import io
import json
import os
import sys

from flask import Flask, request

import contabilidad.pdf as pdf
import contabilidad.passwords as passwords
import contabilidad.log as log
import contabilidad.text_handler as th


app = Flask(__name__)
log.logging['filename'] = '/var/log/python/contabilidad.log'


@app.route('/pdf/parse', methods=['POST'])
def pdf_parse():
    data = request.get_json()
    if not isinstance(data['files'], list):
        data['files'] = [data['files']]
    password_file = '/app/config/.passwords.yml'
    pwds = passwords.get_passwords(password_file)
    output = []
    for file in data['files']:
        filename = os.path.realpath(os.path.join('/app/data', file['filename']))
        t = file['filename'].split('.')
        temp = os.path.realpath(os.path.join('/app/data', t[0] + '-temp.pdf'))
        for p in pwds:
            if not pdf.check_password(filename, p):
                continue
            pdf.remove_encryption(filename, p, temp)
        obj = pdf.get_data(temp)
        outputs = []
        for o in obj:
            out = json.loads(o.df.to_json(orient='records'))
            if out[0]['0'] == 'FECHA':
                for i, line in enumerate(out):
                    if 'FECHA' in line['0'] or 'ACTUALICE' in line['0']:
                        continue
                    if line['0'] == '':
                        spl = line['1'].split(' ')
                    else:
                        spl = line['0'].split(' ')
                    line['0'] = ' '.join(spl[:3])
                    line['1'] = ' '.join(spl[3:])
                    out[i] = line
            outputs.append(out)
        os.remove(temp)
        output.append({'filename': file['filename'], 'text': outputs})
    return json.dumps(output)


if __name__ == '__main__':
    app.run(host='0.0.0.0', debug=True)