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[node] begin the great typescript rewrite

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This commit is contained in:
Julien Dessaux 2024-03-21 17:08:37 +01:00
parent 3b61a9694d
commit d668eac4a6
Signed by: adyxax
GPG key ID: F92E51B86E07177E
31 changed files with 879 additions and 666 deletions
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4
haskell/src/SpaceTraders/Automation/Init.hs
View file

@ -52,11 +52,11 @@ registerST = do
r <- register "ADYXAX-HS" "COSMIC"
case r of
Right r' -> do
let t = token r'
addToken t
addAgent $ agent r'
addContract $ contract r'
addShip $ ship r'
let t = token r'
addToken t
return t
Left e' -> throw e'

44
nodejs/.eslintrc.json
View file

@ -1,44 +0,0 @@
{
"env": {
"es2021": true,
"node": true
},
"extends": [
"eslint:recommended",
"plugin:node/recommended"
],
"overrides": [
{
"files": ["*.js"],
"rules": {
"no-constant-condition": "off"
}
}
],
"parserOptions": {
"ecmaVersion": "latest",
"sourceType": "module"
},
"rules": {
"indent": [
"error",
"tab"
],
"linebreak-style": [
"error",
"unix"
],
"quotes": [
"error",
"single"
],
"semi": [
"error",
"always"
],
"node/no-unsupported-features/es-syntax": [
"error",
{ "ignores": ["modules"] }
]
}
}

71
nodejs/automation/contracting.js
View file

@ -1,71 +0,0 @@
import * as mining from './mining.js';
import * as selling from './selling.js';
import * as dbContracts from '../database/contracts.js';
import * as dbShips from '../database/ships.js';
import * as api from '../lib/api.js';
import * as contracts from '../lib/contracts.js';
import * as libShips from '../lib/ships.js';
import * as systems from '../lib/systems.js';
import * as utils from '../lib/utils.js';
export async function init() {
const cs = dbContracts.getContracts();
cs.forEach(contract => run(contract));
}
async function run(contract) {
await contracts.accept({id: contract.id});
const contractSystem = utils.systemFromWaypoint(contract.terms.deliver[0].destinationSymbol);
let ships = dbShips.getShipsAt(contractSystem);
ships = ships.filter(ship => ship.registration.role !== 'SATELLITE'); // filter out probes
switch(contract.type) {
case 'PROCUREMENT':
await runProcurement(contract, ships);
break;
default:
throw `Handling of contract type ${contract.type} is not implemented yet`;
}
}
async function runProcurement(contract, ships) {
// TODO check if contract is fulfilled!
const wantedCargo = contract.terms.deliver[0].tradeSymbol;
const deliveryPoint = contract.terms.deliver[0].destinationSymbol;
const asteroids = await systems.type({symbol: ships[0].nav.systemSymbol, type: 'ENGINEERED_ASTEROID'});
const asteroidSymbol = asteroids[0].symbol;
ships.forEach(async function(ship) {
while (!dbContracts.getContract(contract.id).fulfilled) {
ship = dbShips.getShip(ship.symbol);
let goodCargo = ship.cargo.inventory.filter(i => i.symbol === wantedCargo)[0];
// If we are in transit, we wait until we arrive
const delay = new Date(ship.nav.route.arrival) - new Date();
if (delay > 0) await api.sleep(delay);
// Then it depends on where we are
switch (ship.nav.waypointSymbol) {
case asteroidSymbol:
await mining.mineUntilFullOf({
asteroidSymbol: asteroidSymbol,
good: wantedCargo,
symbol: ship.symbol
});
await libShips.navigate({symbol: ship.symbol, waypoint: deliveryPoint});
break;
case deliveryPoint:
if (goodCargo !== undefined) { // we could be here if a client restart happens right after selling before we navigate away
console.log(`delivering ${goodCargo.units} of ${wantedCargo}`);
if (await contracts.deliver({id: contract.id, symbol: ship.symbol, good: wantedCargo, units: goodCargo.units })) {
break;
}
}
await libShips.navigate({symbol: ship.symbol, waypoint: asteroidSymbol});
break;
default:
// we were either selling or started contracting
await selling.sell(ship, wantedCargo);
await libShips.navigate({symbol: ship.symbol, waypoint: asteroidSymbol});
}
}
// TODO repurpose the ship
});
}

72
nodejs/automation/contracting.ts Normal file
View file

@ -0,0 +1,72 @@
import { Contract } from '../model/contract.ts';
import { Ship } from '../model/ship.ts';
import * as mining from './mining.js';
import * as selling from './selling.js';
import * as dbContracts from '../database/contracts.ts';
import * as dbShips from '../database/ships.ts';
import * as api from '../lib/api.ts';
import * as contracts from '../lib/contracts.ts';
import * as libShips from '../lib/ships.ts';
import * as systems from '../lib/systems.ts';
import * as utils from '../lib/utils.ts';
export async function init() {
const cs = dbContracts.getContracts();
cs.forEach(contract => run(contract));
}
async function run(contract: Contract) {
await contracts.accept(contract);
const contractSystem = utils.systemFromWaypoint(contract.terms.deliver[0].destinationSymbol);
let ships = dbShips.getShipsAt(contractSystem);
ships = ships.filter(ship => ship.registration.role !== 'SATELLITE'); // filter out probes
switch(contract.type) {
case 'PROCUREMENT':
await runProcurement(contract, ships);
break;
default:
throw `Handling of contract type ${contract.type} is not implemented yet`;
}
}
async function runProcurement(contract: Contract, ships: Array<Ship>) {
// TODO check if contract is fulfilled!
const wantedCargo = contract.terms.deliver[0].tradeSymbol;
const deliveryPoint = contract.terms.deliver[0].destinationSymbol;
const asteroids = await systems.type({symbol: ships[0].nav.systemSymbol, type: 'ENGINEERED_ASTEROID'});
const asteroidSymbol = asteroids[0].symbol;
ships.forEach(async function(ship) {
while (!contract.fulfilled) {
ship = dbShips.getShip(ship.symbol) as Ship;
let goodCargo = ship.cargo.inventory.filter(i => i.symbol === wantedCargo)[0]
// If we are in transit, we wait until we arrive
const delay = new Date(ship.nav.route.arrival).getTime() - new Date().getTime();
if (delay > 0) await api.sleep(delay);
// Then it depends on where we are
switch (ship.nav.waypointSymbol) {
case asteroidSymbol:
await mining.mineUntilFullOf({
asteroidSymbol: asteroidSymbol,
good: wantedCargo,
symbol: ship.symbol
});
await libShips.navigate(ship, deliveryPoint);
break;
case deliveryPoint:
if (goodCargo !== undefined) { // we could be here if a client restart happens right after selling before we navigate away
console.log(`delivering ${goodCargo.units} of ${wantedCargo}`);
contract = await contracts.deliver(contract, ship);
if (contract.fulfilled) break;
}
await libShips.navigate(ship, asteroidSymbol);
break;
default:
// we were either selling or started contracting
await selling.sell(ship, wantedCargo);
await libShips.navigate(ship, asteroidSymbol);
}
}
// TODO repurpose the ship
});
}

4
nodejs/automation/init.js
View file

@ -6,6 +6,8 @@ import * as dbTokens from '../database/tokens.js';
import * as api from '../lib/api.js';
import * as ships from '../lib/ships.js';
const symbol = process.env.NODE_ENV === 'test' ? 'ADYXAX-0' : 'ADYXAX-TS';
// This function registers then inits the database
export async function init() {
const response = await fetch('https://api.spacetraders.io/v2/register', {
@ -14,7 +16,7 @@ export async function init() {
'Content-Type': 'application/json',
},
body: JSON.stringify({
symbol: "ADYXAX-JS",
symbol: symbol,
faction: "COSMIC",
}),
});

