import * as api from './api.js'; import * as db from '../database/systems.js'; // Retrieves a shipyard's information for ctx.symbol export async function shipyard(ctx) { const systemSymbol = ctx.symbol.match(/([^-]+-[^-]+)/)[1]; // TODO generalise this extraction console.log(systemSymbol); return await api.send({endpoint: `/systems/${systemSymbol}/waypoints/${ctx.symbol}/shipyard`}); } // Retrieves the system's information for ctx.symbol and caches it in the database export async function system(ctx) { let s = db.getSystem(ctx.symbol); if (s === null) { const response = await api.send({endpoint: `/systems/${ctx.symbol}`}); if (response.error !== undefined) { switch(response.error.code) { case 404: throw `Error retrieving info for system ${ctx.symbol}: ${response.error.message}`; default: // yet unhandled error throw response; } } s = response.data; db.setSystem(s); } return s; } // Retrieves a list of waypoints that have a specific ctx.trait like a SHIPYARD or a MARKETPLACE in the system ctx.symbol export async function trait(ctx) { const s = await system(ctx); return s.waypoints.filter(s => s.traits.some(t => t.symbol === ctx.trait)); } // Retrieves a list of waypoints that have a specific ctx.type like ASTEROID_FIELD in the system ctx.symbol export async function type(ctx, response) { const s = await system(ctx); return s.waypoints.filter(s => s.type === ctx.type); } // Retrieves the system's information for ctx.symbol and caches it in the database export async function waypoints(ctx) { await system(ctx); let updated = db.getSystemUpdated(ctx.symbol); if (updated === null) { let waypoints = []; for (let page=1; true; ++page) { const response = await api.send({endpoint: `/systems/${ctx.symbol}/waypoints?limit=20&page=${page}`, priority: 98}); if (response.error !== undefined) { switch(response.error.code) { case 404: throw `Error retrieving waypoints for system ${ctx.symbol}: ${response.error.message}`; default: // yet unhandled error throw response; } } waypoints = waypoints.concat(response.data); if (response.meta.total <= response.meta.limit * page) { break; } } db.setSystemWaypoints(ctx.symbol, waypoints); return waypoints; } return db.getSystem(ctx.symbol).waypoints; }