blob: 340817d126626a11d78eca11e59560d560a0fab6 [file] [log] [blame]
/*
* Copyright 2018-present Open Networking Foundation
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package devicemenu
import (
"fmt"
"os"
"strings"
"github.com/opencord/voltha-go/cli/util"
)
func doHelp(enterPressed bool) {
input := ""
var b = make([]byte, 1)
inputPrompt := *InputPrompt + "help "
for {
os.Stdin.Read(b)
char := string(b)
if char == "\t" || char == "\n" || char == "?" {
if enterPressed {
baseHelp()
return
}
fmt.Println("")
ret, prompt := util.Test(input, *Commands)
if len(ret) == 1 {
input = ret[0]
if input == "quit" {
util.Exit(true)
} else if input == "exit" {
return
}
MainLoop(Conn, input)
return
} else if len(ret) == 0 {
input = ""
fmt.Print("Invalid Input \n" + inputPrompt)
} else {
fmt.Println(ret)
input = prompt
fmt.Print(prompt + inputPrompt)
}
} else if b[0] == 127 || char == "\b" {
sz := len(input)
if sz > 0 {
fmt.Print("\b \b")
input = input[:sz-1]
}
if !(strings.HasPrefix(input, "device")) {
return
}
} else {
fmt.Print(char)
input += char
}
}
}
func baseHelp() {
message := `
Documented commands (type help <topic>):
========================================
edit help img_dnld_cancel img_revert ports set
eof history img_dnld_list list py shell
exit images img_dnld_request pause run shortcuts
flows img_activate img_dnld_status perf_config save show
Miscellaneous help topics:
==========================
load
Undocumented commands:
======================
quit
`
fmt.Println(message)
}