survivors: adding simple drops

moving size to world object
adding dying for enemies and projectiles and theoretically for players
adding pull range for player
adding money stat display
made pistol homing

absurd-survivors/src/Enemies.ts

@@ -1,18 +1,19 @@
-import type {Acting, Drawable, Healthy, Moving, Shooting} from "./interfaces.ts";
+import type {Acting, Drawable, Healthy, Placeable, Shooting} from "./interfaces.ts";
 import {drawDot, moveInDirectionOf} from "./utils.ts";
 import {Vector} from "./base.ts";
 import {World} from "./World.ts";
 import type {Projectile} from "./projectile.ts";
-import {HomingProjectile, StraightProjectile} from "./projectile.ts";
+import {HomingProjectile, ProjectileStats, StraightProjectile} from "./projectile.ts";
+import {MoneyDrop} from "./drop.ts";
 
-export abstract class Enemy implements Moving, Drawable, Acting, Healthy {
+export abstract class Enemy implements Placeable, Drawable, Acting, Healthy {
     protected _position: Vector;
     protected speed: number;
     protected world: World;
     protected status: EnemyStatus = new EnemyStatus(10);
 
     constructor(position: Vector) {
-        this._position = position;
+        this._position = position.clone();
     }
 
     draw(ctx: CanvasRenderingContext2D) {
@@ -33,9 +34,22 @@ export abstract class Enemy implements Moving, Drawable, Acting, Healthy {
     takeDamage(damage: number) {
         this.status.health -= damage;
         if(this.status.dead) {
+            this.die()
             this.world.removeEnemy(this)
         }
     }
+
+    die() {
+        MoneyDrop.createMoneyDrop(this.world, this._position);
+    }
+
+    getSize() {
+    }
+
+    dead() {
+        return this.status.dead
+    }
+
 }
 
 export class BasicEnemy extends Enemy {
@@ -80,6 +94,10 @@ export class BasicEnemy extends Enemy {
         basicEnemy.impactDamage = 2;
         return basicEnemy;
     }
+
+    getSize() {
+        return this.size
+    }
 }
 
 export class ShootingEnemy extends BasicEnemy implements Shooting {
@@ -105,7 +123,8 @@ export class ShootingEnemy extends BasicEnemy implements Shooting {
     }
 
     createProjectile() {
-        let projectile = StraightProjectile.createStraightProjectile(this.world, this._position, this.world.player.position, this)
+        let stats = new ProjectileStats(0, 1, 5)
+        let projectile = StraightProjectile.createStraightProjectile(this.world, this._position, this.world.player.position, this, stats)
         this.projectiles.push(projectile)
         return projectile
     }