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authorJulien Dessaux2024-03-31 09:44:49 +0200
committerJulien Dessaux2024-03-31 09:44:49 +0200
commita34e4fbed4b6c2eb2440361178bc6cf213e6657c (patch)
tree258ee8b997bc22f75a13a1d3fac8b1c6e0bd82c9 /nodejs
parent[node] fixed contracting and implemented renegotiation (diff)
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[node] implemented basic procurement trading loop
Diffstat (limited to 'nodejs')
-rw-r--r--nodejs/automation/contracting.ts148
-rw-r--r--nodejs/automation/init.ts7
-rw-r--r--nodejs/database/ships.ts7
-rw-r--r--nodejs/lib/ships.ts14
-rwxr-xr-xnodejs/main.ts2
5 files changed, 132 insertions, 46 deletions
diff --git a/nodejs/automation/contracting.ts b/nodejs/automation/contracting.ts
index 7fc8877..02715c8 100644
--- a/nodejs/automation/contracting.ts
+++ b/nodejs/automation/contracting.ts
@@ -7,64 +7,132 @@ 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 libSystems from '../lib/systems.ts';
import * as systems from '../lib/systems.ts';
import * as utils from '../lib/utils.ts';
-export async function init() {
- const cs = dbContracts.getContracts().filter(c => !c.fulfilled);
- cs.forEach(contract => run(contract));
+export async function init(): Promise<void> {
+ const ship = dbShips.getShips()[0]; // This should always be the command ship
+ while(true) { // we use the fact that there can only be at most one active contract at a time
+ const contracts = dbContracts.getContracts().filter(c => !c.fulfilled);
+ let contract: Contract;
+ if (contracts.length === 0) {
+ contract = await libShips.negotiate(ship);
+ } else {
+ contract = contracts[0];
+ }
+ await run(contract, ship);
+ await libShips.negotiate(ship);
+ }
}
-async function run(contract: Contract) {
+async function run(contract: Contract, ship: Ship): Promise<void> {
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);
+ if (contract.terms.deliver[0].tradeSymbol.match(/_ORE$/)) {
+ await runOreProcurement(contract, ship);
+ } else {
+ await runTradeProcurement(contract, ship);
+ }
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!
+async function runOreProcurement(contract: Contract, ship: Ship): Promise<void> {
const wantedCargo = contract.terms.deliver[0].tradeSymbol;
const deliveryPoint = contract.terms.deliver[0].destinationSymbol;
- const asteroids = await systems.type(ships[0].nav.systemSymbol, 'ENGINEERED_ASTEROID');
+ const asteroids = await systems.type(ship.nav.systemSymbol, 'ENGINEERED_ASTEROID');
const asteroidSymbol = asteroids[0].symbol;
- ships.forEach(async function(ship) {
- while (true) {
- while (!contract.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).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.mineUntilFullFor(contract, ship, asteroidSymbol);
- 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
- contract = await contracts.deliver(contract, ship);
- if (contract.fulfilled) break;
- }
- await libShips.navigate(ship, asteroidSymbol);
- break;
- default:
- if (await libShips.isFull(ship)) {
- await selling.sell(ship, wantedCargo);
- }
- await libShips.navigate(ship, asteroidSymbol);
+ while (!contract.fulfilled) {
+ ship = dbShips.getShip(ship.symbol);
+ const goodCargo = ship.cargo.inventory.filter(i => i.symbol === wantedCargo)[0]
+ // what we do depends on where we are
+ switch (ship.nav.waypointSymbol) {
+ case asteroidSymbol:
+ await mining.mineUntilFullFor(contract, ship, asteroidSymbol);
+ 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
+ contract = await contracts.deliver(contract, ship);
+ if (contract.fulfilled) return;
+ }
+ await libShips.navigate(ship, asteroidSymbol);
+ break;
+ default:
+ await selling.sell(ship, wantedCargo);
+ await libShips.navigate(ship, asteroidSymbol);
+ }
+ }
+}
+
+async function runTradeProcurement(contract: Contract, ship: Ship): Promise<void> {
+ const deliver = contract.terms.deliver[0];
+ const deliveryPoint = deliver.destinationSymbol;
+ const wantedCargo = deliver.tradeSymbol;
+ while (!contract.fulfilled) {
+ ship = dbShips.getShip(ship.symbol);
+ const goodCargo = ship.cargo.inventory.filter(i => i.symbol === wantedCargo)[0]
+ // make sure we are not carrying useless stuff
+ await selling.sell(ship, wantedCargo);
+ // go buy what we need
+ const rawMarkets = await libSystems.trait(ship.nav.systemSymbol, '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 that exports what we need
+ let buyingPoint: string = null;
+ outer: for (let i = 0; i < markets.length; i++) {
+ const waypointSymbol = markets[i].data.symbol;
+ const market = await libSystems.market(waypointSymbol);
+ for (let j = 0; j < market.exports; j++) {
+ if (market.exports[j].symbol === wantedCargo) {
+ buyingPoint = market.symbol;
+ break outer;
}
}
- contract = await libShips.negotiate(ship); // TODO that's not correct, the procurement type can change
}
- });
