reifydb-flow 0.9.0

Flow execution substrate: the flow transaction/state layer and the operator contract
Documentation 
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// SPDX-License-Identifier: Apache-2.0
// Copyright (c) 2026 ReifyDB

use postcard::from_bytes;
use reifydb_core::interface::catalog::dictionary::Dictionary;
use reifydb_value::{
	Result,
	value::{
		Value,
		dictionary::{DictionaryEntryId, DictionaryId},
	},
};
use tracing::instrument;

use crate::transaction::FlowTransaction;

pub trait DictionaryExtension: FlowTransaction {
	fn find_dictionary(&self, id: DictionaryId) -> Option<Dictionary> {
		self.catalog().cache().find_dictionary(id)
	}

	fn find_dictionary_by_name(&self, name: &str) -> Option<Dictionary> {
		let version = self.version();
		let (namespace_name, dictionary_name) = name.rsplit_once("::")?;
		let namespace = self.catalog().cache().find_namespace_by_name_at(namespace_name, version)?;
		self.catalog().cache().find_dictionary_by_name_at(namespace.id(), dictionary_name, version)
	}

	#[instrument(name = "flow::dictionary::find", level = "trace", skip(self, dictionary, value), fields(dictionary_id = dictionary.id.0))]
	fn find_in_dictionary(&mut self, dictionary: &Dictionary, value: &Value) -> Result<Option<DictionaryEntryId>> {
		self.dictionary_allocators().find(dictionary, value)
	}

	#[instrument(name = "flow::dictionary::resolve", level = "trace", skip(self, dictionary, id), fields(dictionary_id = dictionary.id.0))]
	fn get_from_dictionary(&mut self, dictionary: &Dictionary, id: DictionaryEntryId) -> Result<Option<Value>> {
		match self.dictionary_allocators().get(dictionary, id.to_u128())? {
			Some(bytes) => Ok(Some(from_bytes(&bytes).expect("failed to deserialize dictionary value"))),
			None => Ok(None),
		}
	}
}

impl<T: FlowTransaction> DictionaryExtension for T {}