from math import sqrt

def calculate_distance(ax, ay, bx, by):
    distance = sqrt(((bx - ax) ** 2 + (by - ay) ** 2))
    return distance

def check_index_finger(hand_landmarks):
    ax = hand_landmarks.landmark[8].x
    ay = hand_landmarks.landmark[8].y
    bx = hand_landmarks.landmark[5].x
    by = hand_landmarks.landmark[5].y
    distance_8_5 = calculate_distance(ax, ay, bx, by)
    ax = hand_landmarks.landmark[5].x
    ay = hand_landmarks.landmark[5].y
    bx = hand_landmarks.landmark[0].x
    by = hand_landmarks.landmark[0].y
    distance_5_0 = calculate_distance(ax, ay, bx, by)

    if (distance_5_0 < distance_8_5 + 0.1):
        result = "wskazujacy_wyprostowany"
    else:
        result = "wskazujacy_niewyprostowany"
    return (result, hand_landmarks.landmark[8].x, hand_landmarks.landmark[8].y)

def check_middle_finger(hand_landmarks):
    ax = hand_landmarks.landmark[12].x
    ay = hand_landmarks.landmark[12].y
    bx = hand_landmarks.landmark[9].x
    by = hand_landmarks.landmark[9].y
    distance_12_9 = calculate_distance(ax, ay, bx, by)
    ax = hand_landmarks.landmark[9].x
    ay = hand_landmarks.landmark[9].y
    bx = hand_landmarks.landmark[0].x
    by = hand_landmarks.landmark[0].y
    distance_9_0 = calculate_distance(ax, ay, bx, by)

    if (distance_9_0 < distance_12_9 + 0.1):
        result = "srodkowy_wyprostowany"
    else:
        result = "srodkowy_niewyprostowany"
    return (result, hand_landmarks.landmark[12].x, hand_landmarks.landmark[12].y)

def check_ring_finger(hand_landmarks):
    ax = hand_landmarks.landmark[16].x
    ay = hand_landmarks.landmark[16].y
    bx = hand_landmarks.landmark[13].x
    by = hand_landmarks.landmark[13].y
    distance_16_13 = calculate_distance(ax, ay, bx, by)
    ax = hand_landmarks.landmark[13].x
    ay = hand_landmarks.landmark[13].y
    bx = hand_landmarks.landmark[0].x
    by = hand_landmarks.landmark[0].y
    distance_13_0 = calculate_distance(ax, ay, bx, by)

    if (distance_13_0 < distance_16_13 + 0.1):
        result = "serdeczny_wyprostowany"
    else:
        result = "serdeczny_niewyprostowany"
    return (result, hand_landmarks.landmark[16].x, hand_landmarks.landmark[16].y)

def check_pinky_finger(hand_landmarks):
    ax = hand_landmarks.landmark[20].x
    ay = hand_landmarks.landmark[20].y
    bx = hand_landmarks.landmark[17].x
    by = hand_landmarks.landmark[17].y
    distance_20_17 = calculate_distance(ax, ay, bx, by)
    ax = hand_landmarks.landmark[17].x
    ay = hand_landmarks.landmark[17].y
    bx = hand_landmarks.landmark[0].x
    by = hand_landmarks.landmark[0].y
    distance_17_0 = calculate_distance(ax, ay, bx, by)

    if (distance_17_0 < distance_20_17 + 0.1):
        result = "maly_wyprostowany"
    else:
        result = "maly_niewyprostowany"
    return (result, hand_landmarks.landmark[20].x, hand_landmarks.landmark[20].y)