package Data;

import Utils.Load;
import Utils.Rectangle;
import model.Boss;
import model.Buff;
import model.Bullet;
import model.SceneObject;

import java.awt.*;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Random;

public class Game implements Scenes {
    //创建玩家与boss对象
    SceneObject player, boss;
    //敌人对象
    List<SceneObject> enemy;
    //玩家的子弹，敌人的子弹，道具
    List<Bullet> bulletPlayer, bulletEnemy, bulletBuff;
    //当前关卡，当前分数
    int checkPoint = 1, fraction = 0;
    //飞机的飞行方向，此处注意按键按一次，和一直按
    boolean left = false, right = false, down = false, up = false;
    //fps,当前帧数
    int fps = 0;
    //提示的x坐标
    int tipsX = -1000;

    public Game() {
        //创造一个飞机，放在场景下方，玩家的属性不会使用
        player = new SceneObject(Data.WIDTH / 2 - 40, Data.HEIGHT - 100, Data.SPEED
                , 0, Data.playerSceneObjectImage, Data.playerDeathImage);
        //设置飞机碰撞点，因为游戏采用的是矩形碰撞检测，会出现误差
        player.upperLeft = new Point(15, 15);
        player.lowerRight = new Point(75, 75);
        //初始化列表
        bulletPlayer = new ArrayList<>();
        bulletEnemy = new ArrayList<>();
        bulletBuff = new ArrayList<>();
        enemy = new ArrayList<>();
    }

    //切合指令，说白了就是操作
    public void onKeyDown(int keyCode) {
        if (keyCode == KeyEvent.VK_E || keyCode == KeyEvent.VK_UP)
            up = true;
        if (keyCode == KeyEvent.VK_S || keyCode == KeyEvent.VK_DOWN)
            down = true;
        if (keyCode == KeyEvent.VK_A || keyCode == KeyEvent.VK_LEFT)
            left = true;
        if (keyCode == KeyEvent.VK_D || keyCode == KeyEvent.VK_RIGHT)
            right = true;
    }

    //你总要松手啊
    public void onKeyUp(int keyCode) {
        if (keyCode == KeyEvent.VK_W || keyCode == KeyEvent.VK_UP)
            up = false;
        if (keyCode == KeyEvent.VK_S || keyCode == KeyEvent.VK_DOWN)
            down = false;
        if (keyCode == KeyEvent.VK_A || keyCode == KeyEvent.VK_LEFT)
            left = false;
        if (keyCode == KeyEvent.VK_D || keyCode == KeyEvent.VK_RIGHT)
            right = false;
    }

    public void onMouse(int x, int y, int struts) {

    }

    //.............................................................................................
    //重点，重中之重+2
    public void draw(Graphics g) {
        if (fps == 0) {
            left = right = up = down = false;
        }
        //打游戏当然要刷帧嘛
        fps++;
        //飞机移动
        move();
    }


    //重点，重中之重+1
    //管控飞机啊，子弹啊，buff啊
    void move() {
        if (player != null) {
            //敌人的子弹总要有方向啊
            Data.x = player.x;
            Data.y = player.y;
            //jojo，游戏是有边界的啊
            if (up) player.move(0, -player.speed);
            if (player.y < 0) player.y = 0;
            if (down) player.move(0, player.speed);
            if (player.y > Data.HEIGHT - player.height) player.y = Data.HEIGHT - player.height;
            if (left) player.move(-player.speed, 0);
            if (player.x < 0) player.x = 0;
            if (right) player.move(player.speed, 0);
            if (player.x > Data.WIDTH - player.width) player.x = Data.WIDTH - player.width;

        }
        //boss动起来
        if (boss != null) boss.move();
        //子弹运动
        for (Bullet bullet : bulletPlayer){
            bullet.move();
        }
        for (Bullet bullet : bulletEnemy){
            bullet.move();
        }
        //道具！跑！！！
        for (Bullet bullet : bulletBuff){
            bullet.move();
        }
        //敌机也要动啊，不然就成靶子了
        for (SceneObject sceneObject: enemy){
            sceneObject.move();
        }
    }

