initial commit

test/generateFixtures.ts

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+import type { Player } from "../types/Player";
+import type { Team } from "../types/Team";
+
+const firstNames = ["Alex", "Jordan", "Casey", "Riley", "Morgan", "Taylor", "Drew", "Jamie", "Sam", "Pat"];
+const lastNames = ["Smith", "Johnson", "Williams", "Brown", "Jones", "Garcia", "Miller", "Davis", "Wilson", "Moore"];
+const hometowns = ["Austin, TX", "Portland, OR", "Denver, CO", "Nashville, TN", "Raleigh, NC"];
+const genders = ["m", "f", "nb"] as const;
+
+function rand(min: number, max: number): number {
+	return Math.random() * (max - min) + min;
+}
+
+function pick<T>(arr: readonly T[]): T {
+	return arr[Math.floor(Math.random() * arr.length)] as T;
+}
+
+export function randomPlayer(): Player {
+	return {
+		gender: pick(genders),
+		firstname: pick(firstNames),
+		lastname: pick(lastNames),
+		hometown: pick(hometowns),
+		skillset: {
+			batting: rand(0.2, 1.0),
+			pitching: {
+				armStrength: rand(0.2, 1.0),
+				gripStrength: rand(0.2, 1.0),
+				fourSeam: rand(0, 1.5),
+				twoSeam: rand(0, 1.2),
+				changeup: rand(0, 1.2),
+				curveball: rand(0, 1.0),
+				slider: rand(0, 1.0),
+				splitter: rand(0, 0.8),
+				knuckleball: rand(0, 0.5),
+			},
+			running: rand(0.2, 1.0),
+			fielding: rand(0.2, 1.0),
+			gamesense: rand(0.2, 1.0),
+		},
+	};
+}
+
+export function randomTeam(): Team {
+	const battingLineup: Player[] = Array.from({ length: 9 }, randomPlayer);
+	const [pitcher, c, firstBase, secondBase, thirdBase, ss, lf, cf, rf] = battingLineup as [
+		Player, Player, Player, Player, Player, Player, Player, Player, Player
+	];
+
+	return {
+		battingLineup,
+		fieldingLineup: { pitcher, c, firstBase, secondBase, thirdBase, ss, lf, cf, rf },
+		bullpen: Array.from({ length: 3 }, randomPlayer),
+		bench: Array.from({ length: 3 }, randomPlayer),
+		batterIndex: 0,
+	};
+}

test/testAtBat.ts

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+import type { GameState } from "../types/GameState";
+import atBatSimulator from "../game/atBatSimulator";
+import { randomTeam } from "./generateFixtures";
+
+const batting = randomTeam();
+const fielding = randomTeam();
+
+const initialState: GameState = {
+	inning: 1,
+	top: true,
+	outs: 0,
+	count: { balls: 0, strikes: 0 },
+	score: { home: 0, away: 0 },
+};
+
+const batter = batting.battingLineup[batting.batterIndex]!;
+const pitcher = fielding.fieldingLineup.pitcher;
+const catcher = fielding.fieldingLineup.c;
+
+console.log(`Batter:  ${batter.firstname} ${batter.lastname} (batting: ${batter.skillset.batting.toFixed(2)})`);
+console.log(`Pitcher: ${pitcher.firstname} ${pitcher.lastname} (armStrength: ${pitcher.skillset.pitching.armStrength.toFixed(2)})`);
+console.log(`Catcher: ${catcher.firstname} ${catcher.lastname}`);
+console.log("---");
+
+const result = atBatSimulator(batter, catcher, pitcher, initialState);
+
+console.log("Result state:", result);

test/testPitch.ts

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+import pitchGenerator from "../systems/pitchGenerator";
+import { randomPlayer } from "./generateFixtures";
+
+const pitcher = randomPlayer();
+
+console.log(`Pitcher: ${pitcher.firstname} ${pitcher.lastname}`);
+console.log(`  armStrength:  ${pitcher.skillset.pitching.armStrength.toFixed(2)}`);
+console.log(`  gripStrength: ${pitcher.skillset.pitching.gripStrength.toFixed(2)}`);
+console.log(`  fourSeam:     ${pitcher.skillset.pitching.fourSeam.toFixed(2)}`);
+console.log("---");
+
+const pitch = pitchGenerator(pitcher);
+
+console.log("ThrownPitch:", pitch);