import pylast,random,re,sys,time
import albums

network = pylast.LastFMNetwork(api_key=albums.apikey, api_secret=albums.apisecret, username="litrovers", password_hash=pylast.md5(albums.pw)) # https://input.sh/scrobbling-live-sets-into-last-fm-using-python/

thealbums = sorted(albums.albums,key=lambda d: d["name"])
# albums = sorted(albums,key=lambda d: d["artist"])

def countdown(t): # https://stackoverflow.com/a/25189629
    while t:
        mins, secs = divmod(t, 60)
        timeformat = '{:02d}:{:02d}'.format(mins, secs)
        print(timeformat, end='\r')
        time.sleep(1)
        t -= 1
    
def scrobble(thealbum):
    for album in thealbums:
        if thealbum == album["code"]:
            i = 0
            for tracklist in album["tracks"]:
                i += 1
                for item in tracklist:
                    if " :: " in item:
                        theartist = re.sub(" :: .*","",item)
                        thetrack = re.sub(".* :: ","",item)
                    else:
                        theartist = album["artist"]
                        thetrack = item
                    if theartist == "noscrob":
                        print("Skipped " + thetrack)
                    else:
                        last_api_call = network.scrobble(theartist,thetrack,int(time.time()))
                        print("Scrobbled " + item)
                    countdown(tracklist[item])
                if i < len(album["tracks"]):
                    input("Press enter after changing side")

def query_yes_no(question, default="yes"): # https://code.activestate.com/recipes/577058/
    """Ask a yes/no question via raw_input() and return their answer.
    
    "question" is a string that is presented to the user.
    "default" is the presumed answer if the user just hits <Enter>.
        It must be "yes" (the default), "no" or None (meaning
        an answer is required of the user).

    The "answer" return value is one of "yes" or "no".
    """
    valid = {"yes":"yes",   "y":"yes",  "ye":"yes",
             "no":"no",     "n":"no"}
    if default == None:
        prompt = " [y/n] "
    elif default == "yes":
        prompt = " [Y/n] "
    elif default == "no":
        prompt = " [y/N] "
    else:
        raise ValueError("invalid default answer: '%s'" % default)
    while 1:
        sys.stdout.write(question + prompt)
        choice = input().lower()
        if default is not None and choice == '':
            return default
        elif choice in valid.keys():
            return valid[choice]
        else:
            sys.stdout.write("Please respond with 'yes' or 'no' "\
                             "(or 'y' or 'n').\n")

def selectFromDict(options, name): # https://stackoverflow.com/a/64536882
    index = 0
    indexValidList = []
    print('Select an ' + name + ':')
    for optionName in options:
        index = index + 1
        indexValidList.extend([options[optionName]])
        print(str(index) + ') ' + optionName)
    inputValid = False
    while not inputValid:
        inputRaw = input(name + ': ')
        inputNo = int(inputRaw) - 1
        if inputNo > -1 and inputNo < len(indexValidList):
            selected = indexValidList[inputNo]
            # print('Selected ' +  name + ': ' + selected)
            inputValid = True
            break
        else:
            print('Please select a valid ' + name + ' number')
    return selected

def choosealbum():
    randomer = query_yes_no("Pick an album for me?","no")
    if randomer == "yes":
        revision = "yes"
        while revision == "yes":
            chosen = random.choice(thealbums)
            thechosen = chosen["code"]
            try:
                print(chosen["album artist"] + ": " + chosen["name"])
            except:
                print(chosen["artist"] + ": " + chosen["name"])
            revision = query_yes_no("Roll again?","no")
    else:
        process = False
        while process == False:
            firstletter = input("Type the first letter of the album name\n")
            letteralbums = {}
            for album in thealbums:
                process = True
                if album["name"][0].lower() == str(firstletter):
                    try:
                        letteralbums[album["name"] + " (" + album["album artist"] + ")"] = album["code"]
                    except:
                        letteralbums[album["name"] + " (" + album["artist"] + ")"] = album["code"]
            if len(letteralbums) == 0:
                process = False
                print("No albums found")
        thechosen = selectFromDict(letteralbums, "album")
    scrobble(thechosen)

if __name__ == "__main__":
    choosealbum()