// Do not edit. This file is generated.
// MoonBit type: ElementInternals
// Specifications: html.idl

///|
/// [ElementInternals](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals)
#external
pub type ElementInternals

///|
pub impl TJsValue for ElementInternals with to_js(self : ElementInternals) -> JsValue = "%identity"

///|
pub impl FromJsAny for ElementInternals with from_js_any(value : JsAny) -> ElementInternals = "%identity"

///|
/// Unchecked downcast — no runtime type check is performed.
/// Prefer `try_into()` for checked downcasts.
#deprecated("Use unsafe_into or try_into instead")
pub fn[T : TElementInternals] ElementInternals::into(
  self : ElementInternals,
) -> T = "%identity"

///|
/// Unchecked downcast — no runtime type check is performed.
/// WARNING: If the underlying JS value is not of type T, this will silently
/// produce a value with incorrect type, leading to undefined behavior.
pub fn[T : TElementInternals] ElementInternals::unsafe_into(
  self : ElementInternals,
) -> T = "%identity"

///|
pub impl HasConstructor for ElementInternals with constructor_name() {
  "ElementInternals"
}

///|
/// Checked downcast — returns None if the JS value is not an instance of T.
pub fn[T : TElementInternals + HasConstructor] ElementInternals::try_into(
  self : ElementInternals,
) -> T? {
  if js_instanceof(TJsValue::to_js(self), T::constructor_name()) {
    Some(self.unsafe_into())
  } else {
    None
  }
}

///|
pub impl TElementInternals for ElementInternals

///|
pub(open) trait TElementInternalsSetFormValueValue: TJsValue {}

///|
pub impl TElementInternalsSetFormValueValue for File

///|
pub impl TElementInternalsSetFormValueValue for String

///|
pub impl TElementInternalsSetFormValueValue for FormData

///|
pub(open) trait TElementInternalsSetFormValueState: TJsValue {}

///|
pub impl TElementInternalsSetFormValueState for File

///|
pub impl TElementInternalsSetFormValueState for String

///|
pub impl TElementInternalsSetFormValueState for FormData

///|
/// [ElementInternals](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals) interface.
pub trait TElementInternals: TJsValue {
  shadow_root(self : Self) -> ShadowRoot = _
  set_form_value(
    self : Self,
    value : &TElementInternalsSetFormValueValue,
    state? : &TElementInternalsSetFormValueState,
  ) -> Unit = _
  form(self : Self) -> HTMLFormElement = _
  set_validity(
    self : Self,
    flags? : ValidityStateFlags,
    message? : String,
    anchor? : &THTMLElement,
  ) -> Unit = _
  will_validate(self : Self) -> Bool = _
  validity(self : Self) -> ValidityState = _
  validation_message(self : Self) -> String = _
  check_validity(self : Self) -> Bool = _
  report_validity(self : Self) -> Bool = _
  labels(self : Self) -> NodeList = _
  states(self : Self) -> CustomStateSet = _
}

///|
/// [ElementInternals.shadowRoot](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/shadowRoot)
impl TElementInternals with shadow_root(self : Self) -> ShadowRoot {
  element_internals_shadow_root_ffi(TJsValue::to_js(self))
}

///|
/// [ElementInternals.setFormValue](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/setFormValue)
impl TElementInternals with set_form_value(
  self : Self,
  value : &TElementInternalsSetFormValueValue,
  state? : &TElementInternalsSetFormValueState,
) -> Unit {
  element_internals_set_form_value_ffi(
    TJsValue::to_js(self),
    value.to_js(),
    match state {
      Some(v) => v.to_js()
      None => JsValue::undefined()
    },
  )
}

///|
/// [ElementInternals.form](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/form)
impl TElementInternals with form(self : Self) -> HTMLFormElement {
  element_internals_form_ffi(TJsValue::to_js(self))
}

///|
/// [ElementInternals.setValidity](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/setValidity)
impl TElementInternals with set_validity(
  self : Self,
  flags? : ValidityStateFlags,
  message? : String,
  anchor? : &THTMLElement,
) -> Unit {
  element_internals_set_validity_ffi(
    TJsValue::to_js(self),
    opt_to_js(flags),
    opt_to_js(message),
    opt_to_js(anchor),
  )
}

///|
/// [ElementInternals.willValidate](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/willValidate)
impl TElementInternals with will_validate(self : Self) -> Bool {
  element_internals_will_validate_ffi(TJsValue::to_js(self))
}

///|
/// [ElementInternals.validity](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/validity)
impl TElementInternals with validity(self : Self) -> ValidityState {
  element_internals_validity_ffi(TJsValue::to_js(self))
}

///|
/// [ElementInternals.validationMessage](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/validationMessage)
impl TElementInternals with validation_message(self : Self) -> String {
  element_internals_validation_message_ffi(TJsValue::to_js(self))
}

///|
/// [ElementInternals.checkValidity](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/checkValidity)
impl TElementInternals with check_validity(self : Self) -> Bool {
  element_internals_check_validity_ffi(TJsValue::to_js(self))
}

///|
/// [ElementInternals.reportValidity](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/reportValidity)
impl TElementInternals with report_validity(self : Self) -> Bool {
  element_internals_report_validity_ffi(TJsValue::to_js(self))
}

///|
/// [ElementInternals.labels](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/labels)
impl TElementInternals with labels(self : Self) -> NodeList {
  element_internals_labels_ffi(TJsValue::to_js(self))
}

