#include <SFML/Graphics.hpp>
#include "Collision.h"
#include <bits/stdc++.h>

using namespace std;
using namespace sf;
using namespace Collision;

typedef pair<int ,int > II;

const int Height = 900;
const int Width = 900;
const int Ground = 600;
const string path_RightStand = "/home/hoaf13/workspace/SFMLtutorial/zero_images/RightStand/RightStand.txt";
const string path_LeftStand = "/home/hoaf13/workspace/SFMLtutorial/zero_images/LeftStand/LeftStand.txt";
const string path_RightMove = "/home/hoaf13/workspace/SFMLtutorial/zero_images/RightMove/RightMove.txt";
const string path_LeftMove = "/home/hoaf13/workspace/SFMLtutorial/zero_images/LeftMove/LeftMove.txt";
const string path_RightJump = "/home/hoaf13/workspace/SFMLtutorial/zero_images/RightJump/RightJump.txt";
const string path_LeftJump = "/home/hoaf13/workspace/SFMLtutorial/zero_images/LeftJump/LeftJump.txt";
const string path_RightAttack1 = "/home/hoaf13/workspace/SFMLtutorial/zero_images/RightAttack1/RightAttack1.txt";
const string path_LeftAttack1 = "/home/hoaf13/workspace/SFMLtutorial/zero_images/LeftAttack1/LeftAttack1.txt";
const string path_RightAttack2 = "/home/hoaf13/workspace/SFMLtutorial/zero_images/RightAttack2/RightAttack2.txt";
const string path_LeftAttack2 = "/home/hoaf13/workspace/SFMLtutorial/zero_images/LeftAttack2/LeftAttack2.txt";
const string path_RightBullet = "/home/hoaf13/workspace/SFMLtutorial/zero_images/RightBullet/RightBullet.txt";
const string path_LeftBullet = "/home/hoaf13/workspace/SFMLtutorial/zero_images/LeftBullet/LeftBullet.txt";
const string path_Rocket = "/home/hoaf13/workspace/SFMLtutorial/zero_images/ricardo/ricardo.txt";
const string path_Ricardo = "/home/hoaf13/workspace/SFMLtutorial/zero_images/ricardo/bossRicardo.txt";
const string path_CircleBullet = "/home/hoaf13/workspace/SFMLtutorial/zero_images/CircleBullet/CircleBullet.txt";

const Time timeStage1 =  seconds(10);


Clock realClock, createClock , rotateClock;
Time realTime, createTime , rotateTime;


RenderWindow window(VideoMode(Width , Height) , "Gaming" , Style::Close | Style::Resize);

class Block{
    private:
        int x;
        int y;
        Texture texture;
        Sprite sprite;
    public:
        Block(){
            texture.loadFromFile("/home/hoaf13/Desktop/block.jpg");
        }
        void setBlockPos(int x, int y){
            this -> x = x;
            this -> y = y;
            sprite.setPosition(this->x,this->y);
            sprite.scale(0.1,0.1);
        }
        II getBlockPos(){
            return make_pair(sprite.getPosition().x,sprite.getPosition().y);
        }
        void draw(){
            sprite.setTexture(texture);
            window.draw(sprite);
        }
};

class Animation{

    private:
        float speed , frame;
        Sprite sprite;              // window.draw
        vector<IntRect> frames;     // size of image
        vector<Texture> texture;    // image
    public:
        Animation(){}
        void setAnimation(string path, float speed){
            this -> speed = speed;
            frame = 0;
            ifstream fin;
            fin.open(path);
            string path_image;
            Texture tmp_texture;
            while(!fin.eof()){
                getline(fin , path_image);
                if (path_image != ""){
                    tmp_texture.loadFromFile(path_image);
                    texture.push_back(tmp_texture);
                    frames.push_back(IntRect(0,0,tmp_texture.getSize().x , tmp_texture.getSize().y));
                }
            }
            this -> sprite.setTexture(texture[0]);
            this -> sprite.setTextureRect(frames[0]);
        }
        Sprite getAnimationSprite(){
            return sprite;
        }
        void update(int x, int y){
            frame += speed;
            int n = frames.size();
            if (frame > n) frame -= float(n);
            sprite.setPosition(x,y);
            sprite.setTexture(texture[frame]);
            sprite.setTextureRect(frames[frame]);
        }
        void scaleAnimation(float x, float y){
            sprite.scale(x,y);
        }
        void rotateAnimation(float x){
            sprite.setRotation(x);
        }
        void originAnimation(float x, float y){
            sprite.setOrigin(x , y);
        }
        void setPosition(int para1 , int para2){
            sprite.setPosition(para1 , para2);
        }
        void draw(){
            window.draw(sprite);
        }

