From 2ce432034eb35f763182de03fb7b42d2a07afc4b Mon Sep 17 00:00:00 2001
From: Kyle Gunger <corechg@gmail.com>
Date: Tue, 15 Sep 2020 20:03:52 -0400
Subject: Webcards update from local git server

---
 webcards/scripts/gui/chat.js | 149 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100644 webcards/scripts/gui/chat.js

(limited to 'webcards/scripts/gui/chat.js')

diff --git a/webcards/scripts/gui/chat.js b/webcards/scripts/gui/chat.js
new file mode 100644
index 0000000..68b8f5d
--- /dev/null
+++ b/webcards/scripts/gui/chat.js
@@ -0,0 +1,149 @@
+'use strict';
+
+class Chat {
+    constructor(e)
+    {
+        this.chats = [];
+        this.root = e;
+        e.getElementsByClassName("toggle-chat")[0].onclick = this.toggle.bind(this);
+    }
+
+    getChannel (name)
+    {
+        for(let i in this.chats)
+        {
+            if (this.chats[i].name == name)
+            {
+                return this.chats[i];
+            }
+        }
+
+        return null;
+    }
+
+    isActive (name)
+    {
+        for(let i in this.chats)
+        {
+            if (this.chats[i].name == name)
+            {
+                if(this.chats[i].btn.getAttribute("active") == "true")
+                    return true;
+                return false;
+            }
+        }
+
+        return false;
+    }
+
+    addChannel (name, follow = true)
+    {
+        if(this.getChannel(name) != null)
+            return;
+
+        let d = document.createElement("div");
+        let b = document.createElement("button");
+
+        this.root.getElementsByClassName("chat-select")[0].appendChild(b);
+
+        b.setAttribute("active", false);
+
+        b.onclick = this.switchChannel.bind(this, name);
+
+        b.innerText = name[0].toUpperCase() + name.slice(1).toLowerCase();
+
+        d.className = "chat-text";
+
+        this.chats.push({name: name, e: d, btn: b});
+
+        if(follow)
+            this.switchChannel(name)
+    }
+
+    getActiveChannel ()
+    {
+        for(let i in this.chats)
+        {
+            if (this.chats[i].btn.getAttribute("active") == "true")
+            {
+                return this.chats[i];
+            }
+        }
+
+        return null;
+    }
+
+    switchChannel (name)
+    {
+        let c = this.getChannel(name);
+        
+        if(c == null)
+            return;
+
+        if(this.getActiveChannel() != null)
+            this.getActiveChannel().btn.setAttribute("active", false);
+
+        c.btn.setAttribute("active", true);
+        var ct = this.root.getElementsByClassName("chat-text")[0];
+        ct.replaceWith(c.e);
+
+        c.e.scroll({
+            top: c.e.scrollTopMax
+        });
+    }
+
+    recieveMessage (channel, msg)
+    {
+        let c = this.getChannel(channel);
+        
+        if(c == null)
+            return;
+        
+        let autoscroll = c.e.scrollTop == c.e.scrollTopMax;
+
+        let csp = document.createElement("span");
+        csp.style.color = msg.color;
+        csp.innerText = msg.user + ": ";
+        let tsp = document.createElement("span");
+        tsp.innerText = msg.text;
+        let d = document.createElement("div");
+        d.appendChild(csp);
+        d.appendChild(tsp);
+
+        c.e.appendChild(d);
+
+        if(autoscroll)
+            c.e.scroll({top: c.e.scrollTopMax});
+    }
+
+    clearChannel (name)
+    {
+        let c = this.getChannel(name);
+        if(c == null)
+            return;
+        
+        while(c.e.firstElementChild != null)
+            c.e.firstElementChild.remove();
+    }
+
+    deleteChannel (name)
+    {
+        let c = this.getChannel(name);
+        if(c == null)
+            return;
+        
+        while(c.e.firstElementChild != null)
+            c.e.firstElementChild.remove();
+        
+        c.btn.remove();
+
+        this.chats.splice(this.chats.indexOf(c), 1);
+    }
+
+    toggle () {
+        if(this.root.getAttribute("show") != "true")
+            this.root.setAttribute("show", "true");
+        else
+            this.root.setAttribute("show", "false");
+    }
+}
-- 
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