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use std::{
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ffi::{CStr, CString},
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str::FromStr,
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};
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use giterated_models::object::GiteratedObject;
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use crate::{
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result::{FfiError, FfiResult},
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value_ex::FfiValueUntyped,
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FfiSlice, FfiSliceRef, FfiValueRef,
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};
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use super::{ObjectABI, VTable};
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#[repr(C)]
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pub struct Object {
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inner: FfiValueUntyped,
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vtable: &'static VTable<Object>,
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}
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impl Object {
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pub fn home_uri(&self) -> String {
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todo!()
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}
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pub unsafe fn cast<T: GiteratedObject>(self) -> T {
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todo!()
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}
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}
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impl<O: IntoObjectVTable> From<O> for Object {
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fn from(value: O) -> Self {
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todo!()
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}
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}
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impl ToString for Object {
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fn to_string(&self) -> String {
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todo!()
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}
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}
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impl FromStr for Object {
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type Err = FfiError;
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fn from_str(s: &str) -> Result<Self, Self::Err> {
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todo!()
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}
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}
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impl ObjectABI for Object {
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type VTable = ObjectVTable;
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}
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pub struct ObjectVTable {
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pub object_kind: unsafe extern "C" fn() -> &'static str,
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pub to_str: unsafe extern "C" fn(this: FfiValueRef<Object>) -> FfiSlice<str>,
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pub from_str: unsafe extern "C" fn(from: FfiSliceRef<str>) -> FfiResult<Object, FfiError>,
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pub home_uri: unsafe extern "C" fn(this: FfiValueRef<Object>) -> FfiSlice<str>,
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}
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impl ObjectVTable {
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pub const fn new<O: IntoObjectVTable>() -> Self {
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Self {
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object_kind: O::object_kind,
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to_str: O::to_str,
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from_str: O::from_str,
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home_uri: O::home_uri,
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}
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}
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}
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pub trait IntoObjectVTable: Sized {
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const VTABLE: &'static VTable<Object> = VTable::new(&ObjectVTable::new::<Self>());
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unsafe extern "C" fn object_kind() -> &'static str;
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unsafe extern "C" fn to_str(this: FfiValueRef<Object>) -> FfiSlice<str>;
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unsafe extern "C" fn from_str(from: FfiSliceRef<str>) -> FfiResult<Object, FfiError>;
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unsafe extern "C" fn home_uri(this: FfiValueRef<Object>) -> FfiSlice<str>;
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}
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