Add battle support
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f6a27eec59
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GPG Key ID:
E44490C2025906C1
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@ -8,6 +8,7 @@ import { sendMail } from "../../db/mails";
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import { Sector } from "./LocationManager";
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import { getRandomInRange, weightedRandom } from "../../utils/math";
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import { getAllShips } from "../../db/ships";
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import FleetShip from "../FleetShip";
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export type Fleet = {
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id: ObjectId,
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@ -21,6 +22,13 @@ export type Fleet = {
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cargo: Array<{ id: string, amount: number }>
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}
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export type BattleFleet = {
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id: string,
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hitpoints: number,
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attack: number,
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defense: number
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}
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export default class FleetManager {
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data: Fleet;
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@ -94,7 +102,7 @@ export default class FleetManager {
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} else {
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switch(this.data.mission) {
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case 'ATTACK':
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return false;
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return await this.battleResults([{ id: 'fighter', amount: 100 }]);
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case 'TRANSPORT':
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await (this.data.destination as Planet | SystemManager).resources.updateAmount(this.data.cargo);
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await (this.data.destination as Planet | SystemManager).resources.sync();
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@ -146,16 +154,134 @@ export default class FleetManager {
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await this.sync();
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}
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private async sendMail(description: string) {
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private async sendMail(title: string, description: string) {
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await sendMail(
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null,
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this.data.source instanceof SystemManager ? this.data.source.data.ownedBy.id : this.data.source.system.data.ownedBy.id,
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this.data.arrivalTime,
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"Expedition Results",
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title,
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description
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);
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}
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async battleResults(enemyFleet: { id: string, amount: number }[]) {
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const allShips = await getAllShips();
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const playerStats = this.data.ships.reduce((acc, ship) => {
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const dbShip = allShips.find(s => s.id === ship.id);
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if(!dbShip) return acc;
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acc.attack += dbShip.structure.attack * ship.amount;
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acc.defense += dbShip.structure.defense * ship.amount;
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acc.hitpoints += dbShip.structure.hitpoints * ship.amount;
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return acc;
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}, { attack: 0, defense: 0, hitpoints: 0 });
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const enemyStats = enemyFleet.reduce((acc, ship) => {
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const dbShip = allShips.find(s => s.id === ship.id);
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if(!dbShip) return acc;
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acc.attack += dbShip.structure.attack * ship.amount;
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acc.defense += dbShip.structure.defense * ship.amount;
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acc.hitpoints += dbShip.structure.hitpoints * ship.amount;
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return acc;
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}, { attack: 0, defense: 0, hitpoints: 0 });
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const playerShipsStructure: BattleFleet[] = [];
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for(const playerShip of this.data.ships) {
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for(let i = 0; i < playerShip.amount; i++) playerShipsStructure.push({
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id: playerShip.id,
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hitpoints: allShips.find(s => s.id === playerShip.id)?.structure.hitpoints ?? 0,
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attack: allShips.find(s => s.id === playerShip.id)?.structure.attack ?? 0,
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defense: allShips.find(s => s.id === playerShip.id)?.structure.defense ?? 0
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});
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}
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const enemyShipsStructure: BattleFleet[] = [];
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for(const enemyShip of enemyFleet) {
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for(let i = 0; i < enemyShip.amount; i++) enemyShipsStructure.push({
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id: enemyShip.id,
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hitpoints: allShips.find(s => s.id === enemyShip.id)?.structure.hitpoints ?? 0,
