from flask import Flask, request, redirect, render_template
from parsers.CSV_to_RDF_Autori import parse, parsefromfile
import yaml

app = Flask(__name__)

@app.route('/', methods=['POST','GET'])
def ciapatelaforma():
   if request.method == 'POST':

      fileFromRequest = request.files['FILE']
      filename = fileFromRequest.filename
      if filename != '':
         outFileName = fileFromRequest.filename.replace('.csv', '') + '.ttl'
         file1 = fileFromRequest.read()
         # try to create list of dictionaries keyed by header row
         parsefromfile(file1, outFileName)

      else:
         # Da completare
         paglia =  {}
         paglia['AUTN'] = request.form['AUTN']
         paglia['AUTL'] = request.form['AUTL']
         paglia['AUTD'] = request.form['AUTD']
         paglia['TSK'] = ''
         paglia['ESC'] = ''
         paglia['URL'] = ''
         paglia['AUTA'] = ''
         paglia['AUTC'] = ''
         paglia['AUTO'] = ''
         paglia['AUTV'] = ''
         paglia['AUTZ'] = ''
         paglia['AUTX'] = ''
         paglia['AUTT'] = ''
         paglia['AUTU'] = ''
         paglia['AUTQ'] = ''
         paglia['AUTH'] = ''
         paglia['CMPD'] = ''
         paglia['CMPN'] = ''
         paglia['RSR'] = ''
         paglia['FUR'] = ''

         check = [val for key, val in paglia.items() if val!='']

         if len(check)>0:
            parse([paglia], 'form_output.ttl')
         else:
            return redirect('/error/')

      return redirect('/')
   return render_template('index.html')


@app.route('/error/', methods=['POST','GET'])
def error():
   if request.method == 'POST':
      return redirect('/')
   else:
      return render_template('error.html')


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