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// data directory
package datadir
import (
"errors"
"io/fs"
"os"
"path/filepath"
)
// Get data directory path.
func DataDir() (string, error) {
var dir string
// check environment
if val, ok := os.LookupEnv("CVEZ_DATA_DIR"); ok {
return val, nil
}
// get config dir
configDir, err := os.UserConfigDir()
if err != nil {
return dir, err
}
// build path to data directory in config dir
dir = filepath.Join(configDir, "cvez")
if _, err = os.Stat(dir); err != nil {
if errors.Is(err, fs.ErrNotExist) {
// create data directory
return dir, os.MkdirAll(dir, 0700)
} else {
// return error
return "", err
}
} else {
return dir, nil
}
}
// Build path to file in cvez data directory.
func Join(args ...string) (string, error) {
if dir, err := DataDir(); err != nil {
return "", err
} else {
return filepath.Join(dir, filepath.Join(args...)), nil
}
}
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