Add color cookies

closes #6

chatclient.go

@@ -191,6 +191,11 @@ func (cl *Client) setName(s string) error {
 	return nil
 }
 
+func (cl *Client) setColor(s string) error {
+	cl.color = s
+	return cl.SendChatData(common.NewChatHiddenMessage(common.CdColor, cl.color))
+}
+
 func (cl *Client) replaceColorizedName(chatData common.ChatData) common.ChatData {
 	data := chatData.Data.(common.DataMessage)
 	data.Message = cl.regexName.ReplaceAllString(data.Message, `<span class="mention">$1</span>`)

chatcommands.go

@@ -127,7 +127,7 @@ var commands = &CommandControl{
 				}
 
 				if len(args) == 0 {
-					cl.color = common.RandomColor()
+					cl.setColor(common.RandomColor())
 					return "Random color chosen: " + cl.color
 				}
 
@@ -136,7 +136,11 @@ var commands = &CommandControl{
 					return "To choose a specific color use the format <i>/color #c029ce</i>.  Hex values expected."
 				}
 
-				cl.color = args[0]
+				err := cl.setColor(args[0])
+				if err != nil {
+					common.LogErrorf("[color] could not send color update to client: %v\n", err)
+				}
+
 				common.LogInfof("[color] %s new color: %s\n", cl.name, cl.color)
 				return "Color changed successfully."
 			},

common/colors.go

@@ -47,8 +47,7 @@ var (
 )
 
 // IsValidColor takes a string s and compares it against a list of css color names.
-// It also accepts hex codes in the form of #000 (RGB), to #00000000 (RRGGBBAA), with A
-// being the alpha value
+// It also accepts hex codes in the form of #RGB and #RRGGBB
 func IsValidColor(s string) bool {
 	s = strings.ToLower(s)
 	for _, c := range colors {

common/constants.go

@@ -8,6 +8,7 @@ const (
 	CdUsers                         // get a list of users
 	CdPing                          // ping the server to keep the connection alive
 	CdAuth                          // get the auth levels of the user
+	CdColor                         // get the users color
 )
 
 type DataType int

static/js/chat.js

@@ -1,5 +1,21 @@
 /// <reference path="./both.js" />
 
+function getCookie(cname) {
+    var name = cname + "=";
+    var decodedCookie = decodeURIComponent(document.cookie);
+    var ca = decodedCookie.split(';');
+    for (var i = 0; i < ca.length; i++) {
+        var c = ca[i];
+        while (c.charAt(0) == ' ') {
+            c = c.substring(1);
+        }
+        if (c.indexOf(name) == 0) {
+            return c.substring(name.length, c.length);
+        }
+    }
+    return "";
+}
+
 function setPlaying(title, link) {
     if (title !== "") {
         $('#playing').text(title);
@@ -89,6 +105,14 @@ function join() {
     }
     setNotifyBox();
     openChat();
+
+    let color = getCookie("color");
+    if (color !== "") {
+        // Do a timeout because timings
+        setTimeout(() => {
+            sendMessage("/color " + color);
+        }, 250);
+    }
 }
 
 function websocketSend(data) {
@@ -169,7 +193,6 @@ function changeColor() {
     }
 }
 
-
 // Get the websocket setup in a function so it can be recalled
 function setupWebSocket() {
     ws = new WebSocket(getWsUri());

wasm/main.go

@@ -10,7 +10,10 @@ import (
 	"github.com/zorchenhimer/MovieNight/common"
 )
 
-var auth common.CommandLevel
+var (
+	auth  common.CommandLevel
+	color string
+)
 
 func recieve(v []js.Value) {
 	if len(v) == 0 {
@@ -41,6 +44,9 @@ func recieve(v []js.Value) {
 			}
 		case common.CdAuth:
 			auth = h.Data.(common.CommandLevel)
+		case common.CdColor:
+			color = h.Data.(string)
+			js.Get("document").Set("cookie", fmt.Sprintf("color=%s;", color))
 		}
 	case common.DTEvent:
 		d := chat.Data.(common.DataEvent)
@@ -101,19 +107,19 @@ func websocketSend(msg string, dataType common.ClientDataType) error {
 
 func send(this js.Value, v []js.Value) interface{} {
 	if len(v) != 1 {
-		showSendError(fmt.Errorf("expected 1 parameter, got %d", len(v)))
+		showChatError(fmt.Errorf("expected 1 parameter, got %d", len(v)))
 		return false
 	}
 
 	err := websocketSend(v[0].String(), common.CdMessage)
 	if err != nil {
-		showSendError(err)
+		showChatError(err)
 		return false
 	}
 	return true
 }
 
-func showSendError(err error) {
+func showChatError(err error) {
 	if err != nil {
 		fmt.Printf("Could not send: %v\n", err)
 		js.Call("appendMessages", `<div><span style="color: red;">Could not send message</span></div>`)
@@ -135,8 +141,9 @@ func isValidName(this js.Value, v []js.Value) interface{} {
 }
 
 func debugValues(v []js.Value) {
-	fmt.Printf("currentName %#v\n", currentName)
 	fmt.Printf("auth %#v\n", auth)
+	fmt.Printf("color %#v\n", color)
+	fmt.Printf("currentName %#v\n", currentName)
 	fmt.Printf("names %#v\n", names)
 	fmt.Printf("filteredNames %#v\n", filteredNames)
 }