import csv
import datetime

def tally_readings_per_second():
    time_tallies = dict()
    tally_totals = dict()
    with open("data/test-data.csv") as csv_file:
        csv_reader = csv.reader(csv_file, delimiter=",")
        for r in csv_reader:
            if (r[1] != "Time Stamp"):
                time_str = r[1]
                if (time_str in time_tallies):
                    time_tallies[time_str] = (time_tallies[time_str]) + 1
                else:
                    time_tallies[time_str] = 1
        for r2 in time_tallies.values():
            if (r2 in tally_totals):
                tally_totals[r2] = (tally_totals[r2]) + 1
            else:
                tally_totals[r2] = 1
                # print(tally_totals.items())
    return tally_totals

def save_tally_totals(tally_totals):
    with open("data/results/readings-per-sec.csv", mode="w") as result:
        wtr = csv.writer(result)
        for k, v in tally_totals.items():
            print(f"{k}: {v}")
            wtr.writerow([k,v])

def main():
    time_tallies = tally_readings_per_second()
    save_tally_totals(time_tallies)
    
if __name__ == "__main__":
    main()