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attack: allShips.find(s => s.id === enemyShip.id)?.structure.attack ?? 0,
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defense: allShips.find(s => s.id === enemyShip.id)?.structure.defense ?? 0
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});
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}
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roundLoop: for(let i = 0; i < 3; i++) {
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for(const playerShip of playerShipsStructure) {
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const enemyShip = enemyShipsStructure[Math.floor(Math.random() * enemyShipsStructure.length)];
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if(!enemyShip) break roundLoop;
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const typeCount = playerShipsStructure.filter(s => s.id === playerShip.id).length;
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const additionalShipAttack = typeCount > 1 ? Math.floor(Math.random() * typeCount) * playerShip.attack : 0;
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const playerDamage = Math.max(0, (playerShip.attack + additionalShipAttack) - enemyShip.defense);
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enemyShip.hitpoints -= playerDamage;
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}
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for(const enemyShip of enemyShipsStructure) {
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const playerShip = playerShipsStructure[Math.floor(Math.random() * playerShipsStructure.length)];
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if(!playerShip) break roundLoop;
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const typeCount = enemyShipsStructure.filter(s => s.id === enemyShip.id).length;
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const additionalShipAttack = typeCount > 1 ? Math.floor(Math.random() * typeCount) * enemyShip.attack : 0;
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const enemyDamage = Math.max(0, (enemyShip.attack + additionalShipAttack) - playerShip.defense);
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playerShip.hitpoints -= enemyDamage;
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}
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playerShipsStructure.forEach((ship, index) => {
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if(ship.hitpoints <= 0) playerShipsStructure.splice(index, 1);
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});
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enemyShipsStructure.forEach((ship, index) => {
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if(ship.hitpoints <= 0) enemyShipsStructure.splice(index, 1);
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});
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}
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const playerBalance = playerStats.defense - enemyStats.attack;
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const enemyBalance = enemyStats.defense - playerStats.attack;
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const playerShipsLeft = playerShipsStructure.reduce((acc, ship) => { acc[ship.id] = (acc[ship.id] ?? 0) + 1; return acc }, {} as { [key: string]: number });
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const enemyShipsLeft = enemyShipsStructure.reduce((acc, ship) => { acc[ship.id] = (acc[ship.id] ?? 0) + 1; return acc }, {} as { [key: string]: number });
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const resourcesStolen: { id: string, amount: number }[] = [];
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const previousShips = JSON.parse(JSON.stringify(this.data.ships)) as Array<{ id: string, amount: number }>;
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if(playerShipsStructure.length > 0) {
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this.data.ships = Object.keys(playerShipsLeft).map(id => { return { id, amount: playerShipsLeft[id] } });
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if(playerBalance > enemyBalance) {
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const enemyResources = await (this.data.destination as Planet | SystemManager).resources;
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await enemyResources.calculateCurrentAvailableResources();
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let cargoSpaceFree = this.data.ships.reduce((acc, ship) => {
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const dbShip = allShips.find(s => s.id === ship.id);
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if(!dbShip) return acc;
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return acc + dbShip.capacity.solid * ship.amount;
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}, 0);
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for(const res of enemyResources.resources) {
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if(cargoSpaceFree <= 0) break;
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const amount = Math.min(Math.floor(Math.random() * res.amount), cargoSpaceFree);
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cargoSpaceFree -= amount;
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this.data.cargo.push({ id: res.id, amount });
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resourcesStolen.push({ id: res.id, amount });
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enemyResources.setAmount([{ id: res.id, amount: res.amount - amount }]);
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};
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}
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await this.initiateReturn();
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} else this.data.ships = [];
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await this.sendMail(
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`Battle Results (${playerBalance > enemyBalance ? "Victory" : playerBalance < enemyBalance ? "Defeat" : "Draw"})`,
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`Player ships:\n${previousShips.map(ship => `${ship.amount} ${ship.id}`).join(', ')}\n
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Enemy ships:\n${enemyFleet.map(ship => `${ship.amount} ${ship.id}`).join(', ')}\n\n
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Player stats: ${playerStats.hitpoints} HP, ${playerStats.attack} ATK, ${playerStats.defense} DEF\n
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Enemy stats: ${enemyStats.hitpoints} HP, ${enemyStats.attack} ATK, ${enemyStats.defense} DEF\n\n
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Player ships left:\n${Object.keys(playerShipsLeft).map(key => `${key} - ${playerShipsLeft[key]}\n`)}\n
