1 files changed, 92 insertions, 0 deletions
diff --git a/load.go b/load.go
new file mode 100644
index 0000000..2986819
--- /dev/null
+++ b/load.go
@@ -0,0 +1,92 @@
+package ENV
+
+import (
+	"errors"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"go.wit.com/log"
+)
+
+func loadENV() error {
+	if envPB != nil {
+		log.Info("envPB already loaded")
+		return errors.New("envPB already loaded")
+	}
+	filename, err := getConfigFilenameENV()
+	if err != nil {
+		return err
+	}
+	// log.Info("loadENV()", filename)
+	stuff, err := os.ReadFile(filename)
+	if err != nil {
+		return err
+	}
+	saveMu.Lock()
+	defer saveMu.Unlock()
+	envPB = NewKeys()
+	for _, line := range strings.Split(string(stuff), "\n") {
+		line = strings.TrimSpace(line)
+		if line == "" {
+			continue
+		}
+		parts := strings.Split(line, "=")
+		if len(parts) != 2 {
+			// log.Info("INVALID LINE:", i, line)
+			continue
+		}
+		c := new(Key)
+		c.Var = parts[0]
+		c.Value = parts[1]
+		envPB.Append(c)
+		// log.Printf("ENV LINE: (%v)\n", c)
+	}
+
+	return err
+}
+
+func getConfigFilenameENV() (string, error) {
+	appname, err := GetAppname() // already configured by your application
+	if err != nil {
+		return "", err
+	}
+
+	configdir, err := getConfigDir()
+	if err != nil {
+		return "", err
+	}
+
+	filename := filepath.Join(configdir, appname+".ENV")
+	return filename, nil
+}
+
+func getCacheDir() (string, error) {
+	if Get("cacheDir") != "" {
+		return Get("cacheDir"), nil
+	}
+
+	cacheDir, _ := os.UserCacheDir()
+
+	appname, err := GetAppname() // application should have already configured this
+	if err != nil {
+		return cacheDir, err
+	}
+
+	return filepath.Join(cacheDir, appname), nil
+}
+
+func getConfigDir() (string, error) {
+	if Get("configDir") != "" {
+		return Get("configDir"), nil
+	}
+
+	configDir, _ := os.UserConfigDir()
+
+	appname, err := GetAppname() // application should have already configured this
+	if err != nil {
+		return configDir, err
+	}
+
+	return filepath.Join(configDir, appname), nil
+}