from flask import Flask, request, render_template, send_file
import json
from io import BytesIO
import zipfile
from bs4 import BeautifulSoup
import requests

app = Flask(__name__)


@app.route('/', methods=['GET', 'POST'])
def index():
    reference = ''
    version = ''
    verse_html = ''
    error = 'No error.'

    if request.method == 'POST':
        reference = request.form.get('scripture_reference')
        version = request.form.get('version')

        # Map version to ESV Bible ID
        bible_id = {
            'NRSV': 'nrsv',
            'NIV': 'niv',
            'NLT': 'nlt'
        }.get(version)

        if bible_id and reference:
            webfriendlyref=reference.replace(' ','%20').replace(':','%3A')
            url = f'https://www.biblegateway.com/passage/?search={webfriendlyref}&version={bible_id}'
            print(url)
            try:
                response = requests.get(url)
                #response.raise_for_status()
                verse = response.text

            except request.RequestException as e:
                error = f"Error fetching from Bible Gateway: {str(e)}"
        else:
            error = "Please provide both a reference and a version."

        soup = BeautifulSoup(verse, 'html.parser')
        verse_html = ''
        for sp in soup.find_all('div',class_='footnotes'):
            sp.decompose()
        for sp in soup.find_all('sup',class_='footnote'):
            sp.decompose()
        for sp in soup.find_all('sup',class_='crossreference'):
            sp.decompose()
        for sp in soup.find_all('a',class_='full-chap-link'):
            sp.decompose()
        for sp in soup.find_all('div',class_='crossrefs'):
            sp.decompose()

        for sp in soup.find_all('div',class_='passage-content'):
            verse_html = verse_html + sp.prettify()

        print(verse_html)

        print(f"Reference: {reference}, Version: {version}, Error: {error}")

    return render_template('index.html', reference=reference, version=version, verse_html=verse_html, error=error)

if __name__ == '__main__':
    app.run()