#!/usr/bin/env python3

from coldcall import ColdCall
from datetime import datetime
from csv import DictReader

current_time = datetime.today()

## create the coldcall object
cc = ColdCall(record_attendance=False, preferred_name_field="Name you'd like to go by in class")

def get_missing(d=current_time):
    date_string = f'{d.month}/{d.day}/{d.year}'
    with open("data/absence_poll_data.tsv", 'r') as f:
        for row in DictReader(f, delimiter="\t"):
            if row["Date of class session you will be absent"] == date_string:
                yield(row["Your UW student number"])

full_names = {}
registered_students = []
with open("data/2022_winter_COM_481_A_students.csv", 'r') as f:
    for row in DictReader(f, delimiter=","):
        student_no = row["StudentNo"].strip()
        registered_students.append(student_no)
        full_names[student_no] = f"{row['FirstName']} {row['LastName']}"
## print("Registered:", registered_students)

missing_today = [x for x in get_missing(current_time)]
## print("Missing Today: ", missing_today)

preferred_names = {}
with open("data/student_information.tsv", 'r') as f:
    for row in DictReader(f, delimiter="\t"):
        preferred_names[row["Your UW student number"]] = row["Name you'd like to go by in class"]
## print("Preferred names:", preferred_names)

students_present = [s for s in registered_students if s not in missing_today]
## print("Students present:", students_present)

for i in range(100):
    selected_student = cc.select_student_from_list(students_present)

    try:
        preferred_name = preferred_names[selected_student]
    except KeyError:
        preferred_name = "MISSING PREFERRED NAME"

    print(f"{i + 1}.",
          preferred_name, "::",
          selected_student, "::",
          full_names[selected_student])
    cc.record_coldcall(selected_student)