Files
meshtastic_mqtt_server/toolmanager/manager.go
T
2026-06-17 23:54:38 +08:00

133 lines
3.0 KiB
Go

package toolmanager
import (
"errors"
"fmt"
"os"
"path/filepath"
"sort"
"strings"
"meshtastic_mqtt_server/agenttool"
)
// Manager manages loaded AI tools
type Manager struct {
tools map[string]agenttool.LoadedTool
order []string
}
// Load loads tools from the given directory
func Load(root string, options agenttool.LoadOptions) (*Manager, error) {
entries, err := os.ReadDir(root)
if err != nil {
// Directory doesn't exist, create empty manager
if os.IsNotExist(err) {
return &Manager{tools: map[string]agenttool.LoadedTool{}}, nil
}
return nil, fmt.Errorf("failed to read tools directory: %w", err)
}
manager := &Manager{tools: map[string]agenttool.LoadedTool{}}
for _, entry := range entries {
if !entry.IsDir() {
continue
}
name := strings.ToLower(strings.TrimSpace(entry.Name()))
descriptor, ok := agenttool.Lookup(name)
if !ok {
continue
}
tool, err := descriptor.Load(filepath.Join(root, entry.Name()), options)
if err != nil {
manager.Close()
return nil, fmt.Errorf("failed to load tool %s: %w", name, err)
}
if tool == nil {
continue
}
toolName := strings.ToLower(strings.TrimSpace(tool.Name()))
if toolName == "" {
toolName = name
}
if _, ok := manager.tools[toolName]; ok {
manager.Close()
return nil, fmt.Errorf("duplicate tool name: %s", toolName)
}
manager.tools[toolName] = tool
manager.order = append(manager.order, toolName)
}
return manager, nil
}
// NewForTest creates a manager with preloaded tools for testing
func NewForTest(tools ...agenttool.LoadedTool) *Manager {
manager := &Manager{tools: map[string]agenttool.LoadedTool{}}
for _, tool := range tools {
if tool == nil {
continue
}
name := strings.ToLower(strings.TrimSpace(tool.Name()))
if name == "" {
continue
}
if _, ok := manager.tools[name]; !ok {
manager.order = append(manager.order, name)
}
manager.tools[name] = tool
}
return manager
}
// Tools returns all loaded tools
func (m *Manager) Tools() []agenttool.LoadedTool {
if m == nil {
return nil
}
tools := make([]agenttool.LoadedTool, 0, len(m.order))
for _, name := range m.order {
if tool := m.tools[name]; tool != nil {
tools = append(tools, tool)
}
}
return tools
}
// Get returns a tool by name
func (m *Manager) Get(name string) (agenttool.LoadedTool, bool) {
if m == nil {
return nil, false
}
tool, ok := m.tools[strings.ToLower(strings.TrimSpace(name))]
return tool, ok
}
// RawState returns the raw state of a tool
func (m *Manager) RawState(name string) (any, bool) {
tool, ok := m.Get(name)
if !ok || tool == nil {
return nil, false
}
return tool.RawState(), true
}
// Close closes all tools
func (m *Manager) Close() error {
if m == nil {
return nil
}
var errs []string
for _, tool := range m.Tools() {
if closer, ok := tool.(interface{ Close() error }); ok {
if err := closer.Close(); err != nil {
errs = append(errs, err.Error())
}
}
}
if len(errs) > 0 {
sort.Strings(errs)
return errors.New(strings.Join(errs, "; "))
}
return nil
}