import re
import fileinput
import csv
wars = []
corrects=0
with open("results.txt", "r", encoding='utf-8') as ins:
    for line in ins:
        if line.startswith('Scores'):
            correct = int(re.findall('\d+', line)[0])
            substitutions = int(re.findall('\d+', line)[1])
            deletes = int(re.findall('\d+', line)[2])
            inserts = int(re.findall('\d+', line)[3])
            war = (substitutions+deletes+inserts)/(substitutions+deletes+correct)
            wars.append(war)
            if substitutions==0 and deletes==0 and inserts==0:
                corrects = corrects + 1

srr = corrects / len(wars)
print(srr)

war_avg = sum(wars) / len(wars)
print(war_avg)
with open("wer_avg.txt", "w") as wer_avg_file:
    wer_avg_file.write("WER avg: ")
    wer_avg_file.write(str(war_avg))
with open("srr.txt", "w") as srr_file:
    srr_file.write("SRR: ")
    srr_file.write(str(srr))

with open("wer_srr.txt", "w") as wer_srr:
    wer_srr.write("SRR: ")
    wer_srr.write(str(srr))
    wer_srr.write("\n")
    wer_srr.write("WER avg: ")
    wer_srr.write(str(war_avg))


counter = 0;
with open("wikiniews_results.tsv",'r', encoding="utf-8") as wik_in:
    with open("result.tsv",'w', encoding="utf-8") as f_out:
        writer = csv.writer(f_out, delimiter='\t', lineterminator='\n')
        reader = csv.reader(wik_in, delimiter='\t')

        result = []

        for row in reader:
            # add new column values
            row.append(wars[counter])
            result.append(row)
            counter=counter+1

        writer.writerows(result)