func NewGame() *Game {
g := &Game{ishell.NewShell(), NewPlayer(), NewPlaces()}
g.Setup()
return g
}
func main() {
shell := ishell.NewShell()
// display info
shell.Println("Sample Interactive Shell")
// handle exit
shell.Register("exit", func(cmd string, args []string) (string, error) {
shell.Println("Do you want to do more ? y/n:")
line, _ := shell.ReadLine()
if strings.ToLower(line) == "y" {
doLogin(shell)
}
shell.Stop()
return "bye!", nil
})
// register a function for "greet" command.
shell.Register("greet", func(cmd string, args []string) (string, error) {
name := "Stranger"
if len(args) > 0 {
name = strings.Join(args, " ")
}
return "Hello " + name, nil
})
// start shell
shell.Start()
}
func main() {
shell := ishell.NewShell()
// display info
shell.Println("Sample Interactive Shell")
// handle login
shell.Register("login", func(args ...string) (string, error) {
doLogin(shell)
return "", nil
})
// handle "greet".
shell.Register("greet", func(args ...string) (string, error) {
name := "Stranger"
if len(args) > 0 {
name = strings.Join(args, " ")
}
return "Hello " + name, nil
})
// read multiple lines with "multi" command
shell.Register("multi", func(args ...string) (string, error) {
shell.Println("Input multiple lines and end with semicolon ';'.")
lines := shell.ReadMultiLines(";")
shell.Println("Done reading. You wrote:")
return lines, nil
})
// start shell
shell.Start()
}
func main() {
shell := ishell.NewShell()
connection := connect()
shell.Println("Connected")
registerCommands(shell, connection)
shell.Start()
}
func NewWorld() *World {
// https://www.youtube.com/watch?v=GXBDvzz_jC8
w := &World{AllGrids: NewGridList(), Density: defaultDensity,
Shell: ishell.NewShell()}
w.initialize()
return w
}
func enter_shell(m2m *xrm2m.M2MClient) {
const done = "<done>"
shell := ishell.NewShell()
shell.Println("Welcome to the telemetry management demo")
shell.Register("collectors", func(args ...string) (string, error) {
var cols []Collector
for _, arg := range args {
host, port, _ := net.SplitHostPort(arg)
portnum, _ := strconv.Atoi(port)
cols = append(cols, Collector{Address: host, Port: portnum})
}
update_collectors(m2m, &cols)
return "Updated collectors", nil
})
shell.Register("policy", func(args ...string) (string, error) {
if len(args) != 1 {
return "Please specify a policy name", nil
}
err := set_policy(m2m, args[0])
return "Updated policy", err
})
shell.Start()
}
func init() {
flag.IntVar(&flagvar, "flagname", 1234, "help message for flagname")
shell = ishell.NewShell()
}
func main() {
// create new shell.
// by default, new shell includes 'exit', 'help' and 'clear' commands.
shell := ishell.NewShell()
// display welcome info.
shell.Println("iKettle 2.0 shell")
var settings settings
var loadSettings = func() {
b, err := ioutil.ReadFile("./.ikettle")
if err == nil {
err = json.Unmarshal(b, &settings)
if err != nil {
shell.Println("Error reading .ikettle settings file:", err)
}
return
}
shell.Println("Error reading .ikettle settings file:", err)
}
var saveSettings = func() {
b, err := json.Marshal(&settings)
if err != nil {
shell.Println("Error saving .ikettle settings file:", err)
return
}
err = ioutil.WriteFile("./.ikettle", b, 0660)
if err != nil {
shell.Println("Error saving .ikettle settings file:", err)
}
}
loadSettings()
// register a function for "connect" command.
shell.Register("connect", func(args ...string) (string, error) {
if remoteConn != nil {
return "", errors.New("already connected - use 'disconnect' first")
}
if len(args) > 0 {
settings.RemoteAddr = args[0]
saveSettings()
}
if len(settings.RemoteAddr) == 0 {
return "", errors.New("connect address missing, e.g. 'connect 192.168.0.10'")
}
var err error
remoteConn, err = net.DialTimeout("tcp", settings.RemoteAddr+":2081", time.Duration(5)*time.Second)
if err != nil {
remoteConn = nil
return "", err
}
go func() {
rdr := bufio.NewReader(remoteConn)
var buf []byte
for {
b, err := rdr.ReadByte()
if err != nil {
shell.Println("Disconnected")
if remoteConn != nil {
go func(rc net.Conn) {
defer func() {
recover()
}()
rc.Close()
}(remoteConn)
}
return
}
if b != endMessage {
buf = append(buf, b)
continue
}
switch buf[0] {
case commandSentAck:
shell.Println("OK!")
