Implement a bit more autonomy for the ships

automation/contracting.js

@@ -5,11 +5,11 @@ import * as ships from '../lib/ships.js';
 import * as systems from '../lib/systems.js';
 
 export async function auto(ctx) {
-	let ship = await ships.ship({symbol: ctx.ship});
+	let ship = await ships.ship({symbol: ctx.symbol});
 	// Fetch our contracts in the system the ship currently is in
 	let cs = await contracts.contracts();
 	cs = cs.data.filter(c => c.terms.deliver[0].destinationSymbol.startsWith(ship.data.nav.systemSymbol));
-	if (cs === []) throw `No contract at ${ctx.ship}'s location`;
+	if (cs === []) throw `No contract at ${ctx.symbol}'s location`;
 	let contract = cs[0];
 	if (!contract.accepted) {
 		console.log(new Date(), `accepting contract ${contract.id}`);
@@ -20,7 +20,7 @@ export async function auto(ctx) {
 	const asteroidFields = await systems.type({symbol: ship.data.nav.systemSymbol, type: 'ASTEROID_FIELD'});
 	const asteroidField = asteroidFields[0].symbol;
 	while (true) {
-		ship = await ships.ship({symbol: ctx.ship}); // TODO we should not need to fetch this
+		ship = await ships.ship({symbol: ctx.symbol}); // TODO we should not need to fetch this
 		// If we are in transit, we wait until we arrive
 		const delay = new Date(ship.data.nav.route.arrival) - new Date();
 		if (delay > 0) await api.sleep(delay);
@@ -29,19 +29,18 @@ export async function auto(ctx) {
 		// the switch makes this 'resumable'
 		switch (ship.data.nav.waypointSymbol) {
 		case asteroidField:
-			let response = await mining.mineUntilFullOf({good: good, ship: ctx.ship});
+			let response = await mining.mineUntilFullOf({good: good, symbol: ctx.symbol});
-			//console.log(`${ctx.ship}'s cargo is full with ${response.units} of ${good}!`);
+			await ships.navigate({symbol: ctx.symbol, waypoint: deliveryPoint});
-			await ships.navigate({symbol: ctx.ship, waypoint: deliveryPoint});
 			break;
 		case deliveryPoint:
-			await ships.dock({symbol: ctx.ship});
+			await ships.dock({symbol: ctx.symbol});
-			await ships.refuel({symbol: ctx.ship});
+			await ships.refuel({symbol: ctx.symbol});
 			console.log(`delivering ${goodCargo.units} of ${good}`);
-			await contracts.deliver({contract: contract.id, ship: ctx.ship, good: good, units: goodCargo.units });
+			await contracts.deliver({contract: contract.id, symbol: ctx.symbol, good: good, units: goodCargo.units });
-			await ships.navigate({symbol: ctx.ship, waypoint: asteroidField});
+			await ships.navigate({symbol: ctx.symbol, waypoint: asteroidField});
-			await ships.dock({symbol: ctx.ship});
+			await ships.dock({symbol: ctx.symbol});
-			await ships.refuel({symbol: ctx.ship});
+			await ships.refuel({symbol: ctx.symbol});
-			await ships.orbit({symbol: ctx.ship});
+			await ships.orbit({symbol: ctx.symbol});
 			break;
 		default:
 			throw `where is the ship?`;

automation/mining.js

@@ -1,37 +1,32 @@
+import * as dbShips from '../database/ships.js';
 import * as api from '../lib/api.js';
 import * as ships from '../lib/ships.js';
 
-// example ctx { good: 'SILVER_ORE', ship: 'ADYXAX-2' }
+// example ctx { good: 'SILVER_ORE', symbol: 'ADYXAX-2' }
-// returns the number of units of the good the ship extracted
+// returns the number of units of the good the ship holds
 export async function mineUntilFullOf(ctx) {
 	while(true) {
-		let response = await mineUntilFull({ship: ctx.ship});
+		let cargo = await mineUntilFull({symbol: ctx.symbol});
-		if (response === null) response = await ships.ship({symbol: ctx.ship}); // TODO we should not need to fetch this
+		let good = cargo.inventory.filter(i => i.symbol === ctx.good)[0];
-		let good = response.data.cargo.inventory.filter(i => i.symbol === ctx.good)[0];
+		const antimatter = cargo.inventory.filter(i => i.symbol === 'ANTIMATTER')[0];
-		const inventory = response.data.cargo.inventory.filter(i => i.symbol !== ctx.good);
+		const junk = cargo.inventory.filter(i => i.symbol !== ctx.good && i.symbol !== 'ANTIMATTER');
-		const antimatter = response.data.cargo.inventory.filter(i => i.symbol === 'ANTIMATTER')[0];
+		if ((good?.units ?? 0) + (antimatter?.units ?? 0) >= cargo.capacity * 0.9) { // > 90% full of the valuable goods
-		if (good?.units + (antimatter?.units ?? 0) >= response.data.cargo.capacity * 0.9) { // > 90% full of the valuable goods
 			return good.units;
 		} else { // we are full but need to sell junk
-			await ships.dock({symbol: ctx.ship});
+			for (let i=0; i<junk.length; ++i) {
-			for (let i=0; i<inventory.length; ++i) {
+				await ships.sell({symbol: ctx.symbol, good: junk[i].symbol, units: junk[i].units});
-				if (inventory[i].symbol === 'ANTIMATTER') continue;
-				//console.log(`selling ${inventory[i].units} of ${inventory[i].symbol}`);
-				await ships.sell({symbol: ctx.ship, good: inventory[i].symbol, units: inventory[i].units});
 			}
-			await ships.orbit({symbol: ctx.ship});
 		}
 	}
 }
 
