Added models to store extra data in RAM

src/models/zone/loadedZone.ts

@@ -0,0 +1,60 @@
+import { Character, Tile, Zone } from '@prisma/client'
+import ZoneCharacter from './zoneCharacter'
+import zoneRepository from '../../repositories/zoneRepository'
+import { ExtendedCharacter } from '../../utilities/types'
+import ZoneManager from '../../managers/zoneManager'
+
+class LoadedZone {
+  private readonly zone: Zone
+  private characters: ZoneCharacter[] = []
+  // private readonly npcs: ZoneNPC[] = []
+  private readonly grid: number[][] = []
+
+  constructor(zone: Zone) {
+    this.zone = zone
+  }
+
+  public getZone(): Zone {
+    return this.zone
+  }
+
+  public getCharacters(): ZoneCharacter[] {
+    return this.characters
+  }
+
+  public addCharacter(character: Character): void {
+    const zoneCharacter = new ZoneCharacter(character)
+    this.characters.push(zoneCharacter)
+  }
+
+  public removeCharacter(character: Character): void {
+    this.characters = this.characters.filter((zoneCharacter) => zoneCharacter.getCharacter().id !== character.id)
+  }
+
+  public async getGrid(): Promise<number[][]> {
+    let grid: number[][] = Array.from({ length: this.zone..height }, () => Array.from({ length: this.zone.width }, () => 0))
+
+    const eventTiles = await zoneRepository.getEventTiles(this.zone.id)
+
+    // Set the grid values based on the event tiles, these are strings
+    eventTiles.forEach((eventTile) => {
+      if (eventTile.type === 'BLOCK') {
+        grid[eventTile.positionY][eventTile.positionX] = 1
+      }
+    })
+
+    return grid
+  }
+
+  public async isPositionWalkable(position: { x: number; y: number }): Promise<boolean> {
+    const grid = await this.getGrid()
+    if (!grid?.length) return false
+
+    const gridX = Math.floor(position.x)
+    const gridY = Math.floor(position.y)
+
+    return grid[gridY]?.[gridX] === 1 || grid[gridY]?.[Math.ceil(position.x)] === 1 || grid[Math.ceil(position.y)]?.[gridX] === 1 || grid[Math.ceil(position.y)]?.[Math.ceil(position.x)] === 1
+  }
+}
+
+export default LoadedZone

src/models/zone/zoneCharacter.ts

@@ -0,0 +1,14 @@
+import { Character } from '@prisma/client'
+
+export default class ZoneCharacter {
+  private readonly character: Character
+  private isMoving: boolean = false
+
+  constructor(character: Character) {
+    this.character = character
+  }
+
+  public getCharacter(): Character {
+    return this.character
+  }
+}