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use atomic_hooks::StateAccess;
use seed::prelude::*;

pub trait StateAccessEventHandlers<T>
where
    T: 'static,
{
    fn input_ev<F: FnOnce(&mut T, String) -> () + 'static + Clone,Ms : 'static,>(
        &self,
        event: Ev,
        func: F,
    ) -> seed::EventHandler<Ms>;

    fn mouse_ev<
        F: FnOnce(&mut T, web_sys::MouseEvent) -> () + 'static + Clone,
        Ms : 'static,
    >(
        &self,
        event: Ev,
        func: F,
    ) -> seed::EventHandler<Ms>;

  
    fn on_click<
        F: FnOnce(&mut T) -> () + 'static + Clone,
        Ms : 'static,
    >(
        &self,
        func: F,
    ) -> seed::EventHandler<Ms>;

        fn on_input<
        F: FnOnce(&mut T, String) -> () + 'static + Clone,
        Ms : 'static,
    >(
        &self,
        func: F,
    ) -> seed::EventHandler<Ms>;

}

impl<T> StateAccessEventHandlers<T> for StateAccess<T>
where
    T: 'static,
{
    fn input_ev<F: FnOnce(&mut T, String) -> () + 'static + Clone ,Ms : 'static,>(
        &self,
        event: Ev,
        func: F,
    ) -> seed::EventHandler<Ms> {
        let accessor = *self;
        input_ev(event, move |text| {
            accessor.update(|val| func(val, text));
        })
    }

    fn mouse_ev<
        F: FnOnce(&mut T, web_sys::MouseEvent) -> () + 'static + Clone,
     Ms : 'static,
    >(
        &self,
        event: Ev,
        func: F,
    ) -> seed::EventHandler<Ms> {
        let accessor = *self;
        mouse_ev(event, move |m_ev| {
            accessor.update(|val| func(val, m_ev));
    
        })
    }

        fn on_click<
        F: FnOnce(&mut T) -> () + 'static + Clone,
        Ms : 'static,
    >(
        &self,
        func: F,
    ) -> seed::EventHandler<Ms> {
        let accessor = *self;
        mouse_ev(Ev::Click, move |_| {
            accessor.update(|val| func(val));
    
        })
    }

        fn on_input<F: FnOnce(&mut T, String) -> () + 'static + Clone ,Ms : 'static,>(
            &self,
            func: F,
        ) -> seed::EventHandler<Ms> {
            let accessor = *self;
            input_ev(Ev::Input, move |text| {
                accessor.update(|val| func(val, text));
            })
        }


}