Score: 0

AI Math Racer

An intelligent tutor will adapt the math problems to your skill level. Steer your car into the lane with the correct answer using the arrow keys.

\n \n

Game Over

Your Score: 0

\n \n

\n\n \n \n\n`;\n}\n\nexport default async function (req: Request) {\n const url = new URL(req.url);\n const action = url.searchParams.get(\"action\");\n\n if (req.method === \"POST\" && action === \"getProblem\") {\n try {\n const openai = new OpenAI();\n const body = await req.json();\n const score = typeof body.score === \"number\" ? body.score : 0;\n\n const messages = [\n { role: \"system\", content: PROBLEM_GENERATOR_PROMPT },\n { role: \"user\", content: `The player's current score is ${score}.` },\n ];\n\n const completion = await openai.chat.completions.create({\n model: \"gpt-4o\",\n messages: messages,\n temperature: 0.8,\n response_format: { type: \"json_object\" },\n });\n\n const content = completion.choices[0].message.content;\n if (!content) {\n throw new Error(\"OpenAI returned an empty response.\");\n }\n\n // The response should already be a JSON object, but we use the robust extractor just in case.\n const parsedContent = extractJson(content);\n if (\n !parsedContent || typeof parsedContent !== \"object\" ||\n !(\"problem\" in parsedContent) ||\n !(\"correctAnswer\" in parsedContent)\n ) {\n throw new Error(\"AI returned an invalid or incomplete data structure.\");\n }\n\n return new Response(JSON.stringify(parsedContent), {\n headers: { \"Content-Type\": \"application/json\" },\n status: 200,\n });\n } catch (error) {\n console.error(\"AI Problem Generation Error:\", error);\n return new Response(\n JSON.stringify({\n error: error.message || \"An unknown error occurred.\",\n }),\n {\n status: 500,\n headers: { \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // Serve the main HTML file for GET requests\n const sourceUrl = `https://${url.hostname}${url.pathname}`;\n return new Response(generateHtml(sourceUrl), {\n headers: { \"Content-Type\": \"text/html\" },\n });\n}","deleted","label","children",[],[99],"files",[150],"counts",{"_173":32,"_174":175,"_176":175,"_177":32},"pulls","branches",1,"forks","envVars","contents",[],"file",{"_104":151,"_155":138,"_152":153,"_95":99,"_162":163,"_160":161,"_100":159,"_154":-5,"_106":182,"_156":101,"_165":96,"_98":183},["D",1757321794005],[99],"upstreamProject","upstreamBranch","emptyEnvVars","isNew","flags",[],"routes/_app.x.$handle.$name.branch.$branch.version.$version.code.$",{"_93":94,"_95":96,"_97":43,"_100":101,"_98":99,"_102":192,"_148":197,"_169":201,"_180":202,"_178":205,"_206":-5,"_207":22,"_208":-5,"_209":-5,"_210":-5,"_211":212},{"_104":105,"_95":96,"_106":193,"_108":-5,"_109":22,"_110":111,"_112":-5,"_113":-5,"_14":114,"_115":-5,"_116":22,"_117":-5,"_118":32,"_16":119,"_120":121,"_122":121,"_123":124,"_125":124,"_126":124,"_127":121,"_128":121,"_23":194,"_132":195,"_135":196,"_147":22},["D",1757321742089],{"_93":94,"_130":131},{"_93":94,"_134":131},{"_100":137,"_95":43,"_104":138,"_139":105,"_140":-5,"_141":-5,"_142":-5,"_143":-5,"_144":-5,"_145":96,"_146":94},[198],{"_104":151,"_95":99,"_152":153,"_154":-5,"_155":138,"_156":101,"_157":22,"_106":158,"_100":159,"_160":161,"_162":163,"_164":22,"_165":96,"_166":199,"_98":200},[],[99],[198],{"_104":151,"_155":138,"_152":153,"_95":99,"_162":163,"_160":161,"_100":159,"_154":-5,"_106":203,"_156":101,"_165":96,"_98":204},["D",1757321794005],[99],[],"upstream","showCompareCallout","pull","ahead","behind","templates",[],"actionData","errors"]