    //万物皆有一死
    void remove(){
        //道具这个东西吧，不能拿的太容易啊
        Random random = new Random();
        //子弹销毁
        for (int i = 0; i<bulletEnemy.size();){
            if (bulletEnemy.get(i).isRemove()){
                bulletEnemy.remove(i);
            }else i++;
        }
        for (int i = 0; i < bulletPlayer.size(); ) {
            if (bulletPlayer.get(i).isRemove()) {
                bulletPlayer.remove(i);
            } else i++;
        }
        for (int i = 0; i < bulletBuff.size(); ) {
            if (bulletBuff.get(i).isRemove()) {
                bulletBuff.remove(i);
            } else i++;
        }
        //飞机炸啦
        for (int i = 0; i<enemy.size();){
            if (enemy.get(i).isRemove()){
                //buff来袭
                if (random.nextInt(100)>80){
                    if (random.nextInt(100)>60){
                        bulletBuff.add(new Buff(Buff.BUFF1,enemy.get(i).x,enemy.get(i).y));
                    }else {
                        bulletBuff.add(new Buff(Buff.BUFF2,enemy.get(i).x,enemy.get(i).y));
                    }
                }
                //缺东西
                //加分啦
                fraction +=1;
                if (fraction/100 == checkPoint){
                    boss = new Boss();
                    checkPoint +=1;
                    //
                    new Thread(()->{
                        tipsX = -Data.WIDTH;
                        try {
                            for (int n= 0;n<=Data.WIDTH/2;n++){
                                tipsX +=2;
                                Thread.sleep(4);
                            }
                            Thread.sleep(2000);
                            for (int n = 0;n<Data.WIDTH/4;n++){
                                tipsX +=4;
                                Thread.sleep(4);
                            }
                        }catch (InterruptedException e){
                            e.printStackTrace();
                        }
                        tipsX = -1000;
                    }).start();
                }
                enemy.remove(i);
            }else i++;

        }
        //boss也会死啊
        if (boss != null){
            //buss必掉buff
            if (boss.isRemove()){
                bulletBuff.add(new Buff(Buff.BUFF2,boss.x+boss.width/2,boss.y+boss.height/2));
                //..........多来几个

                boss = null;
            }
        }
        boolean isPlay = false;
        //检测子弹碰撞
        for (int i = 0;i<bulletPlayer.size();i++){
            Point point = bulletPlayer.get(i).getPoint();
            if (bulletPlayer.get(i).buffetIndex>1) continue;
            //检测子弹是否打中boss
            if (boss != null && boss.hp>0){
                Point rectangle[] = boss.getCollisionRect();
                if (Rectangle.isInternal(point.x,point.y,rectangle[0].x,
                        rectangle[0].y,rectangle[1].x,rectangle[1].y)){
                    boss.hp -= bulletPlayer.get(i).structs;
                    bulletPlayer.get(i).buffetIndex = 1;
                    bulletPlayer.get(i).speed = 5;
                    if (boss.hp<=0){
                        boss.imgIndex = 10;

                    }
                    if (!isPlay){
                        isPlay =true;
                        //load........音乐

                    }
                    continue;
                }
            }
            for (SceneObject sceneObject:enemy){
                Point rectangle[] = sceneObject.getCollisionRect();
                if (sceneObject.hp<0) continue;
                if (Rectangle.isInternal(point.x,point.y,
                        rectangle[0].x,rectangle[0].y,rectangle[1].x,rectangle[1].y)){
                    if (!isPlay){
                        isPlay = true;
                        //load...........
                    }
                    sceneObject.hp -= bulletPlayer.get(i).structs;
                    bulletPlayer.get(i).buffetIndex = 1;
                    bulletPlayer.get(i).speed = 5;
                    if (sceneObject.hp <0){
                        sceneObject.kill();
                        sceneObject.speed = 1;
                    }
                    break;
                }
            }
        }
        Point rectangle[],point;
        //敌方子弹碰撞
        if (player != null){
            rectangle = player.getCollisionRect();
            if (player != null && player.hp>0){
                for (Bullet b :bulletEnemy){
                    point = b.getPoint();
                    if (Rectangle.isInternal(point.x,point.y,rectangle[0].x,rectangle[0].y,rectangle[1].x,rectangle[1].y)){
                        player.hp -= b.structs;
                        player.kill();
                        death();
                    }
                }
            }
        }
        //吃buff
        if (player !=null&&player.hp>0){
            rectangle = player.getCollisionRect();
            for (Bullet buff:bulletBuff){
                Point p = buff.getPoint();
                if (Rectangle.isInternal(p.x,p.y,rectangle[0].x,rectangle[0].y,rectangle[1].x,rectangle[1].y)){
                    buff.x = -100;
                    if (buff.structs == Buff.BUFF1)
                        player.setBuff(16,0);
                    else
                        player.setBuff(0,16);
                }
            }
        }
        //飞机之间的碰撞
        if (player != null){
            for (SceneObject sceneObject:enemy){
                int x = sceneObject.x + sceneObject.width/2,y = sceneObject.y + sceneObject.height/2;
                if (Rectangle.isInternal(x,y,player.x,player.y,player.width,player.height)){
                    player.kill();
                    sceneObject.kill();
                    death();
                }
            }
        }

    }

    //管理场景所有子弹的发射
    void attack(){
        //我方飞机5帧发射一次
        if (player != null && player.hp>0){
            if (!player.isRemove()&&fps%5==0)
                bulletPlayer.addAll(Arrays.asList(player.attack()));
        }
        //
    }


}