};

class Hero{
    private:
        int x;
        int y;
        int height;
        int direction;
        int life;
        bool alive;
        bool wanaJump;
        Animation animation[6]; // 0.RightStand 1.LeftStand  2.RightMove 3.LeftMove  4.RightJump   5.LeftJump
    public:
        Hero(){
            x = 200;
            y = 400;
            life = 3;
            wanaJump = false;
            animation[0].setAnimation(path_RightStand , 0.009f);
            animation[1].setAnimation(path_LeftStand, 0.009f);
            animation[2].setAnimation(path_RightMove,0.3f);
            animation[3].setAnimation(path_LeftMove,0.3f);
            animation[4].setAnimation(path_RightJump,0.04f);
            animation[5].setAnimation(path_LeftJump,0.04f);
        }
        bool getHeroAlive(){
            return alive;
        }
        void setHeroAlive(bool x){
            alive = x;
        }
        int getHeroDirection(){
            return direction;
        }
        void setHeroDirection(int para){
            direction = para;
        }
        int getHeroLife(){
            return life;
        }
        void setHeroLife(int para){
            life = para;
        }
        void setHeroPos(int x, int y){
            this -> x = x;
            this -> y = y;
        }
        II getHeroPos(){
            return make_pair(x,y);
        }
        void processDeath(){
            if (y > Height) alive = false;
            if (alive == false){
                wanaJump = false;
                direction = 0;
                setHeroPos(300,450);
                alive = true;
            }
        }
        bool isReactBlock(){
            if (x > 140 && x < 700 && y >600 && y < 650) return true;
            return false;
        }
        bool checkWanaJump(){
            if (y > height){
                wanaJump = true;
            }
            else{
                wanaJump = false;
                height = Ground;
            }
            return wanaJump;
        }
        void gravityFall(){
            if (!(y == Ground && x > 155 && x < 700) && wanaJump == false){
                setHeroPos(getHeroPos().first , getHeroPos().second + 2);
            }
        }
        void gravityJump(){
            if (getHeroPos().second < height) wanaJump = false;
            if (wanaJump){
                setHeroPos(getHeroPos().first , getHeroPos().second - 4);
            }
        }
        Sprite getSprite(){
            return animation[direction].getAnimationSprite();
        }
/* Activities */

        void moveRight(){
            direction = 2;
            if (isReactBlock() == false) setHeroPos(getHeroPos().first + 2 ,getHeroPos().second);
        }
        void moveLeft(){
            direction = 3;
            if (isReactBlock() == false) setHeroPos(getHeroPos().first - 2 ,getHeroPos().second);

        }
        void jump(){
            if (x > 155 && x < 700 && y == Ground) wanaJump = true;
            height = 450;
            if ((direction == 2 || direction == 0)) direction = 4;
            if ((direction == 1 || direction == 3)) direction = 5;

        }
/*--------------------*/
        void draw(){
            if (y == Ground && direction == 4) direction = 0;
            if (y == Ground && direction == 5) direction = 1;
            if (direction == 2 && y != Ground) direction = 4;
            if (direction == 3 && y != Ground) direction = 5;
            animation[direction].update(x,y);
            animation[direction].draw();
            if (direction % 2 == 0 && direction != 4) direction = 0;
            if ( direction % 2 == 1 && direction != 5) direction = 1;
        }
};
Hero hero;

class Boss{
    private:
        int x;
        int y;
        int direction;  //0.phai    1.trai
        Animation animation;
    public:
        friend class CircleBullet;
        Boss(){
            x = 200;
            y = -30;
            direction = 0;
            animation.setAnimation(path_Ricardo,0.3f);
            animation.scaleAnimation(0.5,0.5);
        }
        void setAnimation(string path , float speed){
            animation.setAnimation(path, speed);
        }
        II getBossPos(){
            return make_pair(x,y);
        }
        void setBossPos(int x ,int y){
            this->x = x;
            this->y = y;
        }
        int getBossDir(){
            return direction;
        }
        void setBossDir(int para){
            direction = para;
        }
        void update(){
            if (x > 600) direction = 1;
            if (x < 0) direction = 0;
            if (direction == 0) x+=4;
            else x-=4;
        }
        void draw(){

            animation.update(x,y);
            animation.draw();
        }

};
Boss ricardo;


class Bullet{
    private:
        int x;
        int y;
        int direction;
        Animation animation;
    public:
        Bullet(int x, int y , int direction){
            this->x = x;
            this->y = y;
            this->direction = direction;
            animation.setAnimation(path_Rocket , 0.04f);
        }
        II getBulletPos(){
            return make_pair(x,y);
        }
        void setBulletPos(int x, int y){
            this->x = x;
            this->y = y;
        }
        int getBulletDir(){
            return direction;
        }
        void setBulletDir(int para){
            direction = para;
        }
        void setBulletScale(float para1 , float para2){
            animation.scaleAnimation(para1 , para2);
        }
        Sprite getSprite(){
            return animation.getAnimationSprite();
        }
        void setBulletRot(float para){
            animation.rotateAnimation(para);
        }
        void setBulletOri(int para1 , int para2){
            animation.originAnimation(para1,para2);
        }
        void draw(){
            animation.update(x,y);
            animation.draw();
        }
};
vector<Bullet> bullets;

