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config.go
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package main
import (
_ "embed"
"encoding/json"
"os"
"os/user"
"path"
)
const configFsPath = ".upt/config.json"
//go:embed "config.json"
var configFileContent []byte
type Config struct {
PkgConfigs []PkgConfig `json:"pkg"`
}
type PkgConfig struct {
Name string `json:"name"`
Shell string `json:"shell"`
Flow []PkgCommand `json:"flow"`
}
type PkgCommand struct {
Command string `json:"cmd"`
RegExp string `json:"re"`
}
func readConfig(data interface{}) {
var err error
if configFileExist() {
configFileContent, err = os.ReadFile(configFileName())
fatalOnError(err)
}
err = json.Unmarshal(configFileContent, data)
fatalOnError(err)
}
func actualConfigFile() string {
if configFileExist() {
return configFileName()
} else {
return "default"
}
}
func configFileExist() bool {
_, err := os.Stat(configFileName())
return !os.IsNotExist(err)
}
func configFileName() string {
u, _ := user.Current()
return path.Join(u.HomeDir, configFsPath)
}
func saveDefaultConfig() {
var err error
if !configFileExist() {
err = os.MkdirAll(path.Dir(configFileName()), 0740)
fatalOnError(err)
}
err = os.WriteFile(configFileName(), configFileContent, 0640)
fatalOnError(err)
}