import copy
import re

import pandas as pd
import processing

# paths to students andsewrs database
studentAnswers1_path = (
    "test_goldStandard/student/STSint.testinput.answers-students.sent1.txt"
)
studentAnswers2_path = (
    "test_goldStandard/student/STSint.testinput.answers-students.sent2.txt"
)
studentAnsewrs_chunked_path1 = (
    "test_goldStandard/student/STSint.testinput.answers-students.sent1.chunk.txt"
)
studentAnsewrs_chunked_path2 = (
    "test_goldStandard/student/STSint.testinput.answers-students.sent2.chunk.txt"
)
studentsAnsewrs_alignment_path = (
    "test_goldStandard/student/STSint.testinput.answers-students.wa"
)

# load data
studentAnserws = processing.load_sentences(studentAnswers1_path, studentAnswers1_path)
goldstandard_chunked = processing.load_chunked(
    studentAnsewrs_chunked_path1, studentAnsewrs_chunked_path2
)
goldstandard_alignment = processing.load_alignment(studentsAnsewrs_alignment_path)

# get a nice anwser-student table
data = pd.merge(
    goldstandard_chunked, goldstandard_alignment, left_index=True, right_index=True
)


file_path = "alignments_with_training_student_K.wa"

responses = processing.load_alignment(file_path)
responses = responses["alignment_text"].to_list()


for i, r in enumerate(responses):
    print("\nresponse number " + str(i))
    print(r)

unformatted = copy.deepcopy(responses)

for i, response in enumerate(responses):
    temp = response.lstrip("\n")
    temp = temp.rstrip("\n")

    temp = re.sub(r"(?<==)>", "> ", temp)  # add space after >
    temp = re.sub(r"(?<!\n)  +(?!\n)", " ", temp)  # remove double space

    temp = temp.replace("]", "")
    temp = temp.replace("[", "")
    temp = temp.replace(" ==> ", " <==> ")
    temp = temp.replace(" => ", " <==> ")
    temp = temp.replace(" <=> ", " <==> ")
    temp = temp.replace(" <== ", " <==> ")
    temp = temp.replace("<==> //", " <==> 0 //")
    temp = temp.replace("<==> //", " <==> 0 //")
    temp = temp.replace("NOALI <==>", "0 <==>")
    temp = temp.replace("<==> NOALI", "<==> 0")
    temp = temp.replace("\n// NOALI", "\n0 <==> 0 // NOALI")
    temp = re.sub(r"(^|[^<])(==>+)", r" <==>", temp)

    temp = re.sub(r"^(<==>)", r"0 \1", temp)

    temp = re.sub(r"(?<!\n)  +(?!\n)", " ", temp)  # remove double space

    temp = temp.split("\n")
    for k, t in enumerate(temp):
        temp[k] = temp[k].split("<==>")
        temp[k][1] = temp[k][1].split("//")

        # for j, chunk in enumerate(data.iloc[i]["chunked_sentance1"].sorted(key=len, reverse=True)):
        for j, chunk in enumerate(
            sorted(
                data.iloc[i]["chunked_sentance1"], key=lambda x: len(x), reverse=True
            )
        ):
            pattern = re.compile(chunk, re.IGNORECASE)
            temp[k][0] = pattern.sub(str(j + 1), temp[k][0])
            # temp[k][0] = temp[k][0].replace(chunk, str(j+1))
        for j, chunk in enumerate(
            sorted(
                data.iloc[i]["chunked_sentance2"], key=lambda x: len(x), reverse=True
            )
        ):
            pattern = re.compile(chunk, re.IGNORECASE)
            temp[k][1][0] = pattern.sub(str(j + 1), temp[k][1][0])
            # temp[k][1][0] = temp[k][1][0].replace(chunk, str(j+1))
        if len(temp[k][1]) >= 3:
            temp[k] = (
                temp[k][0]
                + " <==> "
                + temp[k][1][0]
                + " // "
                + temp[k][1][1]
                + " // "
                + temp[k][1][2]
            )
        elif len(temp[k][1]) == 2:
            temp[k] = (
                temp[k][0] + " <==> " + temp[k][1][0] + " // " + temp[k][1][1] + " // 0"
            )
        temp[k] = re.sub(r"\s{2,}", " ", temp[k])  # remove double space

    responses[i] = "\n".join(temp)


print("\nafter formatting\n")
for i, r in enumerate(responses):
    print("\nresponse number " + str(i))
    print("FORMATTED\n")
    print(r)
    print("\nUNFORMATTED\n")
    print(unformatted[i])


# write to file
file_path = "student_fixed_format_with_training.txt"

with open(file_path, "w") as file:
    for i, r in enumerate(responses):
        file.write('<sentence id="' + str(i + 1) + '" status="">\n')
        file.write("<alignment>\n")
        file.write(r)
        file.write("\n</alignment>\n")
        file.write("</sentence>\n\n")