from . import *

def review(frames):
    sucs = ""
    prevSess = -1
    rew = 0
    cnt = 1

    try:
        for i, frame in enumerate(frames):
            out = u"{}[2J{}[;H".format(chr(27), chr(27))
            out += f"Session: {frame['session']}\n"
            out += frame['frame']
            out += f"Timestep: {i + 1}\n"
            out += f"State: {frame['state']}\n"
            out += f"Action: {frame['action']}\n"
            out += f"Reward: {frame['reward']}\n"

            sess = frame['session']
            if sess != prevSess:
                if rew > 0:
                    sucs += "+"
                    sleep(1)
                elif rew < 0:
                    sucs += "-"
                elif prevSess >= 0:
                    sucs += "."
                prevSess = frame['session']
                cnt += 1
            rew = frame['reward']

            out += f"\nSuccesses: [{sucs}]\n"
            print(out)
            sleep(.1)

    except KeyboardInterrupt:
        return()