async-graphql/src/types/external/bson.rs

75 lines
1.9 KiB
Rust

#[cfg(feature = "chrono")]
use bson::DateTime as UtcDateTime;
#[cfg(feature = "bson-uuid")]
use bson::Uuid;
use bson::{oid::ObjectId, Bson, Document};
#[cfg(feature = "chrono")]
use chrono::{DateTime, Utc};
use crate::{InputValueError, InputValueResult, Scalar, ScalarType, Value};
#[Scalar(internal)]
impl ScalarType for ObjectId {
fn parse(value: Value) -> InputValueResult<Self> {
match value {
Value::String(s) => Ok(ObjectId::parse_str(&s)?),
_ => Err(InputValueError::expected_type(value)),
}
}
fn to_value(&self) -> Value {
Value::String(self.to_string())
}
}
#[cfg(feature = "bson-uuid")]
#[Scalar(internal, name = "UUID")]
impl ScalarType for Uuid {
fn parse(value: Value) -> InputValueResult<Self> {
match value {
Value::String(s) => Ok(Uuid::parse_str(&s)?),
_ => Err(InputValueError::expected_type(value)),
}
}
fn to_value(&self) -> Value {
Value::String(self.to_string())
}
}
#[cfg(feature = "chrono")]
#[Scalar(internal, name = "DateTime")]
impl ScalarType for UtcDateTime {
fn parse(value: Value) -> InputValueResult<Self> {
<DateTime<Utc>>::parse(value)
.map_err(InputValueError::propagate)
.map(UtcDateTime::from_chrono)
}
fn to_value(&self) -> Value {
self.to_chrono().to_value()
}
}
#[Scalar(internal, name = "JSON")]
impl ScalarType for Bson {
fn parse(value: Value) -> InputValueResult<Self> {
bson::to_bson(&value).map_err(InputValueError::custom)
}
fn to_value(&self) -> Value {
bson::from_bson(self.clone()).unwrap_or_default()
}
}
#[Scalar(internal, name = "JSONObject")]
impl ScalarType for Document {
fn parse(value: Value) -> InputValueResult<Self> {
bson::to_document(&value).map_err(InputValueError::custom)
}
fn to_value(&self) -> Value {
bson::from_document(self.clone()).unwrap_or_default()
}
}