added support for custom alert tone sound

asset/file.go

@@ -0,0 +1,22 @@
+package asset
+
+import (
+	"bytes"
+	"io"
+)
+
+type AssetFile struct {
+	reader io.Reader
+}
+
+func NewAssetFile(data []byte) AssetFile {
+	return AssetFile{bytes.NewReader(data)}
+}
+
+func (self AssetFile) Read(p []byte) (n int, err error) {
+	return self.reader.Read(p)
+}
+
+func (self AssetFile) Close() error {
+	return nil
+}

asset/player.go

@@ -0,0 +1,37 @@
+package asset
+
+import (
+	"fmt"
+	"github.com/hajimehoshi/go-mp3"
+	"github.com/hajimehoshi/oto"
+	"io"
+	"log"
+)
+
+func beep() error {
+
+	bytes, err := Asset("quindar-tone")
+	if err != nil {
+		log.Fatal("Can't find asset file")
+	}
+
+	d, err := mp3.NewDecoder(NewAssetFile(bytes))
+	if err != nil {
+		return err
+	}
+	defer d.Close()
+
+	p, err := oto.NewPlayer(d.SampleRate(), 2, 2, 8192)
+	if err != nil {
+		return err
+	}
+	defer p.Close()
+
+	if _, err := io.Copy(p, d); err != nil {
+		return err
+	}
+
+	fmt.Print("\a")
+
+	return nil
+}

config.yml

@@ -1,18 +1,25 @@
 theme: dark
-run-charts:
-  - title: CURL-LATENCY
-    data:
+runcharts:
+  - title: SEARCH ENGINE RESPONSE TIME (sec)
+    items:
       - label: GOOGLE
-        script: curl -o /dev/null -s -w '%{time_total}'  http://google.com
+        script: curl -o /dev/null -s -w '%{time_total}'  https://www.google.com/
       - label: YAHOO
-        script: curl -o /dev/null -s -w '%{time_total}'  http://yahoo.com
-      - label: YANDEX
-        script: curl -o /dev/null -s -w '%{time_total}'  http://yandex.com
-    refresh-rate-ms: 200 # TODO consider remove time-scale-sec property, and adjust it automatically based on refresh-rate-ms
-    time-scale-sec: 1
+        script: curl -o /dev/null -s -w '%{time_total}'  https://search.yahoo.com/
+      - label: BING
+        script: curl -o /dev/null -s -w '%{time_total}'  https://www.bing.com/
+    refresh-rate-ms: 200
     decimal-places: 1
+    alert:
+      value:
+        more-than: 0.231
+        less-than: 0.123
+        equal: 0.144
+      indicator:
+        terminal: true
+        beep: true
     legend:
-      labels: true
+      enabled: true
       details: true
     position:
       x: 0
@@ -20,8 +27,8 @@ run-charts:
     size:
       x: 15
       y: 15
-  - title: MONGO-COUNT
-    data:
+  - title: MONGO COLLECTIONS COUNT
+    items:
       - label: POSTS
         script: mongo --quiet --host=localhost blog --eval "db.getCollection('post').find({}).size()"
     position:
@@ -30,3 +37,15 @@ run-charts:
     size:
       x: 15
       y: 15
+barcharts:
+  none
+sparklines:
+  none
+gauges:
+  none
+lists:
+  none
+textboxes:
+  none
+asciiboxes:
+  none

config/config.go

@@ -11,16 +11,15 @@ import (
 
 type Config struct {
 	Theme     console.Theme    `yaml:"theme"`
-	RunCharts []RunChartConfig `yaml:"run-charts"`
+	RunCharts []RunChartConfig `yaml:"runcharts"`
 }
 
 type RunChartConfig struct {
 	Title         string      `yaml:"title"`
-	Items         []data.Item `yaml:"data"`
+	Items         []data.Item `yaml:"items"`
 	Position      Position    `yaml:"position"`
 	Size          Size        `yaml:"size"`
 	RefreshRateMs int         `yaml:"refresh-rate-ms"`
-	TimeScaleSec  int         `yaml:"time-scale-sec"`
 }
 
 func Load(location string) *Config {

config/default.go

@@ -6,7 +6,6 @@ import (
 
 const (
 	defaultRefreshRateMs = 300
-	defaultTimeScaleSec  = 1
 	defaultTheme         = console.ThemeDark
 )
 
@@ -20,9 +19,6 @@ func (self *Config) setDefaultValues() {
 		if chart.RefreshRateMs == 0 {
 			chart.RefreshRateMs = defaultRefreshRateMs
 		}
-		if chart.TimeScaleSec == 0 {
-			chart.TimeScaleSec = defaultTimeScaleSec
-		}
 		self.RunCharts[i] = chart
 	}
 }

go.mod

@@ -1,6 +1,8 @@
 module github.com/sqshq/sampler
 
 require (
+	github.com/hajimehoshi/go-mp3 v0.1.1
+	github.com/hajimehoshi/oto v0.1.1
 	github.com/mattn/go-runewidth v0.0.4 // indirect
 	github.com/mitchellh/go-wordwrap v1.0.0 // indirect
 	github.com/sqshq/termui v0.0.0-20190125032456-731556c09f2c

go.sum

@@ -1,4 +1,12 @@
 github.com/google/pprof v0.0.0-20190109223431-e84dfd68c163/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
+github.com/gopherjs/gopherjs v0.0.0-20180628210949-0892b62f0d9f h1:FDM3EtwZLyhW48YRiyqjivNlNZjAObv4xt4NnJaU+NQ=
+github.com/gopherjs/gopherjs v0.0.0-20180628210949-0892b62f0d9f/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
+github.com/gopherjs/gopherwasm v0.1.1 h1:R/3+SfgCFStiql6ICfyfke1WtpglfjIvTEBux8R1euc=
+github.com/gopherjs/gopherwasm v0.1.1/go.mod h1:kx4n9a+MzHH0BJJhvlsQ65hqLFXDO/m256AsaDPQ+/4=
+github.com/hajimehoshi/go-mp3 v0.1.1 h1:Y33fAdTma70fkrxnc9u50Uq0lV6eZ+bkAlssdMmCwUc=
+github.com/hajimehoshi/go-mp3 v0.1.1/go.mod h1:4i+c5pDNKDrxl1iu9iG90/+fhP37lio6gNhjCx9WBJw=
+github.com/hajimehoshi/oto v0.1.1 h1:EG+WxxeAfde1mI0adhLYvGbKgDCxm7bCTd6g+JIA6vI=
+github.com/hajimehoshi/oto v0.1.1/go.mod h1:hUiLWeBQnbDu4pZsAhOnGqMI1ZGibS6e2qhQdfpwz04=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/mattn/go-runewidth v0.0.2/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
 github.com/mattn/go-runewidth v0.0.4 h1:2BvfKmzob6Bmd4YsL0zygOqfdFnK7GR4QL06Do4/p7Y=