This repository has been archived by the owner on Jul 25, 2022. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 42
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
5 changed files
with
207 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,176 @@ | ||
| // Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file | ||
| // | ||
| // 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 cmd | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "fmt" | ||
| "io" | ||
| "log" | ||
| "os" | ||
| "os/exec" | ||
| "reflect" | ||
| "strings" | ||
| "syscall" | ||
|
|
||
| "github.com/manifoldco/promptui" | ||
| ) | ||
|
|
||
| //History struct | ||
| type History struct { | ||
| ConfigPath string | ||
| binary string | ||
| } | ||
|
|
||
| //Settings History | ||
| func Settings(path string, binary string) *History { | ||
| h := &History{ | ||
| ConfigPath: path, //Config Path | ||
| binary: binary, //executable Binary file | ||
| } | ||
| return h | ||
| } | ||
|
|
||
| //Wrtie history record | ||
| func (h *History) Write(i interface{}) { | ||
| f, err := os.OpenFile(h.ConfigPath, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0666) | ||
| if err != nil { | ||
| log.Fatalln("History file write error ", h.ConfigPath) | ||
| } | ||
| defer f.Close() | ||
| if _, err := f.WriteString(convert(i)); err != nil { | ||
| log.Fatalln("History file write error ", h.ConfigPath) | ||
| } | ||
| } | ||
|
|
||
| //Load History records | ||
| func (h *History) Load() []string { | ||
| f, err := os.Open(h.ConfigPath) | ||
| if err != nil { | ||
| log.Fatalln("cannot open the file", err) | ||
| } | ||
| defer f.Close() | ||
| rd := bufio.NewReader(f) | ||
|
|
||
| var items []string | ||
|
|
||
| for { | ||
| line, _, err := rd.ReadLine() | ||
| if err == io.EOF { | ||
| break | ||
| } else if err != nil { | ||
| log.Fatalln("Load err:", err) | ||
| } | ||
| items = append(items, string(line)) | ||
| } | ||
| return items | ||
| } | ||
|
|
||
| //Previous History record display and execute | ||
| func (h *History) Previous() { | ||
| load := h.Load() | ||
|
|
||
| if len(load) <= 1 { | ||
| fmt.Println("history empty") | ||
| os.Exit(0) | ||
| } | ||
|
|
||
| item := make([]string, 1) | ||
| copy(item, load[len(load)-2:len(load)-1]) | ||
|
|
||
| prompt := promptui.Select{ | ||
| Label: "Prvious", | ||
| Items: item, | ||
| } | ||
|
|
||
| _, result, err := prompt.Run() | ||
|
|
||
| if err != nil { | ||
| log.Fatalln("Prompt failed: \n", err) | ||
| } | ||
| h.Write(result) | ||
| ExecuteItem(h.binary, result) | ||
| } | ||
|
|
||
| //List all HIstory records and execute the select one | ||
| func (h *History) List() { | ||
| reverse := reverse(h.Load()) | ||
| load := reverse[:10] | ||
| prompt := promptui.Select{ | ||
| Label: "Target hisotry", | ||
| Items: load, | ||
| Size: 10, | ||
| } | ||
|
|
||
| i, _, err := prompt.Run() | ||
|
|
||
| if err != nil { | ||
| log.Fatalln("Prompt failed: \n", err) | ||
| } | ||
|
|
||
| item := load[i] | ||
| h.Write(item) | ||
| ExecuteItem(h.binary, item) | ||
| } | ||
|
|
||
| //ExecuteItem execute item | ||
| func ExecuteItem(binary string, result string) { | ||
| binary, lookErr := exec.LookPath(binary) | ||
| if lookErr != nil { | ||
| panic(lookErr) | ||
| } | ||
|
|
||
| args := strings.Fields(result) | ||
| env := os.Environ() | ||
| execErr := syscall.Exec(binary, args, env) | ||
| if execErr != nil { | ||
| panic(execErr) | ||
| } | ||
| } | ||
|
|
||
| func convert(i interface{}) string { | ||
| var str string | ||
| switch x := i.(type) { | ||
| case []string: | ||
| str = strings.Join(x, " ") | ||
| case []byte: | ||
| str = string(x[:]) | ||
| case string: | ||
| str = x | ||
| /* | ||
| add more convert if need | ||
| */ | ||
|
|
||
| default: | ||
| log.Fatalln("convert type unknown") | ||
| } | ||
| return isLineBreak(str) | ||
| } | ||
|
|
||
| func isLineBreak(str string) string { | ||
| if strings.HasSuffix(str, "\n") { | ||
| return str | ||
| } | ||
| return str + "\n" | ||
| } | ||
|
|
||
| func reverse(s []string) []string { | ||
| n := reflect.ValueOf(s).Len() | ||
| swap := reflect.Swapper(s) | ||
| for i, j := 0, n-1; i < j; i, j = i+1, j-1 { | ||
| swap(i, j) | ||
| } | ||
| return s | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters