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var.go
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var.go
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package zcli
import (
"flag"
"os"
"strings"
"github.com/sohaha/zlsgo/zlog"
"github.com/sohaha/zlsgo/ztype"
)
type (
cmdCont struct {
name string
desc string
command Cmd
requiredFlags RequiredFlags
Supplement string
}
runFunc func()
// RequiredFlags RequiredFlags flags
RequiredFlags []string
// Cmd represents a subCommand
Cmd interface {
Flags(subcommand *Subcommand)
Run(args []string)
}
errWrite struct {
}
v struct {
name string
usage string
shorts []string
}
// Subcommand sub command
Subcommand struct {
cmdCont
CommandLine *flag.FlagSet
Name string
Desc string
Supplement string
Parameter string
}
)
const cliPrefix = ""
var (
// BuildTime Build Time
BuildTime = ""
// BuildGoVersion Build Go Version
BuildGoVersion = ""
// BuildGitCommitID Build Git CommitID
BuildGitCommitID = ""
// Log cli logger
Log *zlog.Logger
// FirstParameter First Parameter
FirstParameter = os.Args[0]
flagHelp = new(bool)
flagVersion = new(bool)
osExit = os.Exit
cmds = make(map[string]*cmdCont)
cmdsKey []string
matchingCmd *cmdCont
args []string
requiredFlags = RequiredFlags{}
defaultLang = "en"
unknownCommandFn = func(name string) {
Error("unknown Command: %s", errorText(name))
}
Logo string
Name string
Version string
HideHelp bool
HidePrompt bool
Lang = defaultLang
varsKey = map[string]*v{}
varShortsKey = make([]string, 0)
ShortValues = map[string]interface{}{}
langs = map[string]map[string]string{
"en": {
"command_empty": "Command name cannot be empty",
"help": "Show Command help",
"version": "View version",
"test": "Test",
"restart": "Restart service",
"stop": "Stop service",
"start": "Start service",
"status": "ServiceIfe status",
"uninstall": "Uninstall service",
"install": "Install service",
},
"zh": {
"command_empty": "命令名不能为空",
"help": "显示帮助信息",
"version": "查看版本信息",
"restart": "重启服务",
"stop": "停止服务",
"start": "开始服务",
"status": "服务状态",
"uninstall": "卸载服务",
"install": "安装服务",
},
}
)
func SetLangText(lang, key, value string) {
l, ok := langs[lang]
if !ok {
l = map[string]string{}
}
l[key] = value
langs[lang] = l
}
func GetLangText(key string, def ...string) string {
if lang, ok := langs[Lang][key]; ok {
return lang
}
if lang, ok := langs[defaultLang][key]; ok {
return lang
}
if len(def) > 0 {
return def[0]
}
return key
}
func (e *errWrite) Write(p []byte) (n int, err error) {
Error(strings.Replace(ztype.ToString(p), cliPrefix, "", 1))
return 1, nil
}
func SetVar(name, usage string) *v {
v := &v{
name: cliPrefix + name,
usage: usage,
}
varsKey[name] = v
return v
}
func (v *v) short(short string) *v {
v.shorts = append(v.shorts, short)
// todo prevent duplicate addition
varShortsKey = append(varShortsKey, short)
return v
}
// Required Set flag to be required
func (v *v) Required() *v {
if matchingCmd != nil {
matchingCmd.requiredFlags = append(matchingCmd.requiredFlags, v.name)
} else {
requiredFlags = append(requiredFlags, v.name)
}
return v
}
func (v *v) String(def ...string) *string {
var value string
if len(def) > 0 {
value = def[0]
}
v.setFlagbind(func(name string) {
ShortValues[name] = flag.String(name, value, v.usage)
})
return flag.String(v.name, value, v.usage)
}
func (v *v) Int(def ...int) *int {
var value int
if len(def) > 0 {
value = def[0]
}
v.setFlagbind(func(name string) {
ShortValues[name] = flag.Int(name, value, v.usage)
})
return flag.Int(v.name, value, v.usage)
}
func (v *v) Bool(def ...bool) *bool {
var value bool
if len(def) > 0 {
value = def[0]
}
v.setFlagbind(func(name string) {
ShortValues[name] = flag.Bool(name, value, v.usage)
})
return flag.Bool(v.name, value, v.usage)
}
func (v *v) setFlagbind(fn func(name string)) {
for _, s := range v.shorts {
fn(s)
}
}