[node] begin the great typescript rewrite

1 files changed, 204 insertions, 0 deletions

diff --git a/nodejs/lib/ships.ts b/nodejs/lib/ships.ts
new file mode 100644
index 0000000..2e04dd4
--- /dev/null
+++ b/nodejs/lib/ships.ts
@@ -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;
+//}