [0, 200] | ||||
|               } | ||||
|             } | ||||
|           }, | ||||
|           { | ||||
|             // Google Fonts 样式表缓存 | ||||
|             urlPattern: /^https:\/\/fonts\.googleapis\.com\/.*/i, | ||||
| @@ -130,4 +155,4 @@ export default defineConfig({ | ||||
|     }, | ||||
|     chunkSizeWarningLimit: 500, | ||||
|   }, | ||||
| }) | ||||
| })) | ||||
|   | ||||
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