use crate::storage::Storage;

use super::Observation;

pub struct GaussianObservation {
    m: usize,
    items: Vec<usize>,
    coeffs: Vec<f64>,
    indices: Vec<usize>,
    ns_cav: Vec<f64>,
    xs_cav: Vec<f64>,
    t: f64,
    logpart: f64,
    exp_ll: usize,
    margin: f64,
}

impl GaussianObservation {
    pub fn new(storage: &mut Storage, elems: &[(usize, f64)], diff: f64, t: f64, var: f64) -> Self {
        unimplemented!();
    }
}

impl Observation for GaussianObservation {
    fn match_moments(&self, mean_cav: f64, cov_cav: f64) -> (f64, f64, f64) {
        unimplemented!();
    }

    fn ep_update(&mut self, lr: f64, storage: &mut Storage) -> f64 {
        unimplemented!();
    }

    fn kl_update(&mut self, lr: f64, storage: &mut Storage) -> f64 {
        unimplemented!();
    }
}