Merge pull request #10 from copilot-extensions/add-stream-cmd

Add stream cmd

cmd/chat.go

@@ -20,6 +20,7 @@ const (
 )
 
 var chatCmd = &cobra.Command{
+	Use:              "chat",
 	Short:            "Interact with your agent.",
 	Long:             `This cli tool allows you to debug your agent by chatting with it locally.`,
 	Run:              agentChat,
@@ -74,10 +75,3 @@ func agentChat(cmd *cobra.Command, args []string) {
 		fmt.Println(err)
 	}
 }
-
-func Execute() {
-	err := chatCmd.Execute()
-	if err != nil {
-		os.Exit(1)
-	}
-}

cmd/rootCmd.go

@@ -0,0 +1,31 @@
+// rootCmd.go
+package cmd
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "gh-debug-cli",
+	Short: "A CLI tool for debugging",
+	Long:  `This CLI tool allows you to debug your agent by chatting with it locally.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Println("Use 'gh-debug-cli --help' to see available commands")
+	},
+}
+
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}
+
+func init() {
+	// Add subcommands to rootCmd
+	rootCmd.AddCommand(chatCmd)
+	rootCmd.AddCommand(streamCmd)
+}

cmd/stream.go

@@ -0,0 +1,38 @@
+// stream.go
+package cmd
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/github-technology-partners/gh-debug-cli/pkg/stream"
+	"github.com/spf13/cobra"
+)
+
+const (
+	streamCmdFileFlag = "file"
+)
+
+// streamCmd represents the new command for streaming functionality
+var streamCmd = &cobra.Command{
+	Use:   "stream [file]",
+	Short: "Stream data to your agent",
+	Long:  `The stream command allows you to initiate a data stream to your agent.`,
+	Run:   agentStream,
+}
+
+func init() {
+	streamCmd.PersistentFlags().String(streamCmdFileFlag, "", "Parse agent responses from a file")
+}
+
+func agentStream(cmd *cobra.Command, args []string) {
+	fmt.Println("stream command executed successfully")
+
+	file := args[0]
+
+	err := stream.ParseFile(file)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Error parsing file: %v\n", err)
+		os.Exit(1)
+	}
+}

pkg/stream/parse.go

@@ -0,0 +1,75 @@
+package stream
+
+import (
+	"bufio"
+	"encoding/json"
+	"fmt"
+	"os"
+	"strings"
+)
+
+type Choice struct {
+	Delta struct {
+		Content string `json:"content"`
+	} `json:"delta"`
+}
+
+type Data struct {
+	Choices []Choice `json:"choices"`
+}
+
+func ParseFile(filename string) error {
+	// Open the file
+	file, err := os.Open(filename)
+	if err != nil {
+		return fmt.Errorf("could not open file: %w", err)
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	var contentBuilder strings.Builder
+
+	for scanner.Scan() {
+		line := scanner.Text()
+
+		// Check if the line has "data: " prefix
+		if strings.HasPrefix(line, "data: ") {
+			// Remove the "data: " prefix
+			line = strings.TrimPrefix(line, "data: ")
+		} else {
+			continue // skip lines without "data: "
+		}
+
+		// Handle special cases
+		if line == "[DONE]" {
+			break // stop processing if we encounter [DONE]
+		}
+		if line == "" {
+			continue // skip empty data lines
+		}
+
+		// Parse the JSON line into our `Data` struct
+		var data Data
+		err := json.Unmarshal([]byte(line), &data)
+		if err != nil {
+			// Skip this line if JSON is incomplete or malformed
+			continue
+		}
+
+		// Extract delta.content and concatenate it
+		for _, choice := range data.Choices {
+			contentBuilder.WriteString(choice.Delta.Content)
+		}
+	}
+
+	// Check for scanner errors
+	if err := scanner.Err(); err != nil {
+		return fmt.Errorf("error reading file: %w", err)
+	}
+
+	// Print the final concatenated result
+	result := contentBuilder.String()
+	fmt.Println(result)
+
+	return nil
+}