binary-option-tools-core 0.1.3

The core of the `binary-options-tools` crate and the python library `BinaryOptionsToolsV2`.
Documentation 
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use chrono::{Duration, Utc};
use rand::{thread_rng, Rng};

use crate::pocketoption::error::{PocketOptionError, PocketResult};

pub fn get_index() -> PocketResult<u64> {
    // rand = str(random.randint(10, 99))
    // cu = int(time.time())
    // t = str(cu + (2 * 60 * 60))
    // index = int(t + rand)
    let mut rng = thread_rng();

    let rand = rng.gen_range(10..99);
    let time = (Utc::now() + Duration::hours(2)).timestamp();
    format!("{}{}", time, rand)
        .parse::<u64>()
        .map_err(|e| PocketOptionError::GeneralParsingError(e.to_string()))
}

pub fn is_otc(symbol: &str) -> bool {
    symbol.ends_with("otc")
}