ta_lib_in_rust/indicators/cycle/
ht_trendmode.rs

1use polars::prelude::*;
2
3/// Placeholder for Hilbert Transform - Trend vs Cycle Mode
4///
5/// # Arguments
6///
7/// * `df` - DataFrame containing the price data
8/// * `column` - Column name to use for calculations (default "close")
9///
10/// # Returns
11///
12/// Returns a PolarsResult containing the trend mode Series (0 for cycle, 1 for trend)
13pub fn calculate_ht_trendmode(df: &DataFrame, column: &str) -> PolarsResult<Series> {
14    let series = df.column(column)?.f64()?.clone();
15    let mut result = Vec::with_capacity(series.len());
16
17    // Just return NaN values for all points as placeholder
18    for _ in 0..series.len() {
19        result.push(f64::NAN);
20    }
21
22    Ok(Series::new("ht_trendmode".into(), result))
23}