+ // if we did not find an exporting market we look for an exchange
+ if (buyingPoint === null) {
+ outer: for (let i = 0; i < markets.length; i++) {
+ const waypointSymbol = markets[i].data.symbol;
+ const market = await libSystems.market(waypointSymbol);
+ for (let j = 0; j < market.exchanges; j++) {
+ if (market.exports[j].symbol === wantedCargo) {
+ buyingPoint = market.symbol;
+ break outer;
+ }
+ }
+ }
+ }
+ if (buyingPoint === null) {
+ throw `runTradeProcurement failed, no market exports or exchanges ${wantedCargo}`;
+ }
+ // go buy what we need
+ await libShips.navigate(ship, buyingPoint);
+ const units = Math.min(
+ deliver.unitsRequired - deliver.unitsFulfilled,
+ ship.cargo.capacity - ship.cargo.units,
+ );
+ await libShips.buy(ship, wantedCargo, units);
+ // then make a delivery
+ await libShips.navigate(ship, deliveryPoint);
+ contract = await contracts.deliver(contract, ship);
+ if (contract.fulfilled) return;
+ }
+ console.log("runTradeProcurement not implemented");
+ throw "not implemented";
}
diff --git a/nodejs/automation/init.ts b/nodejs/automation/init.ts
index 74f42fb..79c5e39 100644
--- a/nodejs/automation/init.ts
+++ b/nodejs/automation/init.ts
@@ -8,6 +8,7 @@ import { Response } from '../model/api.ts';
import { Contract } from '../model/contract.ts';
import { Ship } from '../model/ship.ts';
import * as api from '../lib/api.ts';
+//import * as agents from '../lib/angent.ts';
import * as libContracts from '../lib/contracts.ts';
import * as libShips from '../lib/ships.ts';
@@ -30,10 +31,8 @@ export async function init(): Promise<void> {
switch(json.error?.code) {
case 4111: // 4111 means the agent symbol has already been claimed so no server reset happened
// TODO await agents.agents();
- const contracts = await libContracts.getContracts();
- const ongoing = contracts.filter(c => !c.fulfilled);
- const ships = await libShips.getShips();
- if (ongoing.length === 0) libShips.negotiate(ships[0]);
+ await libContracts.getContracts();
+ await libShips.getShips();
return;
default:
throw json;
diff --git a/nodejs/database/ships.ts b/nodejs/database/ships.ts
index 5ea2ffa..c827db8 100644
--- a/nodejs/database/ships.ts
+++ b/nodejs/database/ships.ts
@@ -5,6 +5,7 @@ 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' = ?;`);
const getShipsAtStatement = db.prepare(`SELECT data FROM ships WHERE data->>'$.nav.systemSymbol' = ?;`);
+const getShipsStatement = db.prepare(`SELECT data FROM ships;`);
const setShipCargoStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.cargo', json(:cargo)) FROM ships WHERE data->>'symbol' = :symbol) WHERE data->>'symbol' = :symbol;`);
const setShipFuelStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.fuel', json(:fuel)) FROM ships WHERE data->>'symbol' = :symbol) WHERE data->>'symbol' = :symbol;`);
const setShipNavStatement = db.prepare(`UPDATE ships SET data = (SELECT json_set(data, '$.nav', json(:nav)) FROM ships WHERE data->>'symbol' = :symbol) WHERE data->>'symbol' = :symbol;`);
@@ -16,12 +17,16 @@ export function getShip(symbol: string): Ship {
return JSON.parse(data.data);
}
+export function getShips(): Array<Ship> {
+ const data = getShipsStatement.all() as Array<DbData>;
+ return data.map(elt => JSON.parse(elt.data));
+}
+
export function getShipsAt(symbol: string): Array<Ship> {
const data = getShipsAtStatement.all(symbol) as Array<DbData>;
return data.map(elt => JSON.parse(elt.data));
}
-
export function setShip(data: Ship): void {
const changes = updateShipStatement.run({
data: JSON.stringify(data),
diff --git a/nodejs/lib/ships.ts b/nodejs/lib/ships.ts
index 8fd3a6f..83b2e86 100644
--- a/nodejs/lib/ships.ts
+++ b/nodejs/lib/ships.ts
@@ -9,6 +9,20 @@ import * as dbShips from '../database/ships.ts';
//import * as dbSurveys from '../database/surveys.ts';
import * as systems from '../lib/systems.ts';
+export async function buy(ship: Ship, tradeSymbol: string, units: number): Promise<void> {
+ if (units <= 0) return;
+ ship = await getShip(ship);
+ await dock(ship);
+ // TODO take into account the tradevolume, we might need to buy in multiple steps
+ const response = await api.send<{agent: Agent, cargo: Cargo}>({endpoint: `/my/ships/${ship.symbol}/purchase`, method: 'POST', payload: { symbol: tradeSymbol, units: units }}); // TODO transaction field
+ if (response.error) {
+ api.debugLog(response);
+ throw response;
+ }
+ dbShips.setShipCargo(ship.symbol, response.data.cargo);
+ dbAgents.setAgent(response.data.agent);
+}
+
export async function dock(ship: Ship): Promise<void> {
ship = await getShip(ship);
if (ship.nav.status === 'DOCKED') return;
diff --git a/nodejs/main.ts b/nodejs/main.ts
index e07f331..dfb7d89 100755
--- a/nodejs/main.ts
+++ b/nodejs/main.ts
@@ -6,5 +6,5 @@ import * as autoInit from './automation/init.ts';
await autoInit.init();
-autoContracting.init();
+await autoContracting.init();
//autoExploring.init();