kmftools/qrcodegen/qrcodegen.py

import os
import sys
import base64
import requests
import urllib.parse
import pandas as pd
import qrcode
import logging
from PIL import Image, ImageDraw, ImageFont
from dotenv import load_dotenv
from reportlab.pdfgen import canvas

env_path = "./.env"

# Laad de .env bestand expliciet
load_dotenv(env_path)

# Haal API-sleutels op
CLIENT_ID = os.getenv('SPOTIFY_CLIENT_ID')
CLIENT_SECRET = os.getenv('SPOTIFY_CLIENT_SECRET')
YOUTUBE_API_KEY = os.getenv('YOUTUBE_API_KEY')

# Configureren van logging
logging.basicConfig(filename="log.txt", level=logging.INFO,
                    format="%(asctime)s - %(message)s")


def log_message(message):
    logging.info(f"{sys.argv[0]} - {message}")


def get_spotify_access_token():
    auth_url = "https://accounts.spotify.com/api/token"
    auth_data = {'grant_type': 'client_credentials'}
    auth_headers = {
        'Authorization': f"Basic {base64.b64encode(f'{CLIENT_ID}:{CLIENT_SECRET}'.encode('utf-8')).decode('utf-8')}"
    }
    response = requests.post(auth_url, data=auth_data, headers=auth_headers)
    if response.status_code == 200:
        log_message(f"Succesvol Spotify toegangstoken verkregen.")
        return response.json().get('access_token')
    else:
        log_message(
            f"Fout bij het verkrijgen van Spotify toegangstoken: {response.status_code}")
        return None


def get_spotify_track_url(title, artist):
    access_token = get_spotify_access_token()
    if not access_token:
        log_message(
            f"Geen toegangstoken voor Spotify beschikbaar voor {title} - {artist}.")
        return None
    query = urllib.parse.quote_plus(f"{title} {artist}")
    search_url = f"https://api.spotify.com/v1/search?q={query}&type=track&limit=1"
    headers = {'Authorization': f"Bearer {access_token}"}
    response = requests.get(search_url, headers=headers)
    tracks = response.json().get('tracks', {}).get(
        'items', []) if response.status_code == 200 else []
    if tracks:
        log_message(f"URL voor '{title} - {artist}' gevonden.")
        return tracks[0]['external_urls']['spotify']
    else:
        log_message(f"Geen URL gevonden voor '{title} - {artist}' op Spotify.")
        return None


def get_youtube_video_url(title, artist):
    query = urllib.parse.quote_plus(f"{title} {artist}")
    search_url = f"https://www.googleapis.com/youtube/v3/search?part=snippet&q={query}&key={YOUTUBE_API_KEY}&maxResults=1&type=video"
    response = requests.get(search_url)
    items = response.json().get('items', []) if response.status_code == 200 else []
    if items and 'videoId' in items[0]['id']:
        log_message(f"URL voor '{title} - {artist}' gevonden op YouTube.")
        return f"https://www.youtube.com/watch?v={items[0]['id']['videoId']}"
    else:
        log_message(f"Geen URL gevonden voor '{title} - {artist}' op YouTube.")
        return None


def get_x_pos(text, c, font, fontsize):
    text = "Dit is gecentreerde tekst"
    text_width = c.stringWidth(text, font, fontsize)  # Bereken tekstbreedte
    page_width, _ = c._pagesize  # Haal pagina-afmetingen op

    x_position = (page_width - text_width) / 2  # Horizontaal centreren

    return x_position


def generate_qr_codes_and_pdf(csv_file, output_pdf, position_col, title_col, artist_col, year_col, platform):
    data = pd.read_csv(csv_file, delimiter=";")
    c = canvas.Canvas(output_pdf)

    for _, row in data.iterrows():
        position, title, artist, year = row[position_col], row[title_col], row[artist_col], row[year_col]
        url = get_spotify_track_url(
            title, artist) if platform == "spotify" else get_youtube_video_url(title, artist)

        if url:
            qr = qrcode.QRCode(
                version=1, error_correction=qrcode.constants.ERROR_CORRECT_L, box_size=10, border=4)
            qr.add_data(url)
            qr.make(fit=True)
            qr_img = qr.make_image(
                fill='black', back_color='white').convert("RGB")

            qr_image_path = f"temp_qr.png"
            qr_img.save(qr_image_path)

            qr_width, qr_height = qr_img.size
            page_width = qr_width + 100
            page_height = qr_height + 200

            c.setPageSize((page_width, page_height))

            c.drawImage(qr_image_path, 0, page_height - qr_height,
                        width=qr_width, height=qr_height)

            # c.drawImage(qr_image_path, x_center - (qr_width / 2),
            #             y_center, width=qr_width, height=qr_height)
            c.showPage()

            text_artist = f" {artist}"
            text_title = f" {title}"
            text_year = f" {year}"
            # text_url = f"Link: {url}"

            c.setFont("Helvetica", 12)
            c.drawString(get_x_pos(text_artist, c, "Helvetica", 12), page_height -
                         qr_height - 20, text_artist)
            c.setFont("Helvetica-Bold", 50)
            c.drawString(140, page_height - qr_height - 80, text_year)
            c.setFont("Courier", 11)
            c.drawString(get_x_pos(text_title, c, "Courier", 11),
                         page_height - qr_height - 100, text_title)
            # c.setFont("Helvetica", 12)
            # c.drawString(50, page_height - qr_height - 100, text_url)

            c.showPage()
            os.remove(qr_image_path)
        else:
            log_message(f"Geen link gevonden voor '{title} - {artist}'.")

    c.save()
    log_message(f"PDF succesvol gegenereerd: {output_pdf}")


if __name__ == "__main__":
    if len(sys.argv) != 2 or sys.argv[1] not in ["spotify", "youtube"]:
        log_message("Gebruik: python scriptnaam.py <mode>")
        log_message("<mode> moet 'spotify' of 'youtube' zijn.")
        print("Gebruik: python scriptnaam.py <mode>")
        sys.exit(1)

    platform = sys.argv[1]
    csv_file = "nummers.csv"
    output_pdf = "nummers_met_qr.pdf"
    position_col, title_col, artist_col, year_col = "positie", "titel", "artiest", "jaar"

    log_message(
        f"Script gestart voor platform: {platform}. CSV bestand: {csv_file}, Output PDF: {output_pdf}")
    generate_qr_codes_and_pdf(csv_file, output_pdf, position_col,
                              title_col, artist_col, year_col, platform)