initial commit

app/Game/Room.php

@@ -0,0 +1,136 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Game;
+
+final class Room
+{
+    public const STATE_LOBBY = 'lobby';
+
+    public const STATE_PLAYING = 'playing';
+
+    public const STATE_OVER = 'over';
+
+    public float $width = 1920.0;
+
+    public float $height = 1080.0;
+
+    public EntityList $entities;
+
+    /** @var array<string, Player> playerId => Player */
+    public array $players = [];
+
+    public string $state = self::STATE_LOBBY;
+
+    /** Player id of the room's host (the first player to join). */
+    public string $hostId = '';
+
+    public float $elapsed = 0.0;
+
+    public float $nextBossScore = 50.0;
+
+    public int $bossCount = 0;
+
+    public float $bossCooldown = 0.0;
+
+    public float $spawnTimer = 0.0;
+
+    public float $pickupTimer = 8.0;
+
+    /** @var array<int, array<string, mixed>> Queue of one-shot event descriptors for clients. */
+    public array $events = [];
+
+    public int $seq = 0;
+
+    public function __construct(
+        public readonly string $id,
+        public readonly int $maxPlayers = 8,
+    ) {
+        $this->entities = new EntityList;
+    }
+
+    public function addPlayer(Player $player): void
+    {
+        $this->players[$player->id] = $player;
+        $this->entities->append($player);
+    }
+
+    public function removePlayer(Player $player): void
+    {
+        unset($this->players[$player->id]);
+        $this->entities->remove($player);
+    }
+
+    /** Reset round state so the room can be played again (host-initiated). */
+    public function reset(): void
+    {
+        $this->state = self::STATE_LOBBY;
+        $this->elapsed = 0.0;
+        $this->nextBossScore = 50.0;
+        $this->bossCount = 0;
+        $this->bossCooldown = 0.0;
+        $this->spawnTimer = 0.0;
+        $this->pickupTimer = 8.0;
+        $this->events = [];
+        $this->seq++;
+
+        foreach ($this->entities->copy() as $entity) {
+            if ($entity instanceof Player) {
+                continue;
+            }
+            $this->entities->remove($entity);
+        }
+
+        foreach ($this->players as $player) {
+            $player->resetForRound();
+        }
+    }
+
+    /** @return array<int, Player> */
+    public function alivePlayers(): array
+    {
+        $alive = [];
+        foreach ($this->players as $player) {
+            if (! $player->dead) {
+                $alive[] = $player;
+            }
+        }
+
+        return $alive;
+    }
+
+    public function highestScore(): int
+    {
+        $best = 0;
+        foreach ($this->players as $player) {
+            $best = max($best, $player->score);
+        }
+
+        return $best;
+    }
+
+    public function hasBoss(): bool
+    {
+        foreach ($this->entities as $entity) {
+            if ($entity instanceof Entities\Boss) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    public function pushEvent(string $kind, array $data = []): void
+    {
+        $this->events[] = ['k' => $kind, 'x' => $data['x'] ?? 0.0, 'y' => $data['y'] ?? 0.0, 'd' => $data];
+    }
+
+    public function flushEvents(): array
+    {
+        $events = $this->events;
+        $this->events = [];
+
+        return $events;
+    }
+}