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Enemy ships left:\n${Object.keys(enemyShipsLeft).map(key => `${key} - ${enemyShipsLeft[key]}\n`)}\n
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${playerBalance > enemyBalance ? `Resources stolen:\n${resourcesStolen.map(res => `${res.id} - ${res.amount}\n`)}` : ""}`
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);
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return !(playerShipsStructure.length > 0);
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}
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async expeditionResults() {
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const expeditionRandom = Math.random(); //TODO: make use of "expedition" from DBSector
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@ -169,7 +295,7 @@ export default class FleetManager {
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if(expeditionRandom < 0.02) { // 2% chance; lost all ships, black hole
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this.data.ships = [];
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await this.sendMail(`Your expedition to ${(this.data.destination as Sector).name} sector encountered a black hole. All ships were lost.`);
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await this.sendMail("Expedition Results", `Your expedition to ${(this.data.destination as Sector).name} sector encountered a black hole. All ships were lost.`);
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return;
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}
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@ -184,7 +310,7 @@ export default class FleetManager {
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else ship.amount += s.amount;
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}
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await this.sendMail(`Your expedition to ${(this.data.destination as Sector).name} sector encountered abandoned shipyard. Following ships were added to the fleet:\n${ships.map(s => `${s.id} - ${s.amount}`).join(', ')}`);
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await this.sendMail("Expedition Results", `Your expedition to ${(this.data.destination as Sector).name} sector encountered abandoned shipyard. Following ships were added to the fleet:\n${ships.map(s => `${s.id} - ${s.amount}`).join(', ')}`);
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await this.initiateReturn();
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return;
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}
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@ -216,16 +342,19 @@ export default class FleetManager {
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else resource.amount += res.amount;
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}
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await this.sendMail(`Your expedition to ${(this.data.destination as Sector).name} sector encountered resource-rich asteroid. Following resources were added to the cargo inventory:\n${resources.map(r => `${r.id} - ${r.amount}`).join('\n')}`);
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await this.sendMail("Expedition Results", `Your expedition to ${(this.data.destination as Sector).name} sector encountered resource-rich asteroid. Following resources were added to the cargo inventory:\n${resources.map(r => `${r.id} - ${r.amount}`).join('\n')}`);
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await this.initiateReturn();
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return;
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}
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if(expeditionRandom < 0.35) { // 15% chance; pirates/aliens
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//TODO: implement fight mechanic
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const pirates: { id: string, amount: number }[] = [
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{ id: 'fighter', amount: getRandomInRange(0, 100) + valueAdded },
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{ id: 'transporter', amount: getRandomInRange(0, 100) + valueAdded }
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];
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await this.sendMail(`Your expedition to ${(this.data.destination as Sector).name} sector encountered drunk pirates. After attempting to communicate with them, they attacked your fleet.`)
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await this.initiateReturn();
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await this.sendMail("Expedition Results", `Your expedition to ${(this.data.destination as Sector).name} sector encountered drunk pirates. After attempting to communicate with them, they attacked your fleet.`)
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await this.battleResults(pirates);
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return;
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}
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@ -273,12 +402,12 @@ export default class FleetManager {
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else resource.amount += res.amount;
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}
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await this.sendMail(`Your expedition to ${(this.data.destination as Sector).name} sector encountered resource-rich rouge planet. Your fleet could not extract all resources. Following resources were added to the cargo inventory:\n${addedResources.map(r => `${r.id} - ${r.amount}`).join('\n')}`);
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await this.sendMail("Expedition Results", `Your expedition to ${(this.data.destination as Sector).name} sector encountered resource-rich rouge planet. Your fleet could not extract all resources. Following resources were added to the cargo inventory:\n${addedResources.map(r => `${r.id} - ${r.amount}`).join('\n')}`);
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await this.initiateReturn();
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return;
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}
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await this.sendMail(`Your expedition to ${(this.data.destination as Sector).name} sector scanned the sector for a long time, yet it haven't found anything.`);
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await this.sendMail("Expedition Results", `Your expedition to ${(this.data.destination as Sector).name} sector scanned the sector for a long time, yet it haven't found anything.`);
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await this.initiateReturn();
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return;
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}
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