Update index.html

index.html

@@ -197,67 +197,107 @@
                 countdownEl.textContent = countdownTime > 0 ? countdownTime : 'GO!';
             }, 1000);
         }
-        class Enemy {
-                      constructor(isBoss = false) {
-              this.x = Math.random() * canvas.width;
-              this.y = Math.random() * canvas.height;
-              this.health = isBoss ? 20000 : 1000;
-              this.maxHealth = this.health;
-              this.speed = isBoss ? 1 : 2;
-              this.lastShot = 0;
-              this.shootInterval = isBoss ? 1000 : 1000;
-              this.angle = 0;
-              this.width = 100;
-              this.height = 45;
-              this.moveTimer = 0;
-              this.moveInterval = Math.random() * 2000 + 1000;
-              this.moveAngle = Math.random() * Math.PI * 2;
-              this.isBoss = isBoss;
-          
-              if (isBoss) {
-                  this.enemyImg = new Image();
-                  this.enemyImg.src = 'boss.png';
-              } else if (currentRound >= 7) {
-                  this.enemyImg = new Image();
-                  this.enemyImg.src = 'enemy3.png';
-              } else if (currentRound >= 4) {
-                  this.enemyImg = new Image();
-                  this.enemyImg.src = 'enemy2.png';
-              }
-          }
-            update() {
-                if(isCountingDown) return;
-                const now = Date.now();
-                
-                if (now - this.moveTimer > this.moveInterval) {
+                   class Enemy {
+                constructor(isBoss = false) {
+                    this.x = Math.random() * canvas.width;
+                    this.y = Math.random() * canvas.height;
+                    this.health = isBoss ? 4000 : 1000; // 보스 체력 4배 강화
+                    this.maxHealth = this.health;
+                    this.speed = isBoss ? 1 : 2;
+                    this.lastShot = 0;
+                    this.shootInterval = isBoss ? 1000 : 1000; // 기본 공격 간격
+                    this.angle = 0;
+                    this.width = 100;
+                    this.height = 45;
+                    this.moveTimer = 0;
+                    this.moveInterval = Math.random() * 2000 + 1000;
                     this.moveAngle = Math.random() * Math.PI * 2;
-                    this.moveTimer = now;
+                    this.isBoss = isBoss;
+                    this.weaponSwitchTimer = Date.now(); // 무기 전환 타이머
+                    this.weaponType = 'cannon'; // 초기 무기 타입
+            
+                    if (isBoss) {
+                        this.enemyImg = new Image();
+                        this.enemyImg.src = 'boss.png';
+                    } else if (currentRound >= 7) {
+                        this.enemyImg = new Image();
+                        this.enemyImg.src = 'enemy3.png';
+                    } else if (currentRound >= 4) {
+                        this.enemyImg = new Image();
+                        this.enemyImg.src = 'enemy2.png';
+                    }
+                }
+            
+                update() {
+                    if (isCountingDown) return;
+                    const now = Date.now();
+            
+                    // 이동 관련 업데이트
+                    if (now - this.moveTimer > this.moveInterval) {
+                        this.moveAngle = Math.random() * Math.PI * 2;
+                        this.moveTimer = now;
+                    }
+                    this.x += Math.cos(this.moveAngle) * this.speed;
+                    this.y += Math.sin(this.moveAngle) * this.speed;
+                    this.x = Math.max(this.width / 2, Math.min(canvas.width - this.width / 2, this.x));
+                    this.y = Math.max(this.height / 2, Math.min(canvas.height - this.height / 2, this.y));
+                    this.angle = Math.atan2(player.y - this.y, player.x - this.x);
+            
+                    // 무기 전환 논리 (3초마다)
+                    if (this.isBoss && now - this.weaponSwitchTimer > 3000) {
+                        this.weaponSwitchTimer = now;
+                        this.weaponType = this.weaponType === 'cannon' ? 'machinegun' : 'cannon';
+                    }
+            
+                    // 공격
+                    if (now - this.lastShot > this.shootInterval && !isCountingDown) {
+                        this.shoot();
+                        this.lastShot = now;
+                    }
+                }
+            
+                shoot() {
+                    if (this.weaponType === 'cannon') {
+                        this.fireCannon();
+                    } else if (this.weaponType === 'machinegun') {
+                        this.fireMachineGun();
+                    }
                 }
-                this.x += Math.cos(this.moveAngle) * this.speed;
-                this.y += Math.sin(this.moveAngle) * this.speed;
-                this.x = Math.max(this.width/2, Math.min(canvas.width - this.width/2, this.x));
-                this.y = Math.max(this.height/2, Math.min(canvas.height - this.height/2, this.y));
-                this.angle = Math.atan2(player.y - this.y, player.x - this.x);
-                
-                if (now - this.lastShot > this.shootInterval && !isCountingDown) {
-                    this.shoot();
-                    this.lastShot = now;
+            
+                fireCannon() {
+                    const sound = this.isBoss ? new Audio('firemn.ogg') : enemyFireSound.cloneNode();
+                    sound.play();
+            
+                    bullets.push({
+                        x: this.x + Math.cos(this.angle) * 30,
+                        y: this.y + Math.sin(this.angle) * 30,
+                        angle: this.angle,
+                        speed: this.isBoss ? 10 : 5, // 보스 탄환 속도 증가
+                        isEnemy: true,
+                        size: this.isBoss ? 5 : 3,
+                        damage: this.isBoss ? 300 : 150 // 보스 데미지 강화
+                    });
+                }
+            
+                fireMachineGun() {
+                    const sound = machinegunSound.cloneNode();
+                    sound.play();
+            
+                    for (let i = -2; i <= 2; i++) {
+                        const spreadAngle = this.angle + i * 0.1; // 탄환 퍼짐
+                        bullets.push({
+                            x: this.x + Math.cos(spreadAngle) * 30,
+                            y: this.y + Math.sin(spreadAngle) * 30,
+                            angle: spreadAngle,
+                            speed: 10,
+                            isEnemy: true,
+                            size: 2,
+                            damage: 50 // 머신건 낮은 데미지
+                        });
+                    }
                 }
             }
-         shoot() {
-    const sound = this.isBoss ? new Audio('firemn.ogg') : enemyFireSound.cloneNode();
-    sound.play();
-    
-    bullets.push({
-        x: this.x + Math.cos(this.angle) * 30,
-        y: this.y + Math.sin(this.angle) * 30,
-        angle: this.angle,
-        speed: 5,
-        isEnemy: true,
-        size: this.isBoss ? 5 : 3,
-        damage: this.isBoss ? 300 : 150 // 보스 200 -> 300, 일반 적 100 -> 150으로 강화
-    });
-}
+
         }
         function showShop() {
             document.getElementById('shop').style.display = 'block';