import { Resource } from '@modelcontextprotocol/sdk/types.js';
import { nasaService } from '../services/nasa.service.js';
// Static resource for today's NEO feed
export const neoTodayResource: Resource = {
uri: 'nasa://neo/today',
name: "Today's Near Earth Objects",
description: 'NEOs passing Earth today',
mimeType: 'application/json',
};
export async function getNeoTodayResourceContent(uri: string): Promise<{ uri: string; mimeType: string; text: string }> {
try {
const today = new Date().toISOString().split('T')[0];
const neoData = await nasaService.getNeoFeed(today, today);
const content = {
date: today,
element_count: neoData.element_count,
near_earth_objects: neoData.near_earth_objects[today]?.map((neo: any) => ({
id: neo.id,
name: neo.name,
is_potentially_hazardous: neo.is_potentially_hazardous_asteroid,
estimated_diameter: {
meters: {
min: neo.estimated_diameter.meters.estimated_diameter_min,
max: neo.estimated_diameter.meters.estimated_diameter_max,
},
},
close_approach: neo.close_approach_data[0] ? {
date: neo.close_approach_data[0].close_approach_date_full,
velocity_km_h: neo.close_approach_data[0].relative_velocity.kilometers_per_hour,
miss_distance_km: neo.close_approach_data[0].miss_distance.kilometers,
} : null,
})) || [],
};
return {
uri,
mimeType: 'application/json',
text: JSON.stringify(content, null, 2),
};
} catch (error) {
return {
uri,
mimeType: 'application/json',
text: JSON.stringify({ error: `Failed to fetch NEO data: ${error}` }, null, 2),
};
}
}
