fix: handle JSON parsing for thinking content in ollama stream and chat handlers

relay/channel/ollama/stream.go

@@ -121,9 +121,16 @@ func ollamaStreamHandler(c *gin.Context, info *relaycommon.RelayInfo, resp *http
 			if chunk.Message != nil && len(chunk.Message.Thinking) > 0 {
 			if chunk.Message != nil && len(chunk.Message.Thinking) > 0 {
 				raw := strings.TrimSpace(string(chunk.Message.Thinking))
 				raw := strings.TrimSpace(string(chunk.Message.Thinking))
 				if raw != "" && raw != "null" {
 				if raw != "" && raw != "null" {
+					// Unmarshal the JSON string to get the actual content without quotes
+					var thinkingContent string
+					if err := json.Unmarshal(chunk.Message.Thinking, &thinkingContent); err == nil {
+						delta.Choices[0].Delta.SetReasoningContent(thinkingContent)
+					} else {
+						// Fallback to raw string if it's not a JSON string
 						delta.Choices[0].Delta.SetReasoningContent(raw)
 						delta.Choices[0].Delta.SetReasoningContent(raw)
 					}
 					}
 				}
 				}
+			}
 			// tool calls
 			// tool calls
 			if chunk.Message != nil && len(chunk.Message.ToolCalls) > 0 {
 			if chunk.Message != nil && len(chunk.Message.ToolCalls) > 0 {
 				delta.Choices[0].Delta.ToolCalls = make([]dto.ToolCallResponse, 0, len(chunk.Message.ToolCalls))
 				delta.Choices[0].Delta.ToolCalls = make([]dto.ToolCallResponse, 0, len(chunk.Message.ToolCalls))
@@ -209,9 +216,16 @@ func ollamaChatHandler(c *gin.Context, info *relaycommon.RelayInfo, resp *http.R
 		if ck.Message != nil && len(ck.Message.Thinking) > 0 {
 		if ck.Message != nil && len(ck.Message.Thinking) > 0 {
 			raw := strings.TrimSpace(string(ck.Message.Thinking))
 			raw := strings.TrimSpace(string(ck.Message.Thinking))
 			if raw != "" && raw != "null" {
 			if raw != "" && raw != "null" {
+				// Unmarshal the JSON string to get the actual content without quotes
+				var thinkingContent string
+				if err := json.Unmarshal(ck.Message.Thinking, &thinkingContent); err == nil {
+					reasoningBuilder.WriteString(thinkingContent)
+				} else {
+					// Fallback to raw string if it's not a JSON string
 					reasoningBuilder.WriteString(raw)
 					reasoningBuilder.WriteString(raw)
 				}
 				}
 			}
 			}
+		}
 		if ck.Message != nil && ck.Message.Content != "" {
 		if ck.Message != nil && ck.Message.Content != "" {
 			aggContent.WriteString(ck.Message.Content)
 			aggContent.WriteString(ck.Message.Content)
 		} else if ck.Response != "" {
 		} else if ck.Response != "" {
@@ -229,9 +243,16 @@ func ollamaChatHandler(c *gin.Context, info *relaycommon.RelayInfo, resp *http.R
 			if len(single.Message.Thinking) > 0 {
 			if len(single.Message.Thinking) > 0 {
 				raw := strings.TrimSpace(string(single.Message.Thinking))
 				raw := strings.TrimSpace(string(single.Message.Thinking))
 				if raw != "" && raw != "null" {
 				if raw != "" && raw != "null" {
+					// Unmarshal the JSON string to get the actual content without quotes
+					var thinkingContent string
+					if err := json.Unmarshal(single.Message.Thinking, &thinkingContent); err == nil {
+						reasoningBuilder.WriteString(thinkingContent)
+					} else {
+						// Fallback to raw string if it's not a JSON string
 						reasoningBuilder.WriteString(raw)
 						reasoningBuilder.WriteString(raw)
 					}
 					}
 				}
 				}
+			}
 			aggContent.WriteString(single.Message.Content)
 			aggContent.WriteString(single.Message.Content)
 		} else {
 		} else {
 			aggContent.WriteString(single.Response)
 			aggContent.WriteString(single.Response)