118
nodejs/automation/selling.js
View file

@ -8,65 +8,65 @@ import * as utils from '../lib/utils.js';
// example ctx { ship: {XXX}, keep: 'SILVER_ORE' }
export async function sell(ship, keep) {
outer: while(true) {
// first lets see what we want to sell
let cargo = utils.categorizeCargo(ship.cargo, keep);
// get the marketdata from our location
const market = await libSystems.market(ship.nav.waypointSymbol);
// can we sell anything here?
const goods = whatCanBeTradedAt(cargo.goods, market.imports.concat(market.exchange));
for (let i = 0; i < goods.length; i++) {
const symbol = goods[i].symbol;
await libShips.sell({
good: symbol,
symbol: ship.symbol,
units: cargo.goods[symbol],
});
delete cargo.goods[symbol];
};
// are we done selling everything we can?
ship = dbShips.getShip(ship.symbol);
cargo = utils.categorizeCargo(ship.cargo, keep);
if (Object.keys(cargo.goods).length === 0) {
return;
}
// we need to move somewhere else to sell our remaining goods
// first we look into markets in our system
const rawMarkets = await libSystems.trait({symbol: ship.nav.systemSymbol, trait: 'MARKETPLACE'});
// sorted by distance from where we are
const markets = rawMarkets.map(function (m) { return {
data: m,
distance: (m.x - ship.nav.route.destination.x) ** 2 + (m.y - ship.nav.route.destination.y) ** 2,
}});
markets.sort(function(a, b) {
if (a.distance < b.distance) {
return -1;
} else if (a.distance > b.distance) {
return 1;
}
return 0;
});
// check from the closest one if they import what we need to sell
for (let i = 0; i < markets.length; i++) {
const waypointSymbol = markets[i].data.symbol;
const market = await libSystems.market(waypointSymbol);
// 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 libShips.navigate({symbol: ship.symbol, waypoint: waypointSymbol});
continue outer;
}
}
// check from the closest one if they exchange what we need to sell
for (let i = 0; i < markets.length; i++) {
const waypointSymbol = markets[i].data.symbol;
const market = await libSystems.market(waypointSymbol);
// if we can sell there we need to go
if (whatCanBeTradedAt(cargo.goods, market.exchange).length > 0) {
await libShips.navigate({symbol: ship.symbol, waypoint: waypointSymbol});
continue outer;
}
}
throw new Error(`Ship {ship.symbol} has found no importing or exchanging market for its cargo in the system`);
// first lets see what we want to sell
let cargo = utils.categorizeCargo(ship.cargo, keep);
// get the marketdata from our location
const market = await libSystems.market(ship.nav.waypointSymbol);
// can we sell anything here?
const goods = whatCanBeTradedAt(cargo.goods, market.imports.concat(market.exchange));
for (let i = 0; i < goods.length; i++) {
const symbol = goods[i].symbol;
await libShips.sell({
good: symbol,
symbol: ship.symbol,
units: cargo.goods[symbol],
});
delete cargo.goods[symbol];
};
// are we done selling everything we can?
ship = dbShips.getShip(ship.symbol);
cargo = utils.categorizeCargo(ship.cargo, keep);
if (Object.keys(cargo.goods).length === 0) {
return;
}
// we need to move somewhere else to sell our remaining goods
// first we look into markets in our system
const rawMarkets = await libSystems.trait({symbol: ship.nav.systemSymbol, trait: 'MARKETPLACE'});
// sorted by distance from where we are
const markets = rawMarkets.map(function (m) { return {
data: m,
distance: (m.x - ship.nav.route.destination.x) ** 2 + (m.y - ship.nav.route.destination.y) ** 2,
}});
markets.sort(function(a, b) {
if (a.distance < b.distance) {
return -1;
} else if (a.distance > b.distance) {
return 1;
}
return 0;
});
// check from the closest one if they import what we need to sell
for (let i = 0; i < markets.length; i++) {
const waypointSymbol = markets[i].data.symbol;
const market = await libSystems.market(waypointSymbol);
// 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 libShips.navigate({symbol: ship.symbol, waypoint: waypointSymbol});
continue outer;
}
}
// check from the closest one if they exchange what we need to sell
for (let i = 0; i < markets.length; i++) {
const waypointSymbol = markets[i].data.symbol;
const market = await libSystems.market(waypointSymbol);
// if we can sell there we need to go
if (whatCanBeTradedAt(cargo.goods, market.exchange).length > 0) {
await libShips.navigate({symbol: ship.symbol, waypoint: waypointSymbol});
continue outer;
}
}
throw new Error(`Ship {ship.symbol} has found no importing or exchanging market for its cargo in the system`);
}
}

21
nodejs/database/agents.js
View file

@ -1,21 +0,0 @@
import db from './db.js';
const addAgentStatement = db.prepare(`INSERT INTO agents(data) VALUES (json(?));`);
const getAgentStatement = db.prepare(`SELECT data FROM agents;`);
const setAgentStatement = db.prepare(`UPDATE agents SET data = json(?);`);
export function addAgent(agent) {
return addAgentStatement.run(JSON.stringify(agent)).lastInsertRowid;
}
export function getAgent() {
const data = getAgentStatement.get();
if (data === undefined) {
return null;
}
return JSON.parse(data.data);
}
export function setAgent(agent) {
return setAgentStatement.run(JSON.stringify(agent)).changes;
}

20
nodejs/database/agents.ts Normal file
View file

@ -0,0 +1,20 @@
import { Agent } from '../model/agent.ts';
import db from './db.js';
const addAgentStatement = db.prepare(`INSERT INTO agents(data) VALUES (json(?));`);
const getAgentStatement = db.prepare(`SELECT data FROM agents;`);
const setAgentStatement = db.prepare(`UPDATE agents SET data = json(?);`);
export function addAgent(agent: Agent) {
addAgentStatement.run(JSON.stringify(agent));
}
export function getAgent(): Agent|null {
const data = getAgentStatement.get() as {data: string}|undefined;
if (!data) return null;
return JSON.parse(data.data);
}
export function setAgent(agent: Agent) {
setAgentStatement.run(JSON.stringify(agent));
}

23
nodejs/database/contracts.js → nodejs/database/contracts.ts
View file

@ -1,30 +1,29 @@
import db from './db.js';
import { Contract } from '../model/contract.ts';
import db from './db.ts';
const addContractStatement = db.prepare(`INSERT INTO contracts(data) VALUES (json(?));`);
const getContractStatement = db.prepare(`SELECT data FROM contracts WHERE data->>'id' = ?;`);
const getContractsStatement = db.prepare(`SELECT data FROM contracts WHERE data->>'fulfilled' = false;`);
const updateContractStatement = db.prepare(`UPDATE contracts SET data = json(:data) WHERE data->>'id' = :id;`);
export function getContract(id) {
const data = getContractStatement.get(id);
if (data === undefined) {
return null;
}
export function getContract(id: string): Contract|null {
const data = getContractStatement.get(id) as {data: string}|undefined;
if (!data) return null;
return JSON.parse(data.data);
}
export function getContracts() {
const data = getContractsStatement.all();
export function getContracts(): Array<Contract> {
const data = getContractsStatement.all() as Array<{data: string}>;
return data.map(contractData => JSON.parse(contractData.data));
}
export function setContract(data) {
export function setContract(data: Contract) {
if (getContract(data.id) === null) {
return addContractStatement.run(JSON.stringify(data)).lastInsertRowid;
addContractStatement.run(JSON.stringify(data));
} else {
return updateContractStatement.run({
updateContractStatement.run({
data: JSON.stringify(data),
id: data.id,
}).changes;
});
}
}

