import csv
import re


def read_dimensions(file_out, num):
    with open(file_out) as csv_file:
        csv_reader = csv.reader(csv_file, delimiter=',')
        line_count = 0
        durchmesser = False
        vorzeichen = "nix"
        isos = []
        dimensions = []
        for row in csv_reader:
            line_count += 1

            if "ISO" in row[num]:
                isos.append(row[num])
            if durchmesser:
                #print("Durchmesser: " + row[1])
                dimensions.append("Durchmesser: " + row[num])
                durchmesser = False
                continue
            if row[num] == "%%c":
                durchmesser = True
            if row[num] == "-" or row[num] == "+":
                vorzeichen = row[num]
            isnumber = re.findall(r"\d*\,\d+", row[num])
            if isnumber:
                if vorzeichen != "nix":
                    #print(vorzeichen + isnumber[0])
                    dimensions.append(vorzeichen + isnumber[0])
                else:
                    if row[num][0]!="?":
                        #print(isnumber[0])
                        dimensions.append(isnumber[0])
                vorzeichen = "nix"
            if row[num][0] == "?":
                #print("+/- " + row[1][1:])
                dimensions.append("+/- " + row[num][1:])

        print(isos)
        print(f'Processed {line_count} lines.')

        dim = []
        dim_count = 0
        for x in dimensions:
            if x == "Durchmesser: ":
                dim_count = 0
            if dim_count > 2:
                dim_count = 0
            if dim_count == 0:
                print("Maße: " + "\n" + x)
                dim_count += 1
                continue
            if dim_count == 1:
                print ("Toleranzen: " + "\n" + x)
                dim_count += 1
                if "+/-" in x:
                    dim_count += 1
                continue
            if dim_count == 2:
                print(x)
                dim_count += 1
                continue