///|
/// [ElementInternals.states](https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/states)
impl TElementInternals with states(self : Self) -> CustomStateSet {
  element_internals_states_ffi(TJsValue::to_js(self))
}

///|
#cfg(target="js")
extern "js" fn element_internals_shadow_root_ffi_js(obj : JsValue) -> JsValue = "(obj) => obj.shadowRoot"

///|
#cfg(target="js")
fn element_internals_shadow_root_ffi(obj : JsValue) -> ShadowRoot {
  element_internals_shadow_root_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="js")
extern "js" fn element_internals_set_form_value_ffi(
  obj : JsValue,
  value : JsValue,
  state : JsValue,
) -> Unit = "(obj, value, state) => obj.setFormValue(value, state)"

///|
#cfg(target="js")
extern "js" fn element_internals_form_ffi_js(obj : JsValue) -> JsValue = "(obj) => obj.form"

///|
#cfg(target="js")
fn element_internals_form_ffi(obj : JsValue) -> HTMLFormElement {
  element_internals_form_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="js")
extern "js" fn element_internals_set_validity_ffi(
  obj : JsValue,
  flags : JsValue,
  message : JsValue,
  anchor : JsValue,
) -> Unit = "(obj, flags, message, anchor) => obj.setValidity(flags, message, anchor)"

///|
#cfg(target="js")
extern "js" fn element_internals_will_validate_ffi_js(obj : JsValue) -> JsValue = "(obj) => obj.willValidate"

///|
#cfg(target="js")
fn element_internals_will_validate_ffi(obj : JsValue) -> Bool {
  element_internals_will_validate_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="js")
extern "js" fn element_internals_validity_ffi_js(obj : JsValue) -> JsValue = "(obj) => obj.validity"

///|
#cfg(target="js")
fn element_internals_validity_ffi(obj : JsValue) -> ValidityState {
  element_internals_validity_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="js")
extern "js" fn element_internals_validation_message_ffi_js(
  obj : JsValue,
) -> JsValue = "(obj) => obj.validationMessage"

///|
#cfg(target="js")
fn element_internals_validation_message_ffi(obj : JsValue) -> String {
  element_internals_validation_message_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="js")
extern "js" fn element_internals_check_validity_ffi_js(
  obj : JsValue,
) -> JsValue = "(obj) => obj.checkValidity()"

///|
#cfg(target="js")
fn element_internals_check_validity_ffi(obj : JsValue) -> Bool {
  element_internals_check_validity_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="js")
extern "js" fn element_internals_report_validity_ffi_js(
  obj : JsValue,
) -> JsValue = "(obj) => obj.reportValidity()"

///|
#cfg(target="js")
fn element_internals_report_validity_ffi(obj : JsValue) -> Bool {
  element_internals_report_validity_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="js")
extern "js" fn element_internals_labels_ffi_js(obj : JsValue) -> JsValue = "(obj) => obj.labels"

///|
#cfg(target="js")
fn element_internals_labels_ffi(obj : JsValue) -> NodeList {
  element_internals_labels_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="js")
extern "js" fn element_internals_states_ffi_js(obj : JsValue) -> JsValue = "(obj) => obj.states"

///|
#cfg(target="js")
fn element_internals_states_ffi(obj : JsValue) -> CustomStateSet {
  element_internals_states_ffi_js(obj).unsafe_cast()
}

///|
#cfg(target="wasm-gc")
fn element_internals_shadow_root_ffi(obj : JsValue) -> ShadowRoot = "webapi_ElementInternals" "get_shadowRoot"

///|
#cfg(target="wasm-gc")
fn element_internals_set_form_value_ffi(
  obj : JsValue,
  value : JsValue,
  state : JsValue,
) -> Unit = "webapi_ElementInternals" "setFormValue"

///|
#cfg(target="wasm-gc")
fn element_internals_form_ffi(obj : JsValue) -> HTMLFormElement = "webapi_ElementInternals" "get_form"

///|
#cfg(target="wasm-gc")
fn element_internals_set_validity_ffi(
  obj : JsValue,
  flags : JsValue,
  message : JsValue,
  anchor : JsValue,
) -> Unit = "webapi_ElementInternals" "setValidity"

///|
#cfg(target="wasm-gc")
fn element_internals_will_validate_ffi(obj : JsValue) -> Bool = "webapi_ElementInternals" "get_willValidate"

///|
#cfg(target="wasm-gc")
fn element_internals_validity_ffi(obj : JsValue) -> ValidityState = "webapi_ElementInternals" "get_validity"

///|
#cfg(target="wasm-gc")
fn element_internals_validation_message_ffi_wasm(obj : JsValue) -> JsValue = "webapi_ElementInternals" "get_validationMessage"

///|
#cfg(target="wasm-gc")
fn element_internals_validation_message_ffi(obj : JsValue) -> String {
  jsvalue_to_string(element_internals_validation_message_ffi_wasm(obj))
}

///|
#cfg(target="wasm-gc")
fn element_internals_check_validity_ffi(obj : JsValue) -> Bool = "webapi_ElementInternals" "checkValidity"

///|
#cfg(target="wasm-gc")
fn element_internals_report_validity_ffi(obj : JsValue) -> Bool = "webapi_ElementInternals" "reportValidity"

///|
#cfg(target="wasm-gc")
fn element_internals_labels_ffi(obj : JsValue) -> NodeList = "webapi_ElementInternals" "get_labels"

///|
#cfg(target="wasm-gc")
fn element_internals_states_ffi(obj : JsValue) -> CustomStateSet = "webapi_ElementInternals" "get_states"