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package internal
import (
"encoding/json"
"fmt"
"io/ioutil"
"path"
)
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 := 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, 0o644)
}
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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