From 30ad0e9f2cc77c9d01cba98d7d0cff9afb2c30c5 Mon Sep 17 00:00:00 2001
From: wangbo <wangbolhr@163.com>
Date: Tue, 14 Jul 2026 12:55:44 +0800
Subject: [PATCH] =?UTF-8?q?fix(gemini):=20=E4=BD=BF=E7=94=A8=20JSON=20Sche?=
 =?UTF-8?q?ma=20=E4=BC=A0=E9=80=92=E5=B7=A5=E5=85=B7=E5=8F=82=E6=95=B0?=
MIME-Version: 1.0
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---
 apps/api/internal/clients/clients_test.go | 31 ++++++++++++++++++++++-
 apps/api/internal/clients/gemini.go       |  2 +-
 2 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/apps/api/internal/clients/clients_test.go b/apps/api/internal/clients/clients_test.go
index 7297369..dbd0d9f 100644
--- a/apps/api/internal/clients/clients_test.go
+++ b/apps/api/internal/clients/clients_test.go
@@ -1406,7 +1406,24 @@ func TestGeminiClientChatRestoresToolContext(t *testing.T) {
 				"function": map[string]any{
 					"name":        "get_weather",
 					"description": "lookup weather",
-					"parameters":  map[string]any{"type": "object"},
+					"parameters": map[string]any{
+						"type": "object",
+						"properties": map[string]any{
+							"location": map[string]any{
+								"anyOf": []any{
+									map[string]any{"type": "string"},
+									map[string]any{
+										"type": "object",
+										"properties": map[string]any{
+											"city": map[string]any{"type": "string"},
+										},
+										"required": []any{"city"},
+									},
+								},
+							},
+						},
+						"required": []any{"location"},
+					},
 				},
 			}},
 		},
@@ -1450,6 +1467,18 @@ func TestGeminiClientChatRestoresToolContext(t *testing.T) {
 	if declaration["name"] != "get_weather" || declaration["description"] != "lookup weather" {
 		t.Fatalf("tool declaration was not converted for Gemini: %+v", captured["tools"])
 	}
+	if _, exists := declaration["parameters"]; exists {
+		t.Fatalf("Gemini tool declaration must not use OpenAPI parameters: %+v", declaration)
+	}
+	parameters, _ := declaration["parametersJsonSchema"].(map[string]any)
+	properties, _ := parameters["properties"].(map[string]any)
+	location, _ := properties["location"].(map[string]any)
+	anyOf, _ := location["anyOf"].([]any)
+	nestedObject, _ := anyOf[1].(map[string]any)
+	required, _ := nestedObject["required"].([]any)
+	if len(anyOf) != 2 || len(required) != 1 || required[0] != "city" {
+		t.Fatalf("Gemini JSON Schema was not preserved: %+v", declaration)
+	}
 }
 
 func TestGeminiClientChatConvertsFunctionCallResponse(t *testing.T) {
diff --git a/apps/api/internal/clients/gemini.go b/apps/api/internal/clients/gemini.go
index 88f5990..8cfe74f 100644
--- a/apps/api/internal/clients/gemini.go
+++ b/apps/api/internal/clients/gemini.go
@@ -523,7 +523,7 @@ func geminiToolsFromOpenAITools(value any) []any {
 			declaration["description"] = description
 		}
 		if parameters, ok := function["parameters"]; ok {
-			declaration["parameters"] = parameters
+			declaration["parametersJsonSchema"] = parameters
 		}
 		declarations = append(declarations, declaration)
 	}