Create local store functions

core/storeutil.go

@@ -0,0 +1,46 @@
+package core
+
+import (
+	"os"
+	"path/filepath"
+	"runtime"
+)
+
+func GetPackwizLocalStore() (string, error) {
+	if //goland:noinspection GoBoolExpressions
+	runtime.GOOS == "linux" {
+		// Prefer $XDG_DATA_HOME over $XDG_CACHE_HOME
+		dataHome := os.Getenv("XDG_DATA_HOME")
+		if dataHome != "" {
+			return filepath.Join(dataHome, "packwiz"), nil
+		}
+	}
+	userConfigDir, err := os.UserConfigDir()
+	if err != nil {
+		return "", err
+	}
+	return filepath.Join(userConfigDir, "packwiz"), nil
+}
+
+func GetPackwizInstallBinPath() (string, error) {
+	localStore, err := GetPackwizLocalStore()
+	if err != nil {
+		return "", err
+	}
+	return filepath.Join(localStore, "bin"), nil
+}
+
+func GetPackwizInstallBinFile() (string, error) {
+	binPath, err := GetPackwizInstallBinPath()
+	if err != nil {
+		return "", err
+	}
+	var exeName string
+	if //goland:noinspection GoBoolExpressions
+	runtime.GOOS == "windows" {
+		exeName = "packwiz.exe"
+	} else {
+		exeName = "packwiz"
+	}
+	return filepath.Join(binPath, exeName), nil
+}