feat(metagen/client): Add file upload support

src/common/src/typegraph/validator/mod.rs

@@ -16,7 +16,7 @@ use super::visitor::{
 pub fn validate_typegraph(tg: &Typegraph) -> Vec<ValidatorError> {
     let context = ValidatorContext { typegraph: tg };
     let validator = Validator::default();
-    tg.traverse_types(validator, &context, Layer).unwrap()
+    tg.traverse_types(validator, &context, Layer, 0).unwrap()
 }
 
 #[derive(Debug)]

src/common/src/typegraph/visitor.rs

@@ -52,6 +52,7 @@ impl Typegraph {
         visitor: V,
         context: &'a V::Context,
         layer: L,
+        root: u32,
     ) -> Option<V::Return>
     where
         V: TypeVisitor<'a> + Sized + 'a,
@@ -67,7 +68,7 @@ impl Typegraph {
             layer,
         };
         traversal
-            .visit_type(0, context)
+            .visit_type(root, context)
             .or_else(|| traversal.visitor.take_result())
     }
 }
@@ -370,6 +371,7 @@ pub enum Edge<'a> {
 }
 
 pub enum VisitResult<T> {
+    /// Continue the traversal. The boolean indicates whether to continue deeper.
     Continue(bool),
     Return(T),
 }

src/metagen/src/client_ts/mod.rs

@@ -191,6 +191,13 @@ export class QueryGraph extends _QueryGraphBase {{
             EffectType::Update | EffectType::Delete | EffectType::Create => "MutationNode",
         };
 
+        let in_files = fun
+            .in_files
+            .iter()
+            .map(|path| path.0.iter().map(ToString::to_string).collect::<Vec<_>>())
+            .collect::<Vec<_>>();
+        let in_files = serde_json::to_string(&in_files)?;
+
         write!(
             dest,
             r#"
@@ -200,7 +207,7 @@ export class QueryGraph extends _QueryGraphBase {{
       [["{node_name}", nodeMetas.{meta_method}]],
       "$q",
     )[0];
-    return new {node_type}(inner) as {node_type}<{out_ty_name}>;
+    return new {node_type}(inner, {in_files}) as {node_type}<{out_ty_name}>;
   }}"#
         )?;
     }