add loading of .env files

1 files changed, 60 insertions, 0 deletions

diff --git a/env/env.go b/env/env.go
new file mode 100644
index 0000000..1bf0bd1
--- /dev/null
+++ b/env/env.go
@@ -0,0 +1,60 @@
+package env
+
+import (
+	"github.com/joho/godotenv"
+	"io/fs"
+	"os"
+	"path/filepath"
+	"pik/flags"
+	"pik/indexers/pikdex"
+	"pik/model"
+	"pik/spool"
+	"slices"
+)
+
+func IsEnv(file string) bool {
+	options := []string{
+		".env",
+	}
+	for _, e := range *flags.Env {
+		options = append(options,
+			".env-"+e,
+			".env."+e,
+			e+".env")
+	}
+	return slices.Contains(options, file)
+}
+
+func EnvFiles(f fs.FS, p string, deep bool) []string {
+	var result []string
+	dir, err := fs.ReadDir(f, p)
+	if err != nil {
+		return nil
+	}
+	for _, e := range dir {
+		if e.IsDir() && slices.Contains(pikdex.Roots, e.Name()) && deep {
+			result = append(result, EnvFiles(f, e.Name(), false)...)
+		}
+		if !e.IsDir() && IsEnv(e.Name()) {
+			result = append(result, filepath.Join(p, e.Name()))
+		}
+	}
+	return result
+}
+
+func Get(src *model.Source) []string {
+	f := os.DirFS(src.Path)
+	var result []string
+	files := EnvFiles(f, ".", true)
+	for _, f := range files {
+		res, err := godotenv.Read(filepath.Join(src.Path, f))
+		if err != nil {
+			spool.Warn("%v", err)
+			continue
+		}
+		for k, v := range res {
+			result = append(result, k+"="+v)
+		}
+	}
+	return result
+}