From 7af07c596166bf93b79a9d0816b1950dde360fb9 Mon Sep 17 00:00:00 2001
From: jwijenbergh <jeroenwijenbergh@protonmail.com>
Date: Fri, 17 Jun 2022 14:00:40 +0200
Subject: Server: Implement function for checking renewal button visibility

---
 internal/config/config.go | 60 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 internal/config/config.go

(limited to 'internal/config/config.go')

diff --git a/internal/config/config.go b/internal/config/config.go
new file mode 100644
index 0000000..a9ebec7
--- /dev/null
+++ b/internal/config/config.go
@@ -0,0 +1,60 @@
+package config
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"path"
+	"github.com/jwijenbergh/eduvpn-common/internal/util"
+)
+
+type Config struct {
+	Name      string
+	Directory string
+}
+
+func (config *Config) Init(name string, directory string) {
+	config.Name = name
+	config.Directory = directory
+}
+
+func (config *Config) GetFilename() string {
+	pathString := path.Join(config.Directory, config.Name)
+	return fmt.Sprintf("%s.json", pathString)
+}
+
+func (config *Config) Save(readStruct interface{}) error {
+	configDirErr := util.EnsureDirectory(config.Directory)
+	if configDirErr != nil {
+		return &ConfigSaveError{Err: configDirErr}
+	}
+	jsonString, marshalErr := json.Marshal(readStruct)
+	if marshalErr != nil {
+		return &ConfigSaveError{Err: marshalErr}
+	}
+	return ioutil.WriteFile(config.GetFilename(), jsonString, 0o600)
+}
+
+func (config *Config) Load(writeStruct interface{}) error {
+	bytes, readErr := ioutil.ReadFile(config.GetFilename())
+	if readErr != nil {
+		return &ConfigLoadError{Err: readErr}
+	}
+	return json.Unmarshal(bytes, writeStruct)
+}
+
+type ConfigSaveError struct {
+	Err error
+}
+
+func (e *ConfigSaveError) Error() string {
+	return fmt.Sprintf("failed to save config with error: %v", e.Err)
+}
+
+type ConfigLoadError struct {
+	Err error
+}
+
+func (e *ConfigLoadError) Error() string {
+	return fmt.Sprintf("failed to load config with error: %v", e.Err)
+}
-- 
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