class CircleBullet{
    private:
        int x;
        int y;
        Texture texture;
        Sprite sprite;
    public:
        CircleBullet(){
            x = ricardo.getBossPos().first;
            y = ricardo.getBossPos().second;
            texture.loadFromFile("/home/hoaf13/workspace/SFMLtutorial/zero_images/CircleBullet/0.png");
            sprite.setTexture(texture);
            sprite.scale(0.5,0.5);
        }
        II getCircleBulletPos(){
            return make_pair(x,y);
        }
        void setCircleBulletPos(int x, int y){
            this->x = x;
            this->y = y;
        }
        void update(double timeElapsed){
            x = sprite.getPosition().x  + timeElapsed * x;
            y = sprite.getPosition().y  + timeElapsed * y;
            sprite.setPosition(x,y);
        }
        void draw(){
            window.draw(sprite);
        }
};

/*----Global Function----*/

void createBullet(){
    createTime = createClock.getElapsedTime();
    if (createTime >= seconds(0.07f)){
        int X = ricardo.getBossPos().first + 120 + rand()%100 - 50;
        Bullet bullet(X, 80 , 2);
        bullet.setBulletScale(0.8 , 0.8);
        bullets.push_back(bullet);
        createClock.restart();
    }
}

void updateBullet(){
    rotateTime = rotateClock.getElapsedTime();
    for(int i=0;i<bullets.size();i++){
        if (bullets[i].getBulletDir() == 0) bullets[i].setBulletPos(bullets[i].getBulletPos().first + 4 , bullets[i].getBulletPos().second );
        if (bullets[i].getBulletDir() == 1) bullets[i].setBulletPos(bullets[i].getBulletPos().first - 4 , bullets[i].getBulletPos().second );
        if (bullets[i].getBulletDir() == 2) bullets[i].setBulletPos(bullets[i].getBulletPos().first  , bullets[i].getBulletPos().second + 4 );
        if (bullets[i].getBulletDir() == 3) bullets[i].setBulletPos(bullets[i].getBulletPos().first  , bullets[i].getBulletPos().second - 4);
    }
    while(1){
        int indez = -1;
        for(int i=0;i<bullets.size();i++){
            int X = bullets[i].getBulletPos().first;
            int Y = bullets[i].getBulletPos().second;
            if (X < 0 || X > Width || Y < 0 || Y > Height){
                indez = i;
                break;
            }
        }
        if (indez == -1) break;
        bullets.erase(bullets.begin() + indez , bullets.begin() + indez + 1);
    }
}

void processCrashing(){
    int X = hero.getHeroPos().first;
    int Y = hero.getHeroPos().second;
    for(int i=0;i<bullets.size();i++){
        int a = bullets[i].getBulletPos().first;
        int b = bullets[i].getBulletPos().second;
        for(int j=X - 20 ; j <= X + 20 ;j++ ){
            for(int k= Y - 20 ; k <= Y + 20 ; k++){
                if (j == a && k == b){
                    hero.setHeroAlive(false);
                    return;
                }
            }
        }
    }
}
/*-----------------------------*/


int main()
{
    /* Init */

    window.setFramerateLimit(120);

    vector<Block> blocks(Width);
    for(int i=0;i<Width;i++){
        blocks[i].setBlockPos(i,Ground+50);
    }
    ricardo.setAnimation(path_Ricardo,0.4f);



    CircleBullet circleBullet;

    /*=======================*/
     while(window.isOpen()){
        Event event;
        while(window.pollEvent(event)){
            if (event.type == Event::Closed) window.close();
        }
        window.clear();

        /*-----Platform-----*/
         for(int i=200;i<700;i+=20){
            blocks[i].draw();
        }
        /*------Entity----------*/
        processCrashing();

        cout << circleBullet.getCircleBulletPos().first << endl;
        realTime = realClock.getElapsedTime();
        circleBullet.update(realTime.asSeconds()/100);

        hero.processDeath();
        hero.gravityFall();
        hero.gravityJump();
        if (Keyboard::isKeyPressed(Keyboard::A)) hero.moveLeft();
        if (Keyboard::isKeyPressed(Keyboard::D)) hero.moveRight();
        if (Keyboard::isKeyPressed(Keyboard::W)) hero.jump();


        /*
        realTime = realClock.getElapsedTime();
        if (realTime > seconds(5)){
            createBullet();
            updateBullet();
            ricardo.draw();
        }
        */

        /*=======Stage Area==========*/



        /*===========================*/

        ricardo.draw();
        hero.draw();
        circleBullet.draw();

        for(int i=0;i<bullets.size();i++){
            bullets[i].draw();
        }
        window.display();
    }

    return 0;
}