Files
BigChef/utils/path.go

80 lines
2.4 KiB
Go

package utils
import (
"os"
"path/filepath"
"strings"
logger "git.site.quack-lab.dev/dave/cylogger"
)
// pathLogger is a scoped logger for the utils/path package.
var pathLogger = logger.Default.WithPrefix("utils/path")
// ResolvePath resolves a path to an absolute path, handling ~ expansion and cleaning
func ResolvePath(path string) string {
resolvePathLogger := pathLogger.WithPrefix("ResolvePath").WithField("inputPath", path)
resolvePathLogger.Trace("Resolving path: %q", path)
// Handle empty path
if path == "" {
resolvePathLogger.Trace("Empty path, returning empty string")
return ""
}
// Check if path is absolute
if filepath.IsAbs(path) {
resolvePathLogger.Trace("Path is already absolute: %q", path)
cleaned := filepath.ToSlash(filepath.Clean(path))
resolvePathLogger.Trace("Cleaned absolute path: %q", cleaned)
return cleaned
}
// Handle ~ expansion
if strings.HasPrefix(path, "~") {
homeDir, _ := os.UserHomeDir()
if strings.HasPrefix(path, "~/") || strings.HasPrefix(path, "~\\") {
path = filepath.Join(homeDir, path[2:])
} else if path == "~" {
path = homeDir
} else {
// ~something (like ~~), treat first ~ as home expansion, rest as literal
path = homeDir + path[1:]
}
resolvePathLogger.Trace("Expanded ~ to home directory: %q", path)
}
// Make absolute if not already
if !filepath.IsAbs(path) {
absPath, err := filepath.Abs(path)
if err != nil {
resolvePathLogger.Error("Failed to get absolute path: %v", err)
return filepath.ToSlash(filepath.Clean(path))
}
resolvePathLogger.Trace("Made path absolute: %q -> %q", path, absPath)
path = absPath
}
// Clean the path and normalize to forward slashes for consistency
cleaned := filepath.ToSlash(filepath.Clean(path))
resolvePathLogger.Trace("Final cleaned path: %q", cleaned)
return cleaned
}
// GetRelativePath returns the relative path from base to target
func GetRelativePath(base, target string) (string, error) {
getRelativePathLogger := pathLogger.WithPrefix("GetRelativePath")
getRelativePathLogger.Debug("Getting relative path from %q to %q", base, target)
relPath, err := filepath.Rel(base, target)
if err != nil {
getRelativePathLogger.Error("Failed to get relative path: %v", err)
return "", err
}
// Use forward slashes for consistency
relPath = filepath.ToSlash(relPath)
getRelativePathLogger.Debug("Relative path: %q", relPath)
return relPath, nil
}