From 8ef09e356c191836286fbd1d15430b7aa240ad37 Mon Sep 17 00:00:00 2001
From: Jason Kulatunga <jason@thesparktree.com>
Date: Sun, 3 Mar 2024 10:04:43 -0800
Subject: [PATCH] update inteface{} usage in query with `any` for clarity.

---
 backend/pkg/database/gorm_repository_query.go | 8 +++++++-
 backend/pkg/models/query_resource.go          | 2 +-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/backend/pkg/database/gorm_repository_query.go b/backend/pkg/database/gorm_repository_query.go
index 0b69a0851..4a29090b8 100644
--- a/backend/pkg/database/gorm_repository_query.go
+++ b/backend/pkg/database/gorm_repository_query.go
@@ -41,6 +41,10 @@ const TABLE_ALIAS = "fhir"
 // Can generate simple or complex queries, depending on the SearchParameter type:
 //
 // eg. Simple
+// SELECT fhir.*
+// FROM fhir_observation as fhir, json_each(fhir.code) as codeJson
+//
+// result = inteface{} ([]database.IFhirResource)
 //
 // eg. Complex
 // SELECT fhir.*
@@ -54,6 +58,8 @@ const TABLE_ALIAS = "fhir"
 // )
 // AND (user_id = "6efcd7c5-3f29-4f0d-926d-a66ff68bbfc2")
 // GROUP BY `fhir`.`id`
+//
+// results = []map[string]any{}
 func (gr *GormRepository) QueryResources(ctx context.Context, query models.QueryResource) (interface{}, error) {
 
 	sqlQuery, err := gr.sqlQueryResources(ctx, query)
@@ -62,7 +68,7 @@ func (gr *GormRepository) QueryResources(ctx context.Context, query models.Query
 	}
 
 	if query.Aggregations != nil && (query.Aggregations.GroupBy != nil || query.Aggregations.CountBy != nil) {
-		results := []map[string]interface{}{}
+		results := []map[string]any{}
 		clientResp := sqlQuery.Find(&results)
 		return results, clientResp.Error
 
diff --git a/backend/pkg/models/query_resource.go b/backend/pkg/models/query_resource.go
index 88c3f5848..bf099c10b 100644
--- a/backend/pkg/models/query_resource.go
+++ b/backend/pkg/models/query_resource.go
@@ -27,7 +27,7 @@ type QueryResourceAggregations struct {
 
 type QueryResourceAggregation struct {
 	Field    string `json:"field"`
-	Function string `json:"fn"`
+	Function string `json:"fn"` //built-in SQL aggregation functions (eg. Count, min, max, etc).
 }
 
 func (q *QueryResource) Validate() error {