13
nodejs/database/db.js → nodejs/database/db.ts
View file

@ -11,7 +11,7 @@ const allMigrations = [
const db = new Database(
process.env.NODE_ENV === 'test' ? 'test.db' : 'spacetraders.db',
process.env.NODE_ENV === 'development' ? { verbose: console.log } : null
process.env.NODE_ENV === 'development' ? { verbose: console.log } : undefined
);
db.pragma('foreign_keys = ON');
db.pragma('journal_mode = WAL');
@ -20,7 +20,8 @@ function init() {
db.transaction(function migrate() {
let version;
try {
version = db.prepare('SELECT version FROM schema_version').get().version;
const res = db.prepare('SELECT version FROM schema_version').get() as {version: number};
version = res.version;
} catch {
version = 0;
}
@ -34,10 +35,10 @@ function init() {
}
export function reset() {
const indices = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'index';`).all();
const tables = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'table';`).all();
const triggers = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'trigger';`).all();
const views = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'view';`).all();
const indices = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'index';`).all() as Array<{name: string}>;
const tables = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'table';`).all() as Array<{name: string}>;
const triggers = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'trigger';`).all() as Array<{name: string}>;
const views = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'view';`).all() as Array<{name: string}>;
indices.forEach(elt => db.exec(`DROP INDEX ${elt.name};`));
tables.forEach(elt => db.exec(`DROP TABLE ${elt.name};`));
triggers.forEach(elt => db.exec(`DROP TRIGGER ${elt.name};`));

45
nodejs/database/ships.js → nodejs/database/ships.ts
View file

@ -1,4 +1,6 @@
import db from './db.js';
import db from './db.ts';
import { Cargo } from '../model/cargo.ts';
import { Fuel, Nav, Ship } from '../model/ship.ts';
const addShipStatement = db.prepare(`INSERT INTO ships(data) VALUES (json(?));`);
const getShipStatement = db.prepare(`SELECT data FROM ships WHERE data->>'symbol' = ?;`);
@ -8,51 +10,46 @@ const setShipFuelStatement = db.prepare(`UPDATE ships SET data = (SELECT json_se
const setShipNavStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.nav', json(:nav)) FROM ships WHERE data->>'symbol' = :symbol) WHERE data->>'symbol' = :symbol;`);
const updateShipStatement = db.prepare(`UPDATE ships SET data = json(:data) WHERE data->>'symbol' = :symbol;`);
export function getShip(symbol) {
const data = getShipStatement.get(symbol);
if (data === undefined) {
return null;
}
export function getShip(symbol: string): Ship|null {
const data = getShipStatement.get(symbol) as {data: string}|undefined;
if (!data) return null;
return JSON.parse(data.data);
}
export function getShipsAt(symbol) {
const data = getShipsAtStatement.all(symbol);
if (data === undefined) {
return null;
}
export function getShipsAt(symbol: string) {
const data = getShipsAtStatement.all(symbol) as Array<{data: string}>;
return data.map(elt => JSON.parse(elt.data));
}
export function setShip(data) {
export function setShip(data: Ship) {
if (getShip(data.symbol) === null) {
return addShipStatement.run(JSON.stringify(data)).lastInsertRowid;
addShipStatement.run(JSON.stringify(data));
} else {
return updateShipStatement.run({
updateShipStatement.run({
data: JSON.stringify(data),
symbol: data.symbol,
}).changes;
});
}
}
export function setShipCargo(symbol, cargo) {
return setShipCargoStatement.run({
export function setShipCargo(symbol: string, cargo: Cargo) {
setShipCargoStatement.run({
cargo: JSON.stringify(cargo),
symbol: symbol,
}).changes;
});
}
export function setShipFuel(symbol, fuel) {
return setShipFuelStatement.run({
export function setShipFuel(symbol: string, fuel: Fuel) {
setShipFuelStatement.run({
fuel: JSON.stringify(fuel),
symbol: symbol,
}).changes;
});
}
export function setShipNav(symbol, nav) {
return setShipNavStatement.run({
export function setShipNav(symbol: string, nav: Nav) {
setShipNavStatement.run({
nav: JSON.stringify(nav),
symbol: symbol,
}).changes;
});
}

16
nodejs/database/tokens.js
View file

@ -1,16 +0,0 @@
import db from './db.js';
const addTokenStatement = db.prepare(`INSERT INTO tokens(data) VALUES (?);`);
const getTokenStatement = db.prepare(`SELECT data FROM tokens;`);
export function addToken(token) {
return addTokenStatement.run(token).lastInsertRowid;
}
export function getToken() {
const data = getTokenStatement.get();
if (data === undefined) {
return null;
}
return data.data;
}

14
nodejs/database/tokens.ts Normal file
View file

@ -0,0 +1,14 @@
import db from './db.ts';
const addTokenStatement = db.prepare(`INSERT INTO tokens(data) VALUES (?);`);
const getTokenStatement = db.prepare(`SELECT data FROM tokens;`);
export function addToken(token: string) {
addTokenStatement.run(token);
}
export function getToken(): string|null {
const data = getTokenStatement.get() as {data: string}|undefined;
if (data === undefined) return null;
return data.data;
}