buf = []byte{}
case autoDacKettleResponse:
if len(buf) != 3 {
shell.Println("invalid length for kettle dac response")
buf = []byte{}
continue
}
shell.Println("DAC response:", buf)
buf = []byte{}
case wifiNetworkResponse:
// SSID,-db}SSID,-db}
shell.Println("wifi response:", buf)
s := string(buf)
p := strings.Split(s, "}")
for _, wn := range p {
if len(wn) == 0 {
buf = []byte{}
continue
}
p2 := strings.SplitN(wn, ",", 2)
shell.Println("=>", fmt.Sprintf("%s (%s dBm)", p2[0], p2[1]))
}
buf = []byte{}
case deviceInfoResponse:
if len(buf) != 3 {
shell.Println("invalid length for device info response")
buf = []byte{}
continue
}
deviceType := int(buf[1])
deviceSDK := int(buf[2])
var deviceName string
switch deviceType {
case deviceKettle:
deviceName = "iKettle 2.0"
case deviceCoffee:
deviceName = "Coffee"
default:
deviceName = "Unknown"
}
shell.Println("Device info:")
shell.Println("=>", fmt.Sprintf("Type = %s [%d]", deviceName, deviceType))
shell.Println("=>", fmt.Sprintf("SDK = %d", deviceSDK))
buf = []byte{}
case kettleStatus:
if len(buf) != 6 {
shell.Println("invalid length for kettle status update:", buf)
shell.Println("`" + string(buf) + "`")
buf = []byte{}
continue
}
flag := buf[1]
var status string
//var kettleReady, boilingInProgress, keepWarmInProgress, cycleFinished, babyCooling bool
switch flag {
case 0:
status = "READY"
//kettleReady = true
case 1:
status = "BOILING"
//boilingInProgress = true
case 2:
status = "KEEP WARM"
//keepWarmInProgress = true
case 3:
status = "FINISHED"
//cycleFinished = true
case 4:
status = "COOLING"
//babyCooling = true
default:
shell.Println("Invalid flag in kettle status:", flag)
}
temp := buf[2]
waterlevel1 := int(buf[3])
waterlevel2 := int(buf[4])
wlevel := (waterlevel1 << 8) + waterlevel2
wlevel2 := wlevel - settings.OffBaseWeight
shell.Println("Status =>", status, fmt.Sprintf("(%d)", flag))
shell.Println("Temperature =>", temp)
var wlstatus string
if wlevel2 < 130 {
wlstatus = "EMPTY"
} else if wlevel2 < 163 {
wlstatus = "LOW"
} else if wlevel2 < 203 {
wlstatus = "HALF"
} else if wlevel2 < 270 {
wlstatus = "FULL"
} else {
wlstatus = "OVERFILLED"
}
shell.Println("Water level =>", wlevel, fmt.Sprintf("(%s)", wlstatus))
if pendingDAC {
settings.OffBaseWeight = int((waterlevel1 << 8) + waterlevel2)
saveSettings()
_, err := remoteConn.Write([]byte{autoDacKettle, endMessage})
if err != nil {
shell.Println("Error requesting AutoDAC:", err)
return
}
pendingDAC = false
shell.Println("Wait for DAC response")
}
buf = []byte{}
default:
shell.Println("Got command:", buf)
shell.Println("ASCII: `" + string(buf) + "`")
buf = []byte{}
}
}
}()
return "Connected to " + settings.RemoteAddr, nil
})
shell.Register("disconnect", func(args ...string) (string, error) {
if remoteConn == nil {
return "", errors.New("not connected")
}
err := remoteConn.Close()
remoteConn = nil
if err != nil {
return "", err
}
return "Disconnected from " + settings.RemoteAddr, nil
})
shell.Register("calibrate", func(args ...string) (string, error) {
if remoteConn == nil {
return "", errors.New("not connected")
}
shell.Println("Take kettle off base and press ENTER")
_ = shell.ReadLine()
pendingDAC = true
return "Wait for status response", nil
})
shell.Register("on", func(args ...string) (string, error) {
if remoteConn == nil {
return "", errors.New("not connected")
}
temperature := 100
if len(args) > 0 {
tmp := args[0]
v, err := strconv.Atoi(tmp)
if err != nil {
return "", errors.New("temperature must be valid number")
}
temperature = v
}
_, err := remoteConn.Write([]byte{turnOnKettle, byte(temperature), 0, endMessage})
if err != nil {
return "", err
}
return "switched on", nil
})
shell.Register("off", func(args ...string) (string, error) {
if remoteConn == nil {
return "", errors.New("not connected")
}
_, err := remoteConn.Write([]byte{turnOffKettle, endMessage})
if err != nil {
return "", err
}
return "switched off", nil
})
shell.Register("cmd", func(args ...string) (string, error) {
if remoteConn == nil {
return "", errors.New("not connected")
}
var buf []byte
for _, v := range args {
i, e := strconv.Atoi(v)
if e != nil {
return "", fmt.Errorf("arg must be numeric byte value: %s", v)
}
buf = append(buf, byte(i))
}
if buf[len(buf)-1] != 126 {
