72 lines
2.9 KiB
TypeScript
72 lines
2.9 KiB
TypeScript
import * as dbMarkets from '../database/markets.ts';
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import * as dbShips from '../database/ships.ts';
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import * as api from '../lib/api.ts';
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import * as libShips from '../lib/ships.ts';
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import * as libSystems from '../lib/systems.ts';
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import * as utils from '../lib/utils.ts';
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import { CargoManifest } from '../model/cargo.ts';
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import { CommonThing } from '../model/common.ts';
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import { Ship } from '../model/ship.ts';
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// example ctx { ship: {XXX}, keep: 'SILVER_ORE' }
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export async function sell(ship: Ship, good: string): Promise<Ship> {
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outer: while(true) {
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// first lets see what we want to sell
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let cargo = utils.categorizeCargo(ship.cargo, good);
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// get the marketdata from our location
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const market = await libSystems.market(ship.nav.waypointSymbol);
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// can we sell anything here?
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const goods = whatCanBeTradedAt(cargo.goods, market.imports.concat(market.exchange));
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for (let i = 0; i < goods.length; i++) {
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const symbol = goods[i].symbol;
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ship = await libShips.sell(ship, good);
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};
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// are we done selling everything we can?
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cargo = utils.categorizeCargo(ship.cargo, good);
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if (Object.keys(cargo.goods).length === 0) {
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return ship;
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}
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// we need to move somewhere else to sell our remaining goods
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// first we look into markets in our system
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const rawMarkets = await libSystems.trait(ship.nav.systemSymbol, 'MARKETPLACE');
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// sorted by distance from where we are
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const markets = rawMarkets.map(function (m) { return {
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data: m,
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distance: (m.x - ship.nav.route.destination.x) ** 2 + (m.y - ship.nav.route.destination.y) ** 2,
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}});
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markets.sort(function(a, b) {
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if (a.distance < b.distance) {
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return -1;
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} else if (a.distance > b.distance) {
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return 1;
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}
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return 0;
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});
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// check from the closest one if they import what we need to sell
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for (let i = 0; i < markets.length; i++) {
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const waypointSymbol = markets[i].data.symbol;
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const market = await libSystems.market(waypointSymbol);
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// if we have no data on the market we need to go there and see
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// and if we have data and can sell there we need to go too
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if (market === null || whatCanBeTradedAt(cargo.goods, market.imports).length > 0) {
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ship = await libShips.navigate(ship, waypointSymbol);
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continue outer;
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}
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}
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// check from the closest one if they exchange what we need to sell
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for (let i = 0; i < markets.length; i++) {
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const waypointSymbol = markets[i].data.symbol;
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const market = await libSystems.market(waypointSymbol);
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// if we can sell there we need to go
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if (whatCanBeTradedAt(cargo.goods, market.exchange).length > 0) {
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ship = await libShips.navigate(ship, waypointSymbol);
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continue outer;
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}
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}
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throw new Error(`Ship {ship.symbol} has found no importing or exchanging market for its cargo in the system`);
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}
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}
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function whatCanBeTradedAt(cargo: CargoManifest, goods: Array<CommonThing>): Array<CommonThing> {
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return goods.filter(g => cargo[g.symbol] !== undefined );
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}
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