125
nodejs/lib/api.js → nodejs/lib/api.ts
View file

@ -1,8 +1,9 @@
import * as fs from 'fs';
import * as events from 'events';
import { getToken } from '../database/tokens.js';
import { PriorityQueue } from './priority_queue.js';
import { APIError, Request, RequestPromise, Response } from '../model/api.ts';
import { getToken } from '../database/tokens.ts';
import { PriorityQueue } from './priority_queue.ts';
// queue processor module variables
const bus = new events.EventEmitter(); // a bus to notify the queue processor to start processing messages
@ -10,10 +11,9 @@ let busy = false; // true if we are already sending api requests.
let backoffSeconds = 0;
let running = false;
// other module variables
let headers = undefined; // a file scoped variable so that we only evaluate these once.
let headers: {[key:string]:string}|null = null; // a file scoped variable so that we only evaluate these once.
let queue = new PriorityQueue(); // a priority queue to hold api calls we want to send, allows for throttling.
// a single queue processor should be running at any time, otherwise there will be trouble!
async function queue_processor() {
if (running) {
throw 'refusing to start a second queue processor';
@ -30,9 +30,10 @@ async function queue_processor() {
await new Promise(resolve => bus.once('send', resolve));
busy = true;
}
const before = new Date();
await send_this(queue.dequeue().element);
const duration = new Date() - before;
const before = new Date().getTime();
const data = queue.dequeue() as RequestPromise<unknown>;
await send_this(data);
const duration = new Date().getTime() - before;
if (duration < 400) { // 333 should work, but 400 should still allow some manual requests to go through during development
await sleep(400 - duration);
}
@ -44,21 +45,17 @@ async function queue_processor() {
}
queue_processor();
// send takes a request object as argument and an optional context ctx
// example request: {
// endpoint: the path part of the url to call,
// method: HTTP method for `fetch` call, defaults to 'GET',
// page: run a paginated request starting from this page until all the following pages are fetched
// payload: optional json object that will be send along with the request,
// priority: optional priority value (defaults to 10, lower than 10 means the message will be sent faster)
// }
export async function send(request, ctx) {
if (request.page === undefined) {
return await send_one(request, ctx);
}
let ret = [];
export async function send<T>(request: Request): Promise<T|APIError> {
const response = await send_one<T>(request);
if (response.error) return response.error;
return response.data;
}
export async function sendPaginated<T>(request: Request): Promise<Array<T>|APIError> {
if (request.page === undefined) request.page = 1;
let ret: Array<T> = [];
while (true) {
const response = await send_one(request, ctx);
const response = await send_one<T>(request);
if (response.meta === undefined) {
throw {"message": "paginated request did not return a meta block", "request": request, "response": response};
}
@ -70,10 +67,9 @@ export async function send(request, ctx) {
}
}
function send_one(request, ctx) {
function send_one<T>(request: Request): Promise<Response<T>> {
return new Promise((resolve, reject) => {
let data = {
ctx: ctx,
const data: RequestPromise<T> = {
reject: reject,
request: request,
resolve: resolve,
@ -86,8 +82,8 @@ function send_one(request, ctx) {
}
// send_this take a data object as argument built in the send function above
async function send_this(data) {
if (headers === undefined) {
async function send_this(data: RequestPromise<unknown>) {
if (headers === null) {
const token = getToken();
if (token === null) {
throw 'Could not get token from the database. Did you init or register yet?';
@ -97,7 +93,7 @@ async function send_this(data) {
'Authorization': `Bearer ${token}`
};
}
let options = {
let options: {[key:string]:any} = {
headers: headers,
};
if (data.request.method !== undefined) {
@ -112,52 +108,53 @@ async function send_this(data) {
}
fs.writeFileSync('log', JSON.stringify({event: 'send', date: new Date(), data: data}) + '\n', {flag: 'a+'});
try {
let response = await fetch(`https://api.spacetraders.io/v2${data.request.endpoint}${pagination}`, options);
response = await response.json();
switch(response.error?.code) {
case 401: // TODO 401 means a server reset happened
throw response;
// TODO reject all promises in queue
// reset database
// logrotate
// spawnSync?
// break;
case 429: // 429 means rate limited, let's hold back as instructed
backoffSeconds = response.error.data.retryAfter;
queue.enqueue(data, 1);
break;
case 503: // 503 means maintenance mode, let's hold back for 1 minute
backoffSeconds = 60;
queue.enqueue(data, 1);
break;
default: // no error!
fs.writeFileSync('log', JSON.stringify({event: 'response', date: new Date(), data: response}) + '\n', {flag: 'a+'});
return data.resolve(response);
const response = await fetch(`https://api.spacetraders.io/v2${data.request.endpoint}${pagination}`, options);
const json = await response.json() as Response<unknown>;
switch(json.error?.code) {
case 401: // TODO 401 means a server reset happened
throw json;
// TODO reject all promises in queue
// reset database
// logrotate
// spawnSync?
// break;
case 429: // 429 means rate limited, let's hold back as instructed
backoffSeconds = json.error.data.retryAfter;
queue.enqueue(data, 1);
break;
case 503: // 503 means maintenance mode, let's hold back for 1 minute
backoffSeconds = 60;
queue.enqueue(data, 1);
break;
default: // no error!
fs.writeFileSync('log', JSON.stringify({event: 'response', date: new Date(), data: json}) + '\n', {flag: 'a+'});
return data.resolve(json);
}
} catch (err) {
} catch (_err) {
const err = _err as {cause?: {code: string}};
fs.writeFileSync('log', JSON.stringify({event: 'error', date: new Date(), data: err}) + '\n', {flag: 'a+'});
switch(err.cause?.code) {
case 'EAI_AGAIN': // DNS lookup timed out error, let's hold back for 5 seconds
backoffSeconds = 5;
queue.enqueue(data, 1);
break;
case 'ECONNRESET':
queue.enqueue(data, 1);
break;
case 'UND_ERR_CONNECT_TIMEOUT':
queue.enqueue(data, 1);
break;
default:
data.reject(err);
case 'EAI_AGAIN': // DNS lookup timed out error, let's hold back for 5 seconds
backoffSeconds = 5;
queue.enqueue(data, 1);
break;
case 'ECONNRESET':
queue.enqueue(data, 1);
break;
case 'UND_ERR_CONNECT_TIMEOUT':
queue.enqueue(data, 1);
break;
default:
data.reject(err);
}
}
}
export function debugLog(ctx) {
export function debugLog(ctx: any) {
console.log(`--- ${Date()} -----------------------------------------------------------------------------`);
console.log(JSON.stringify(ctx, null, 2));
}
export function sleep(delay) {
return new Promise((resolve) => setTimeout(resolve, delay))
export function sleep(delay: number): Promise<unknown> {
return new Promise((resolve) => setTimeout(resolve, delay));
}

68
nodejs/lib/contracts.js
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@ -1,68 +0,0 @@
import * as dbAgents from '../database/agents.js';
import * as dbContracts from '../database/contracts.js';
import * as api from './api.js';
import * as dbShips from '../database/ships.js';
import * as libShips from '../lib/ships.js';
export async function accept(ctx) {
const contract = dbContracts.getContract(ctx.id);
if (contract.accepted) {
return;
}
await api.send({endpoint: `/my/contracts/${ctx.id}/accept`, method: 'POST'});
contract.accepted = true;
dbContracts.setContract(contract);
}
export async function contracts() {
const contracts = await api.send({endpoint: '/my/contracts', page: 1});
contracts.forEach(contract => dbContracts.setContract(contract));
return contracts;
}
// returns true if the contract has been fulfilled
export async function deliver(ctx) {
const contract = dbContracts.getContract(ctx.id);
if (contract.terms.deliver[0].unitsRequired === contract.terms.deliver[0].unitsFulfilled) {
await fulfill(ctx);
return true;
}
await libShips.dock(ctx);
const response = await api.send({ endpoint: `/my/contracts/${ctx.id}/deliver`, method: 'POST', payload: {
shipSymbol: ctx.symbol,
tradeSymbol: ctx.good,
units: ctx.units,
}});
if (response.error !== undefined) {
switch(response.error.code) {
case 4509: // contract delivery terms have been met
await fulfill(ctx);
return true;
default: // yet unhandled error
api.debugLog(response);
throw response;
}
}
dbContracts.setContract(response.data.contract);
dbShips.setShipCargo(ctx.symbol, response.data.cargo);
// TODO track credits
if(response.data.contract.terms.deliver[0].unitsRequired === response.data.contract.terms.deliver[0].unitsFulfilled) {
await fulfill(ctx);
return true;
}
return false;
}
export async function fulfill(ctx) {
const contract = dbContracts.getContract(ctx.id);
if (contract.fulfilled) {
return;
}
const response = await api.send({ endpoint: `/my/contracts/${ctx.id}/fulfill`, method: 'POST'});
if (response.error !== undefined) {
api.debugLog(response);
throw response;
}
dbAgents.setAgent(response.data.agent);
dbContracts.setContract(response.data.contract);
}

74
nodejs/lib/contracts.ts Normal file
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@ -0,0 +1,74 @@
import { Agent } from '../model/agent.ts';
import { APIError } from '../model/api.ts';
import { Cargo } from '../model/cargo.ts';
import { Contract } from '../model/contract.ts';
import { Ship } from '../model/ship.ts';
import * as dbAgents from '../database/agents.ts';
import * as dbContracts from '../database/contracts.ts';
import * as api from './api.ts';
import * as dbShips from '../database/ships.ts';
import * as libShips from '../lib/ships.ts';
export async function accept(contract: Contract): Promise<Contract> {
if (contract.accepted) return contract;
const response = await api.send<{agent: Agent, contract: Contract, type: ''}>({endpoint: `/my/contracts/${contract.id}/accept`, method: 'POST'});
if ('apiError' in response) {
api.debugLog(response);
throw response;
}
dbAgents.setAgent(response.agent);
dbContracts.setContract(response.contract);
return response.contract;
}
export async function contracts(): Promise<Array<Contract>> {
const response = await api.sendPaginated<Contract>({endpoint: '/my/contracts', page: 1});
if ('apiError' in response) {
api.debugLog(response);
throw response;
}
response.forEach(contract => dbContracts.setContract(contract));
return response;
}
export async function deliver(contract: Contract, ship: Ship): Promise<Contract> {
if (contract.terms.deliver[0].unitsRequired >= contract.terms.deliver[0].unitsFulfilled) {
return await fulfill(contract);
}
const tradeSymbol = contract.terms.deliver[0].tradeSymbol;
let units = 0;
ship.cargo.inventory.forEach(i => {if (i.symbol === tradeSymbol) units = i.units; });
ship = await libShips.dock(ship); // we need to be docked to deliver
const response = await api.send<{contract: Contract, cargo: Cargo}>({ endpoint: `/my/contracts/${contract.id}/deliver`, method: 'POST', payload: {
shipSymbol: ship.symbol,
tradeSymbol: tradeSymbol,
units: units,
}});
if ('apiError' in response) {
switch(response.code) {
case 4509: // contract delivery terms have been met
return await fulfill(contract);
default: // yet unhandled error
api.debugLog(response);
throw response;
}
}
dbContracts.setContract(response.contract);
dbShips.setShipCargo(ship.symbol, response.cargo);
if(response.contract.terms.deliver[0].unitsRequired >= response.contract.terms.deliver[0].unitsFulfilled) {
return await fulfill(contract);
}
return response.contract;
}
export async function fulfill(contract: Contract): Promise<Contract> {
if (contract.fulfilled) return contract;
const response = await api.send<{agent: Agent, contract: Contract}>({ endpoint: `/my/contracts/${contract.id}/fulfill`, method: 'POST'});
if ('apiError' in response) {
api.debugLog(response);
throw response;
}
dbAgents.setAgent(response.agent);
dbContracts.setContract(response.contract);
return response.contract;
}

