From 59acbd0a6d9646e250e9c8207ba900e53bb8251f Mon Sep 17 00:00:00 2001 From: texhno Date: Tue, 5 Dec 2023 19:52:03 +0100 Subject: [PATCH] Initialcommit --- .gitignore | 1 + Tank.ts | 12 ++ index.ts | 59 ++++++++ package-lock.json | 360 ++++++++++++++++++++++++++++++++++++++++++++++ package.json | 17 +++ 5 files changed, 449 insertions(+) create mode 100644 .gitignore create mode 100644 Tank.ts create mode 100644 index.ts create mode 100644 package-lock.json create mode 100644 package.json diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..3c3629e --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +node_modules diff --git a/Tank.ts b/Tank.ts new file mode 100644 index 0000000..bb68e19 --- /dev/null +++ b/Tank.ts @@ -0,0 +1,12 @@ +export interface ITank { + name: string; + health: number; + + attackDelay: number; +} +type BuildTank = (name: string) => ITank; +export const buildTank: BuildTank = (name) => ({ + name, + health: 100, + attackDelay: 0, +} as ITank); diff --git a/index.ts b/index.ts new file mode 100644 index 0000000..969bd23 --- /dev/null +++ b/index.ts @@ -0,0 +1,59 @@ +/** + * FatCat Coders tank battle challenge :) + * + * There will be 5 tanks, representing different + * programming langugages. + * + * May the best language live + * + * KAPOW!!! + */ + +import { buildTank, ITank } from "./Tank"; + +const tankPrototypes = [ + "Rust", + "JavaScript", + "TypeScript", + "Haskell", + "HTML", // If it wins, it's a programming language +]; +const initialTanks = tankPrototypes.map(buildTank); + +type CritMultiplier = (health: number) => number; +const critMultiplier: CritMultiplier = (health) => + Math.floor(Math.random() * 10) >= 10 - health / 10 ? 1 : 2; + +type SetStats = (tank: ITank) => ITank; +const setStats: SetStats = (tank) => ({ + ...tank, + attackDelay: tank.attackDelay === 0 ? Math.floor(tank.health / 10) : tank.attackDelay - 1, +} as ITank); + +type Attack = (_: ITank[], tank: ITank, tIndex: number, tanks: ITank[]) => ITank[]; +const attack: Attack = (_acc, tank, _iTank, tanks) => { + if (tank.attackDelay === 0) { + const target = tanks[Math.floor(Math.random() * tanks.length)]; + const attackDamage = critMultiplier(tank.health) * tank.health / 100; + target.health -= attackDamage; + }; + + return tanks.map(setStats); +}; + +type IsLive = (tank: ITank) => boolean; +const isLive: IsLive = (tank) => tank.health >= 0; + +type Attacks = (tanks: ITank[]) => ITank[]; +const attacksRound: Attacks = (tanks) => + tanks + .reduce(attack, tanks) + .filter(isLive); + +type Battle = (remainingTanks: ITank[]) => ITank; +const battleItOut: Battle = (remainingTanks: ITank[]) => + remainingTanks.length === 1 + ? remainingTanks[0] + : battleItOut(attacksRound(remainingTanks)); + +console.log(battleItOut(initialTanks).name); diff --git a/package-lock.json b/package-lock.json 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