/
scmd.go
170 lines (150 loc) · 2.75 KB
/
scmd.go
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package scmd
import (
"fmt"
"strings"
"github.com/nlopes/slack"
)
type Bot struct {
api *slack.Client
rtm *slack.RTM
Cmds map[string]map[string]*Cmd
}
type Cmd struct {
name string
label string
explain []string
run func(*Context)
}
type CmdGroup struct {
name string
Bot
}
func New(key string) *Bot {
api := slack.New(key)
rtm := api.NewRTM()
go rtm.ManageConnection()
return &Bot{
api: api,
rtm: rtm,
Cmds: make(map[string]map[string]*Cmd),
}
}
func (b *Bot) NewCmdGroup(name string) *CmdGroup {
b.Cmds[name] = make(map[string]*Cmd)
b.Cmds[name]["help"] = getNewHelp(name)
return &CmdGroup{
name: name,
Bot: *b,
}
}
func (b *Bot) OneCmd(name string, explain []string, callback func(*Context)) {
b.Cmds[name] = make(map[string]*Cmd)
b.Cmds[name]["help"] = getNewHelp(name)
b.Cmds[name][" "] = &Cmd{
name: name,
label: " ",
explain: explain,
run: callback,
}
}
func (g *CmdGroup) Cmd(label string, explain []string, callback func(*Context)) {
g.Bot.Cmds[g.name][label] = &Cmd{
name: g.name,
label: label,
explain: explain,
run: callback,
}
}
func (b *Bot) Start() {
Loop:
for {
select {
case msg := <-b.rtm.IncomingEvents:
switch ev := msg.Data.(type) {
case *slack.MessageEvent:
go b.evalMes(ev)
case *slack.RTMError:
break Loop
case *slack.InvalidAuthEvent:
break Loop
default:
}
}
}
}
func (b *Bot) evalMes(ev *slack.MessageEvent) {
msg := ev.Text
rawArgs := strings.Split(msg, " ")
args := make([]string, 0)
c := &Context{
rtm: b.rtm,
ev: ev,
bot: b,
rawArgs: rawArgs,
options: make(map[string]string),
flags: make(map[string]bool),
}
group, ok := b.Cmds[rawArgs[0]]
if !ok {
//fmt.Printf("Not exist command group %s", args[0])
return
}
for _, a := range rawArgs {
if a == "" {
continue
}
if len(a) < 2 {
args = append(args, a)
continue
}
var dh bool
if a[0:2] == "--" {
a = a[2:]
dh = true
} else if a[0] == '-' {
a = a[1:]
dh = false
} else {
args = append(args, a)
continue
}
if len(a) < 1 {
args = append(args, a)
continue
}
if strings.Contains(a, "=") {
vals := strings.Split(a, "=")
label := vals[0]
val := strings.Join(vals[1:], "=")
c.options[label] = val
} else {
if dh {
c.flags[a] = true
} else {
for _, label := range a {
c.flags[string(label)] = true
}
}
}
}
if len(args) == 1 {
if cmd, ok := group[" "]; ok {
c.args = args[1:]
cmd.run(c)
return
}
return
}
if cmd, ok := group[args[1]]; ok {
c.args = args[2:]
cmd.run(c)
return
} else if cmd, ok := group[" "]; ok {
c.args = args[1:]
cmd.run(c)
return
} else {
fmt.Printf("Not Exist command: %s %s\n", args[0], args[1])
return
}
}