39
nodejs/lib/priority_queue.js
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@ -1,39 +0,0 @@
export class QElement {
constructor(element, priority) {
this.element = element;
this.priority = priority;
}
}
export class PriorityQueue {
constructor(elt) {
this.items = [];
if (elt !== undefined) {
this.enqueue(elt, 0);
}
}
enqueue(element, priority) {
let qElement = new QElement(element, priority);
for (let i = 0; i < this.items.length; ++i) {
if (this.items[i].priority > qElement.priority) {
this.items.splice(i, 0, qElement);
return;
}
}
this.items.push(qElement);
}
dequeue() {
return this.items.shift(); // we would use pop to get the highest priority, shift() gives us the lowest priority
}
front() {
return this.items[0];
}
rear() {
return this.items[this.items.length - 1];
}
isEmpty() {
return this.items.length === 0;
}
}

36
nodejs/lib/priority_queue.ts Normal file
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@ -0,0 +1,36 @@
class QElement {
element: unknown;
priority: number;
constructor(element: unknown, priority: number) {
this.element = element;
this.priority = priority;
}
}
export class PriorityQueue {
items: Array<QElement>;
constructor(elt?: unknown) {
this.items = [];
if (elt !== undefined) this.enqueue(elt, 0);
}
enqueue(element: unknown, priority: number): void {
let qElement = new QElement(element, priority);
for (let i = 0; i < this.items.length; ++i) {
if (this.items[i].priority > qElement.priority) {
this.items.splice(i, 0, qElement);
return;
}
}
this.items.push(qElement);
}
dequeue(): unknown {
// we would use pop to get the highest priority, shift() gives us the lowest priority
return this.items.shift()?.element;
}
isEmpty(): boolean {
return this.items.length === 0;
}
}

195
nodejs/lib/ships.js
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@ -1,195 +0,0 @@
import * as api from './api.js';
import * as dbShips from '../database/ships.js';
import * as dbSurveys from '../database/surveys.js';
import * as systems from '../lib/systems.js';
export async function extract(ctx) {
const ship = dbShips.getShip(ctx.symbol);
const asteroidFields = await systems.type({symbol: ship.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 orbit(ctx);
// TODO handle surveying?
const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/extract`, method: 'POST'});
if (response.error !== undefined) {
switch(response.error.code) {
case 4000: // ship is on cooldown
await api.sleep(response.error.data.cooldown.remainingSeconds * 1000);
return await extract(ctx);
case 4228: // ship is full
return null;
default: // yet unhandled error
throw response;
}
} else {
dbShips.setShipCargo(ctx.symbol, response.data.cargo);
await api.sleep(response.data.cooldown.remainingSeconds*1000);
}
return response;
}
export async function dock(ctx) {
const ship = dbShips.getShip(ctx.symbol);
if (ship.nav.status === 'DOCKED') {
return null;
}
const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/dock`, method: 'POST'});
if (response.error !== undefined) {
switch(response.error.code) {
case 4214: // ship is in transit
await api.sleep(response.error.data.secondsToArrival * 1000);
return await dock(ctx);
default: // yet unhandled error
throw response;
}
}
dbShips.setShipNav(ctx.symbol, response.data.nav);
return response;
}
function hasMount(shipSymbol, mountSymbol) {
const ship = dbShips.getShip(shipSymbol);
return ship.mounts.filter(s => s.symbol === mountSymbol).length > 0;
}
export async function jump(ctx) {
// TODO
const response = await api.send({endpoint: `/my/ships/${ctx.ship}/jump`, method: 'POST', payload: { systemSymbol: ctx.system }});
await api.sleep(response.data.cooldown.remainingSeconds*1000);
return response;
}
export async function navigate(ctx) {
const ship = dbShips.getShip(ctx.symbol);
if (ship.nav.waypointSymbol === ctx.waypoint) {
return;
}
await orbit(ctx);
// TODO if we do not have enough fuel, make a stop to refuel along the way or drift to the destination
const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/navigate`, method: 'POST', payload: { waypointSymbol: ctx.waypoint }});
if (response.error !== undefined) {
switch(response.error.code) {
case 4214: // ship is in transit
await api.sleep(response.error.data.secondsToArrival * 1000);
return await navigate(ctx);
default: // yet unhandled error
throw response;
}
}
dbShips.setShipFuel(ctx.symbol, response.data.fuel);
dbShips.setShipNav(ctx.symbol, response.data.nav);
const delay = new Date(response.data.nav.route.arrival) - new Date();
await api.sleep(delay);
response.data.nav.status = 'IN_ORBIT';
dbShips.setShipNav(ctx.symbol, response.data.nav);
await refuel(ctx);
return response;
}
export async function negotiate(ctx) {
// TODO
return await api.send({endpoint: `/my/ships/${ctx.ship}/negotiate/contract`, method: 'POST'});
}
export async function orbit(ctx) {
const ship = dbShips.getShip(ctx.symbol);
if (ship.nav.status === 'IN_ORBIT') {
return null;
}
const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/orbit`, method: 'POST'});
if (response.error !== undefined) {
switch(response.error.code) {
case 4214: // ship is in transit
await api.sleep(response.error.data.secondsToArrival * 1000);
return await orbit(ctx);
default: // yet unhandled error
throw response;
}
}
dbShips.setShipNav(ctx.symbol, response.data.nav);
return response;
}
export async function purchase(ctx) {
const response = await api.send({endpoint: '/my/ships', method: 'POST', payload: {
shipType: ctx.shipType,
waypointSymbol: ctx.waypoint,
}});
if (response.error !== undefined) {
throw response;
}
dbShips.setShip(response.data.ship);
return response.data;
}
export async function refuel(ctx) {
const ship = dbShips.getShip(ctx.symbol);
if (ship.fuel.current >= ship.fuel.capacity * 0.9) {
return null;
}
// TODO check if our current waypoint has a marketplace (and sells fuel)?
await dock(ctx);
const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/refuel`, method: 'POST'});
if (response.error !== undefined) {
throw response;
}
dbShips.setShipFuel(ctx.symbol, response.data.fuel);
// TODO track credits
return response;
}
export async function sell(ctx) {
// TODO check if our current waypoint has a marketplace?
await dock(ctx);
const ship = dbShips.getShip(ctx.symbol);
const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/sell`, method: 'POST', payload: { symbol: ctx.good, units: ctx.units }});
if (response.error !== undefined) {
throw response;
}
dbShips.setShipCargo(ctx.symbol, response.data.cargo);
// TODO track credits
return response;
}
export async function ships() {
const response = await api.send({endpoint: `/my/ships`, page: 1});
if (response.error !== undefined) {
throw response;
}
response.forEach(ship => dbShips.setShip(ship));
return response;
}
export async function ship(ctx) {
const response = await api.send({endpoint: `/my/ships/${ctx.symbol}`});
if (response.error !== undefined) {
throw response;
}
dbShips.setShip(response.data);
return response;
}
export async function survey(ctx) {
if (!hasMount(ctx.symbol, 'MOUNT_SURVEYOR_I')) { // we check if a surveyor is mounted on the ship
return null;
}
const ship = dbShips.getShip(ctx.symbol);
const asteroidFields = await systems.type({symbol: ship.nav.systemSymbol, type: 'ASTEROID_FIELD'});
// TODO if there are multiple fields, find the closest one?
await navigate({symbol: ctx.symbol, waypoint: asteroidFields[0].symbol});
await orbit(ctx);
const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/survey`, method: 'POST'});
api.debugLog(response);
if (response.error !== undefined) {
switch(response.error.code) {
case 4000: // ship is on cooldown
await api.sleep(response.error.data.cooldown.remainingSeconds * 1000);
return await survey(ctx);
default: // yet unhandled error
throw response;
}
}
dbSurveys.set(response.data.surveys[0]);
await api.sleep(response.data.cooldown.remainingSeconds*1000);
return response;
}

