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use std::marker::PhantomData;
use peace_flow_model::FlowId;
use peace_params::ParamsSpecs;
use peace_profile_model::Profile;
use peace_resource_rt::{paths::ParamsSpecsFile, type_reg::untagged::TypeMapOpt};
use peace_rt_model_core::ParamsSpecsDeserializeError;
use crate::{Error, ParamsSpecsTypeReg, Storage};
/// Reads and writes [`ParamsSpecs`] to and from storage.
pub struct ParamsSpecsSerializer<E>(PhantomData<E>);
impl<E> ParamsSpecsSerializer<E>
where
E: std::error::Error + From<Error> + Send,
{
/// Serializes the [`ParamsSpecs`] of all [`Item`]s to disk.
///
/// # Parameters:
///
/// * `storage`: `Storage` to write to.
/// * `params_specs`: `ParamsSpecs` to serialize.
/// * `params_specs_file`: Path to save the serialized params_specs to.
///
/// [`Item`]: peace_cfg::Item
pub async fn serialize(
storage: &Storage,
params_specs: &ParamsSpecs,
params_specs_file: &ParamsSpecsFile,
) -> Result<(), E> {
storage
.serialized_write(
#[cfg(not(target_arch = "wasm32"))]
"ParamsSpecsSerializer::serialize".to_string(),
params_specs_file,
params_specs,
Error::ParamsSpecsSerialize,
)
.await?;
Ok(())
}
/// Returns the [`ParamsSpecs`] of all [`Item`]s if it exists on disk.
///
/// # Parameters:
///
/// * `storage`: `Storage` to read from.
/// * `params_specs_type_reg`: Type registry with functions to deserialize
/// each params spec.
/// * `params_specs_file`: `ParamsSpecsFile` to deserialize.
///
/// [`Item`]: peace_cfg::Item
pub async fn deserialize_opt(
profile: &Profile,
flow_id: &FlowId,
storage: &Storage,
params_specs_type_reg: &ParamsSpecsTypeReg,
params_specs_file: &ParamsSpecsFile,
) -> Result<Option<ParamsSpecs>, E> {
Self::deserialize_internal(
#[cfg(not(target_arch = "wasm32"))]
"ParamsSpecsSerializer::deserialize_opt".to_string(),
profile,
flow_id,
storage,
params_specs_type_reg,
params_specs_file,
)
.await
}
/// Returns the [`ParamsSpecs`] of all [`Item`]s if it exists on disk.
///
/// # Parameters:
///
/// * `storage`: `Storage` to read from.
/// * `params_specs_type_reg`: Type registry with functions to deserialize
/// each params spec.
/// * `params_specs_file`: `ParamsSpecsFile` to deserialize.
///
/// [`Item`]: peace_cfg::Item
#[cfg(not(target_arch = "wasm32"))]
async fn deserialize_internal(
thread_name: String,
profile: &Profile,
flow_id: &FlowId,
storage: &Storage,
params_specs_type_reg: &ParamsSpecsTypeReg,
params_specs_file: &ParamsSpecsFile,
) -> Result<Option<ParamsSpecs>, E> {
let params_specs_opt = storage
.serialized_typemap_read_opt(
thread_name,
params_specs_type_reg,
params_specs_file,
#[cfg_attr(coverage_nightly, coverage(off))]
|error| {
#[cfg(not(feature = "error_reporting"))]
{
Error::ParamsSpecsDeserialize(Box::new(ParamsSpecsDeserializeError {
profile: profile.clone(),
flow_id: flow_id.clone(),
error,
}))
}
#[cfg(feature = "error_reporting")]
{
use miette::NamedSource;
use yaml_error_context_hack::ErrorAndContext;
let file_contents = std::fs::read_to_string(params_specs_file).unwrap();
let ErrorAndContext {
error_span,
error_message,
context_span,
} = ErrorAndContext::new(&file_contents, &error);
let params_specs_file_source =
NamedSource::new(params_specs_file.to_string_lossy(), file_contents);
Error::ParamsSpecsDeserialize(Box::new(ParamsSpecsDeserializeError {
profile: profile.clone(),
flow_id: flow_id.clone(),
params_specs_file_source,
error_span,
error_message,
context_span,
error,
}))
}
},
)
.await
.map(|type_map_opt| {
type_map_opt
.map(TypeMapOpt::into_type_map)
.map(ParamsSpecs::from)
})?;
Ok(params_specs_opt)
}
/// Returns the [`ParamsSpecs`] of all [`Item`]s if it exists on disk.
///
/// # Parameters:
///
/// * `storage`: `Storage` to read from.
/// * `params_specs_type_reg`: Type registry with functions to deserialize
/// each params spec.
/// * `params_specs_file`: `ParamsSpecsFile` to deserialize.
///
/// [`Item`]: peace_cfg::Item
#[cfg(target_arch = "wasm32")]
async fn deserialize_internal(
profile: &Profile,
flow_id: &FlowId,
storage: &Storage,
params_specs_type_reg: &ParamsSpecsTypeReg,
params_specs_file: &ParamsSpecsFile,
) -> Result<Option<ParamsSpecs>, E> {
let params_specs_opt = storage
.serialized_typemap_read_opt(params_specs_type_reg, params_specs_file, |error| {
#[cfg(not(feature = "error_reporting"))]
{
Error::ParamsSpecsDeserialize(Box::new(ParamsSpecsDeserializeError {
profile: profile.clone(),
flow_id: flow_id.clone(),
error,
}))
}
#[cfg(feature = "error_reporting")]
{
use miette::NamedSource;
use yaml_error_context_hack::ErrorAndContext;
let file_contents = std::fs::read_to_string(params_specs_file).unwrap();
let ErrorAndContext {
error_span,
error_message,
context_span,
} = ErrorAndContext::new(&file_contents, &error);
let params_specs_file_source =
NamedSource::new(params_specs_file.to_string_lossy(), file_contents);
Error::ParamsSpecsDeserialize(Box::new(ParamsSpecsDeserializeError {
profile: profile.clone(),
flow_id: flow_id.clone(),
params_specs_file_source,
error_span,
error_message,
context_span,
error,
}))
}
})
.await
.map(|type_map_opt| {
type_map_opt
.map(TypeMapOpt::into_type_map)
.map(ParamsSpecs::from)
})?;
Ok(params_specs_opt)
}
}