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import {
Response,
debugLog,
send,
sleep,
} from './api.ts';
import {
MarketTradeVolumeError,
ShipIsCurrentlyInTransitError,
ShipIsStillOnCooldownError,
ShipRequiresMoreFuelForNavigationError,
} from './errors.ts';
import {
Agent,
Cargo,
Contract,
Cooldown,
Fuel,
Nav,
Registration,
} from './types.ts';
import * as dbAgents from '../database/agents.ts';
export async function getShips(): Promise<Array<Ship>> {
const response = await send<Array<Ship>>({endpoint: `/my/ships`, page: 1});
if (response.error) {
debugLog(response);
throw response;
}
return response.data.map(ship => new Ship(ship));
}
export class Ship {
cargo: Cargo;
cooldown: Cooldown;
// crew
// engine
// frame
fuel: Fuel;
// modules
// mounts
nav: Nav;
// reactor
registration: Registration;
symbol: string;
constructor(ship: Ship) {
this.cargo = ship.cargo;
this.cooldown = ship.cooldown;
this.fuel = ship.fuel;
this.nav = ship.nav;
this.registration = ship.registration;
this.symbol = ship.symbol;
}
async dock(): Promise<void> {
if (this.nav.status === 'DOCKED') return;
const response = await send<{nav: Nav}>({endpoint: `/my/ships/${this.symbol}/dock`, method: 'POST'});
if (response.error) {
switch(response.error.code) {
case 4214:
const sicite = response.error.data as ShipIsCurrentlyInTransitError;
await sleep(sicite.secondsToArrival * 1000);
return await this.dock();
default: // yet unhandled error
debugLog(response);
throw response;
}
}
this.nav = response.data.nav;
}
async extract(): Promise<Cargo> {
if (this.isFull()) return this.cargo;
// TODO move to a suitable asteroid?
// const asteroidFields = await systems.type({symbol: this.nav.systemSymbol, type: 'ENGINEERED_ASTEROID'});
// TODO if there are multiple fields, find the closest one?
//await navigate({symbol: ctx.symbol, waypoint: asteroidFields[0].symbol});
await this.orbit();
// TODO handle surveying?
const response = await send<{cooldown: Cooldown, cargo: Cargo}>({endpoint: `/my/ships/${this.symbol}/extract`, method: 'POST'}); // TODO extraction and events api response fields cf https://spacetraders.stoplight.io/docs/spacetraders/b3931d097608d-extract-resources
if (response.error) {
switch(response.error.code) {
case 4000:
const sisoce = response.error.data as ShipIsStillOnCooldownError;
await sleep(sisoce.cooldown.remainingSeconds * 1000);
return await this.extract();
case 4228: // ship is full
return this.cargo;
default: // yet unhandled error
debugLog(response);
throw response;
}
}
this.cargo = response.data.cargo;
await sleep(response.data.cooldown.remainingSeconds*1000);
return this.cargo;
}
isFull(): boolean {
return this.cargo.units >= this.cargo.capacity * 0.9;
}
async navigate(waypointSymbol: string): Promise<void> {
if (this.nav.waypointSymbol === waypointSymbol) return;
const d =
// TODO compute fuel consumption and refuel if we do not have enough OR if the destination does not sell fuel?
await this.refuel();
await this.orbit();
// TODO if we do not have enough fuel, make a stop to refuel along the way or drift to the destination
const response = await send<{fuel: Fuel, nav: Nav}>({endpoint: `/my/ships/${this.symbol}/navigate`, method: 'POST', payload: { waypointSymbol: waypointSymbol }}); // TODO events field
if (response.error) {
switch(response.error.code) {
case 4203: // not enough fuel
const srmffne = response.error.data as ShipRequiresMoreFuelForNavigationError;
// TODO test if it exceeds our maximum
// find an intermediate stop to refuel if that is the case
debugLog(response);
throw response;
//await refuel(ship);
//return await navigate(ship, waypoint);
case 4214:
const sicite = response.error.data as ShipIsCurrentlyInTransitError;
await sleep(sicite.secondsToArrival * 1000);
return await this.navigate(waypointSymbol);
default: // yet unhandled error
debugLog(response);
throw response;
}
}
this.fuel = response.data.fuel;
this.nav = response.data.nav;
const delay = new Date(this.nav.route.arrival).getTime() - new Date().getTime() ;
await sleep(delay);
this.nav.status = 'IN_ORBIT'; // we arrive in orbit
}
async negotiate(): Promise<Contract> {
const response = await send<{contract: Contract}>({endpoint: `/my/ships/${this.symbol}/negotiate/contract`, method: 'POST'});
if (response.error) {
switch(response.error.code) {
case 4214:
const sicite = response.error.data as ShipIsCurrentlyInTransitError;
await sleep(sicite.secondsToArrival * 1000);
return await this.negotiate();
default: // yet unhandled error
debugLog(response);
throw response;
}
}
return response.data.contract;
}
async orbit(): Promise<void> {
if (this.nav.status === 'IN_ORBIT') return;
const response = await send<{nav: Nav}>({endpoint: `/my/ships/${this.symbol}/orbit`, method: 'POST'});
if (response.error) {
switch(response.error.code) {
case 4214:
const sicite = response.error.data as ShipIsCurrentlyInTransitError;
await sleep(sicite.secondsToArrival * 1000);
return await this.orbit();
default: // yet unhandled error
debugLog(response);
throw response;
}
}
this.nav = response.data.nav;
}
async purchase(tradeSymbol: string, units: number): Promise<void> {
if (units <= 0) return;
await this.dock();
// TODO take into account the tradevolume, we might need to buy in multiple steps
const response = await send<{agent: Agent, cargo: Cargo}>({endpoint: `/my/ships/${this.symbol}/purchase`, method: 'POST', payload: { symbol: tradeSymbol, units: units }}); // TODO transaction field
if (response.error) {
switch(response.error.code) {
case 4604: // units per transaction limit exceeded
const mtve = response.error.data as MarketTradeVolumeError;
await this.purchase(tradeSymbol, mtve.tradeVolume);
return await this.purchase(tradeSymbol, units - mtve.tradeVolume);
default:
debugLog(response);
throw response;
}
}
this.cargo = response.data.cargo;
dbAgents.setAgent(response.data.agent);
}
async refuel(): Promise<void> {
// TODO check if our current waypoint has a marketplace (and sells fuel)?
await this.dock();
const response = await send<{agent: Agent, fuel: Fuel}>({endpoint: `/my/ships/${this.symbol}/refuel`, method: 'POST'}); // TODO transaction field
if (response.error) {
debugLog(response);
throw response;
}
this.fuel = response.data.fuel;
dbAgents.setAgent(response.data.agent);
}
async sell(tradeSymbol: string): Promise<Cargo> {
// TODO check if our current waypoint has a marketplace and buys tradeSymbol?
await this.dock();
let units = 0;
this.cargo.inventory.forEach(i => {if (i.symbol === tradeSymbol) units = i.units; });
const response = await send<{agent: Agent, cargo: Cargo}>({endpoint: `/my/ships/${this.symbol}/sell`, method: 'POST', payload: { symbol: tradeSymbol, units: units }}); // TODO transaction field
if (response.error) {
debugLog(response);
throw response;
}
this.cargo = response.data.cargo;
dbAgents.setAgent(response.data.agent);
return this.cargo;
}
}
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