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pub(crate) use cmath::module_def;

#[pymodule]

mod cmath {

use crate::vm::{

PyResult, VirtualMachine,

function::{ArgIntoComplex, ArgIntoFloat, OptionalArg},

};

use num_complex::Complex64;

use crate::math::pymath_exception;

// Constants

#[pyattr(name = "e")]

const E: f64 = pymath::cmath::E;

#[pyattr(name = "pi")]

const PI: f64 = pymath::cmath::PI;

#[pyattr(name = "tau")]

const TAU: f64 = pymath::cmath::TAU;

#[pyattr(name = "inf")]

const INF: f64 = pymath::cmath::INF;

#[pyattr(name = "nan")]

const NAN: f64 = pymath::cmath::NAN;

#[pyattr(name = "infj")]

const INFJ: Complex64 = pymath::cmath::INFJ;

#[pyattr(name = "nanj")]

const NANJ: Complex64 = pymath::cmath::NANJ;

#[pyfunction]

fn phase(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<f64> {

pymath::cmath::phase(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn polar(x: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<(f64, f64)> {

pymath::cmath::polar(x.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn rect(r: ArgIntoFloat, phi: ArgIntoFloat, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::rect(r.into_float(), phi.into_float())

.map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn isinf(z: ArgIntoComplex) -> bool {

pymath::cmath::isinf(z.into_complex())

}

#[pyfunction]

fn isfinite(z: ArgIntoComplex) -> bool {

pymath::cmath::isfinite(z.into_complex())

}

#[pyfunction]

fn isnan(z: ArgIntoComplex) -> bool {

pymath::cmath::isnan(z.into_complex())

}

#[pyfunction]

fn exp(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::exp(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn sqrt(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::sqrt(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn sin(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::sin(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn asin(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::asin(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn cos(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::cos(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn acos(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::acos(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn log(

z: ArgIntoComplex,

base: OptionalArg<ArgIntoComplex>,

vm: &VirtualMachine,

) -> PyResult<Complex64> {

pymath::cmath::log(

z.into_complex(),

base.into_option().map(|b| b.into_complex()),

)

.map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn log10(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::log10(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn acosh(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::acosh(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn atan(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::atan(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn atanh(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::atanh(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn tan(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::tan(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn tanh(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::tanh(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn sinh(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::sinh(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn cosh(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::cosh(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[pyfunction]

fn asinh(z: ArgIntoComplex, vm: &VirtualMachine) -> PyResult<Complex64> {

pymath::cmath::asinh(z.into_complex()).map_err(|err| pymath_exception(err, vm))

}

#[derive(FromArgs)]

struct IsCloseArgs {

#[pyarg(positional)]

a: ArgIntoComplex,

#[pyarg(positional)]

b: ArgIntoComplex,

#[pyarg(named, optional)]

rel_tol: OptionalArg<ArgIntoFloat>,

#[pyarg(named, optional)]

abs_tol: OptionalArg<ArgIntoFloat>,

}

#[pyfunction]

fn isclose(args: IsCloseArgs, vm: &VirtualMachine) -> PyResult<bool> {

let a = args.a.into_complex();

let b = args.b.into_complex();

let rel_tol = args.rel_tol.into_option().map(|v| v.into_float());

let abs_tol = args.abs_tol.into_option().map(|v| v.into_float());

pymath::cmath::isclose(a, b, rel_tol, abs_tol)

.map_err(|_| vm.new_value_error("tolerances must be non-negative"))

}

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