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use crate::convert::serial::*;
use crate::coo::CooMatrix;
use crate::csc::CscMatrix;
use crate::csr::CsrMatrix;
use nalgebra::storage::RawStorage;
use nalgebra::{ClosedAdd, DMatrix, Dim, Matrix, Scalar};
use num_traits::Zero;

impl<'a, T, R, C, S> From<&'a Matrix<T, R, C, S>> for CooMatrix<T>
where
    T: Scalar + Zero,
    R: Dim,
    C: Dim,
    S: RawStorage<T, R, C>,
{
    fn from(matrix: &'a Matrix<T, R, C, S>) -> Self {
        convert_dense_coo(matrix)
    }
}

impl<'a, T> From<&'a CooMatrix<T>> for DMatrix<T>
where
    T: Scalar + Zero + ClosedAdd,
{
    fn from(coo: &'a CooMatrix<T>) -> Self {
        convert_coo_dense(coo)
    }
}

impl<'a, T> From<&'a CooMatrix<T>> for CsrMatrix<T>
where
    T: Scalar + Zero + ClosedAdd,
{
    fn from(matrix: &'a CooMatrix<T>) -> Self {
        convert_coo_csr(matrix)
    }
}

impl<'a, T> From<&'a CsrMatrix<T>> for CooMatrix<T>
where
    T: Scalar + Zero + ClosedAdd,
{
    fn from(matrix: &'a CsrMatrix<T>) -> Self {
        convert_csr_coo(matrix)
    }
}

impl<'a, T, R, C, S> From<&'a Matrix<T, R, C, S>> for CsrMatrix<T>
where
    T: Scalar + Zero,
    R: Dim,
    C: Dim,
    S: RawStorage<T, R, C>,
{
    fn from(matrix: &'a Matrix<T, R, C, S>) -> Self {
        convert_dense_csr(matrix)
    }
}

impl<'a, T> From<&'a CsrMatrix<T>> for DMatrix<T>
where
    T: Scalar + Zero + ClosedAdd,
{
    fn from(matrix: &'a CsrMatrix<T>) -> Self {
        convert_csr_dense(matrix)
    }
}

impl<'a, T> From<&'a CooMatrix<T>> for CscMatrix<T>
where
    T: Scalar + Zero + ClosedAdd,
{
    fn from(matrix: &'a CooMatrix<T>) -> Self {
        convert_coo_csc(matrix)
    }
}

impl<'a, T> From<&'a CscMatrix<T>> for CooMatrix<T>
where
    T: Scalar + Zero,
{
    fn from(matrix: &'a CscMatrix<T>) -> Self {
        convert_csc_coo(matrix)
    }
}

impl<'a, T, R, C, S> From<&'a Matrix<T, R, C, S>> for CscMatrix<T>
where
    T: Scalar + Zero,
    R: Dim,
    C: Dim,
    S: RawStorage<T, R, C>,
{
    fn from(matrix: &'a Matrix<T, R, C, S>) -> Self {
        convert_dense_csc(matrix)
    }
}

impl<'a, T> From<&'a CscMatrix<T>> for DMatrix<T>
where
    T: Scalar + Zero + ClosedAdd,
{
    fn from(matrix: &'a CscMatrix<T>) -> Self {
        convert_csc_dense(matrix)
    }
}

impl<'a, T> From<&'a CscMatrix<T>> for CsrMatrix<T>
where
    T: Scalar,
{
    fn from(matrix: &'a CscMatrix<T>) -> Self {
        convert_csc_csr(matrix)
    }
}

impl<'a, T> From<&'a CsrMatrix<T>> for CscMatrix<T>
where
    T: Scalar,
{
    fn from(matrix: &'a CsrMatrix<T>) -> Self {
        convert_csr_csc(matrix)
    }
}