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/*
* Copyright (C) 2014 ~ 2018 Deepin Technology Co., Ltd.
*
* Author: jouyouyun <jouyouwen717@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package utils
import (
"encoding/json"
"io/ioutil"
"os"
"path"
"sync"
)
var (
DefaultHomeConfigPrefix = os.Getenv("HOME") + "/.config/deepin/"
DefaultSystemConfigPrefix = "/var/cache/deepin/"
DefaultConfigExt = ".json"
)
type Config struct {
configFile string
lock sync.Mutex
}
func (c *Config) Lock() {
c.lock.Lock()
}
func (c *Config) Unlock() {
c.lock.Unlock()
}
func (c *Config) SetConfigFile(file string) {
c.configFile = file
}
func (c *Config) GetConfigFile() string {
return c.configFile
}
func (c *Config) SetConfigName(name string) {
c.SetConfigFile(DefaultHomeConfigPrefix + name + DefaultConfigExt)
}
func (c *Config) SetSystemConfigName(name string) {
c.SetConfigFile(DefaultSystemConfigPrefix + name + DefaultConfigExt)
}
func (c *Config) IsConfigFileExists() bool {
return IsFileExist(c.configFile)
}
func (c *Config) RemoveConfigFile() error {
return os.Remove(c.configFile)
}
func (c *Config) Load(v interface{}) (err error) {
if IsFileExist(c.configFile) {
var fileContent []byte
fileContent, err = ioutil.ReadFile(c.configFile)
if err != nil {
return
}
err = json.Unmarshal(fileContent, v)
} else {
err = c.Save(v)
}
return
}
func (c *Config) Save(v interface{}) (err error) {
c.Lock()
defer c.Unlock()
_ = EnsureDirExist(path.Dir(c.configFile))
var fileContent []byte
fileContent, err = c.GetFileContentToSave(v)
if err != nil {
return
}
err = ioutil.WriteFile(c.configFile, fileContent, 0644)
return
}
func (c *Config) GetFileContentToSave(v interface{}) (fileContent []byte, err error) {
fileContent, err = json.Marshal(v)
return
}
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