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56 lines
1.2 KiB
Rust
56 lines
1.2 KiB
Rust
6 years ago
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use wasm_bindgen::prelude::*;
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// This prelude is the equivalent of the following imports:
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// use rebar::dom_types::{El, Style, Attrs, Tag, Event, Events, UpdateEl};
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// use rebar::vdom::App;
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use crate::prelude::*;
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// Model
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#[derive(Clone, Debug)] // todo
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struct Model {
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pub val: i32,
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}
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// Setup a default here, for initialization later.
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impl Default for Model {
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fn default() -> Self {
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Self {
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val: 0,
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}
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}
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}
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// Update
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enum Msg {
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Increment,
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}
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//fn update(msg: &Msg, model: Rc<Model>) -> Model {
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fn update(msg: &Msg, model: Rc<RefCell<Model>>) -> Model {
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// todo msg probably doesn't need to be a ref.
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// let model2 = model.clone(); // todo deal with this.
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match msg {
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&Msg::Increment => {
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// Model {clicks: model.clicks + 1, ..model.unwrap()}
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Model {clicks: model.borrow().clicks + 1, what_we_count: String::from("test")}
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},
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}
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}
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// View
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// Top-level component we pass to the virtual dom. Must accept the model as its only argument.
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fn comp(model: &Model) -> El<Msg> {
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!div[]]
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}
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#[wasm_bindgen]
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pub fn render() -> Result<(), JsValue> {
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let model = Model::default();
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let mut app = App::new(model, update, comp, "main");
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app.mount()
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}
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