Finished with adding/removing tickers

lib/format.go

@@ -69,7 +69,7 @@ func FormatQuotes(quotes Quotes) string {
 
 {{.Header}}
 {{range .Stocks}}{{.Color}}{{.Ticker}} {{.LastTrade}} {{.Change}} {{.ChangePercent}} {{.Open}} {{.Low}} {{.High}} {{.Low52}} {{.High52}} {{.Volume}} {{.AvgVolume}} {{.PeRatio}} {{.Dividend}} {{.Yield}} {{.MarketCap}}
-{{end}}...`
+{{end}}`
 
 	template, err := template.New("quotes").Parse(markup)
 	if err != nil {

lib/line_editor.go

@@ -4,7 +4,6 @@ package mop
 
 import (
 	"fmt"
-	"sort"
 	"regexp"
 	"strings"
 	"github.com/nsf/termbox-go"
@@ -138,37 +137,30 @@ func (self *LineEditor) done() {
 //-----------------------------------------------------------------------------
 func (self *LineEditor) execute() {
 	switch self.command {
-	case '+', '-':
+	case '+':
-		input := strings.ToUpper(strings.TrimSpace(self.input))
+		tickers := self.tokenize()
-		tickers := regexp.MustCompile(`[,\s]+`).Split(input, -1)
 		if len(tickers) > 0 {
-			if self.command == '+' {
+			self.profile.AddTickers(tickers)
-				self.add_tickers(tickers)
+			DrawQuotes(self.profile.Quotes())
-			} else {
-				self.remove_tickers(tickers)
 		}
+	case '-':
+		tickers := self.tokenize()
+		if len(tickers) > 0 {
+			before := len(self.profile.Tickers)
+			self.profile.RemoveTickers(tickers)
+			after := len(self.profile.Tickers)
+			if after < before {
+				DrawQuotes(self.profile.Quotes())
+				for i := before; i > after; i-- {
+					ClearLine(0, i + 4)
 				}
 			}
-}
-
-//-----------------------------------------------------------------------------
-func  (self *LineEditor) add_tickers(tickers []string) {
-	existing := make(map[string]bool)
-	for _, ticker := range self.profile.Tickers {
-		existing[ticker] = true
-	}
-
-	for _, ticker := range tickers {
-		if _, found := existing[ticker]; !found {
-			self.profile.Tickers = append(self.profile.Tickers, ticker)
 		}
 	}
-
-	sort.Strings(self.profile.Tickers)
-	self.profile.Save()
-	DrawQuotes(self.profile.Quotes())
 }
 
 //-----------------------------------------------------------------------------
-func  (self *LineEditor) remove_tickers(tickers []string) {
+func (self *LineEditor) tokenize() []string {
+	input := strings.ToUpper(strings.TrimSpace(self.input))
+	return regexp.MustCompile(`[,\s]+`).Split(input, -1)
 }

lib/profile.go

@@ -3,6 +3,7 @@
 package mop
 
 import (
+	"sort"
 	"encoding/json"
 	"io/ioutil"
 	"os/user"
@@ -50,6 +51,35 @@ func (self *Profile) Quotes() string {
 	return strings.Join(self.Tickers, "+")
 }
 
+//-----------------------------------------------------------------------------
+func (self *Profile) AddTickers(tickers []string) {
+	existing := make(map[string]bool)
+
+	for _, ticker := range self.Tickers {
+		existing[ticker] = true
+	}
+
+	for _, ticker := range tickers {
+		if _, found := existing[ticker]; !found {
+			self.Tickers = append(self.Tickers, ticker)
+		}
+	}
+	sort.Strings(self.Tickers)
+	self.Save()
+}
+
+//-----------------------------------------------------------------------------
+func (self *Profile) RemoveTickers(tickers []string) {
+	for _, ticker := range tickers {
+		for i, existing := range self.Tickers {
+			if ticker == existing { // Requested ticker is there: remove i-th slice item.
+				self.Tickers = append(self.Tickers[:i], self.Tickers[i+1:]...)
+			}
+		}
+	}
+	self.Save()
+}
+
 // private
 //-----------------------------------------------------------------------------
 func (self *Profile) default_file_name() string {