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config.go
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config.go
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package pkg
import (
"encoding/json"
"os"
"github.com/spf13/afero"
)
type Config struct {
Path string
EditorCmd string
Extras []string
}
func ConfigDirPath() (string, error) {
homeDir, err := os.UserHomeDir()
return homeDir + "/.config/pal", err
}
func ConfigFilePath() (string, error) {
path, err := ConfigDirPath()
if err != nil {
return "", err
}
return path + "/config.json", nil
}
func MakeConfigDir(fs afero.Fs) error {
path, err := ConfigDirPath()
if err != nil {
return err
}
return fs.MkdirAll(path, 0o750)
}
func FromJson(j []byte) (Config, error) {
var c Config
unmarshalErr := json.Unmarshal(j, &c)
return c, unmarshalErr
}
func SaveExtraDir(fs afero.Fs, path string) error {
configFilePath, configFilePathErr := ConfigFilePath()
if configFilePathErr != nil {
return configFilePathErr
}
configFile, readConfigFileErr := ReadFile(fs, configFilePath)
if readConfigFileErr != nil {
return readConfigFileErr
}
c, configFileErr := FromJson(configFile)
if configFileErr != nil {
return configFileErr
}
c.Extras = append(c.Extras, path)
json, jsonErr := c.AsJson()
if jsonErr != nil {
return jsonErr
}
writeFileErr := WriteFile(fs, configFilePath, json, 0o644)
if writeFileErr != nil {
return writeFileErr
}
return nil
}
func (c Config) AsJson() ([]byte, error) {
return json.Marshal(c)
}