✨ Weaving your magical story... ✨

\n );\n}\n\nfunction cleanText(text: string) {\n return text\n .replace(/\\*+/g, '')\n .replace(/^Story:\\s*/, '')\n .trim();\n}\n\nfunction App() {\n const [storyParts, setStoryParts] = useState({\n title: null,\n parts: []\n });\n const [imagePreview, setImagePreview] = useState(null);\n const [isLoading, setIsLoading] = useState(false);\n const [error, setError] = useState(null);\n const fileInputRef = useRef(null);\n\n const handleImageUpload = async (event: React.ChangeEvent) => {\n const file = event.target.files?.[0];\n if (file) {\n const reader = new FileReader();\n reader.onloadend = () => {\n setImagePreview(reader.result as string);\n };\n reader.readAsDataURL(file);\n\n setIsLoading(true);\n setError(null);\n try {\n const formData = new FormData();\n formData.append('image', file);\n formData.append('previousStory', JSON.stringify(storyParts.parts));\n \n const response = await fetch('/generate-story', {\n method: 'POST',\n body: formData\n });\n \n const result = await response.json();\n \n if (result.error) {\n setError(result.error);\n } else {\n setStoryParts(prev => ({\n title: result.mainTitle || prev.title,\n parts: [\n ...prev.parts, \n {\n title: cleanText(result.chapterTitle),\n content: cleanText(result.story),\n imageBase64: result.imageBase64\n }\n ]\n }));\n setImagePreview(null);\n }\n } catch (error) {\n console.error(\"Story generation failed\", error);\n setError(\"Failed to generate story. Please try again.\");\n } finally {\n setIsLoading(false);\n }\n }\n };\n\n return (\n

🎨 Story Weaver 📖

Welcome to Story Weaver, where your child's imagination becomes the hero of their own adventure! Upload your drawing and let our magical story weaver turn it into a thrilling one-of-a-kind tale crafted just for them. Spark creativity, inspire storytelling and watch the magic unfold!

