use std::any::Any;

use runtime::{Class, Object, Sel};
use super::{Message, MessageArguments, MessageError, Super};

#[cfg(target_arch = "x86")]
#[path = "x86.rs"]
mod arch;
#[cfg(target_arch = "x86_64")]
#[path = "x86_64.rs"]
mod arch;
#[cfg(target_arch = "arm")]
#[path = "arm.rs"]
mod arch;
#[cfg(target_arch = "aarch64")]
#[path = "arm64.rs"]
mod arch;

use self::arch::{msg_send_fn, msg_send_super_fn};

pub unsafe fn send_unverified<T, A, R>(obj: *const T, sel: Sel, args: A)
        -> Result<R, MessageError>
        where T: Message, A: MessageArguments, R: Any {
    let receiver = obj as *mut T as *mut Object;
    let msg_send_fn = msg_send_fn::<R>();
    objc_try!({
        A::invoke(msg_send_fn, receiver, sel, args)
    })
}

pub unsafe fn send_super_unverified<T, A, R>(obj: *const T, superclass: &Class,
        sel: Sel, args: A) -> Result<R, MessageError>
        where T: Message, A: MessageArguments, R: Any {
    let sup = Super { receiver: obj as *mut T as *mut Object, superclass: superclass };
    let receiver = &sup as *const Super as *mut Object;
    let msg_send_fn = msg_send_super_fn::<R>();
    objc_try!({
        A::invoke(msg_send_fn, receiver, sel, args)
    })
}