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package config
import (
"os"
"path/filepath"
"sync"
)
// an experiment to see if this is useful
var saveMu sync.RWMutex
// returns true if config is working okay
func InitValid() bool {
saveMu.Lock()
defer saveMu.Unlock()
if configPB == nil {
// todo: try to re-init it here
return false
}
return true
}
// saves your applications config file
func Save() error {
saveMu.Lock()
defer saveMu.Unlock()
basedir, _ := filepath.Split(configPB.Filename)
if err := os.MkdirAll(basedir, os.ModePerm); err != nil {
return err
}
err := SavePB(configPB)
return err
}
func Get(flag string) string {
saveMu.Lock()
defer saveMu.Unlock()
if configPB == nil {
return ""
}
found := configPB.FindByKey(flag)
if found == nil {
return ""
}
return found.Value
}
func GetPanic(flag string) string {
saveMu.Lock()
defer saveMu.Unlock()
if configPB == nil {
configPanic(flag)
}
found := configPB.FindByKey(flag)
if found == nil {
configPanic(flag)
}
return found.Value
}
func configPanic(varname string) {
saveMu.Lock()
defer saveMu.Unlock()
if configPB == nil {
panic("config file is nil")
}
panic("config name '" + varname + "' not found")
}
func Set(key string, newValue string) error {
saveMu.Lock()
defer saveMu.Unlock()
if configPB == nil {
return NotInitialized
}
found := configPB.FindByKey(key)
if found != nil {
found.Value = newValue
}
newvar := new(Config)
newvar.Key = key
newvar.Value = newValue
configPB.Append(newvar)
return nil
}
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