ulid als scalar hinzugefügt

src/scalar.rs

@@ -1,3 +1,4 @@
+use async_graphql::*;
 /// It is easier to track each type alias if this file is located on the top-level directory (here)
 /// than in each domain. Also, separating them will create a lot of duplicate code.
 use uuid::Uuid;
@@ -9,7 +10,95 @@ pub type Time = chrono::DateTime<chrono::Utc>;
 /// When expected as an input type, any string (such as "4") or integer (such as 4) input value will be accepted as an ID.
 pub type Id = Uuid;
 
-/// ödsklfjsdf
-/// debug_assert_eq!(ödsklfjsdfasdfas
-/// ödsklfjsdfasdfasdfsa,
-pub type Ulid = String;
+// pub type Ulid = String;
+
+// pub type Ulid = ulid::Ulid;
+
+// #[derive(Clone, Copy, Eq, PartialEq)]
+// pub struct Ulid(pub ulid::Ulid);
+//
+// /// The ULID scalar type represents a Universally Unique Lexicographically Sortable Identifier as defined by the ULID specification.
+// /// ULIDs are 26-character strings that are URL-safe, case-insensitive, and lexicographically sortable,
+// /// making them ideal for distributed systems requiring time-ordered unique identifiers.
+// #[Scalar]
+// impl ScalarType for Ulid {
+//     fn parse(value: Value) -> InputValueResult<Self> {
+//         match value {
+//             Value::String(s) => {
+//                 let ulid = ulid::Ulid::from_string(&s).map_err(InputValueError::custom)?;
+//                 Ok(Ulid(ulid))
+//             }
+//             _ => Err(InputValueError::expected_type(value)),
+//         }
+//     }
+//
+//     fn to_value(&self) -> Value {
+//         Value::String(self.0.to_string())
+//     }
+// }
+//
+// impl fmt::Display for Ulid {
+//     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+//         write!(f, "{}", self.0) // delegiert an Ulid::to_string()
+//     }
+// }
+//
+//
+//
+use sqlx::{
+    postgres::{PgArgumentBuffer, PgHasArrayType, PgTypeInfo, PgValueRef},
+    Decode, Encode, Postgres, Type,
+};
+
+// #[derive(sqlx::Type)]
+// #[sqlx(type_name = "ULID")]
+// #[sqlx(no_pg_array)]
+#[derive(Clone, Copy, PartialEq, Eq)]
+pub struct Ulid(pub ulid::Ulid);
+
+#[Scalar]
+impl ScalarType for Ulid {
+    fn parse(value: Value) -> InputValueResult<Self> {
+        match value {
+            Value::String(s) => {
+                let ulid = ulid::Ulid::from_string(&s).map_err(InputValueError::custom)?;
+                Ok(Ulid(ulid))
+            }
+            _ => Err(InputValueError::expected_type(value)),
+        }
+    }
+
+    fn to_value(&self) -> Value {
+        Value::String(self.0.to_string())
+    }
+}
+
+impl Type<Postgres> for Ulid {
+    fn type_info() -> PgTypeInfo {
+        PgTypeInfo::with_name("ULID")
+    }
+    fn compatible(ty: &PgTypeInfo) -> bool {
+        <String as Type<Postgres>>::compatible(ty)
+    }
+}
+impl<'r> Decode<'r, Postgres> for Ulid {
+    fn decode(value: PgValueRef<'r>) -> Result<Self, Box<dyn std::error::Error + Send + Sync>> {
+        let s = <String as Decode<Postgres>>::decode(value)?;
+
+        Ok(Ulid(ulid::Ulid::from_string(s.trim())?))
+    }
+}
+
+impl<'q> Encode<'q, Postgres> for Ulid {
+    fn encode_by_ref(
+        &self,
+        buf: &mut PgArgumentBuffer,
+    ) -> Result<sqlx::encode::IsNull, Box<dyn std::error::Error + Send + Sync>> {
+        <String as Encode<Postgres>>::encode(self.0.to_string(), buf)
+    }
+}
+impl PgHasArrayType for Ulid {
+    fn array_type_info() -> PgTypeInfo {
+        PgTypeInfo::with_name("_ULID")
+    }
+}