added text formatting (bold & italic) for normal/native mode

src/utils/textstyleparser.go

@@ -0,0 +1,67 @@
+package utils
+
+import (
+	"strconv"
+)
+
+const (
+	Normal string = "NORMAL"
+	Bold          = "BOLD"
+	Italic        = "ITALIC"
+)
+
+const (
+	None        int = 0
+	BoldBegin       = 1
+	BoldEnd         = 2
+	ItalicBegin     = 3
+	ItalicEnd1      = 4
+	ItalicEnd2      = 5
+)
+
+func ParseMarkdownMessage(message string) (string, []string) {
+	textFormat := Normal
+	textFormatBegin := 0
+	textFormatEnd := 0
+	state := None
+	signalCliFormatStrings := []string{}
+	fullString := ""
+
+	runes := []rune(message) //turn string to slice
+
+	for i, v := range runes { //iterate through rune
+		if v == '*' {
+			if state == BoldBegin {
+				if i-1 == textFormatBegin {
+					state = ItalicBegin
+					textFormat = Italic
+					textFormatBegin = i
+				} else {
+					state = BoldEnd
+					textFormatEnd = i - 1
+				}
+			} else if state == None {
+				state = BoldBegin
+				textFormat = Bold
+				textFormatBegin = i
+			} else if state == ItalicBegin {
+				state = ItalicEnd1
+				textFormatEnd = i - 1
+			} else if state == ItalicEnd1 {
+				state = ItalicEnd2
+			}
+		} else {
+			fullString += string(v)
+		}
+
+		if state == BoldEnd || state == ItalicEnd2 {	
+			signalCliFormatStrings = append(signalCliFormatStrings, strconv.Itoa(textFormatBegin)+":"+strconv.Itoa(textFormatEnd-textFormatBegin)+":"+textFormat)
+			state = None
+			textFormatBegin = 0
+			textFormatEnd = 0
+			textFormat = Normal
+		}
+	}
+
+	return fullString, signalCliFormatStrings
+}