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io.go
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io.go
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package utils
import (
"bufio"
"encoding/json"
"fmt"
"io/fs"
"maps"
"os"
"path/filepath"
"strings"
)
type Config struct {
GsVersion string `json:"gs-version"`
App AppConfig `json:"app"`
}
type AppConfig struct {
Name string `json:"name"`
Version string `json:"version"`
CustomConfig bool `json:"custom-config"`
Main string `json:"main"`
Target string `json:"target"`
}
var path2ModStmpMs map[string]int64
func Input(hint string) string {
var value string
fmt.Print(hint)
scanner := bufio.NewScanner(os.Stdin)
if scanner.Scan() {
value = scanner.Text()
} else {
ThrowE(scanner.Err())
}
return value
}
func Save(path string, data string) {
file, err := os.Create(path)
if err != nil {
ThrowE(err)
}
defer file.Close()
_, err = file.WriteString(data)
if err != nil {
ThrowE(err)
}
}
func Read(path string) string {
data, err := os.ReadFile(path)
if err != nil {
ThrowE(err)
}
return string(data)
}
func ReadConfig(path string) Config {
jsonData, err := os.ReadFile(path)
if err != nil {
ThrowE(err)
}
var config Config
err = json.Unmarshal(jsonData, &config)
if err != nil {
ThrowE(err)
}
return config
}
func AddPackageToMainGo(projectName, mainPath, packageName string) {
lines := make([]string, 0, 8)
added := false
replacer := strings.NewReplacer(
"\t", "",
"\n", "",
"\v", "",
"\f", "",
"\r", "",
" ", "",
"\x85", "",
"\xA0", "",
)
for _, line := range strings.Split(Read(mainPath), "\n") {
lines = append(lines, line)
if !added && replacer.Replace(line) == "packagemain" {
added = true
lines = append(lines, "", fmt.Sprintf(`import _ "%s/%s"`, projectName, packageName))
}
}
Save(mainPath, strings.Join(lines, "\n"))
}
func Mkdir(path string) {
if err := os.Mkdir(path, fs.ModeDir); err != nil {
ThrowE(err)
}
}
func PrintE(err error) {
fmt.Println("error:", err.Error())
}
func ThrowE(err error) {
PrintE(err)
os.Exit(1)
}
func ThrowS(msg string, args ...any) {
ThrowE(fmt.Errorf(msg, args...))
}
func AssertNotEmpty(name string, value any) {
switch value := value.(type) {
case string:
if value == "" {
ThrowS("%s can not be empty", name)
}
case []any:
if len(value) == 0 {
ThrowS("%s can not be empty", name)
}
default:
ThrowS("Unsupported type %T", value)
}
}
func CheckModified() bool {
neoPath2ModStmpMs := make(map[string]int64)
if err := filepath.Walk(GetPath(), func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
name := info.Name()
if info.IsDir() && name == ".git" {
return filepath.SkipDir
}
if !info.IsDir() && name[max(0, len(name)-3):] == ".go" {
neoPath2ModStmpMs[path] = info.ModTime().UnixMilli()
}
return nil
}); err != nil {
ThrowE(err)
}
result := !maps.Equal(neoPath2ModStmpMs, path2ModStmpMs)
path2ModStmpMs = neoPath2ModStmpMs
return result
}