204
nodejs/lib/ships.ts Normal file
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@ -0,0 +1,204 @@
import { Response } from '../model/api.ts';
import { Agent } from '../model/agent.ts';
import { Cargo } from '../model/cargo.ts';
import { Cooldown, Fuel, Nav, Ship } from '../model/ship.ts';
import * as api from './api.js';
import * as dbAgents from '../database/agents.ts';
import * as dbShips from '../database/ships.js';
import * as dbSurveys from '../database/surveys.js';
import * as systems from '../lib/systems.js';
export async function dock(ship: Ship): Promise<Ship> {
if (ship.nav.status === 'DOCKED') return ship;
const response = await api.send({endpoint: `/my/ships/${ship.symbol}/dock`, method: 'POST'}) as Response<{nav: Nav}>;
if (response.error !== undefined) {
switch(response.error.code) {
case 4214: // ship is in transit
await api.sleep(response.error.data.secondsToArrival * 1000);
return await dock(ship);
default: // yet unhandled error
api.debugLog(response);
throw response;
}
}
dbShips.setShipNav(ship.symbol, response.data.nav);
ship.nav = response.data.nav;
return ship;
}
export async function extract(ship: Ship): Promise<Ship> {
// TODO move to a suitable asteroid?
// const asteroidFields = await systems.type({symbol: ship.nav.systemSymbol, type: 'ENGINEERED_ASTEROID'});
// TODO if there are multiple fields, find the closest one?
//await navigate({symbol: ctx.symbol, waypoint: asteroidFields[0].symbol});
ship = await orbit(ship);
// TODO handle surveying?
const response = await api.send({endpoint: `/my/ships/${ship.symbol}/extract`, method: 'POST'}) as Response<{cooldown: Cooldown, cargo: Cargo}>; // TODO extraction and events api response fields cf https://spacetraders.stoplight.io/docs/spacetraders/b3931d097608d-extract-resources
if (response.error !== undefined) {
switch(response.error.code) {
case 4000: // ship is on cooldown
await api.sleep(response.error.data.cooldown.remainingSeconds * 1000);
return await extract(ship);
case 4228: // ship is full
return ship;
default: // yet unhandled error
api.debugLog(response);
throw response;
}
} else {
dbShips.setShipCargo(ship.symbol, response.data.cargo);
ship.cargo = response.data.cargo;
await api.sleep(response.data.cooldown.remainingSeconds*1000);
}
return ship;
}
//function hasMount(shipSymbol, mountSymbol) {
// const ship = dbShips.getShip(shipSymbol);
// return ship.mounts.filter(s => s.symbol === mountSymbol).length > 0;
//}
//export async function jump(ship: Ship): Ship {
// // TODO
// const response = await api.send({endpoint: `/my/ships/${ctx.ship}/jump`, method: 'POST', payload: { systemSymbol: ctx.system }});
// await api.sleep(response.data.cooldown.remainingSeconds*1000);
// return response;
//}
export async function navigate(ship: Ship, waypoint: string): Promise<Ship> {
if (ship.nav.waypointSymbol === waypoint) return ship;
ship = await orbit(ship);
// TODO if we do not have enough fuel, make a stop to refuel along the way or drift to the destination
const response = await api.send({endpoint: `/my/ships/${ship.symbol}/navigate`, method: 'POST', payload: { waypointSymbol: waypoint }}) as Response<{fuel: Fuel, nav: Nav}>; // TODO events field
if (response.error !== undefined) {
switch(response.error.code) {
case 4214: // ship is in transit
await api.sleep(response.error.data.secondsToArrival * 1000);
return await navigate(ship, waypoint);
default: // yet unhandled error
api.debugLog(response);
throw response;
}
}
dbShips.setShipFuel(ship.symbol, response.data.fuel);
dbShips.setShipNav(ship.symbol, response.data.nav);
ship.fuel = response.data.fuel;
ship.nav = response.data.nav
const delay = new Date(response.data.nav.route.arrival).getTime() - new Date().getTime() ;
await api.sleep(delay);
response.data.nav.status = 'IN_ORBIT'; // we arrive in orbit
dbShips.setShipNav(ship.symbol, response.data.nav);
ship.nav = response.data.nav
ship = await refuel(ship);
return ship;
}
//export async function negotiate(ctx) {
// // TODO
// return await api.send({endpoint: `/my/ships/${ctx.ship}/negotiate/contract`, method: 'POST'});
//}
export async function orbit(ship: Ship): Promise<Ship> {
if (ship.nav.status === 'IN_ORBIT') return ship;
const response = await api.send({endpoint: `/my/ships/${ship.symbol}/orbit`, method: 'POST'}) as Response<{nav: Nav}>;
if (response.error !== undefined) {
switch(response.error.code) {
case 4214: // ship is in transit
await api.sleep(response.error.data.secondsToArrival * 1000);
return await orbit(ship);
default: // yet unhandled error
throw response;
}
}
dbShips.setShipNav(ship.symbol, response.data.nav);
ship.nav = response.data.nav;
return ship;
}
//export async function purchase(ctx) {
// const response = await api.send({endpoint: '/my/ships', method: 'POST', payload: {
// shipType: ctx.shipType,
// waypointSymbol: ctx.waypoint,
// }});
// if (response.error !== undefined) {
// throw response;
// }
// dbShips.setShip(response.data.ship);
// return response.data;
//}
export async function refuel(ship: Ship): Promise<Ship> {
if (ship.fuel.current >= ship.fuel.capacity * 0.9) return ship;
// TODO check if our current waypoint has a marketplace (and sells fuel)?
ship = await dock(ship);
const response = await api.send({endpoint: `/my/ships/${ship.symbol}/refuel`, method: 'POST'}) as Response<{agent: Agent, fuel: Fuel}>; // TODO transaction field
if (response.error !== undefined) {
api.debugLog(response);
throw response;
}
dbShips.setShipFuel(ship.symbol, response.data.fuel);
dbAgents.setAgent(response.data.agent);
ship.fuel = response.data.fuel;
return ship;
}
export async function sell(ship: Ship, tradeSymbol: string): Promise<Ship> {
// TODO check if our current waypoint has a marketplace?
ship = await dock(ship);
let units = 0;
ship.cargo.inventory.forEach(i => {if (i.symbol === tradeSymbol) units = i.units; });
const response = await api.send({endpoint: `/my/ships/${ship.symbol}/sell`, method: 'POST', payload: { symbol: tradeSymbol, units: units }}) as Response<{agent: Agent, cargo: Cargo}>; // TODO transaction field
if (response.error !== undefined) {
api.debugLog(response);
throw response;
}
dbShips.setShipCargo(ship.symbol, response.data.cargo);
dbAgents.setAgent(response.data.agent);
ship.cargo = response.data.cargo;
return ship;
}
export async function ships(): Promise<Array<Ship>> {
const response = await api.send({endpoint: `/my/ships`, page: 1}) as Response<Array<Ship>>;
if (response.error !== undefined) {
api.debugLog(response);
throw response;
}
response.data.forEach(ship => dbShips.setShip(ship));
return response.data;
}
export async function ship(ship: Ship): Promise<Ship> {
const response = await api.send({endpoint: `/my/ships/${ship.symbol}`}) as Response<Ship>;
if (response.error !== undefined) {
api.debugLog(response);
throw response;
}
dbShips.setShip(response.data);
return response.data;
}
//export async function survey(ctx) {
// if (!hasMount(ctx.symbol, 'MOUNT_SURVEYOR_I')) { // we check if a surveyor is mounted on the ship
// return null;
// }
// const ship = dbShips.getShip(ctx.symbol);
// const asteroidFields = await systems.type({symbol: ship.nav.systemSymbol, type: 'ASTEROID_FIELD'});
// // TODO if there are multiple fields, find the closest one?
// await navigate({symbol: ctx.symbol, waypoint: asteroidFields[0].symbol});
// await orbit(ctx);
// const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/survey`, method: 'POST'});
// api.debugLog(response);
// if (response.error !== undefined) {
// switch(response.error.code) {
// case 4000: // ship is on cooldown
// await api.sleep(response.error.data.cooldown.remainingSeconds * 1000);
// return await survey(ctx);
// default: // yet unhandled error
// throw response;
// }
// }
// dbSurveys.set(response.data.surveys[0]);
// await api.sleep(response.data.cooldown.remainingSeconds*1000);
// return response;
//}

34
nodejs/lib/systems.js → nodejs/lib/systems.ts
View file

@ -5,17 +5,17 @@ import * as dbSystems from '../database/systems.js';
import * as utils from './utils.js';
// Retrieves a marketplace's market data for waypointSymbol
export async function market(waypointSymbol) {
export async function market(waypointSymbol: string) {
const data = dbMarkets.getMarketAtWaypoint(waypointSymbol);
if (data === null) {
if (dbShips.getShipsAt(waypointSymbol) === null) {
return null;
}
const systemSymbol = utils.systemFromWaypoint(waypointSymbol);
let d = await api.send({endpoint: `/systems/${systemSymbol}/waypoints/${waypointSymbol}/market`});
delete d.data.transactions;
dbMarkets.setMarket(d.data);
return d;
if (dbShips.getShipsAt(waypointSymbol) === null) {
return null;
}
const systemSymbol = utils.systemFromWaypoint(waypointSymbol);
let d = await api.send({endpoint: `/systems/${systemSymbol}/waypoints/${waypointSymbol}/market`});
delete d.data.transactions;
dbMarkets.setMarket(d.data);
return d;
}
return data;
}
@ -33,10 +33,10 @@ export async function system(ctx) {
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;
case 404:
throw `Error retrieving info for system ${ctx.symbol}: ${response.error.message}`;
default: // yet unhandled error
throw response;
}
}
s = response.data;
@ -68,10 +68,10 @@ export async function waypoints(ctx) {
const response = await api.send({endpoint: `/systems/${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;
case 404:
throw `Error retrieving waypoints for system ${ctx.symbol}: ${response.error.message}`;
default: // yet unhandled error
throw response;
}
}
waypoints = waypoints.concat(response.data);

18
nodejs/lib/utils.js
View file

@ -1,18 +0,0 @@
// cargo is a ship.cargo object, want is an optional symbol
export function categorizeCargo(cargo, want) {
const wanted = cargo.inventory.filter(i => i.symbol === want || i.symbol === 'ANTIMATTER');
const goods = cargo.inventory.filter(i => i.symbol !== want && i.symbol !== 'ANTIMATTER');
const wobj = wanted.reduce(function(acc, e) {
acc[e.symbol] = e.units;
return acc;
}, {});
const gobj = goods.reduce(function(acc, e) {
acc[e.symbol] = e.units;
return acc;
}, {});
return {wanted: wobj, goods: gobj};
}
export function systemFromWaypoint(waypoint) {
return waypoint.split('-').slice(0,2).join('-');
}

25
nodejs/lib/utils.ts Normal file
View file

@ -0,0 +1,25 @@
import { Cargo, CargoManifest } from '../model/cargo.ts';
export type CategorizedCargo = {
wanted: CargoManifest;
goods: CargoManifest;
};
// cargo is a ship.cargo object, want is an optional symbol
export function categorizeCargo(cargo: Cargo, want?: string): CategorizedCargo {
const wanted = cargo.inventory.filter(i => i.symbol === want || i.symbol === 'ANTIMATTER');
const goods = cargo.inventory.filter(i => i.symbol !== want && i.symbol !== 'ANTIMATTER');
const wobj = wanted.reduce(function(acc: CargoManifest, e) {
acc[e.symbol] = e.units;
return acc;
}, {});
const gobj = goods.reduce(function(acc: CargoManifest, e) {
acc[e.symbol] = e.units;
return acc;
}, {});
return {wanted: wobj, goods: gobj};
}
export function systemFromWaypoint(waypoint: string): string {
return waypoint.split('-').slice(0,2).join('-');
}

9
nodejs/main.js
View file

@ -1,9 +0,0 @@
import * as autoContracting from './automation/contracting.js';
import * as autoExploring from './automation/exploration.js';
import * as autoInit from './automation/init.js';
import * as api from './lib/api.js';
import * as contracts from './lib/contracts.js';
await autoInit.init();
autoContracting.init();
autoExploring.init();

9
nodejs/main.ts Executable file
View file

@ -0,0 +1,9 @@
import * as autoContracting from './automation/contracting.ts';
//import * as autoExploring from './automation/exploration.js';
import * as autoInit from './automation/init.js';
//import * as api from './lib/api.js';
//import * as contracts from './lib/contracts.js';
await autoInit.init();
autoContracting.init();
//autoExploring.init();

8
nodejs/model/agent.ts Normal file
View file

@ -0,0 +1,8 @@
export type Agent = {
accountId: string;
credits: number;
headquarters: string;
shipCount: number;
startingFaction: string;
symbol: string;
};

32
nodejs/model/api.ts Normal file
View file

@ -0,0 +1,32 @@
export type APIError = {
apiError: 'APIError';
error: string;
code: number;
data: any; // TODO
};
export type Meta = {
limit: number;
page: number;
total: number;
}
export type Request = {
endpoint: string; // the path part of the url to call
method?: string; // HTTP method for `fetch` call, defaults to 'GET'
page?: number; // run a paginated request starting from this page until all the following pages are fetched
payload?: { [key:string]: any}; // optional json object that will be sent along the request
priority?: number; // optional priority value, defaults to 10. lower than 10 means the message will be sent faster
};
export type RequestPromise<T> = {
reject: (reason?: any) => void;
request: Request;
resolve: (value: Response<T> | PromiseLike<Response<T>>) => void;
};
export type Response<T> = {
data: T;
error?: APIError;
meta?: Meta;
}

17
nodejs/model/cargo.ts Normal file
View file

@ -0,0 +1,17 @@
export type Inventory = {
description: string;
name: string;
symbol: string;
units: number;
};
export type Cargo = {
"capacity": number;
"units": number;
"inventory": Array<Inventory>;
};
// Custom type, not from space traders api
export type CargoManifest = {
[key: string]: number;
};

22
nodejs/model/contract.ts Normal file
View file

@ -0,0 +1,22 @@
export type Contract = {
id: string;
factionSymbol: string;
type: string;
terms: {
deadline: Date;
payment: {
onAccepted: number;
onFulfilled: number;
},
deliver: Array<{
tradeSymbol: string;
destinationSymbol: string;
unitsRequired: number;
unitsFulfilled: number;
}>;
};
accepted: boolean;
fulfilled: boolean;
expiration: Date;
deadlineToAccept: Date;
};

