history feature

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/gardener/gardener v1.5.0
 	github.com/gardener/gardener-extension-provider-openstack v1.3.1-0.20200327120628-280d268ce96f
 	github.com/gardener/machine-controller-manager v0.27.0
+	github.com/goinggo/mapstructure v0.0.0-20140717182941-194205d9b4a9
 	github.com/golang/mock v1.4.3
 	github.com/jmoiron/jsonq v0.0.0-20150511023944-e874b168d07e
 	github.com/manifoldco/promptui v0.8.0

go.sum

@@ -82,9 +82,11 @@ github.com/blang/semver v3.5.0+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnweb
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/chzyer/logex v1.1.10 h1:Swpa1K6QvQznwJRcfTfQJmTE72DqScAa40E+fbHEXEE=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e h1:fY5BOSpyZCqRo5OhCuC+XN+r/bBCmeuuJtjz+bCNIf8=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
+github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 h1:q763qf9huN11kDQavWsoZXJNW3xEE4JJyHa5Q25/sd8=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cloudflare/cloudflare-go v0.11.4/go.mod h1:ZB+hp7VycxPLpp0aiozQQezat46npDXhzHi1DVtRCn4=
@@ -259,6 +261,8 @@ github.com/gogo/protobuf v1.2.2-0.20190723190241-65acae22fc9d h1:3PaI8p3seN09Vjb
 github.com/gogo/protobuf v1.2.2-0.20190723190241-65acae22fc9d/go.mod h1:SlYgWuQ5SjCEi6WLHjHCa1yvBfUnHcTbrrZtXPKa29o=
 github.com/gogo/protobuf v1.3.1 h1:DqDEcV5aeaTmdFBePNpYsp3FlcVH/2ISVVM9Qf8PSls=
 github.com/gogo/protobuf v1.3.1/go.mod h1:SlYgWuQ5SjCEi6WLHjHCa1yvBfUnHcTbrrZtXPKa29o=
+github.com/goinggo/mapstructure v0.0.0-20140717182941-194205d9b4a9 h1:wqckanyE9qc/XnvnybC6SHOb8Nyd62QXAZOzA8twFig=
+github.com/goinggo/mapstructure v0.0.0-20140717182941-194205d9b4a9/go.mod h1:64ikIrMv84B+raz7akXOqbF7cK3/OQQ/6cClY10oy7A=
 github.com/goji/httpauth v0.0.0-20160601135302-2da839ab0f4d/go.mod h1:nnjvkQ9ptGaCkuDUx6wNykzzlUixGxvkme+H/lnzb+A=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=

pkg/cmd/root.go

@@ -103,6 +103,8 @@ func Execute() {
 	CreateDir(pathSessionID, 0751)
 	pathTarget = filepath.Join(pathSessionID, "target")
 	CreateFileIfNotExists(pathTarget, 0644)
+	pathHistory = filepath.Join(pathSessionID, "history")
+	CreateFileIfNotExists(pathHistory, 0644)
 	gardenConfig = os.Getenv("GARDENCONFIG")
 	if gardenConfig != "" {
 		if _, err := os.Stat(gardenConfig); err != nil {
@@ -159,6 +161,7 @@ func init() {
 	RootCmd.AddCommand(NewInfoCmd(targetReader, ioStreams))
 	RootCmd.AddCommand(NewVersionCmd(), NewUpdateCheckCmd())
 	RootCmd.AddCommand(NewDiagCmd(targetReader, ioStreams))
+	RootCmd.AddCommand(NewHistoryCmd())
 
 	RootCmd.SuggestionsMinimumDistance = suggestionsMinimumDistance
 	RootCmd.BashCompletionFunction = bashCompletionFunc

pkg/internal/history/history.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package cmd
+package history
 
 import (
 	"bufio"
@@ -25,20 +25,21 @@ import (
 	"strings"
 	"syscall"
 
+	"github.com/goinggo/mapstructure"
 	"github.com/manifoldco/promptui"
 )
 
 //History struct
 type History struct {
 	ConfigPath string
-	binary     string
+	Binary     string
 }
 
 //Settings History
 func Settings(path string, binary string) *History {
 	h := &History{
 		ConfigPath: path,   //Config Path
-		binary:     binary, //executable Binary file
+		Binary:     binary, //executable Binary file
 	}
 	return h
 }
@@ -100,18 +101,45 @@ func (h *History) Previous() {
 	if err != nil {
 		log.Fatalln("Prompt failed: \n", err)
 	}
-	h.Write(result)
-	ExecuteItem(h.binary, result)
+
+	Execute(h.Binary, result)
 }
 
