rust-fel 0.1.2

use crate::element::Element;
use std::fmt;

/// A type commonly used for construction of a [wasm-bindgen Closure](https://docs.rs/wasm-bindgen/0.2.67/wasm_bindgen/closure/struct.Closure.html) for use with [DOM Element Event Handlers](https://developer.mozilla.org/en-US/docs/Web/Guide/Events/Event_handlers).
/// # Examples
/// In this example ```&self``` is a [tuple struct](https://doc.rust-lang.org/1.9.0/book/structs.html#tuple-structs) which implements [rust_fel::Component](../rust_fel/trait.Component.html)
///```ignore
///fn render(&self) -> rust_fel::Element {
///  let borrow = self.0.borrow_mut();
///  let state = borrow.state.clone();
///  let mut new_clone = self.clone();
///
///  let (theme_onclick, theme_class) = match state.action {
///      Actions::LightMode => (
///          Box::new(move || new_clone.reduce_state(Actions::LightMode))
///              as rust_fel::ClosureProp,
///          "Light-Mode".to_owned(),
///      ),
///      Actions::DarkMode => (
///          Box::new(move || new_clone.reduce_state(Actions::DarkMode))
///              as rust_fel::ClosureProp,
///          "Dark-Mode".to_owned(),
///      ),
///      _ => (Box::new(|| ()) as rust_fel::ClosureProp, "".to_owned()),
///  };
///
///  rust_fel::Element::new(
///    "main".to_owned(),
///     rust_fel::Props {
///       id: Some(borrow.id.clone()),
///       onclick: Some(theme_onclick),
///       class_name: Some(format!("main {}", theme_class)),
///       ..Default::default()
///       },
///   )
/// }
///```
pub type ClosureProp = Box<dyn FnMut()>;

/// A [struct](https://doc.rust-lang.org/std/keyword.struct.html) holding attributes for a Virtual [DOM](https://developer.mozilla.org/en-US/docs/Web/API/Document_Object_Model/Introduction) [rust_fel::Element](../rust_fel/struct.Element.html).  
/// ```Elements``` can have ```children``` stored inside a [std::vec::Vec](https://doc.rust-lang.org/std/vec/struct.Vec.html).
pub struct Props {
    pub children: Option<Vec<Element>>,
    pub text: Option<String>,
    pub on_click: Option<ClosureProp>,
    pub mouse: Option<ClosureProp>,
    pub class_name: Option<String>,
    pub id: Option<String>,
    pub href: Option<String>,
    pub src: Option<String>,
    pub type_attr: Option<String>,
    pub role: Option<String>,
    pub data_cy: Option<String>,
}

impl fmt::Debug for Props {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(
            f,
            "{:#?} props.children, {:#?} props.text,  {:#?} props.class_name {:#?} props.id",
            self.children, self.text, self.class_name, self.id
        )
    }
}

impl Default for Props {
    fn default() -> Self {
        Props {
            children: None,
            text: None,
            on_click: None,
            class_name: None,
            id: None,
            mouse: None,
            href: None,
            src: None,
            type_attr: None,
            role: None,
            data_cy: None,
        }
    }
}