Added <right>now()</right>

lib/format.go

@@ -5,11 +5,21 @@ package mop
 import (
 	"bytes"
 	"text/template"
+	"time"
 )
 
 //-----------------------------------------------------------------------------
 func Format(message []Message) string {
-	markup := `{{range .}}<green>{{.Ticker}}</green> ${{.LastTrade}} <red>{{.Change}}</red>
+	vars := struct {
+		Now    string
+		Stocks []Message
+	}{
+		time.Now().Format("3:04:05pm PST"),
+		message,
+	}
+
+	markup := `Hello<right>{{.Now}}</right>
+{{range .Stocks}}<green>{{.Ticker}}</green> ${{.LastTrade}} <red>{{.Change}}</red>
 {{end}}...`
 
 	template, err := template.New("screen").Parse(markup)
@@ -18,9 +28,10 @@ func Format(message []Message) string {
 	}
 
 	buffer := new(bytes.Buffer)
-	err = template.Execute(buffer, message)
+	err = template.Execute(buffer, vars)
 	if err != nil {
 		panic(err)
 	}
+
 	return buffer.String()
 }

lib/screen.go

@@ -3,10 +3,10 @@
 package mop
 
 import (
-	"regexp"
-	"strings"
 	"github.com/michaeldv/just"
 	"github.com/nsf/termbox-go"
+	"regexp"
+	"strings"
 )
 
 // Can combine attributes and a single color using bitwise OR.
@@ -15,7 +15,7 @@ import (
 // AttrUnderline
 // AttrReverse
 //
-var colors = map[string]termbox.Attribute{
+var tags = map[string]termbox.Attribute{
 	"black":   termbox.ColorBlack,
 	"red":     termbox.ColorRed,
 	"green":   termbox.ColorGreen,
@@ -24,6 +24,7 @@ var colors = map[string]termbox.Attribute{
 	"magenta": termbox.ColorMagenta,
 	"cyan":    termbox.ColorCyan,
 	"white":   termbox.ColorWhite,
+	"right":   termbox.ColorDefault,
 }
 
 //-----------------------------------------------------------------------------
@@ -37,17 +38,17 @@ func Draw(stocks string) {
 }
 
 //
-// Return regular expression that matches all possible color tags, i.e.
+// Return regular expression that matches all possible tags, i.e.
 // </?black>|</?red>| ... |</?white>
 //-----------------------------------------------------------------------------
 func tagsRegexp() *regexp.Regexp {
-	tags := []string{}
+	arr := []string{}
 
-	for color, _ := range colors {
-		tags = append(tags, "</?"+color+">")
+	for tag, _ := range tags {
+		arr = append(arr, "</?"+tag+">")
 	}
 
-	return regexp.MustCompile(strings.Join(tags, "|"))
+	return regexp.MustCompile(strings.Join(arr, "|"))
 }
 
 //
@@ -72,23 +73,34 @@ func tagName(str string) string {
 
 //-----------------------------------------------------------------------------
 func drawLine(x int, y int, str string) {
-	column := 0
+	column, right := 0, false
 	foreground, background := termbox.ColorDefault, termbox.ColorDefault
 
 	for _, token := range just.Split(tagsRegexp(), str) {
 		if tag, open := isTag(token); tag {
-			if color, ok := colors[tagName(token)]; ok {
+			key := tagName(token)
+			if value, ok := tags[key]; ok {
 				token = ""
-				if open {
-					foreground = color
-				} else {
-					foreground = termbox.ColorDefault
+				switch key {
+				case "right":
+					right = open
+				default:
+					if open {
+						foreground = value
+					} else {
+						foreground = termbox.ColorDefault
+					}
 				}
 			}
 		}
 
-		for _, char := range token {
-			termbox.SetCell(x+column, y, char, foreground, background)
+		for i, char := range token {
+			if !right {
+				termbox.SetCell(x+column, y, char, foreground, background)
+			} else {
+				width, _ := termbox.Size()
+				termbox.SetCell(width-len(token)+i, y, char, foreground, background)
+			}
 			column += 1
 		}
 	}
@@ -104,5 +116,5 @@ func drawScreen(str string) {
 }
 
 func DrawScreen(str string) {
-        drawScreen(str)
+	drawScreen(str)
 }

mop.go

@@ -3,10 +3,9 @@
 package main
 
 import (
-        "fmt"
-        "time"
 	"github.com/michaeldv/mop/lib"
 	"github.com/nsf/termbox-go"
+	"time"
 )
 
 //-----------------------------------------------------------------------------
@@ -19,44 +18,40 @@ func initTermbox() {
 
 //-----------------------------------------------------------------------------
 func mainLoop(profile string) {
-        event_queue := make(chan termbox.Event)
-        event_tick := time.NewTicker(1 * time.Second)
+	event_queue := make(chan termbox.Event)
+	event_tick := time.NewTicker(1 * time.Second)
 
-        go func() {
-                for {
-                        event_queue <- termbox.PollEvent()
-                }
-        }()
+	go func() {
+		for {
+			event_queue <- termbox.PollEvent()
+		}
+	}()
 
-        mop.Draw(profile)
+	mop.Draw(profile)
 loop:
 	for {
-                select {
-                case event := <- event_queue:
-        		switch event.Type {
-        		case termbox.EventKey:
-        			if event.Key == termbox.KeyEsc {
-        				break loop
-        			}
-        		case termbox.EventResize:
-        			// Draw(profile)
-        			// x, y := termbox.Size()
-        			str := fmt.Sprintf("(%d:%d)", event.Width, event.Height)
-        			mop.DrawScreen(str + ": <red>Hello world</red>, how <white>are</white> <blue>you?</blue>")
-        		}
-                case <-event_tick.C:
-			mop.DrawScreen(time.Now().Format("3:04:05pm PST"))
-                        //mop.Draw(profile)
-                }
+		select {
+		case event := <-event_queue:
+			switch event.Type {
+			case termbox.EventKey:
+				if event.Key == termbox.KeyEsc {
+					break loop
+				}
+			case termbox.EventResize:
+				mop.Draw(profile)
+			}
+		case <-event_tick.C:
+			mop.Draw(profile)
+		}
 	}
 }
 
 //-----------------------------------------------------------------------------
 func main() {
 
-        initTermbox()
+	initTermbox()
 	defer termbox.Close()
 
 	profile := mop.LoadProfile()
-        mainLoop(profile)
+	mainLoop(profile)
 }