\n \n

\n \n \n

\n\n {isLoading && }\n\n {error && (\n

🚨 {error}

\n )}\n\n {storyParts.parts.length > 0 && (\n

🌟 {storyParts.title} 🌟

\n {storyParts.parts.map((part, index) => (\n

Chapter {index + 1}: {part.title}

\n {part.imageBase64 && (\n

\n )}\n

{part.content}

\n ))}\n

\n )}\n

\n );\n}\n\nfunction client() {\n createRoot(document.getElementById(\"root\")).render();\n}\nif (typeof document !== \"undefined\") { client(); }\n\n// Utility function to implement timeout\nasync function withTimeout(promise: Promise, timeoutMs: number): Promise {\n let timeoutHandle: number;\n const timeoutPromise = new Promise((_, reject) => {\n timeoutHandle = setTimeout(() => reject(new Error('Operation timed out')), timeoutMs) as unknown as number;\n });\n\n try {\n return await Promise.race([promise, timeoutPromise]);\n } finally {\n clearTimeout(timeoutHandle);\n }\n}\n\nexport default async function server(request: Request): Promise {\n if (request.method === 'POST' && new URL(request.url).pathname === '/generate-story') {\n const formData = await request.formData();\n const imageFile = formData.get('image') as File;\n const previousStoryStr = formData.get('previousStory') as string || '[]';\n const previousStory = JSON.parse(previousStoryStr);\n\n if (!imageFile) {\n return new Response(JSON.stringify({ error: 'No image uploaded' }), { status: 400 });\n }\n\n const arrayBuffer = await imageFile.arrayBuffer();\n const base64Image = btoa(\n new Uint8Array(arrayBuffer).reduce((data, byte) => data + String.fromCharCode(byte), '')\n );\n\n const { OpenAI } = await import(\"https://esm.town/v/std/openai\");\n const openai = new OpenAI();\n\n try {\n const imageAnalysis = await withTimeout(openai.chat.completions.create({\n model: \"gpt-4o\",\n messages: [\n {\n role: \"user\",\n content: [\n { \n type: \"text\", \n text: \"Describe this image briefly, focusing on the main characters and key elements. Be concise.\" \n },\n { \n type: \"image_url\", \n image_url: { url: `data:image/jpeg;base64,${base64Image}` }\n }\n ]\n }\n ],\n max_tokens: 100\n }), 15000); // 15 seconds timeout\n\n const imageDescription = imageAnalysis.choices[0].message.content || \"A magical drawing\";\n \n // Optimize previous story context\n const previousStoryContext = previousStory.length > 0\n ? `Previous story summary: ${previousStory[previousStory.length - 1].content}`\n : '';\n\n const story = await withTimeout(openai.chat.completions.create({\n model: \"gpt-4o-mini\",\n messages: [\n { \n role: \"system\", \n content: \"You are a children's storyteller. Continue the story or start a new one based on the image. Use 3 short, simple sentences. Be exciting and brief. Provide a chapter title.\" \n },\n { \n role: \"user\", \n content: `Image: ${imageDescription}\\n${previousStoryContext}\\n\\nCreate a chapter title and a 3-sentence story continuation.`\n }\n ],\n max_tokens: 150,\n temperature: 0.7\n }), 15000); // 15 seconds timeout\n\n const fullResponse = story.choices[0].message.content || '';\n \n const chapterTitleMatch = fullResponse.match(/Chapter Title:?\\s*(.+?)(?:\\n|$)/i);\n const chapterTitle = chapterTitleMatch ? chapterTitleMatch[1].trim() : 'Next Chapter';\n \n const storyMatch = fullResponse.match(/Story:?\\s*(.+)$/si);\n let storyContent = storyMatch ? storyMatch[1].trim() : fullResponse;\n\n // Ensure the story content is complete\n if (!storyContent.endsWith('.') && !storyContent.endsWith('!') && !storyContent.endsWith('?')) {\n storyContent += '...';\n }\n\n // Use the existing main title or create a new one for the first chapter\n const finalMainTitle = previousStory.length > 0 ? previousStory[0].title : 'A Magical Adventure';\n\n return new Response(JSON.stringify({ \n mainTitle: finalMainTitle,\n chapterTitle: chapterTitle,\n story: storyContent,\n imageBase64: `data:image/jpeg;base64,${base64Image}`\n }), {\n headers: { 'Content-Type': 'application/json' }\n });\n\n } catch (error) {\n console.error('Story generation error:', error);\n return new Response(JSON.stringify({ \n error: 'Story generation timed out. Please try again with a simpler image or shorter previous story.' \n }), { \n status: 500,\n headers: { 'Content-Type': 'application/json' }\n });\n }\n }\n\n return new Response(`\n \n \n Story Weaver\n \n \n \n \n

\n \n \n \n \n `, {\n headers: { 'Content-Type': 'text/html' }\n });\n}\n\nconst css = `\nbody {\n font-family: 'Comic Sans MS', 'Chalkboard SE', sans-serif;\n background: linear-gradient(135deg, #fef9e7 0%, #f0f4c3 100%);\n color: #333;\n line-height: 1.6;\n margin: 0;\n padding: 0;\n display: flex;\n justify-content: center;\n min-height: 100vh;\n}\n\n.container {\n width: 100%;\n max-width: 600px;\n background: white;\n box-shadow: 0 10px 25px rgba(0,0,0,0.1);\n border-radius: 15px;\n padding: 30px;\n margin: 20px;\n text-align: center;\n}\n\n.loading-spinner {\n display: flex;\n flex-direction: column;\n align-items: center;\n margin: 20px 0;\n}\n\n.spinner {\n border: 4px solid #f3f3f3;\n border-top: 4px solid #ff6b6b;\n border-radius: 50%;\n width: 40px;\n height: 40px;\n animation: spin 1s linear infinite;\n}\n\n@keyframes spin {\n 0% { transform: rotate(0deg); }\n 100% { transform: rotate(360deg); }\n}\n\n.story-section {\n margin-bottom: 30px;\n text-align: left;\n}\n\n.story-section h3 {\n color: #4a4a4a;\n margin-bottom: 15px;\n font-size: 1.3em;\n}\n\n.story-image {\n max-width: 100%;\n margin-bottom: 15px;\n display: flex;\n justify-content: center;\n}\n\n.story-image img {\n max-width: 100%;\n max-height: 300px;\n border-radius: 10px;\n object-fit: contain;\n}\n\n.upload-section {\n margin-bottom: 20px;\n}\n\n.image-preview {\n display: none;\n}\n`;","deleted","label",[98],"permalink","https://www.val.town/x/slinfo/Storyweaver/code/main.tsx","extension","actionData","errors"]