#include<SDL/SDL.h>
  #include<SDL/SDL_ttf.h>
  #include"Graphique/libgraph.h"
  #include<stdbool.h>

  #include "test2.h"

  #include <stdio.h>
  #include <stdlib.h>

  #define  TAILLE_X     700
  #define  TAILLE_DESC  40
  #define  LARGEUR_MONS 30
  #define  HAUTEUR_MONS 30
  #define  LARGEUR_VAIS 35
  #define  SPEED        1
  #define  MISS_SPEED   5
  #define  LARGEUR_MISS 5
  #define  HAUTEUR_MISS 10
  
  
  
  
  l_entite* create_l_entite(int x,int y,int speed,int image)
  { 
    l_entite* monster_1 =(l_entite*)malloc(sizeof(l_entite));
    (monster_1->ent).image=image;
    (monster_1->ent).x    =x;
    (monster_1->ent).y    =y;
    (monster_1->ent).speed=speed;
    monster_1->next       = NULL;
    return monster_1;

  }
  

  entite create_entite(entite ent,int x,int y, int speed, int image)
  {
    (ent).image=image;
    (ent).x    =x;
    (ent).y    =y;
    (ent).speed=speed;
    return ent;

  }
  
  

    
  void add_entite (l_entite** head,int x,int y,int speed,int image)
  {
   
    l_entite* new_monster = create_l_entite( x, y,speed,image);
    if (head==NULL)
       {
       *head=new_monster;
      }
    else
      {
       l_entite* current =*head;
        while (current->next != NULL)
  	{ current=current->next;
  	}
        current->next=new_monster;

      }

  }
  
  

  void display_l_entite(l_entite* mons)
  {
   l_entite* ptr= mons;
    while(ptr != NULL)
      {
        afficherLutin((ptr->ent).image,(ptr->ent).x,(ptr->ent).y);
        ptr=ptr->next;

      }

  }
  

  void display_entite(entite ent)
   {
      afficherLutin((ent).image,(ent).x,(ent).y);
   }

  void moveMonster(l_entite* monstre)

  {

    int max =  TAILLE_X - LARGEUR_MONS;
    l_entite* currentMonster = monstre;
    while (currentMonster != NULL)
      {
        (currentMonster->ent).x += (currentMonster->ent).speed;
  
        if ( (currentMonster->ent).x < 0 || (currentMonster->ent).x > max)
  	{
  	  (currentMonster->ent).speed = -(currentMonster->ent).speed;
  	  (currentMonster->ent).y += TAILLE_DESC ;
  	}
        
        currentMonster = currentMonster->next;

      }

  }

  int main()
  {

    l_entite* W_monster = NULL;
    l_entite* B_monster = NULL;
    l_entite* l_missile = NULL;
    entite    vaisseau;
    entite    missile;
    entite    missile_ref;
    creerSurface(TAILLE_X,TAILLE_Y,"Space Invaders");
  
  
    
    int ZB=lutinTexte("Space invaders", COULEUR_BLEU);
    int M1=chargerLutin("Graphique/invader_monstre1_2.bmp", COULEUR_BLEU);
    int M2=chargerLutin("Graphique/invader_monstre2_1.bmp", COULEUR_BLEU);
    int V =chargerLutin("Graphique/invader_canon.bmp", COULEUR_BLEU);
    int MI =chargerLutin("Graphique/invader_missile.bmp", COULEUR_BLEU);
  
  
  
    W_monster   =create_l_entite(0,0,1,M1);
    B_monster   =create_l_entite(0,100,1,M2);
    vaisseau    =create_entite(vaisseau,0.5*TAILLE_X,0.95*TAILLE_Y,1,V);
    missile_ref =create_entite(missile_ref,vaisseau.x + (LARGEUR_VAIS/2),400,1,MI);
    l_missile   =create_l_entite( vaisseau.x + (LARGEUR_VAIS/2),(vaisseau).y,1,MI);
  
    int i=0;int a =60;
    for (i=0;i<4;i++)
       {  
         add_entite(&W_monster,((W_monster->ent).x)+a,(W_monster->ent).y,1,M1);
         add_entite(&B_monster,((B_monster->ent).x)+a,(B_monster->ent).y,1,M2);
         a+=60;
       }
  
  
      
    while(1)
      {
        evenement ev;
        char      touche;
         l_missile = NULL;
        lireEvenement(&ev,&touche,NULL);
        if(ev==quitter)
  	{break;
  	}
        rectanglePlein (0,0,TAILLE_X,TAILLE_Y,COULEUR_NOIR);
        display_l_entite(W_monster);
        display_l_entite(B_monster);
        display_entite(vaisseau);
        moveMonster( W_monster);
        moveMonster( B_monster);
        }
       }