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412 lines
8.1 KiB
Go

2 years ago
package stario
import (
"bufio"
"fmt"
"os"
"strconv"
"strings"
"golang.org/x/crypto/ssh/terminal"
)
type InputMsg struct {
msg string
err error
skipSliceSigErr bool
}
func Passwd(hint string, defaultVal string) InputMsg {
return passwd(hint, defaultVal, "")
}
func PasswdWithMask(hint string, defaultVal string, mask string) InputMsg {
return passwd(hint, defaultVal, mask)
}
func MessageBoxRaw(hint string, defaultVal string) InputMsg {
return messageBox(hint, defaultVal)
}
func messageBox(hint string, defaultVal string) InputMsg {
var ioBuf []rune
if hint != "" {
fmt.Print(hint)
}
if strings.Index(hint, "\n") >= 0 {
hint = strings.TrimSpace(hint[strings.LastIndex(hint, "\n"):])
}
fd := int(os.Stdin.Fd())
state, err := terminal.MakeRaw(fd)
if err != nil {
return InputMsg{msg: "", err: err}
}
defer fmt.Println()
defer terminal.Restore(fd, state)
inputReader := bufio.NewReader(os.Stdin)
for {
b, _, err := inputReader.ReadRune()
if err != nil {
return InputMsg{msg: "", err: err}
}
if b == 0x0d {
strValue := strings.TrimSpace(string(ioBuf))
if len(strValue) == 0 {
strValue = defaultVal
}
return InputMsg{msg: strValue, err: err}
}
if b == 0x08 || b == 0x7F {
if len(ioBuf) > 0 {
ioBuf = ioBuf[:len(ioBuf)-1]
}
fmt.Print("\r")
for i := 0; i < len(ioBuf)+2+len(hint); i++ {
fmt.Print(" ")
}
} else {
ioBuf = append(ioBuf, b)
}
fmt.Print("\r")
if hint != "" {
fmt.Print(hint)
}
fmt.Print(string(ioBuf))
}
}
func passwd(hint string, defaultVal string, mask string) InputMsg {
var ioBuf []rune
if hint != "" {
fmt.Print(hint)
}
if strings.Index(hint, "\n") >= 0 {
hint = strings.TrimSpace(hint[strings.LastIndex(hint, "\n"):])
}
fd := int(os.Stdin.Fd())
state, err := terminal.MakeRaw(fd)
if err != nil {
return InputMsg{msg: "", err: err}
}
defer fmt.Println()
defer terminal.Restore(fd, state)
inputReader := bufio.NewReader(os.Stdin)
for {
b, _, err := inputReader.ReadRune()
if err != nil {
return InputMsg{msg: "", err: err}
}
if b == 0x0d {
strValue := strings.TrimSpace(string(ioBuf))
if len(strValue) == 0 {
strValue = defaultVal
}
return InputMsg{msg: strValue, err: err}
}
if b == 0x08 || b == 0x7F {
if len(ioBuf) > 0 {
ioBuf = ioBuf[:len(ioBuf)-1]
}
fmt.Print("\r")
for i := 0; i < len(ioBuf)+2+len(hint); i++ {
fmt.Print(" ")
}
} else {
ioBuf = append(ioBuf, b)
}
fmt.Print("\r")
if hint != "" {
fmt.Print(hint)
}
for i := 0; i < len(ioBuf); i++ {
fmt.Print(mask)
}
}
}
func MessageBox(hint string, defaultVal string) InputMsg {
if hint != "" {
fmt.Print(hint)
}
inputReader := bufio.NewReader(os.Stdin)
str, err := inputReader.ReadString('\n')
if err != nil {
return InputMsg{msg: str, err: err}
}
str = strings.TrimSpace(str)
if len(str) == 0 {
str = defaultVal
}
return InputMsg{msg: str, err: err}
}
func (im InputMsg) IgnoreSliceParseError(i bool) InputMsg {
im.skipSliceSigErr = i
return im
}
func (im InputMsg) String() (string, error) {
if im.err != nil {
return "", im.err
}
return im.msg, nil
}
func (im InputMsg) MustString() string {
res, _ := im.String()
return res
}
func (im InputMsg) SliceString(sep string) ([]string, error) {
if im.err != nil {
return nil, im.err
}
return strings.Split(im.msg, sep), nil
}
func (im InputMsg) MustSliceString(sep string) []string {
res, _ := im.SliceString(sep)
return res
}
func (im InputMsg) sliceFn(sep string, fn func(string) (interface{}, error)) ([]interface{}, error) {
var res []interface{}
data, err := im.SliceString(sep)
if err != nil {
return res, err
}
for _, v := range data {
code, err := fn(v)
if err != nil && !im.skipSliceSigErr {
return nil, err
} else if err == nil {
res = append(res, code)
}
}
return res, nil
}
func (im InputMsg) Int() (int, error) {
if im.err != nil {
return 0, im.err
}
return strconv.Atoi(im.msg)
}
func (im InputMsg) SliceInt(sep string) ([]int, error) {
data, err := im.sliceFn(sep, func(v string) (interface{}, error) {
