# MultipleChoice.py

# MultipleChoice.py

import os,appuifw,e32,sensor,sys,graphics,codecs,sysinfo,time,re,dir_iter,key_codes,math,random,audio

EXT_DIR='e:\\data\\python\\'
sys.path.append(EXT_DIR)

img=None

def exit_key_handler():
    global main_loop
    main_loop=0
appuifw.app.exit_key_handler=exit_key_handler

def handle_redraw(rect):
    if img: ### Skips only at first pass as 'None'
        canvas.blit(img)
def gfx_on(mode): # actually took me a long while to figure out how to come up with this
    global canvas,txt
    if mode == 1:
        appuifw.app.body=canvas
    else:
        txt=appuifw.Text()
        appuifw.app.body=txt

def pad():
    txt.font=("dense",4)
    txt.add(u'\n\n')
    txt.font=("dense",24)

appuifw.app.directional_pad=False
appuifw.app.orientation='portrait'
appuifw.app.screen='large'
txt=appuifw.Text()
appuifw.app.body=txt
canvas=appuifw.Canvas(redraw_callback=handle_redraw)
appuifw.app.body=canvas
img=graphics.Image.new(canvas.size)
timer=e32.Ao_timer()
gfx_on(0)

txt.clear()
txt.style=(appuifw.STYLE_BOLD)
COLOR=txt.color

intro=u'\n\nThis is a Multiple Choice application which is still very much in the works that I decided to write as a mean to study in hopes of becoming, in a few years from now, an expert mobile developer.\n\n -- Kirk Lawrence'

txt.font=("dense",32)
txt.add(intro)
capture = graphics.screenshot()
img.blit(capture, target=(0,0))
gfx_on(1)
canvas.blit(img)

COLOR_BLACK=(0,0,0)
COLOR_GRAY=(128,128,128)
COLOR_WHITE=(255,255,255)
COLOR_GREEN=(0,204,0)
COLOR_YELLOW=(255,255,0)
COLOR_RED=(255,0,0)
COLOR_ORANGE=(255,165,0)
COLOR_BLOODRED=(102,0,0)

def z_tdown(pos):
    global xm,ym
    xm,ym=pos[0],pos[1]

def z_notouch(pos):
    pass

canvas.bind(key_codes.EButton1Up,z_notouch)
canvas.bind(key_codes.EButton1Down,z_tdown)

def opt_1():
    global opt
    opt=0
def opt_2():
    global opt
    opt=1
def opt_3():
    global opt
    opt=2
def opt_4():
    global opt
    opt=3
def opt_5():
    global opt
    opt=4

opt= -1

flashcard=0
init_loop=0
main_loop=1

def open_x():
    global init_loop
    init_loop=1

options5=[(u"A",opt_1),(u"B",opt_2),(u"C",opt_3),(u"D",opt_4),(u"E",opt_5)]
appuifw.app.menu=[(u"Select A File",open_x)]
mainmenu=appuifw.app.menu

'''
appuifw.note(u"Cancelled",'info')
appuifw.app.menu=mainmenu
exit=True
txt.clear()
'''

while main_loop:
    if init_loop == 1:
        init_loop = 0
        score=0
        opt= -1
        filenames=[]
        for filename in os.listdir(EXT_DIR):
            if filename.endswith('_multi.txt'):
                filename=filename.decode('utf-8')
                filename=filename.replace(u'_multi', '')
                filename=filename.replace(u'.txt', '')
                filename=filename.replace(u'_', ' ')
                filenames.append(filename)
        filenames.reverse()
        index=appuifw.popup_menu(filenames,u'Select Quiz')
        YorN=False
        try:
            YorN=appuifw.query(u'Open '+filenames[index]+'?','query')
        except:
            appuifw.note(u"Cancelled",'info')
        if YorN == True:
            selected=filenames[index]
            f=open(unicode(EXT_DIR+selected+'_multi.txt'),'r+')
            appuifw.app.title=unicode(selected)
            lines=f.read()
            f.close()
            try:
                lines=unicode(lines)
                flashcard=1
            except:
                appuifw.note(u"Data Is Incompatible","error")
            QA=[]
            QuesAns=[]
            k=1
            for line in lines.split('\n'):
                if line == '':
                    k=0
                else:
                    QA.append(line)
                    if k > 5:
                        QuesAns.append(QA)
                        QA=[]
                        k=0
                k+=1
            qCount=str(len(QuesAns))
            random.shuffle(QuesAns)
            cc=0

    if flashcard:
        opt = -1
        if cc > int(qCount)-1:
            gfx_on(0)
            txt.clear()
            appuifw.app.menu=mainmenu
            msg=u'You Scored %s Out Of %s' % (score, qCount)
            appuifw.note(msg,'info')
            txt.font=("dense",32)
            txt.add(msg)
            b=time.time()
            msg2=u'the elapsed time is: %d' %(b-a)
            appuifw.note(msg2,'info')
            capture = graphics.screenshot()
            img.blit(capture, target=(0,0))
            gfx_on(1)
            canvas.blit(img)
        else:
            k=QuesAns[cc]
            gfx_on(0)
            txt.clear()
            txt.font=("dense",32)
            txt.add(u"Question "+str(cc+1)+" out of "+qCount)
            pad()
            corr=k[1] # The Correct Answer
            txt.add(k[0]) # Questions
            k.pop(0)
            a=time.time()
            ### random.shuffle(k) # not needed anymore
            k=sorted(k)
            txt.color=COLOR_ORANGE
            for line in k: # Choices
                pad()
                pad()
                txt.add(unicode(line))
            txt.color=COLOR
            capture = graphics.screenshot()
            img.blit(capture, target=(0,0))
            gfx_on(1)
            canvas.blit(img)
            appuifw.app.menu=options5
        flashcard=0
        cc+=1
    if opt!= -1:
        if k[opt] == corr:
            score+=1
            appuifw.note(u"That Is Correct","conf")
        else:
            appuifw.note(u"Sorry... Wrong Answer","error")
        flashcard=1

    e32.ao_yield()