import os
from io import BytesIO

import streamlit as st
import svgwrite
from PIL import Image

DEFAULT_CARD_WIDTH = 75
DEFAULT_CARD_HEIGHT = 100

PARTS = {"background": ["white", "black", "red", "blue", "green", "yellow"],
         "suit": ["clubs", "diamonds", "hearts", "spades"],
         "value": ["1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K"]}

LEVELS = ["common", "uncommon", "rare", "epic", "legendary", "mythic", "godlike"]


def draw_card(background, suit, value, level, card_width, card_height):
    dwg = svgwrite.Drawing(size=(f"{card_width}px", f"{card_height}px"))
    dwg.add(dwg.rect((0, 0), (card_width, card_height), rx=10, ry=10, fill=background, stroke="black", stroke_width=2))

    suit = svgwrite.text.Text(suit.upper(), insert=(5, 15), fill="black", font_size="16px", font_weight="bold")
    dwg.add(suit)
    value = svgwrite.text.Text(value, insert=(5, card_height - 10), fill="black", font_size="16px", font_weight="bold")
    dwg.add(value)
    level = svgwrite.text.Text(level.upper(), insert=(card_width - 50, card_height - 10), fill="black", font_size="12px", font_weight="bold")
    dwg.add(level)

    return dwg.tostring()


def display_parts_selection():
    selected_parts = {}
    for part, options in PARTS.items():
        selected_parts[part] = st.sidebar.selectbox(f"Select {part}", options)
    return selected_parts


def display_level_selection():
    selected_level = st.sidebar.selectbox("Select Level", LEVELS)
    return selected_level


def display_size_selection(default_width, default_height):
    card_width = st.sidebar.slider("Card Width", min_value=50, max_value=150, value=default_width, step=5)
    card_height = st.sidebar.slider("Card Height", min_value=75, max_value=200, value=default_height, step=5)
    return card_width, card_height


def display_image_upload(card_width, card_height):
    uploaded_file = st.sidebar.file_uploader("Upload Card Background Image", type=["png", "jpg", "jpeg"])
    if uploaded_file is not None:
        image = Image.open(uploaded_file)
        image = image.resize((card_width, card_height))
        img_bytes = BytesIO()
        image.save(img_bytes, format="PNG")
        img_data = img_bytes.getvalue()
        img_href = "data:image/png;base64," + img_data.hex()
        return img_href
    else:
        return None


def display_card(selected_parts, selected_level, card_width, card_height, background):
    if background and os.path.exists(background):
        background_name = os.path.basename(background)
        st.sidebar.markdown(f"**Background Image:** {background_name}")
        background_color = "white"
    else:
        st.sidebar.markdown(f"**Background Image:** {selected_parts['background'].capitalize()}")
        background_color = selected_parts["background"]

    card_svg = draw_card(background_color,
                         selected_parts["suit"],
                         selected_parts["value"],
                         selected_level,
                         card_width,
                         card_height)

    # Add background
    if background and os.path.exists(background):
        img = svgwrite.image.Image(href=background, size=(f"{card_width}px", f"{card_height}px"))
        dwg = svgwrite.fromstring(card_svg)
        dwg.add(img)
        card_svg = dwg.tostring()

    st.write(f'<svg viewBox="0 0 {card_width} {card_height}">{card_svg}</svg>', unsafe_allow_html=True)

    # Create a download link for the card SVG
    svg_content = '<?xml version="1.0" encoding="utf-8" ?>' + card_svg
    st.download_button("Download Card as SVG", svg_content, "card.svg", "text/plain")

    # Create button to level up card
    if selected_level != "godlike":
        if st.button("Level Up"):
            current_level_index = LEVELS.index(selected_level)
            new_level = LEVELS[current_level_index + 1]
            selected_level = new_level
            st.sidebar.warning(f"Card has been leveled up to {selected_level}")
    else:
        st.sidebar.warning("This is the highest level")