-// example ctx { ship: 'ADYXAX-2' }
+// example ctx { symbol: 'ADYXAX-2' }
-// returns the last ship's extract api response
+// extract the ship's cargo contents when more than 80% full then returns the ships cargo object
 async function mineUntilFull(ctx) {
 	while(true) {
-		const response = await ships.extract({symbol: ctx.ship});
+		const ship = dbShips.getShip(ctx.symbol);
-		if (response === null) return null;
+		if (ship.cargo.units >= ship.cargo.capacity * 0.8) return ship.cargo;
-		//console.log(`${ctx.ship}: extracted ${response.data.extraction.yield.units} of ${response.data.extraction.yield.symbol}`);
+		await ships.extract({symbol: ctx.symbol});
-		if (response.data.cargo.units >= response.data.cargo.capacity * 0.9) return response;
 	}
 }
 

lib/contracts.js

@@ -10,7 +10,7 @@ export async function contracts() {
 
 export async function deliver(ctx) {
 	return await api.send({ endpoint: `/my/contracts/${ctx.contract}/deliver`, method: 'POST', payload: {
-		shipSymbol: ctx.ship,
+		shipSymbol: ctx.symbol,
 		tradeSymbol: ctx.good,
 		units: ctx.units,
 	}});

lib/ships.js

@@ -1,11 +1,15 @@
 import * as api from './api.js';
 import * as dbConfig from '../database/config.js';
 import * as dbShips from '../database/ships.js';
+import * as systems from '../lib/systems.js';
 
 export async function extract(ctx) {
-	// TODO check if our current waypoint has an asteroid field?
-	await orbit(ctx);
 	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);
+	// TODO handle surveying?
 	const response = await api.send({endpoint: `/my/ships/${ctx.symbol}/extract`, method: 'POST'});
 	if (response.error !== undefined) {
 		switch(response.error.code) {
@@ -53,16 +57,27 @@ export async function jump(ctx) {
 export async function navigate(ctx) {
 	const ship = dbShips.getShip(ctx.symbol);
 	if (ship.nav.waypointSymbol === ctx.waypoint) {
-		return null;
+		return await orbit(ctx);
 	}
 	await orbit(ctx);
+	// TODO if we do not have enough fuel, make a stop to refuel along the way or drift to the destination
 	const response = await api.send({endpoint: `/my/ships/${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 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;
 }
 
@@ -99,14 +114,15 @@ export async function purchase(ctx) {
 		throw response;
 	}
 	dbShips.setShip(response.data.ship);
+	return response.data;
 }
 
 export async function refuel(ctx) {
-	// TODO check if our current waypoint has a marketplace (and sells fuel)?
 	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) {
@@ -118,6 +134,7 @@ export async function refuel(ctx) {
 }
 
 export async function sell(ctx) {
+	// TODO check if our current waypoint has a marketplace (and sells fuel)?
 	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 }});

main.js

@@ -18,10 +18,10 @@ status					Servers' status`);
 
 switch(process.argv[2]) {
 case 'autoContractForShip':
-	await autoContracting.auto({ship: process.argv[3]});
+	await autoContracting.auto({symbol: process.argv[3]});
 	break;
 case 'autoMiningForShip':
-	await autoMining.mineUntilFullOf({ship: process.argv[3], good: 'NON_EXISTENT'});
+	await autoMining.mineUntilFullOf({symbol: process.argv[3], good: 'NON_EXISTENT'});
 	break;
 case 'my-agent':
 	api.debugLog(await api.send({endpoint: '/my/agent'}));