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/*
* Copyright 2021 Fluence Labs Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
use air_interpreter_sede::define_simple_representation;
use air_interpreter_sede::derive_serialized_type;
use air_interpreter_sede::MsgPackMultiformat;
use air_interpreter_sede::Representation;
use serde::Deserialize;
use serde::Serialize;
use serde_json::Value as JValue;
use std::collections::HashMap;
/// This is a map from a String to a service result for compatibility with JavaScript.
/// Binary format implementations like `rmp-serde` do not convert keys from strings, unlike `serde_json`.
pub type CallResults = HashMap<String, CallServiceResult>;
pub const CALL_SERVICE_SUCCESS: i32 = 0;
pub type CallResultsFormat = MsgPackMultiformat;
derive_serialized_type!(SerializedCallResults);
define_simple_representation! {
CallResultsRepr,
CallResults,
CallResultsFormat,
SerializedCallResults
}
pub type CallResultsDeserializeError = <CallResultsRepr as Representation>::DeserializeError;
pub type CallResultsSerializeError = <CallResultsRepr as Representation>::SerializeError;
/// Represents an executed host function result.
#[derive(Debug, Default, Clone, Serialize, Deserialize)]
pub struct CallServiceResult {
/// A error code service or builtin returned, where CALL_SERVICE_SUCCESS represents success.
pub ret_code: i32,
/// Resulted JValue serialized to a string. It's impossible to wrap it with the marine macro,
/// inasmuch as it's a enum uses HashMap inside.
pub result: String,
}
impl CallServiceResult {
pub fn ok(result: &JValue) -> Self {
Self {
ret_code: CALL_SERVICE_SUCCESS,
// for compatiblity with JavaScript with binary formats, string IDs are used
result: result.to_string(),
}
}
pub fn err(err_code: i32, result: &JValue) -> Self {
Self {
ret_code: err_code,
result: result.to_string(),
}
}
}
use std::fmt;
impl fmt::Display for CallServiceResult {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "ret_code: {}, result: '{}'", self.ret_code, self.result)
}
}