[structure] Try to infer schema type from filter in document lists (#…

…1634)
sanity-io · Nov 29, 2019 · daae65f · daae65f
1 parent 6c9d0a9
commit daae65f
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Showing 2 changed files with 14 additions and 3 deletions.
diff --git a/packages/@sanity/structure/src/DocumentList.ts b/packages/@sanity/structure/src/DocumentList.ts
@@ -163,6 +163,10 @@ export class DocumentListBuilder extends GenericListBuilder<
       builder.spec.initialValueTemplates = inferInitialValueTemplates(builder.spec)
     }
 
+    if (!this.spec.schemaTypeName) {
+      builder.spec.schemaTypeName = inferTypeName(builder.spec)
+    }
+
     return builder
   }
 
@@ -196,6 +200,13 @@ function inferInitialValueTemplates(
   }, templateItems)
 }
 
+function inferTypeName(spec: PartialDocumentList): string | undefined {
+  const {options} = spec
+  const {filter, params} = options || {filter: '', params: {}}
+  const typeNames = getTypeNamesFromFilter(filter, params)
+  return typeNames.length === 1 ? typeNames[0] : undefined
+}
+
 export function getTypeNamesFromFilter(
   filter: string,
   params: {[key: string]: any} = {}

diff --git a/packages/@sanity/structure/test/__snapshots__/DocumentList.test.ts.snap b/packages/@sanity/structure/test/__snapshots__/DocumentList.test.ts.snap
@@ -22,7 +22,7 @@ Object {
       "type": "book",
     },
   },
-  "schemaTypeName": undefined,
+  "schemaTypeName": "book",
   "title": "Books",
   "type": "documentList",
 }
@@ -50,7 +50,7 @@ Object {
       "type": "book",
     },
   },
-  "schemaTypeName": undefined,
+  "schemaTypeName": "book",
   "title": "Books",
   "type": "documentList",
 }
@@ -78,7 +78,7 @@ Object {
       "type": "book",
     },
   },
-  "schemaTypeName": undefined,
+  "schemaTypeName": "book",
   "title": "Books",
   "type": "documentList",
 }