buf = append(buf, byte(126))
}
_, err := remoteConn.Write(buf)
if err != nil {
return "", err
}
return fmt.Sprintf("command sent: %v", buf), nil
})
shell.Register("wifi", func(args ...string) (string, error) {
if remoteConn == nil {
return "", errors.New("not connected")
}
_, err := remoteConn.Write([]byte{listWifiNetworks, endMessage})
if err != nil {
return "", err
}
return "wifi network list requested", nil
})
shell.Register("info", func(args ...string) (string, error) {
if remoteConn == nil {
return "", errors.New("not connected")
}
_, err := remoteConn.Write([]byte{deviceInfo, endMessage})
if err != nil {
return "", err
}
return "wifi network list requested", nil
})
shell.Register("setup", func(args ...string) (string, error) {
if remoteConn == nil {
return "", errors.New("not connected: switch to iKettle network, then `connect 192.168.4.1`")
}
shell.ShowPrompt(false)
defer shell.ShowPrompt(true)
shell.Print("Enter network SSID:")
ssid := shell.ReadLine()
shell.Print("Enter network password:"******"Bytes: %v", bSsid))
_, err := remoteConn.Write(bSsid)
if err != nil {
return "", fmt.Errorf("Error sending SSID command: %s", err)
}
bPasswd := []byte{configureWifiPassword}
bPasswd = append(bPasswd, []byte(passwd)...)
bPasswd = append(bPasswd, endMessage)
_, err = remoteConn.Write(bPasswd)
shell.Println(fmt.Sprintf("Bytes: %v", bPasswd))
if err != nil {
return "", fmt.Errorf("Error sending password command: %s", err)
}
bEnd := []byte{configureWifi, endMessage}
shell.Println(fmt.Sprintf("Bytes: %v", bEnd))
_, err = remoteConn.Write(bEnd)
if err != nil {
return "", fmt.Errorf("Error sending setup command: %s", err)
}
return "After ACK, switch to normal wifi network and `connect [kettle-ip]`", nil
})
// start shell
shell.Start()
}
func enter_shell(m2m *xrm2m.M2MClient) {
const done = "<done>"
shell := ishell.NewShell()
shell.Println("Welcome to the XR M2M CLI")
// CLI transition functions
shell.Register("cli_exec", func(args ...string) (string, error) {
return m2m.CliExec(strings.Join(args, " ")), m2m.Error
})
shell.Register("cli_get", func(args ...string) (string, error) {
return pretty_print(m2m.CliGet(strings.Join(args, " ")), m2m.Error)
})
shell.Register("cli_set", func(args ...string) (string, error) {
m2m.CliSet(strings.Join(args, " "))
return done, m2m.Error
})
shell.Register("write_file", func(args ...string) (string, error) {
shell.Println("Input multiple lines and end with semicolon ';'.")
data := shell.ReadMultiLines(";")
data = strings.TrimSuffix(data, ";") // @@@ bug in ishell
m2m.WriteFile(args[0], []byte(data))
return done, m2m.Error
})
// Basic schema ops
shell.Register("get", func(args ...string) (string, error) {
return pretty_print(m2m.Get(strings.Join(args, " ")), m2m.Error)
})
shell.Register("get_children", func(args ...string) (string, error) {
return pretty_print(m2m.GetChildren(strings.Join(args, " ")), m2m.Error)
})
shell.Register("set", func(args ...string) (string, error) {
m2m.Set(args[0], args[1])
return done, m2m.Error
})
shell.Register("delete", func(args ...string) (string, error) {
m2m.Delete(strings.Join(args, " "))
return done, m2m.Error
})
shell.Register("replace", func(args ...string) (string, error) {
m2m.Replace(strings.Join(args, " "))
return done, m2m.Error
})
// Commit operations. Both "comment" and "label" are optional
shell.Register("commit", func(args ...string) (string, error) {
comment, label := optional(args)
return m2m.Commit(comment, label), m2m.Error
})
shell.Register("commit_replace", func(args ...string) (string, error) {
comment, label := optional(args)
return m2m.CommitReplace(comment, label), m2m.Error
})
shell.Register("discard_changes", func(args ...string) (string, error) {
m2m.DiscardChanges()
return done, m2m.Error
})
shell.Register("get_changes", func(args ...string) (string, error) {
return pretty_print(m2m.GetChanges(), m2m.Error)
})
// Schema
shell.Register("get_schema", func(args ...string) (string, error) {
path := args[0]
var fields string
if len(args) == 2 {
fields = args[1]
}
return pretty_print(m2m.GetSchema(path, fields), m2m.Error)
})
shell.Register("get_version", func(args ...string) (string, error) {
return pretty_print(m2m.GetVersion(), m2m.Error)
})
shell.Start()
}