1 files changed, 81 insertions, 0 deletions
diff --git a/doEditor.go b/doEditor.go
new file mode 100644
index 0000000..e928f5a
--- /dev/null
+++ b/doEditor.go
@@ -0,0 +1,81 @@
+package main
+
+import (
+	"io/ioutil"
+	"os"
+	"os/exec"
+	"strings"
+	"time"
+
+	"go.wit.com/log"
+)
+
+func doEditor() error {
+	for {
+		filename, err := doEditorOnce()
+		if err != nil {
+			return err
+		}
+		log.Info("filename:", filename)
+
+		for {
+			_, err := os.Stat("/tmp/regex.ready")
+			if err == nil {
+				break
+			}
+			time.Sleep(100 * time.Millisecond)
+		}
+		// read in regex.ready exists (should be SessionID)
+		// Println session ID
+		content, err := ioutil.ReadFile("/tmp/regex.ready")
+		if err != nil {
+			log.Error(err)
+		}
+		log.Infof("SessionID: %s", string(content))
+	}
+}
+
+func doEditorOnce() (string, error) {
+	// Create a temporary file
+	tmpfile, err := ioutil.TempFile("", "regex-*.txt")
+	if err != nil {
+		return "", err
+	}
+	tmpPath := tmpfile.Name()
+	// Defer removal in case of error, but we might move it
+	defer os.Remove(tmpPath)
+	tmpfile.Close()
+
+	// Get the user's editor
+	editor := os.Getenv("EDITOR")
+	if editor == "" {
+		editor = "vim" // default to vim
+	}
+
+	// Run the editor
+	cmd := exec.Command(editor, tmpPath)
+	cmd.Stdin = os.Stdin
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+
+	if err := cmd.Run(); err != nil {
+		return "", err
+	}
+
+	// Read the file content
+	content, err := ioutil.ReadFile(tmpPath)
+	if err != nil {
+		return "", err
+	}
+
+	// Check if the file is not empty after trimming space
+	if strings.TrimSpace(string(content)) != "" {
+		// Move the file
+		if err := os.Rename(tmpPath, "/tmp/regex.txt"); err != nil {
+			return "", err
+		}
+		return "/tmp/regex.txt", nil
+	}
+
+	return "", nil
+}