golem-cli 1.3.1

Command line interface for Golem.
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// Copyright 2024-2025 Golem Cloud
//
// Licensed under the Golem Source License v1.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://license.golem.cloud/LICENSE
//
// 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 crate::model::component::{function_result_types, Component};
use crate::model::text::fmt::log_error;
use crate::model::wave::type_wave_compatible;
use crate::model::IdempotencyKey;
use anyhow::{anyhow, bail};
use golem_client::model::InvokeResult;
use golem_wasm_rpc::{print_value_and_type, ValueAndType};
use serde::{Deserialize, Serialize};

#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct InvokeResultView {
    pub idempotency_key: String,
    #[serde(skip_serializing_if = "Option::is_none", default)]
    pub result_json: Option<ValueAndType>,
    #[serde(skip_serializing_if = "Option::is_none", default)]
    pub result_wave: Option<Vec<String>>,
}

impl InvokeResultView {
    pub fn new_invoke(
        idempotency_key: IdempotencyKey,
        result: InvokeResult,
        component: &Component,
        function: &str,
    ) -> Self {
        let wave = match Self::try_parse_wave(&result.result, component, function) {
            Ok(wave) => Some(wave),
            Err(err) => {
                log_error(format!("{err}"));
                None
            }
        };

        Self {
            idempotency_key: idempotency_key.0,
            result_json: result.result,
            result_wave: wave,
        }
    }

    pub fn new_trigger(idempotency_key: IdempotencyKey) -> Self {
        Self {
            idempotency_key: idempotency_key.0,
            result_json: None,
            result_wave: None,
        }
    }

    fn try_parse_wave(
        result: &Option<ValueAndType>,
        component: &Component,
        function: &str,
    ) -> anyhow::Result<Vec<String>> {
        let results: Vec<_> = result.iter().cloned().collect();
        let result_types = function_result_types(component, function)?;

        if results.len() != result_types.len() {
            bail!("Unexpected number of results.".to_string());
        }

        if !result_types.iter().all(|typ| type_wave_compatible(typ)) {
            bail!("Result type is not supported by wave".to_string(),);
        }

        let wave = results
            .into_iter()
            .map(Self::try_wave_format)
            .collect::<Result<Vec<_>, _>>()?;

        Ok(wave)
    }

    fn try_wave_format(parsed: ValueAndType) -> anyhow::Result<String> {
        match print_value_and_type(&parsed) {
            Ok(res) => Ok(res),
            Err(err) => Err(anyhow!("Failed to format parsed value as wave: {err}")),
        }
    }
}