Method callMCPTool

internal/controller/ai_controller.go:712–763

callMCPTool

(ctx context.Context, toolName string, arguments map[string]any)

// callMCPTool
func (c *AIController) callMCPTool(ctx context.Context, toolName string, arguments map[string]any) (string, error) {
	request := mcp.CallToolRequest{
		Request: mcp.Request{},
		Params: struct {
			Name      string    `json:"name"`
			Arguments any       `json:"arguments,omitempty"`
			Meta      *mcp.Meta `json:"_meta,omitempty"`
		}{
			Name:      toolName,
			Arguments: arguments,
		},
	}

	var result *mcp.CallToolResult
	var err error

	log.Debugf("Calling MCP tool: %s with arguments: %v", toolName, arguments)

	switch toolName {
	case "get_questions":
		result, err = c.mcpController.MCPQuestionsHandler()(ctx, request)
	case "get_answers_by_question_id":
		result, err = c.mcpController.MCPAnswersHandler()(ctx, request)
	case "get_comments":
		result, err = c.mcpController.MCPCommentsHandler()(ctx, request)
	case "get_tags":
		result, err = c.mcpController.MCPTagsHandler()(ctx, request)
	case "get_tag_detail":
		result, err = c.mcpController.MCPTagDetailsHandler()(ctx, request)
	case "get_user":
		result, err = c.mcpController.MCPUserDetailsHandler()(ctx, request)
	case "semantic_search":
		result, err = c.mcpController.MCPSemanticSearchHandler()(ctx, request)
	default:
		return "", fmt.Errorf("unknown tool: %s", toolName)
	}

	if err != nil {
		return "", err
	}

	data, _ := json.Marshal(result)
	log.Debugf("MCP tool %s called successfully, result: %v", toolName, string(data))

	if result != nil && len(result.Content) > 0 {
		if textContent, ok := result.Content[0].(mcp.TextContent); ok {
			return textContent.Text, nil
		}
	}

	return "No result found", nil
}