From 35a2db858f1635f947c2b5f9bbfe9bb64ef7a472 Mon Sep 17 00:00:00 2001
From: Jeff Carr <jcarr@wit.com>
Date: Wed, 20 Nov 2024 09:31:24 -0600
Subject: Day 1

---
 config.go | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 config.go

(limited to 'config.go')

diff --git a/config.go b/config.go
new file mode 100644
index 0000000..8cdc9ae
--- /dev/null
+++ b/config.go
@@ -0,0 +1,71 @@
+package forgepb
+
+// functions to import and export the protobuf
+// data to and from config files
+
+import (
+	"errors"
+	"os"
+	"path/filepath"
+
+	"go.wit.com/log"
+	"google.golang.org/protobuf/proto"
+)
+
+// writes out the cluster information it seperate files
+// to make it humanly possible to hand edit things as needed
+func (m *Repos) ConfigSave() error {
+	data, err := m.Marshal()
+	if err != nil {
+		log.Info("proto.Marshal() failed len", len(data), err)
+		return err
+	}
+	log.Info("proto.Marshal() worked len", len(data))
+	configWrite("forge.pb", data)
+
+	s := m.FormatTEXT()
+	configWrite("forge.text", []byte(s))
+	return nil
+}
+
+func (m *Repos) ConfigLoad() error {
+	if m == nil {
+		return errors.New("It's not safe to run ConfigLoad() on a nil ?")
+	}
+
+	if data, err := loadFile("forge.pb"); err == nil {
+		if err = proto.Unmarshal(data, m); err != nil {
+			log.Warn("broken forge.pb config file")
+			return err
+		}
+	} else {
+		return err
+	}
+	return nil
+}
+
+func loadFile(filename string) ([]byte, error) {
+	homeDir, err := os.UserHomeDir()
+	p := filepath.Join(homeDir, ".config/forge")
+	fullname := filepath.Join(p, filename)
+	data, err := os.ReadFile(fullname)
+	if err != nil {
+		// log.Info("open config file :", err)
+		return nil, err
+	}
+	return data, nil
+}
+
+func configWrite(filename string, data []byte) error {
+	homeDir, err := os.UserHomeDir()
+	p := filepath.Join(homeDir, ".config/forge")
+	fname := filepath.Join(p, filename)
+	cfgfile, err := os.OpenFile(fname, os.O_RDWR|os.O_CREATE, 0666)
+	defer cfgfile.Close()
+	if err != nil {
+		log.Warn("open config file :", err)
+		return err
+	}
+	cfgfile.Write(data)
+	return nil
+}
-- 
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