#Meteor Shower
#Created By Corey Ling a.k.a. Kasuko
#Written in Python WIth Pygame

#import required libraries 
import random, os
import pygame
#place pygame module in global namespace
from pygame import *

#load our other files
from module import *
from sprites import *

height , width = 500, 400
level = 1

def printtoptext():
    toptext = topfont.render('Score: 0', False, (200, 200, 200))
    toptextpos = toptext.get_rect()
    toptextpos.top = 0
    toptextpos.centerx = 200
    screen.blit(toptext, toptextpos)
    

    
def main():

    #Initialize The random generator and The Screen
    random.seed()
    pygame.init()
    screen = pygame.display.set_mode((width,height))
    pygame.display.set_caption('Meteor Shower by Corey Ling')
    #pygame.mouse.set_visible(False)   //Possible Use Later
    
    #Load the Background Image
    background_image, background_rect = load_image('background.png')
    screen.blit(background_image, (0,0))
    
    #Create All Sprites and Groups
    playermissle_sprite = pygame.sprite.RenderClear()   #Missle Group
    explosion_sprites = pygame.sprite.RenderClear()    #Explosion Group
    meteor_sprites = pygame.sprite.RenderClear()        #Meteor Group
    playerpost_sprite = pygame.sprite.RenderClear() #Command Post Group
    playerpost_sprite.add(Post((200,400)))  #Command Post Sprite
    playerbase_sprites = pygame.sprite.RenderClear()    #Base Group
    restart = 1
    topfont = pygame.font.Font(None, 24)
    titlefont = pygame.font.Font(None, 48)
    explosion = load_sound('Explode.wav')   #Exploding Sound Effect
    firing = load_sound('Fire.wav')     #Firing Sound Effect      
    while restart:
        running = 0
        print pygame.key.get_pressed
        if pygame.key.get_pressed():
            playerbase_sprites.add(Base((50,430)))  #Base 1 Sprite
            playerbase_sprites.add(Base((150,430))) #Base 2 Sprite
            playerbase_sprites.add(Base((250,430))) #Base 3 Sprite
            playerbase_sprites.add(Base((350,430))) #Base 4 Sprite
            
            
            #Top Text Creation
            toptext = topfont.render('Score: 0', False, (200, 200, 200))
            toptextpos = toptext.get_rect()
            toptextpos.top = 0
            toptextpos.centerx = 200
            screen.blit(toptext, toptextpos)
            
            #Declare Variables
            running = 1 #Used to exit main game loop 
            counter = 0 #Used to count stuff
            isfired = 0 #Used to detect if missle has been shot or not
            score = 0
        #Main Game Loop
        while running:
            #Timing To Slow Game Down
            pygame.time.delay(10)
            
            #Event Controller
            for event in pygame.event.get():
              if event.type == QUIT:    #on quit exit
                    running = 0
                    restart = 0
              elif event.type == KEYDOWN:
                    if event.key == K_ESCAPE:   #exit when press escape
                        running = 0
                        restart = 0
              elif event.type == MOUSEBUTTONDOWN:   #Mouse Button Down Control
                        if isfired == 0 and event.pos[1] < 420: #If there is no Missle and you clicked above the Post
                            fire_to = event.pos #Set the Destination to the mouse position
                            playermissle_sprite.add(Missle(fire_to))    #Create The Missle Sprite
                            firing.play()   #Play Sound Effect
                            isfired = 1     #Set isfired to 1
                        elif isfired == 1:  #but if the missle is already fired
                            isfired = 0         #We're about to blow it up so you can fire another
                            MissleSprite = playermissle_sprite.sprites()    #Get the missle (used in obtaining position)
                            explosion_sprites.add(Explosion(MissleSprite[0].rect.center))  #Create the explosion
                            playermissle_sprite.empty()     #Remove the Missle
                            playermissle_sprite.clear(screen, background_image) #Erase the missle
                            explosion.play()    #Play Explosion Sound Effect
    
            #Meteor AI
            if len(meteor_sprites) < 3:
                meteor_sprites.add(Meteor((random.randint(0,400),500),1,(random.randint(0,400),0)))
            #Clear All Sprites
            playermissle_sprite.clear(screen, background_image)
            explosion_sprites.clear(screen,background_image)
            meteor_sprites.clear(screen, background_image)
            playerbase_sprites.clear(screen, background_image)
            
            #Collison Detection
            MeteorCollision = sprite.groupcollide(explosion_sprites, meteor_sprites, False, True)
            BaseCollision = sprite.groupcollide(meteor_sprites, playerbase_sprites, True, True)
            
            #Game Logic
            if len(MeteorCollision) != 0: #Only change the score when needed for speed
                #Handle Score
                score += 50 * len(MeteorCollision)
                mystr = "Score: %d" % (score,)
                toptext = topfont.render(mystr, False, (200, 200, 200))
                toptextpos = toptext.get_rect()
                toptextpos.centerx = 200
                screen.blit(background_image,toptextpos,toptextpos)
            screen.blit(toptext, toptextpos)
            
            #Handle Game Over
            if len(playerbase_sprites) == 0:
                titletext = titlefont.render('GAME OVER', False, (255, 0, 0))
                titletextpos = titletext.get_rect()
                titletextpos.centery = height/2
                titletextpos.centerx = width/2
                running = 0
            
            #Update Sprites
            playermissle_sprite.update()
            explosion_sprites.update(explosion_sprites)
            meteor_sprites.update()
            
            #Draw All Sprites    TODO: Increase Efficency By Drawing Only Whats Needed
            playermissle_sprite.draw(screen)
            explosion_sprites.draw(screen)
            playerpost_sprite.draw(screen)
            playerbase_sprites.draw(screen)
            meteor_sprites.draw(screen)
        
            
            #Display Drawed Sprites to Screen
            pygame.display.flip()
    
    #When not running exit
    return
    
if __name__ == '__main__': main()