import yfinance as yf
import datetime
import os

def get_ticker(symbol, startDate=datetime.datetime(2022, 4, 1), endDate=datetime.datetime(2022, 4, 8)):
    ticker = yf.Ticker(symbol)
    data = ticker.history(start=startDate, end=endDate, interval="1m")
    return data


def get_ticker_sharesOutstanding(symbol):
    ticker = yf.Ticker(symbol)
    return int(ticker.get_info()['sharesOutstanding'])


ticker_names = []
with open('./Stocks in the Russell 1000 Index.csv', 'r') as f:
    lines = f.readlines()

    for line in lines:

            symbol = line.split(',')[0].replace('"','')
            ticker_names.append(symbol)

res = []
for name in ticker_names[1:]:
    try:
        print('Getting data for:', name)

        delta = datetime.timedelta(days=7)
        num_days = 5
        start_week = datetime.datetime(2022, 9, 5)

        date_list = [start_week - datetime.timedelta(days=x*7) for x in reversed(range(num_days))]

        start_date_list = []
        gap_p = []

        for date in date_list[:-1]:
            print(name, date, date + delta)
            data = get_ticker(name, startDate=date, endDate=date + delta)

            #data = get_ticker(name)
            shares_out = get_ticker_sharesOutstanding(name)
            output_path = './data_2/' + name + '_' + str(shares_out) + '.csv'
            output_file_exists = os.path.exists(output_path)
            data.to_csv(output_path, mode='a', header=not output_file_exists)

    except Exception as err:
        print(err)