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

using namespace std;
using namespace sf;
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";

typedef pair<int ,int > II;


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

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]);
        }
        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 draw(){
            window.draw(sprite);
        }
};

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 Bullet{
    private:
        int x;
        int y;
        int owner;
        bool alive;
        int direction;  //0.Phai 1.Trai
        Animation animation[2];
    public:
        Bullet(int x, int y,int owner, int direction){
            this->owner = owner;
            this->x = x;
            this->y = y;
            this->direction = direction;
            alive = true;
            animation[0].setAnimation(path_RightBullet, 0.1f);
            animation[1].setAnimation(path_LeftBullet, 0.1f);
        }
        II getBulletPos(){
            return make_pair(x,y);
        }
        void setBulletPos(int x , int y){
            this->x = x;
            this->y = y;
        }
        int getBulletOwn(){
            return owner;
        }
        void setBulletOwn(int para){
            owner = para;
        }
        int getBulletDir(){
            return direction;
        }
        void setBulletDir(int para){
            direction = para;
        }
        void draw(){
            animation[direction].update(x,y);
            animation[direction].draw();
        }
};
vector<Bullet> bullets;

class Hero{
    private:
        int x;
        int y;
        int height;
        int direction;
        int life;
        bool alive;
        bool wanaJump;
        Time cooldownSkill1;
        Time cooldownSkill2;
        Time timeElapse1,timeElapse2;
        Animation animation[10]; // 0.RightStand 1.LeftStand  2.RightMove 3.LeftMove  4.RightJump   5.LeftJump
    public:
        Hero(){
            wanaJump = false;
            alive = true;
            life = 3;
            direction = 4;
            cooldownSkill1 = seconds(0.5f);
            cooldownSkill2 = seconds(0.1f);
            timeElapse1 = seconds(0.5f);
            timeElapse2 = seconds(0.1f);
            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);
            animation[6].setAnimation(path_RightAttack1 , 0.07f);
            animation[7].setAnimation(path_LeftAttack1 , 0.1f);
            animation[8].setAnimation(path_RightAttack2, 0.4f);
            animation[9].setAnimation(path_LeftAttack2 , 0.4f);
        }
        Time getTimeElapse1(){
            return timeElapse1;
        }
        void setTimeElapse1(Time para){
            timeElapse1= para;
        }
        Time getTimeElapse2(){
            return timeElapse2;
        }
        void setTimeElapse2(Time para){
            timeElapse2 = para;
        }
        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;
            if (this->x < 0) this->x = 0;
            if (this->x > Width-40) this->x = Width-40;
        }
        II getHeroPos(){
            return make_pair(x,y);
        }
        void processDeath(){
            if (y > Height){
                setHeroPos(200,400);
            }
        }
        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);
            }
        }

/* 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 Attack1(){

            if (direction % 2 == 0)direction = 6;
            else direction = 7;

        }
        void Attack2(){
            if (direction % 2 == 0){
                direction = 8;
                Bullet bullet(x+50,y,0,0);
                timeElapse2 = clockz.getElapsedTime();
                if (timeElapse2 >= cooldownSkill2){
                    bullets.push_back(bullet);
                    clockz.restart();
                }
            }
            else{
                direction = 9;
                Bullet bullet(x-25,y,0,1);
                timeElapse2 = clockz.getElapsedTime();
                if (timeElapse2 >= cooldownSkill2){
                    bullets.push_back(bullet);
                    clockz.restart();
                }
            }
        }

/* cooldown Skill */

        bool checkSkill1(){
            if (timeElapse1 > cooldownSkill1 ){
                return true;
            }
            return false;
        }
        bool checkSkill2(){
            if (timeElapse2 > cooldownSkill2){
                return true;
            }
            return false;
        }
/*--------------------*/

        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;
            if (direction == 6 || direction == 7) animation[direction].update(x,y-73);
            else{
                animation[direction].update(x,y);
            }
            animation[direction].draw();
            if (direction % 2 == 0 && direction != 4) direction = 0;
            if ( direction % 2 == 1 && direction != 5) direction = 1;
        }
};

/*================================Globla Function=======================================*/

void updateBullet(){
    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);
        else bullets[i].setBulletPos(bullets[i].getBulletPos().first - 4 , bullets[i].getBulletPos().second);
    }
    while(1){
        int indez = -1;
        for(int i=0;i<bullets.size();i++){
            int x = bullets[i].getBulletPos().first;
            if (x < 0 || x > Width){
                indez = i;
                break;
            }
        }
        if (indez == -1) break;
        bullets.erase(bullets.begin() + indez,bullets.begin()+indez+1);
    }
}

void randomBullet(){
    int randY = rand()%900;
    Bullet bullet(0,randY,1,0);
    bullets.push_back(bullet);
}

Animation ricardo;


int main(){


/*--------- Init-----------*/
    window.setFramerateLimit(120);
    Hero hero;
    hero.setHeroPos(200,400);

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

/*-------------------------*/

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

        cout << bullets.size() << endl;
        hero.processDeath();
        hero.gravityFall();
        hero.gravityJump();
        updateBullet();
        if (Keyboard::isKeyPressed(Keyboard::Left)) hero.moveLeft();
        if (Keyboard::isKeyPressed(Keyboard::Right)) hero.moveRight();
        if (Keyboard::isKeyPressed(Keyboard::Up)) hero.jump();
        if (Keyboard::isKeyPressed(Keyboard::A)) hero.Attack1();
        if (Keyboard::isKeyPressed(Keyboard::D)) hero.Attack2();

        hero.draw();
        for(int i=200;i<700;i+=10){
            blocks[i].draw();
        }
        for(int i=0;i<bullets.size();i++){
            bullets[i].draw();
        }

        window.display();
    }

    return 0;
}