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use super::Cid;
use serde::{de, Deserialize, Deserializer, Serialize, Serializer};
#[derive(Deserialize, Serialize, Clone, Debug)]
#[serde(transparent)]
pub struct CidJson(#[serde(with = "self")] pub Cid);
#[derive(Serialize)]
#[serde(transparent)]
pub struct CidJsonRef<'a>(#[serde(with = "self")] pub &'a Cid);
impl From<CidJson> for Cid {
fn from(wrapper: CidJson) -> Self {
wrapper.0
}
}
pub fn serialize<S>(c: &Cid, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
CidMap { cid: c.to_string() }.serialize(serializer)
}
pub fn deserialize<'de, D>(deserializer: D) -> Result<Cid, D::Error>
where
D: Deserializer<'de>,
{
let CidMap { cid } = Deserialize::deserialize(deserializer)?;
cid.parse().map_err(de::Error::custom)
}
#[derive(Serialize, Deserialize)]
struct CidMap {
#[serde(rename = "/")]
cid: String,
}
pub mod vec {
use super::*;
use forest_json_utils::GoVecVisitor;
use serde::ser::SerializeSeq;
#[derive(Deserialize, Serialize)]
#[serde(transparent)]
pub struct CidJsonVec(#[serde(with = "self")] pub Vec<Cid>);
#[derive(Serialize)]
#[serde(transparent)]
pub struct CidJsonSlice<'a>(#[serde(with = "self")] pub &'a [Cid]);
pub fn serialize<S>(m: &[Cid], serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let mut seq = serializer.serialize_seq(Some(m.len()))?;
for e in m {
seq.serialize_element(&CidJsonRef(e))?;
}
seq.end()
}
pub fn deserialize<'de, D>(deserializer: D) -> Result<Vec<Cid>, D::Error>
where
D: Deserializer<'de>,
{
deserializer.deserialize_any(GoVecVisitor::<Cid, CidJson>::new())
}
}
pub mod opt {
use super::{Cid, CidJson, CidJsonRef};
use serde::{self, Deserialize, Deserializer, Serialize, Serializer};
pub fn serialize<S>(v: &Option<Cid>, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
v.as_ref().map(|s| CidJsonRef(s)).serialize(serializer)
}
pub fn deserialize<'de, D>(deserializer: D) -> Result<Option<Cid>, D::Error>
where
D: Deserializer<'de>,
{
let s: Option<CidJson> = Deserialize::deserialize(deserializer)?;
Ok(s.map(|v| v.0))
}
}