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autocomplete.go
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autocomplete.go
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// Copyright 2024 Daytona Platforms Inc.
// SPDX-License-Identifier: Apache-2.0
package cmd
import (
"fmt"
"os"
"path/filepath"
"strings"
"github.com/spf13/cobra"
)
var AutoCompleteCmd = &cobra.Command{
Use: "autocomplete [bash|zsh|fish|powershell]",
Short: "Adds completion script for your shell enviornment",
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
shell := args[0]
homeDir, err := os.UserHomeDir()
if err != nil {
fmt.Printf("Error finding user home directory: %s\n", err)
return
}
var filePath, profilePath string
switch shell {
case "bash":
filePath = filepath.Join(homeDir, ".daytona.completion_script.bash")
profilePath = filepath.Join(homeDir, ".bashrc")
case "zsh":
filePath = filepath.Join(homeDir, ".daytona.completion_script.zsh")
profilePath = filepath.Join(homeDir, ".zshrc")
case "fish":
filePath = filepath.Join(homeDir, ".config", "fish", "daytona.completion_script.fish")
profilePath = filepath.Join(homeDir, ".config", "fish", "config.fish")
case "powershell":
filePath = filepath.Join(homeDir, "daytona.completion_script.ps1")
profilePath = filepath.Join(homeDir, "Documents", "WindowsPowerShell", "Microsoft.PowerShell_profile.ps1")
default:
fmt.Println("Unsupported shell type. Please use bash, zsh, fish, or powershell.")
return
}
file, err := os.Create(filePath)
if err != nil {
fmt.Printf("Error creating completion script file: %s\n", err)
return
}
defer file.Close()
switch shell {
case "bash":
err = cmd.Root().GenBashCompletion(file)
case "zsh":
err = cmd.Root().GenZshCompletion(file)
case "fish":
err = cmd.Root().GenFishCompletion(file, true)
case "powershell":
err = cmd.Root().GenPowerShellCompletionWithDesc(file)
}
if err != nil {
fmt.Printf("Error generating completion script: %s\n", err)
return
}
sourceCommand := fmt.Sprintf("\nsource %s\n", filePath)
if shell == "powershell" {
sourceCommand = fmt.Sprintf(". %s\n", filePath)
}
alreadyPresent := false
// Read existing content from the file
profile, err := os.ReadFile(profilePath)
if err != nil && !os.IsNotExist(err) {
fmt.Printf("Error while reading profile (%s): %s\n", profilePath, err)
}
if strings.Contains(string(profile), strings.TrimSpace(sourceCommand)) {
alreadyPresent = true
}
if !alreadyPresent {
// Append the source command to the shell's profile file if not present
profile, err := os.OpenFile(profilePath, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0644)
if err != nil {
fmt.Printf("Error opening profile file (%s): %s\n", profilePath, err)
return
}
defer profile.Close()
if _, err := profile.WriteString(sourceCommand); err != nil {
fmt.Printf("Error writing to profile file (%s): %s\n", profilePath, err)
return
}
}
fmt.Println("Autocomplete script generated and injected successfully.")
fmt.Printf("Please source your %s profile to apply the changes or restart your terminal.\n", shell)
fmt.Printf("For manual sourcing, use: source %s\n", profilePath)
},
}