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use std::cmp::PartialEq;

#[cfg(feature = "diesel")]
#[macro_use]
extern crate diesel;

#[cfg(feature = "diesel")]
use crate::diesel_ext::VectorType;

#[derive(Debug)]
#[cfg_attr(feature = "diesel", derive(FromSqlRow, AsExpression))]
#[cfg_attr(feature = "diesel", sql_type = "VectorType")]
pub struct Vector(Vec<f32>);

impl From<Vec<f32>> for Vector {
    fn from(v: Vec<f32>) -> Self {
        Vector(v)
    }
}

impl Vector {
    pub fn to_vec(&self) -> Vec<f32> {
        self.0.clone()
    }
}

impl PartialEq for Vector {
    fn eq(&self, other: &Self) -> bool {
        self.0 == other.0
    }
}

#[cfg(feature = "postgres")]
mod postgres_ext;

#[cfg(feature = "diesel")]
mod diesel_ext;

#[cfg(feature = "diesel")]
pub mod sql_types {
    pub use super::diesel_ext::VectorType as Vector;
}