import PySimpleGUI as sg
from PIL import Image, ImageDraw, ImageFilter, ImageFont, ImageOps
from io import BytesIO

# Globals 



def update_image(window, original,title,subtitle):
    global image
    # image = original.filter(ImageFilter.GaussianBlur(blur))
    # image = image.filter(ImageFilter.UnsharpMask(contrast))
    image = original
    """
    if emboss:
        image = image.filter(ImageFilter.EMBOSS())
    if contour:
        image = image.filter(ImageFilter.CONTOUR())

    if flipx:
        image = ImageOps.mirror(image)
    if flipy:
        image = ImageOps.flip(image)
     """
    # bio = BytesIO()
    # image.save(bio, format = 'PNG')

    # window['-IMAGE-'].update(data = bio.getvalue())


def build_layout(image_path):
    control_col = sg.Column([
        [
            sg.Frame('Title',
                     layout = [[sg.Input('Pastor Shane Wallis', key = '-TITLE-')]]
                    )],
        [
            sg.Frame('SubTitle',
                     layout = [[sg.Input(key = '-SUBTITLE-')]]
                    )],
        [
            sg.Button('Save image', key= '-SAVE-')],
    ])
    original = Image.open(image_path)
    image = original.resize((720, 360))
    white = (255, 255, 255, 255)
    ImageDraw.floodfill(image, (5,5), value=white)
    ImageDraw.floodfill(image, (5,355), value=white)
    font1 = ImageFont.truetype('tahomabd.ttf', 25)
    font2 = ImageFont.truetype('tahomabd.ttf', 19)
    draw = ImageDraw.Draw(image)
    draw.text((20,260), 'Pastor Shane Wallis', (255,255,255), font=font1)
    draw.text((20,294), 'Bible Study Wednesday May 18th, 2022', (255,255,255), font=font2)
    bio = BytesIO()
    image.save(bio, format = 'PNG')
    image_col = sg.Column([[sg.Image(data=bio.getvalue(), key = '-IMAGE-')]])
    layout = [[control_col,image_col]]
    return layout

def main():
    image_path = 'blank_title.png'
    original = Image.open(image_path)
    layout = build_layout(image_path)
    window = sg.Window('Harvest Christian Assembly Message Title', layout)

    while True:
        event, values = window.read(timeout=50)
        if event == sg.WIN_CLOSED:
            break

        update_image(window,
                     original,
                     values['-TITLE-'],
                     values['-SUBTITLE-'],
                    )
        if event == "-SAVE-":
            save_path = sg.popup_get_file('Save',
                                          save_as = True,
                                          no_window = True) + '.png'
            image.save(save_path, 'PNG')

    window.close()

if __name__ == "__main__":
    main()