pub fn get_wasm_status() -> JsValue {

    let status = WasmStatus {

        loaded: true,

        version: env!("CARGO_PKG_VERSION").to_string(),

        message: "WASM module loaded successfully".to_string(),

    };

    serde_wasm_bindgen::to_value(&status).unwrap()

}

pub fn main() {

    console_error_panic_hook::set_once();

    register_global_functions();

    htmx::setup_htmx_validation();

    setup_htmx_listener();

    let Some(document) = web_sys::window().and_then(|w| w.document()) else {

        return;

    if document.ready_state() == "loading" {

        let callback = wasm_bindgen::closure::Closure::wrap(Box::new(|| {

            autocomplete::init_all();

            init_transaction_form();

        }) as Box<dyn Fn()>);

        let _ = document.add_event_listener_with_callback(

            "DOMContentLoaded",

            callback.as_ref().unchecked_ref(),

        );

        callback.forget();

    } else {

        autocomplete::init_all();

        init_transaction_form();

    }

}

fn register_global_functions() {

    let Some(window) = web_sys::window() else {

        return;

    let get_split_count = Closure::wrap(Box::new(get_split_count) as Box<dyn Fn() -> u32>);

    let _ = js_sys::Reflect::set(

        &window,

        &"getSplitCount".into(),

        get_split_count.as_ref().unchecked_ref(),

    );

    get_split_count.forget();

    let add_split_tag = Closure::wrap(Box::new(|el: web_sys::HtmlElement| {

        add_split_tag(&el);

    }) as Box<dyn Fn(web_sys::HtmlElement)>);

    let _ = js_sys::Reflect::set(

        &window,

        &"addSplitTag".into(),

        add_split_tag.as_ref().unchecked_ref(),

    );

    add_split_tag.forget();

    let remove_split_tag = Closure::wrap(Box::new(|el: web_sys::HtmlElement| {

        remove_split_tag(&el);

    }) as Box<dyn Fn(web_sys::HtmlElement)>);

    let _ = js_sys::Reflect::set(

        &window,

        &"removeSplitTag".into(),

        remove_split_tag.as_ref().unchecked_ref(),

    );

    remove_split_tag.forget();

}

fn init_transaction_form() {

    let Some(document) = web_sys::window().and_then(|w| w.document()) else {

        return;

    let is_transaction_page = document

        .query_selector("#splits-container")

        .ok()

        .flatten()

        .is_some();

    if is_transaction_page {

        transaction::setup_field_validation();

        transaction::setup_form_submit_handler();

        transaction::setup_split_handlers();

        transaction::initialize_transaction_form();

    }

}

fn setup_htmx_listener() {

    let Some(document) = web_sys::window().and_then(|w| w.document()) else {

        return;

    let callback = Closure::wrap(Box::new(|_: web_sys::Event| {

        autocomplete::init_all();

    }) as Box<dyn FnMut(_)>);

    let _ = document

        .add_event_listener_with_callback("htmx:afterSwap", callback.as_ref().unchecked_ref());

    callback.forget();

}