Horizon at ${latitude.toFixed(2)}, ${longitude.toFixed(2)}

${locationStatus} • ☀️ Altitude: ${(sky.sunAltitude * 180 / Math.PI).toFixed(1)}°

Top: ${sky.topColor} | Bottom: ${sky.bottomColor}

View Source • API

\n\n`;\n\n return c.html(html);\n});\n\n// JSON API - returns gradient CSS and colors\napp.get(\"/api/gradient\", (c) => {\n const url = new URL(c.req.url);\n\n const latParam = url.searchParams.get(\"lat\");\n const lonParam = url.searchParams.get(\"lon\");\n\n let latitude: number, longitude: number;\n\n if (latParam && lonParam) {\n latitude = parseFloat(latParam);\n longitude = parseFloat(lonParam);\n } else {\n const loc = getLocationFromRequest(c.req.raw);\n latitude = loc.latitude;\n longitude = loc.longitude;\n }\n\n const sky = generateSkyGradient(latitude, longitude);\n\n return c.json({\n css: {\n background: sky.gradient,\n themeColor: sky.topColor,\n fallbackColor: sky.bottomColor,\n },\n sun: {\n altitudeDegrees: sky.sunAltitude * 180 / Math.PI,\n azimuthDegrees: sky.sunAzimuth * 180 / Math.PI,\n },\n location: sky.location,\n generatedAt: sky.generatedAt,\n cacheHint: \"Gradient changes every minute based on sun position\",\n }, {\n headers: {\n \"Access-Control-Allow-Origin\": \"*\",\n \"Cache-Control\": \"public, max-age=60\",\n },\n });\n});\n\n// Debug endpoint - shows what headers Val Town receives\napp.get(\"/api/debug\", (c) => {\n const headers: Record = {};\n c.req.raw.headers.forEach((value, key) => {\n headers[key] = value;\n });\n\n return c.json({\n message: \"Debug info for geolocation headers\",\n headers,\n locationDetected: getLocationFromRequest(c.req.raw),\n });\n});\n\n// CORS preflight handler\napp.options(\"/api/gradient\", (c) => {\n return new Response(null, {\n headers: {\n \"Access-Control-Allow-Origin\": \"*\",\n \"Access-Control-Allow-Methods\": \"GET, OPTIONS\",\n \"Access-Control-Allow-Headers\": \"Content-Type\",\n },\n });\n});\n\nexport default app.fetch; // This is the entry point for HTTP vals\n","deleted","label",[169,151],"backend","permalink","https://www.val.town/x/shapedlines/horizon/code/backend/index.http.ts","extension","actionData","errors"]