 //List all HIstory records and execute the select one
 func (h *History) List() {
-	reverse := reverse(h.Load())
-	load := reverse[:10]
+	load := reverse(h.Load())
+
+	if len(load) > 1000 {
+		load = load[:1000]
+	}
+
+	items := factoryMyBoxItem(load)
+	templates := &promptui.SelectTemplates{
+		Label:    "{{ . }}?",
+		Active:   "\U0001F4CC {{ .Cmd | cyan }} ",
+		Inactive: "  {{ .Cmd | cyan }}",
+		Selected: "\U0001F4CC {{ .Cmd | red | cyan }} ",
+		Details: `
+--------- Cluster Info ----------
+{{ "Garden:" | faint }}	{{ .Garden }}
+{{ "Project:" | faint }}	{{ .Project }}
+{{ "Seed:" | faint }}	{{ .Seed }}
+{{ "Control Plane:" | faint }}	{{ .ControlPlane }}
+{{ "Shoot:" | faint }}	{{ .Shoot }}`,
+	}
+	searcher := func(input string, index int) bool {
+		myboxitem := items[index]
+		name := strings.Replace(strings.ToLower(myboxitem.Cmd), " ", "", -1)
+		input = strings.Replace(strings.ToLower(input), " ", "", -1)
+		return strings.Contains(name, input)
+	}
+
 	prompt := promptui.Select{
-		Label: "Target hisotry",
-		Items: load,
-		Size:  10,
+		Label:     "Target hisotry",
+		Items:     items,
+		Templates: templates,
+		Size:      10,
+		Searcher:  searcher,
 	}
 
 	i, _, err := prompt.Run()
@@ -121,12 +149,26 @@ func (h *History) List() {
 	}
 
 	item := load[i]
-	h.Write(item)
-	ExecuteItem(h.binary, item)
+
+	Execute(h.Binary, item)
 }
 
-//ExecuteItem execute item
-func ExecuteItem(binary string, result string) {
+func factoryMyBoxItem(load []string) []MyBoxItem {
+	items := []MyBoxItem{}
+	box := Mybox{items}
+	for _, i := range load {
+		mapInstance := toMap(i)
+		var myBoxItem MyBoxItem
+		if err := mapstructure.Decode(mapInstance, &myBoxItem); err != nil {
+			fmt.Println(err)
+		}
+		box.addItem(myBoxItem)
+	}
+	return box.Items
+}
+
+//Execute binary eg gardenctl subcommand
+func Execute(binary string, result string) {
 	binary, lookErr := exec.LookPath(binary)
 	if lookErr != nil {
 		panic(lookErr)
@@ -149,10 +191,6 @@ func convert(i interface{}) string {
 		str = string(x[:])
 	case string:
 		str = x
-	/*
-		add more convert if need
-	*/
-
 	default:
 		log.Fatalln("convert type unknown")
 	}
@@ -174,3 +212,63 @@ func reverse(s []string) []string {
 	}
 	return s
 }
+
+func toMap(str string) map[string]string {
+	c := strings.Fields(str)
+	a := make(map[string]string)
+	a["Cmd"] = str
+	for i, k := range c {
+		k = format(k)
+		if i%2 == 0 {
+			a[k] = c[i+1]
+		}
+	}
+	return a
+}
+
+func format(str string) string {
+	for {
+		if strings.HasPrefix(str, "-") {
+			str = strings.TrimPrefix(str, "-")
+		} else {
+			break
+		}
+	}
+
+	switch strings.ToUpper(str) {
+
+	case "G", "GARDEN", "SERVER":
+		return "Garden"
+	case "S", "SEED":
+		return "Seed"
+	case "P", "Project":
+		return "Project"
+	case "t", "SHOOT":
+		return "Shoot"
+	case "n", "NAMESPACE":
+		return "ControlPlane"
+	default:
+		return str
+	}
+}
+
+//MyBoxItem struct
+type MyBoxItem struct {
+	Cmd          string
+	Seed         string
+	Server       string
+	Garden       string
+	Project      string
+	ControlPlane string
+	Shoot        string
+}
+
+//Mybox struct
+type Mybox struct {
+	Items []MyBoxItem
+}
+
+func (box *Mybox) addItem(item MyBoxItem) []MyBoxItem {
+	box.Items = append(box.Items, item)
+	return box.Items
+}