1  package commands
 2  
 3  import (
 4  	"fmt"
 5  	"os"
 6  	"time"
 7  )
 8  
 9  // HelpCommand shows available commands
10  type HelpCommand struct {
11  	registry *Registry
12  }
13  
14  func (c *HelpCommand) Handle(args []string) (Message, error) {
15  	return Message{
16  		Role:    "system",
17  		Content: c.registry.GetHelp(),
18  		Timestamp: time.Now(),
19  	}, nil
20  }
21  
22  func (c *HelpCommand) Usage() string {
23  	return "/help"
24  }
25  
26  func (c *HelpCommand) Description() string {
27  	return "Show available commands"
28  }
29  
30  // ClearCommand clears conversation history
31  type ClearCommand struct{}
32  
33  func (c *ClearCommand) Handle(args []string) (Message, error) {
34  	return Message{
35  		Role:    "system",
36  		Content: "🧹 Conversation history cleared.",
37  		Timestamp: time.Now(),
38  	}, nil
39  }
40  
41  func (c *ClearCommand) Usage() string {
42  	return "/clear"
43  }
44  
45  func (c *ClearCommand) Description() string {
46  	return "Clear conversation history"
47  }
48  
49  // PwdCommand shows current directory
50  type PwdCommand struct{}
51  
52  func (c *PwdCommand) Handle(args []string) (Message, error) {
53  	wd, err := os.Getwd()
54  	if err != nil {
55  		wd = "unknown"
56  	}
57  	
58  	return Message{
59  		Role:    "system",
60  		Content: fmt.Sprintf("📁 Current directory: %s", wd),
61  		Timestamp: time.Now(),
62  	}, nil
63  }
64  
65  func (c *PwdCommand) Usage() string {
66  	return "/pwd"
67  }
68  
69  func (c *PwdCommand) Description() string {
70  	return "Show current directory"
71  }