Add logging package

it will abstract other frameworks eventually, but for now keep it simple

pkg/logger/logger.go

@@ -0,0 +1,79 @@
+package logger
+
+import (
+	"fmt"
+	"time"
+
+	. "github.com/logrusorgru/aurora"
+
+	"github.com/briandowns/spinner"
+)
+
+var s *spinner.Spinner
+
+func Spinner(i int) {
+
+	if i > 43 {
+		i = 43
+	}
+
+	s = spinner.New(spinner.CharSets[i], 100*time.Millisecond) // Build our new spinner
+	s.Start()                                                  // Start the spinner
+}
+
+func SpinnerText(suffix, prefix string) {
+	s.Suffix = Bold(Magenta(suffix)).BgBlack().String()
+	s.Prefix = Bold(Cyan(prefix)).String()
+}
+
+func SpinnerStop() {
+	s.Stop()
+	s = nil
+}
+
+func Warning(msg ...interface{}) {
+	if s != nil {
+		SpinnerText(Sprintf(msg), Bold(Yellow("Warn")).BgBlack().String())
+		return
+	}
+	cmd := []interface{}{Bold(Yellow("Warn")).BgBlack().String()}
+	for _, f := range msg {
+		cmd = append(cmd, f)
+	}
+	fmt.Println(cmd)
+}
+func Debug(msg ...interface{}) {
+	if s != nil {
+		SpinnerText(Sprintf(msg), Bold(White("Debug")).BgBlack().String())
+		return
+	}
+	cmd := []interface{}{Bold(White("Debug")).String()}
+	for _, f := range msg {
+		cmd = append(cmd, f)
+	}
+	fmt.Println(cmd)
+}
+
+func Info(msg ...interface{}) {
+	if s != nil {
+		SpinnerText(Sprintf(msg), Bold(Blue("Info")).BgBlack().String())
+		return
+	}
+	cmd := []interface{}{Bold(Green("Info")).String()}
+	for _, f := range msg {
+		cmd = append(cmd, f)
+	}
+	fmt.Println(cmd)
+}
+
+func Error(msg ...interface{}) {
+	if s != nil {
+		SpinnerText(Sprintf(msg), Bold(Red("Error")).BgBlack().String())
+		return
+	}
+	cmd := []interface{}{Bold(Red("Error")).String()}
+	for _, f := range msg {
+		cmd = append(cmd, f)
+	}
+	fmt.Println(cmd)
+}