from pathlib import Path
from typing import List, Dict, Tuple
import matplotlib.colors as mpl_colors

import pandas as pd
import seaborn as sns
import shinyswatch

from shiny import App, Inputs, Outputs, Session, reactive, render, req, ui

sns.set_theme()

www_dir = Path(__file__).parent.resolve() / "www"

app_ui = ui.page_fillable(
    shinyswatch.theme.minty(),
    ui.layout_sidebar(
        ui.sidebar(
            ui.input_file("image_input", "Upload image: ", multiple=True),
        ),
        ui.output_image("image"),
        ui.output_image("image_output"),
    ),
)


def server(input: Inputs, output: Outputs, session: Session):
    @output
    @render.image
    def image():
        here = Path(__file__).parent
        if input.image_input():
            src = input.image_input()[0]['datapath']
            img = {"src": src, "width": "500px"} 
            return img
        return None

    @output
    @render.image
    def image_output():
        here = Path(__file__).parent
        if input.image_input():
            src = input.image_input()[0]['datapath']
            img = {"src": src, "width": "500px"} 
            return img
        return None


app = App(
    app_ui,
    server,
    static_assets=str(www_dir),
)