#399

frontend/src/lib/postImportStorage.ts

@@ -21,6 +21,7 @@ const ATTRIBUTE_KEYS = [
     'parentPostIds'] as const
 const PROVENANCE_KEYS = [...ATTRIBUTE_KEYS, 'url'] as const
 const TAG_SOURCE_KEYS = ['automatic', 'manual'] as const
+const WARNING_KEYS = [...ATTRIBUTE_KEYS, 'url'] as const
 
 
 const isPlainObject = (value: unknown): value is Record<string, unknown> =>
@@ -162,6 +163,14 @@ const sanitiseResetSnapshot = (value: unknown): PostImportResetSnapshot | null =
       return null
     if (!(Object.values (value.tagSources).every (_1 => typeof _1 === 'string')))
       return null
+    const fieldWarnings = ensureStringListRecord (value.fieldWarnings)
+    if (fieldWarnings == null)
+      return null
+    if (!(hasOnlyKeys (fieldWarnings, WARNING_KEYS)))
+      return null
+    if (!(Array.isArray (value.baseWarnings))
+	|| !(value.baseWarnings.every (_1 => typeof _1 === 'string')))
+      return null
     if (value.metadataUrl != null && typeof value.metadataUrl !== 'string')
       return null
 
@@ -170,6 +179,8 @@ const sanitiseResetSnapshot = (value: unknown): PostImportResetSnapshot | null =
 	attributes: value.attributes as Record<string, string | number>,
 	provenance: value.provenance as Record<string, PostImportOrigin>,
 	tagSources: value.tagSources as Record<PostImportOrigin, string>,
+	fieldWarnings,
+	baseWarnings: value.baseWarnings,
 	metadataUrl: value.metadataUrl as string | undefined }
 }