enable progress bar (#355)

* enable progress bar
* add spinner pkg
* fix lint

go.mod

@@ -6,6 +6,7 @@ require (
 	github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78 // indirect
 	github.com/Microsoft/go-winio v0.4.14 // indirect
 	github.com/apex/log v1.1.1
+	github.com/briandowns/spinner v1.7.0
 	github.com/docker/distribution v2.7.1+incompatible // indirect
 	github.com/docker/docker v0.0.0-20190313072916-46036c230805
 	github.com/docker/go-connections v0.4.0

go.sum

@@ -29,6 +29,8 @@ github.com/aws/aws-sdk-go v1.20.6/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN
 github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59/go.mod h1:q/89r3U2H7sSsE2t6Kca0lfwTK8JdoNGS/yzM/4iH5I=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
+github.com/briandowns/spinner v1.7.0 h1:aan1hBBOoscry2TXAkgtxkJiq7Se0+9pt+TUWaPrB4g=
+github.com/briandowns/spinner v1.7.0/go.mod h1://Zf9tMcxfRUA36V23M6YGEAv+kECGfvpnLTnb8n4XQ=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
@@ -64,6 +66,7 @@ github.com/dsnet/golib v0.0.0-20171103203638-1ea166775780/go.mod h1:Lj+Z9rebOhdf
 github.com/elazarl/goproxy v0.0.0-20170405201442-c4fc26588b6e/go.mod h1:/Zj4wYkgs4iZTTu3o/KG3Itv/qCCa8VVMlb3i9OVuzc=
 github.com/emicklei/go-restful v0.0.0-20170410110728-ff4f55a20633/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
 github.com/evanphx/json-patch v4.2.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
+github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
@@ -179,6 +182,7 @@ github.com/magiconair/properties v1.8.1 h1:ZC2Vc7/ZFkGmsVC9KvOjumD+G5lXy2RtTKyzR
 github.com/magiconair/properties v1.8.1/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
 github.com/mailru/easyjson v0.0.0-20160728113105-d5b7844b561a/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
 github.com/mattn/go-colorable v0.1.1/go.mod h1:FuOcm+DKB9mbwrcAfNl7/TZVBZ6rcnceauSikq3lYCQ=
+github.com/mattn/go-colorable v0.1.2 h1:/bC9yWikZXAL9uJdulbSfyVNIR3n3trXl+v8+1sx8mU=
 github.com/mattn/go-colorable v0.1.2/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
 github.com/mattn/go-isatty v0.0.5/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/mattn/go-isatty v0.0.7 h1:UvyT9uN+3r7yLEYSlJsbQGdsaB/a0DlgWP3pql6iwOc=

handlers/down.go

@@ -3,11 +3,15 @@ package handlers
 import (
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/deploy"
+	"github.com/metrue/fx/pkg/spinner"
 )
 
 // Down command handle
 func Down() HandleFunc {
 	return func(ctx *context.Context) (err error) {
+		spinner.Start("deploying")
+		defer spinner.Stop()
+
 		cli := ctx.GetCliContext()
 		services := cli.Args()
 		runner := ctx.Get("deployer").(deploy.Deployer)

handlers/list.go

@@ -3,12 +3,16 @@ package handlers
 import (
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/deploy"
+	"github.com/metrue/fx/pkg/spinner"
 	"github.com/metrue/fx/utils"
 )
 
 // List command handle
 func List() HandleFunc {
 	return func(ctx *context.Context) error {
+		spinner.Start("deploying")
+		defer spinner.Stop()
+
 		cli := ctx.GetCliContext()
 		deployer := ctx.Get("deployer").(deploy.Deployer)
 

handlers/up.go

@@ -7,6 +7,7 @@ import (
 	"github.com/apex/log"
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/deploy"
+	"github.com/metrue/fx/pkg/spinner"
 	"github.com/metrue/fx/types"
 	"github.com/metrue/fx/utils"
 	"github.com/pkg/errors"
@@ -24,6 +25,9 @@ var PortRange = struct {
 // Up command handle
 func Up() HandleFunc {
 	return func(ctx *context.Context) (err error) {
+		spinner.Start("deploying")
+		defer spinner.Stop()
+
 		cli := ctx.GetCliContext()
 		funcFile := cli.Args().First()
 		name := cli.String("name")

pkg/spinner/spiner.go

@@ -0,0 +1,40 @@
+package spinner
+
+import (
+	"math/rand"
+	"time"
+
+	"github.com/briandowns/spinner"
+)
+
+var s *spinner.Spinner
+
+func init() {
+	style := spinner.CharSets[36]
+	interval := 100 * time.Millisecond
+	s = spinner.New(style, interval)
+}
+
+// Start spinner
+func Start(task string) {
+	colors := []string{
+		"red",
+		"green",
+		"yellow",
+		"blue",
+		"magenta",
+		"cyan",
+		"white",
+	}
+
+	rand.Seed(time.Now().UnixNano())
+	// nolint
+	s.Color(colors[rand.Intn(len(colors))])
+	s.Prefix = task + " "
+	s.Start()
+}
+
+// Stop spinner
+func Stop() {
+	s.Stop()
+}