import * as dbMarkets from '../database/markets.ts'; import * as libSystems from '../lib/systems.ts'; import { categorizeCargo, sortByDistanceFrom, } from '../lib/utils.ts'; import { Ship } from '../lib/ships.ts'; import { CargoManifest, CommonThing, } from '../lib/types.ts'; // example ctx { ship: {XXX}, keep: 'SILVER_ORE' } export async function sell(ship: Ship, good: string): Promise { outer: while(true) { const waypoint = await libSystems.waypoint(ship.nav.waypointSymbol); // first lets see what we want to sell let cargo = categorizeCargo(ship.cargo, good); // get the marketdata from our location const market = await libSystems.market(waypoint); // can we sell anything here? const goods = whatCanBeTradedAt(cargo.goods, market.imports.concat(market.exchange)); for (let i = 0; i < goods.length; i++) { await ship.sell(goods[i].symbol); }; // are we done selling everything we can? cargo = categorizeCargo(ship.cargo, good); if (Object.keys(cargo.goods).length === 0) { return ship; } // we need to move somewhere else to sell our remaining goods const markets = sortByDistanceFrom(ship.nav.route.destination, await libSystems.trait(ship.nav.systemSymbol, 'MARKETPLACE')); // check from the closest one if they import what we need to sell for (let i = 0; i < markets.length; i++) { const waypoint = await libSystems.waypoint(markets[i].data.symbol); const market = await libSystems.market(waypoint); // if we have no data on the market we need to go there and see // and if we have data and can sell there we need to go too if (market === null || whatCanBeTradedAt(cargo.goods, market.imports).length > 0) { await ship.navigate(waypoint); continue outer; } } // check from the closest one if they exchange what we need to sell for (let i = 0; i < markets.length; i++) { const waypoint = await libSystems.waypoint(markets[i].data.symbol); const market = await libSystems.market(waypoint); // if we can sell there we need to go if (whatCanBeTradedAt(cargo.goods, market.exchange).length > 0) { await ship.navigate(waypoint); continue outer; } } throw new Error(`Ship {ship.symbol} has found no importing or exchanging market for its cargo in the system`); } } function whatCanBeTradedAt(cargo: CargoManifest, goods: Array): Array { return goods.filter(g => cargo[g.symbol] !== undefined ); }