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use std::{mem::forget, sync::OnceLock};
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use giterated_models::{
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error::OperationError,
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instance::Instance,
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object::{ObjectRequest, ObjectRequestError, ObjectResponse},
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user::{DisplayName, User},
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};
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use giterated_plugin::{
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handle::PluginInitializationState,
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new_stack::{FFIPluginMeta, PluginState},
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vtable::{HostVTable, InitializationVTable},
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};
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use giterated_plugin_sys::PluginStackBuilder;
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use tracing::{info, trace_span, Level};
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static INIT_VTABLE: OnceLock<InitializationVTable> = OnceLock::new();
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#[no_mangle]
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pub extern "C" fn plugin_meta() -> FFIPluginMeta {
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const PLUGIN_NAME: &str = "Example Plugin";
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const PLUGIN_VERSION: &str = "1.0.0";
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FFIPluginMeta {
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name: PLUGIN_NAME.as_ptr(),
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name_len: PLUGIN_NAME.len(),
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version: PLUGIN_VERSION.as_ptr(),
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version_len: PLUGIN_VERSION.len(),
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}
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}
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#[no_mangle]
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pub extern "C" fn load_host_vtable(_vtable: &HostVTable) {
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println!("Loading vtable");
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}
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#[no_mangle]
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pub extern "C" fn load_initialization_vtable(init_vtable: &InitializationVTable) {
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INIT_VTABLE.set(*init_vtable).unwrap();
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println!("Loaded initialization vtable");
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}
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#[no_mangle]
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pub extern "C" fn initialize() -> PluginState {
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tracing_subscriber::fmt()
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.pretty()
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.with_thread_names(true)
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.with_max_level(Level::TRACE)
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.init();
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println!("Building runtime");
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let runtime = tokio::runtime::Builder::new_multi_thread()
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.enable_all()
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.build()
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.unwrap();
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let _guard = runtime.enter();
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forget(_guard);
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PluginState {
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inner: Box::into_raw(Box::new(())),
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}
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}
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#[no_mangle]
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pub extern "C" fn initialize_registration(
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state: *mut PluginInitializationState,
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) -> *mut PluginInitializationState {
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let _guard: tracing::span::EnteredSpan = trace_span!("initialize_registration").entered();
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let init_vtable = INIT_VTABLE.get().unwrap();
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let mut builder = PluginStackBuilder::new((), state, init_vtable);
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builder.object::<Instance>().object::<User>();
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builder.operation(handler);
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builder.value(value_getter);
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builder.setting_getter(setting_getter);
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state
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}
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async fn handler(
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_state: (),
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object: Instance,
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operation: ObjectRequest,
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) -> Result<ObjectResponse, OperationError<ObjectRequestError>> {
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info!("handling operation!");
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info!("Try get object {} from instance {}", operation.0, object);
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Ok(ObjectResponse(operation.0))
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}
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async fn value_getter(
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_state: (),
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_object: User,
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) -> Result<DisplayName, OperationError<anyhow::Error>> {
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info!("OwO, value gotten!");
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Ok(DisplayName(String::from("heya!")))
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}
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async fn setting_getter(
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_state: (),
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_object: User,
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) -> Result<DisplayName, OperationError<anyhow::Error>> {
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info!("OwO, setting gotten!");
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Ok(DisplayName(String::from("heya! (but from a setting)")))
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}
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