gemlog-cli/gemlog/write.go

103 lines
2.7 KiB
Go

package gemlog
import (
"fmt"
"os"
"os/exec"
tea "github.com/charmbracelet/bubbletea"
)
func WritePostCMD() tea.Cmd {
return func() tea.Msg {
// Create a temporary file
tmpFile, err := os.CreateTemp("/tmp", "gemlog-*.md")
if err != nil {
return ErrorMsg{fmt.Errorf("failed to create temporary file: %w", err)}
}
// Load initial content from template file
initialContent, err := os.ReadFile("templates/default_post.gmi")
if err != nil {
tmpFile.Close()
os.Remove(tmpFile.Name())
return ErrorMsg{fmt.Errorf("failed to read template file: %w", err)}
}
if _, err := tmpFile.Write(initialContent); err != nil {
tmpFile.Close()
os.Remove(tmpFile.Name())
return ErrorMsg{fmt.Errorf("failed to write initial content: %w", err)}
}
tmpFile.Close()
// Get the editor from environment variable, default to vim
editor := os.Getenv("EDITOR")
if editor == "" {
editor = "vim"
}
// Create the command to open the editor with the temp file
c := exec.Command(editor, tmpFile.Name()) //nolint:gosec
// Return tea.ExecProcess which will suspend the TUI and run the editor
return tea.ExecProcess(c, func(err error) tea.Msg {
defer os.Remove(tmpFile.Name()) // Clean up the temp file
if err != nil {
return ErrorMsg{fmt.Errorf("editor command failed: %w", err)}
}
// Read the contents of the file after editing
content, readErr := os.ReadFile(tmpFile.Name())
if readErr != nil {
return ErrorMsg{fmt.Errorf("failed to read file contents: %w", readErr)}
}
// Return success with the content
return Notification(fmt.Sprintf("Post created with content: %s", string(content)))
})()
}
}
// For messages that contain errors it's often handy to also implement the
// error interface on the message.
// func (e ErrorMsg) Error() string { return e.err.Error() }
// WriteAction opens a shell editor and prints the output to console
func write() (string, error) {
// Get the editor from environment variable, default to vi
editor := os.Getenv("EDITOR")
if editor == "" {
editor = "vim"
}
// Create a temporary file
tmpFile, err := os.CreateTemp("", "gemlog-*.md")
if err != nil {
return "", fmt.Errorf("failed to create temporary file: %w", err)
}
defer os.Remove(tmpFile.Name()) // Clean up
tmpFile.Close()
// Open the editor with the temporary file
cmd := exec.Command(editor, tmpFile.Name())
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
err = cmd.Run()
if err != nil {
return "", fmt.Errorf("editor command failed: %w", err)
}
// Read the contents of the file
content, err := os.ReadFile(tmpFile.Name())
if err != nil {
return "", fmt.Errorf("failed to read file contents: %w", err)
}
contentStr := string(content)
return contentStr, nil
}