return strconv.Atoi(v)
})
var res []int
for _, v := range data {
res = append(res, v.(int))
}
return res, err
}
func (im InputMsg) MustSliceInt(sep string) []int {
res, _ := im.SliceInt(sep)
return res
}
func (im InputMsg) MustInt() int {
res, _ := im.Int()
return res
}
func (im InputMsg) Int64() (int64, error) {
if im.err != nil {
return 0, im.err
}
return strconv.ParseInt(im.msg, 10, 64)
}
func (im InputMsg) MustInt64() int64 {
res, _ := im.Int64()
return res
}
func (im InputMsg) SliceInt64(sep string) ([]int64, error) {
data, err := im.sliceFn(sep, func(v string) (interface{}, error) {
return strconv.ParseInt(v, 10, 64)
})
var res []int64
for _, v := range data {
res = append(res, v.(int64))
}
return res, err
}
func (im InputMsg) MustSliceInt64(sep string) []int64 {
res, _ := im.SliceInt64(sep)
return res
}
func (im InputMsg) Uint64() (uint64, error) {
if im.err != nil {
return 0, im.err
}
return strconv.ParseUint(im.msg, 10, 64)
}
func (im InputMsg) MustUint64() uint64 {
res, _ := im.Uint64()
return res
}
func (im InputMsg) SliceUint64(sep string) ([]uint64, error) {
data, err := im.sliceFn(sep, func(v string) (interface{}, error) {
return strconv.ParseUint(v, 10, 64)
})
var res []uint64
for _, v := range data {
res = append(res, v.(uint64))
}
return res, err
}
func (im InputMsg) MustSliceUint64(sep string) []uint64 {
res, _ := im.SliceUint64(sep)
return res
}
func (im InputMsg) Bool() (bool, error) {
if im.err != nil {
return false, im.err
}
return strconv.ParseBool(im.msg)
}
func (im InputMsg) MustBool() bool {
res, _ := im.Bool()
return res
}
func (im InputMsg) SliceBool(sep string) ([]bool, error) {
data, err := im.sliceFn(sep, func(v string) (interface{}, error) {
return strconv.ParseBool(v)
})
var res []bool
for _, v := range data {
res = append(res, v.(bool))
}
return res, err
}
func (im InputMsg) MustSliceBool(sep string) []bool {
res, _ := im.SliceBool(sep)
return res
}
func (im InputMsg) Float64() (float64, error) {
if im.err != nil {
return 0, im.err
}
return strconv.ParseFloat(im.msg, 64)
}
func (im InputMsg) MustFloat64() float64 {
res, _ := im.Float64()
return res
}
func (im InputMsg) SliceFloat64(sep string) ([]float64, error) {
data, err := im.sliceFn(sep, func(v string) (interface{}, error) {
return strconv.ParseFloat(v, 64)
})
var res []float64
for _, v := range data {
res = append(res, v.(float64))
}
return res, err
}
func (im InputMsg) MustSliceFloat64(sep string) []float64 {
res, _ := im.SliceFloat64(sep)
return res
}
func (im InputMsg) Float32() (float32, error) {
if im.err != nil {
return 0, im.err
}
res, err := strconv.ParseFloat(im.msg, 32)
return float32(res), err
}
func (im InputMsg) MustFloat32() float32 {
res, _ := im.Float32()
return res
}
func (im InputMsg) SliceFloat32(sep string) ([]float32, error) {
data, err := im.sliceFn(sep, func(v string) (interface{}, error) {
return strconv.ParseFloat(v, 32)
})
var res []float32
for _, v := range data {
res = append(res, v.(float32))
}
return res, err
}
func (im InputMsg) MustSliceFloat32(sep string) []float32 {
res, _ := im.SliceFloat32(sep)
return res
}
func YesNo(hint string, defaults bool) bool {
for {
res := strings.ToUpper(MessageBox(hint, "").MustString())
if res == "" {
return defaults
}
res = res[0:1]
if res == "Y" {
return true
} else if res == "N" {
return false
}
}
}
func StopUntil(hint string, trigger string, repeat bool) error {
pressLen := len([]rune(trigger))
if trigger == "" {
pressLen = 1
}
fd := int(os.Stdin.Fd())
if hint != "" {
fmt.Print(hint)
}
state, err := terminal.MakeRaw(fd)
if err != nil {
return err
}
defer terminal.Restore(fd, state)
inputReader := bufio.NewReader(os.Stdin)
//ioBuf := make([]byte, pressLen)
i := 0
for {
b, _, err := inputReader.ReadRune()
if err != nil {
return err
}
if trigger == "" {
break
}
if b == []rune(trigger)[i] {
i++
if i == pressLen {
break
}
continue
}
i = 0
if hint != "" && repeat {
fmt.Print("\r\n")
fmt.Print(hint)
}
}
return nil
}