56
nodejs/model/ship.ts Normal file
View file

@ -0,0 +1,56 @@
import { Cargo } from './cargo.ts';
export type Cooldown = {
shipSymbol: string;
totalSeconds: number;
remainingSeconds: number;
};
export type Consummed = {
amount: number;
timestamp: Date;
};
export type Fuel = {
capacity: number;
consummed: Consummed;
current: number;
};
export type Nav = {
flightMode: string;
route: Route;
status: string;
systemSymbol: string;
waypointSymbol: string;
};
export type Route = {
arrival: Date;
departureTime: Date;
destination: RouteEndpoint;
origin: RouteEndpoint;
};
export type RouteEndpoint = {
type: string;
symbol: string;
systemSymbol: string;
x: number;
y: number;
};
export type Ship = {
cargo: Cargo;
cooldown: Cooldown;
// crew
// engine
// frame
fuel: Fuel;
// modules
// mounts
nav: Nav;
// reactor
// registration
symbol: string;
};

109
nodejs/tsconfig.json Normal file
View file

@ -0,0 +1,109 @@
{
"compilerOptions": {
/* Visit https://aka.ms/tsconfig to read more about this file */
/* Projects */
// "incremental": true, /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
// "composite": true, /* Enable constraints that allow a TypeScript project to be used with project references. */
// "tsBuildInfoFile": "./.tsbuildinfo", /* Specify the path to .tsbuildinfo incremental compilation file. */
// "disableSourceOfProjectReferenceRedirect": true, /* Disable preferring source files instead of declaration files when referencing composite projects. */
// "disableSolutionSearching": true, /* Opt a project out of multi-project reference checking when editing. */
// "disableReferencedProjectLoad": true, /* Reduce the number of projects loaded automatically by TypeScript. */
/* Language and Environment */
"target": "es2022", /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
// "lib": [], /* Specify a set of bundled library declaration files that describe the target runtime environment. */
// "jsx": "preserve", /* Specify what JSX code is generated. */
// "experimentalDecorators": true, /* Enable experimental support for legacy experimental decorators. */
// "emitDecoratorMetadata": true, /* Emit design-type metadata for decorated declarations in source files. */
// "jsxFactory": "", /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
// "jsxFragmentFactory": "", /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
// "jsxImportSource": "", /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
// "reactNamespace": "", /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
// "noLib": true, /* Disable including any library files, including the default lib.d.ts. */
// "useDefineForClassFields": true, /* Emit ECMAScript-standard-compliant class fields. */
// "moduleDetection": "auto", /* Control what method is used to detect module-format JS files. */
/* Modules */
"module": "esnext", /* Specify what module code is generated. */
// "rootDir": "./", /* Specify the root folder within your source files. */
// "moduleResolution": "node10", /* Specify how TypeScript looks up a file from a given module specifier. */
// "baseUrl": "./", /* Specify the base directory to resolve non-relative module names. */
// "paths": {}, /* Specify a set of entries that re-map imports to additional lookup locations. */
// "rootDirs": [], /* Allow multiple folders to be treated as one when resolving modules. */
// "typeRoots": [], /* Specify multiple folders that act like './node_modules/@types'. */
// "types": [], /* Specify type package names to be included without being referenced in a source file. */
// "allowUmdGlobalAccess": true, /* Allow accessing UMD globals from modules. */
// "moduleSuffixes": [], /* List of file name suffixes to search when resolving a module. */
"allowImportingTsExtensions": true, /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */
// "resolvePackageJsonExports": true, /* Use the package.json 'exports' field when resolving package imports. */
// "resolvePackageJsonImports": true, /* Use the package.json 'imports' field when resolving imports. */
// "customConditions": [], /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */
// "resolveJsonModule": true, /* Enable importing .json files. */
// "allowArbitraryExtensions": true, /* Enable importing files with any extension, provided a declaration file is present. */
// "noResolve": true, /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
/* JavaScript Support */
"allowJs": true, /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
// "checkJs": true, /* Enable error reporting in type-checked JavaScript files. */
// "maxNodeModuleJsDepth": 1, /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
/* Emit */
// "declaration": true, /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
// "declarationMap": true, /* Create sourcemaps for d.ts files. */
// "emitDeclarationOnly": true, /* Only output d.ts files and not JavaScript files. */
// "sourceMap": true, /* Create source map files for emitted JavaScript files. */
// "inlineSourceMap": true, /* Include sourcemap files inside the emitted JavaScript. */
// "outFile": "./", /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
// "outDir": "./", /* Specify an output folder for all emitted files. */
// "removeComments": true, /* Disable emitting comments. */
"noEmit": true, /* Disable emitting files from a compilation. */
// "importHelpers": true, /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
// "importsNotUsedAsValues": "remove", /* Specify emit/checking behavior for imports that are only used for types. */
// "downlevelIteration": true, /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
// "sourceRoot": "", /* Specify the root path for debuggers to find the reference source code. */
// "mapRoot": "", /* Specify the location where debugger should locate map files instead of generated locations. */
// "inlineSources": true, /* Include source code in the sourcemaps inside the emitted JavaScript. */
// "emitBOM": true, /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
// "newLine": "crlf", /* Set the newline character for emitting files. */
// "stripInternal": true, /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
// "noEmitHelpers": true, /* Disable generating custom helper functions like '__extends' in compiled output. */
// "noEmitOnError": true, /* Disable emitting files if any type checking errors are reported. */
// "preserveConstEnums": true, /* Disable erasing 'const enum' declarations in generated code. */
// "declarationDir": "./", /* Specify the output directory for generated declaration files. */
// "preserveValueImports": true, /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
/* Interop Constraints */
// "isolatedModules": true, /* Ensure that each file can be safely transpiled without relying on other imports. */
// "verbatimModuleSyntax": true, /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */
// "allowSyntheticDefaultImports": true, /* Allow 'import x from y' when a module doesn't have a default export. */
"esModuleInterop": true, /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
// "preserveSymlinks": true, /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
"forceConsistentCasingInFileNames": true, /* Ensure that casing is correct in imports. */
/* Type Checking */
"strict": true, /* Enable all strict type-checking options. */
//"noImplicitAny": true, /* Enable error reporting for expressions and declarations with an implied 'any' type. */
// "strictNullChecks": true, /* When type checking, take into account 'null' and 'undefined'. */
// "strictFunctionTypes": true, /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
// "strictBindCallApply": true, /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
// "strictPropertyInitialization": true, /* Check for class properties that are declared but not set in the constructor. */
// "noImplicitThis": true, /* Enable error reporting when 'this' is given the type 'any'. */
// "useUnknownInCatchVariables": true, /* Default catch clause variables as 'unknown' instead of 'any'. */
// "alwaysStrict": true, /* Ensure 'use strict' is always emitted. */
// "noUnusedLocals": true, /* Enable error reporting when local variables aren't read. */
// "noUnusedParameters": true, /* Raise an error when a function parameter isn't read. */
// "exactOptionalPropertyTypes": true, /* Interpret optional property types as written, rather than adding 'undefined'. */
// "noImplicitReturns": true, /* Enable error reporting for codepaths that do not explicitly return in a function. */
// "noFallthroughCasesInSwitch": true, /* Enable error reporting for fallthrough cases in switch statements. */
// "noUncheckedIndexedAccess": true, /* Add 'undefined' to a type when accessed using an index. */
// "noImplicitOverride": true, /* Ensure overriding members in derived classes are marked with an override modifier. */
// "noPropertyAccessFromIndexSignature": true, /* Enforces using indexed accessors for keys declared using an indexed type. */
// "allowUnusedLabels": true, /* Disable error reporting for unused labels. */
// "allowUnreachableCode": true, /* Disable error reporting for unreachable code. */
/* Completeness */
// "skipDefaultLibCheck": true, /* Skip type checking .d.ts files that are included with TypeScript. */
"skipLibCheck": true /* Skip type checking all .d.ts files. */
}
}