import csv
import os

script_dir = os.path.dirname(__file__)


def parsecsv():
    libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
    with libcsv:
        csv_as_dict = csv.DictReader(libcsv)
    return csv_as_dict


def getpublications():
    libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
    with libcsv:
        csv_as_dict = csv.DictReader(libcsv)
        publications = {}
        for row in csv_as_dict:
            pubinfo = {
                "Title": row["Publication"],
                "Author": row["Author"],
                "Type": row["Type"],
            }
            publications[row["Id"]] = pubinfo
    return publications


def gettypes():
    libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
    with libcsv:
        csv_as_dict = csv.DictReader(libcsv)
        listoftypes = []
        for row in csv_as_dict:
            lowertype = row["Type"].lower()
            if lowertype not in listoftypes:
                listoftypes.append(lowertype)
    return listoftypes


def getyears():
    libcsv = open(os.path.join(script_dir, "varlib.csv"), "r")
    with libcsv:
        csv_as_dict = csv.DictReader(libcsv)
        listofyears = []
        for row in csv_as_dict:
            if row["Year"] not in listofyears:
                listofyears.append(row["Year"])
    return listofyears


# test = getpublications()
# for ids, pubinfo in test.items():
#     print(pubinfo["Title"])