pub mod api;
#[cfg(feature = "cli")]
pub mod cli;
pub mod db;
pub mod states;
use std::collections::BTreeMap;
use api::MetaFederationApi;
use common::{MetaConsensusValue, MetaKey, MetaValue};
use db::DbKeyPrefix;
use fedimint_client::db::ClientMigrationFn;
use fedimint_client::module::init::{ClientModuleInit, ClientModuleInitArgs};
use fedimint_client::module::recovery::NoModuleBackup;
use fedimint_client::module::{ClientModule, IClientModule};
use fedimint_client::sm::Context;
use fedimint_core::api::DynModuleApi;
use fedimint_core::core::Decoder;
use fedimint_core::db::{DatabaseTransaction, DatabaseVersion};
use fedimint_core::module::{
ApiAuth, ApiVersion, ModuleCommon, ModuleInit, MultiApiVersion, TransactionItemAmount,
};
use fedimint_core::{apply, async_trait_maybe_send, Amount, PeerId};
pub use fedimint_meta_common as common;
use fedimint_meta_common::{MetaCommonInit, MetaModuleTypes};
use states::MetaStateMachine;
use strum::IntoEnumIterator;
#[derive(Debug)]
pub struct MetaClientModule {
module_api: DynModuleApi,
admin_auth: Option<ApiAuth>,
}
impl MetaClientModule {
fn admin_auth(&self) -> anyhow::Result<ApiAuth> {
self.admin_auth
.clone()
.ok_or_else(|| anyhow::format_err!("Admin auth not set"))
}
pub async fn submit(&self, key: MetaKey, value: MetaValue) -> anyhow::Result<()> {
self.module_api
.submit(key, value, self.admin_auth()?)
.await?;
Ok(())
}
pub async fn get_consensus_value(
&self,
key: MetaKey,
) -> anyhow::Result<Option<MetaConsensusValue>> {
Ok(self.module_api.get_consensus(key).await?)
}
pub async fn get_consensus_value_rev(&self, key: MetaKey) -> anyhow::Result<Option<u64>> {
Ok(self.module_api.get_consensus_rev(key).await?)
}
pub async fn get_submissions(
&self,
key: MetaKey,
) -> anyhow::Result<BTreeMap<PeerId, MetaValue>> {
Ok(self
.module_api
.get_submissions(key, self.admin_auth()?)
.await?)
}
}
#[derive(Debug, Clone)]
pub struct MetaClientContext {
pub meta_decoder: Decoder,
}
impl Context for MetaClientContext {}
#[apply(async_trait_maybe_send!)]
impl ClientModule for MetaClientModule {
type Init = MetaClientInit;
type Common = MetaModuleTypes;
type Backup = NoModuleBackup;
type ModuleStateMachineContext = MetaClientContext;
type States = MetaStateMachine;
fn context(&self) -> Self::ModuleStateMachineContext {
MetaClientContext {
meta_decoder: self.decoder(),
}
}
fn input_amount(
&self,
_input: &<Self::Common as ModuleCommon>::Input,
) -> Option<TransactionItemAmount> {
unreachable!()
}
fn output_amount(
&self,
_output: &<Self::Common as ModuleCommon>::Output,
) -> Option<TransactionItemAmount> {
unreachable!()
}
fn supports_being_primary(&self) -> bool {
false
}
async fn get_balance(&self, _dbtx: &mut DatabaseTransaction<'_>) -> Amount {
Amount::ZERO
}
#[cfg(feature = "cli")]
async fn handle_cli_command(
&self,
args: &[std::ffi::OsString],
) -> anyhow::Result<serde_json::Value> {
cli::handle_cli_command(self, args).await
}
}
#[derive(Debug, Clone)]
pub struct MetaClientInit;
#[apply(async_trait_maybe_send!)]
impl ModuleInit for MetaClientInit {
type Common = MetaCommonInit;
const DATABASE_VERSION: DatabaseVersion = DatabaseVersion(0);
async fn dump_database(
&self,
_dbtx: &mut DatabaseTransaction<'_>,
prefix_names: Vec<String>,
) -> Box<dyn Iterator<Item = (String, Box<dyn erased_serde::Serialize + Send>)> + '_> {
let items: BTreeMap<String, Box<dyn erased_serde::Serialize + Send>> = BTreeMap::new();
let filtered_prefixes = DbKeyPrefix::iter().filter(|f| {
prefix_names.is_empty() || prefix_names.contains(&f.to_string().to_lowercase())
});
#[allow(clippy::never_loop)]
for _table in filtered_prefixes {
match _table {}
}
Box::new(items.into_iter())
}
}
#[apply(async_trait_maybe_send!)]
impl ClientModuleInit for MetaClientInit {
type Module = MetaClientModule;
fn supported_api_versions(&self) -> MultiApiVersion {
MultiApiVersion::try_from_iter([ApiVersion { major: 0, minor: 0 }])
.expect("no version conflicts")
}
async fn init(&self, args: &ClientModuleInitArgs<Self>) -> anyhow::Result<Self::Module> {
Ok(MetaClientModule {
module_api: args.module_api().clone(),
admin_auth: args.admin_auth().cloned(),
})
}
fn get_database_migrations(&self) -> BTreeMap<DatabaseVersion, ClientMigrationFn> {
BTreeMap::new()
}
}