From 3f6f45ca8cbab129e81ec1a13ac199348ad173bf Mon Sep 17 00:00:00 2001
From: Layne <laynebalsters@gmail.com>
Date: Sun, 27 Mar 2022 04:39:07 +0000
Subject: [PATCH] @experimental/freeflowchat

---
 src/api/utils/DoElementsOverlap.ts            |  10 --
 src/api/utils/index.ts                        |   1 -
 .../NavigatorRoomSettingsVipChatTabView.tsx   |   6 +-
 .../widgets/chat/ChatWidgetMessageView.tsx    |  31 +++-
 .../room/widgets/chat/ChatWidgetView.scss     |   2 +-
 .../room/widgets/chat/ChatWidgetView.tsx      | 141 +++++++++++++-----
 .../widgets/chat/common/DoChatsOverlap.ts     |   7 +
 7 files changed, 136 insertions(+), 62 deletions(-)
 delete mode 100644 src/api/utils/DoElementsOverlap.ts
 create mode 100644 src/components/room/widgets/chat/common/DoChatsOverlap.ts

diff --git a/src/api/utils/DoElementsOverlap.ts b/src/api/utils/DoElementsOverlap.ts
deleted file mode 100644
index f28b0c86..00000000
--- a/src/api/utils/DoElementsOverlap.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-export const DoElementsOverlap = (a: HTMLElement, b: HTMLElement) =>
-{
-    const rectA = a.getBoundingClientRect();
-    const rectB = b.getBoundingClientRect();
-    
-    const ox = Math.abs(rectA.x - rectB.x) < (rectA.x < rectB.x ? rectB.width : rectA.width);
-    const oy = Math.abs(rectA.y - rectB.y) < (rectA.y < rectB.y ? rectB.height : rectA.height);
-    
-    return (ox && oy);
-}
diff --git a/src/api/utils/index.ts b/src/api/utils/index.ts
index c63244a6..398758cb 100644
--- a/src/api/utils/index.ts
+++ b/src/api/utils/index.ts
@@ -1,6 +1,5 @@
 export * from './CloneObject';
 export * from './ColorUtils';
-export * from './DoElementsOverlap';
 export * from './LocalizeBadgeDescription';
 export * from './LocalizeBageName';
 export * from './LocalizeFormattedNumber';
diff --git a/src/components/navigator/views/room-settings/NavigatorRoomSettingsVipChatTabView.tsx b/src/components/navigator/views/room-settings/NavigatorRoomSettingsVipChatTabView.tsx
index cb6122bc..8ecb26eb 100644
--- a/src/components/navigator/views/room-settings/NavigatorRoomSettingsVipChatTabView.tsx
+++ b/src/components/navigator/views/room-settings/NavigatorRoomSettingsVipChatTabView.tsx
@@ -28,9 +28,9 @@ export const NavigatorRoomSettingsVipChatTabView: FC<NavigatorRoomSettingsTabVie
                         <option value="1">{LocalizeText('navigator.roomsettings.chat.mode.line.by.line')}</option>
                     </select>
                     <select className="form-select form-select-sm" value={roomSettingsData.chatBubbleWeight} onChange={event => handleChange('chat_weight', event.target.value)}>
-                        <option value="0">{LocalizeText('navigator.roomsettings.chat.bubbles.width.normal')}</option>
-                        <option value="1">{LocalizeText('navigator.roomsettings.chat.bubbles.width.thin')}</option>
-                        <option value="2">{LocalizeText('navigator.roomsettings.chat.bubbles.width.wide')}</option>
+                        <option value="1">{LocalizeText('navigator.roomsettings.chat.bubbles.width.normal')}</option>
+                        <option value="2">{LocalizeText('navigator.roomsettings.chat.bubbles.width.thin')}</option>
+                        <option value="0">{LocalizeText('navigator.roomsettings.chat.bubbles.width.wide')}</option>
                     </select>
                     <select className="form-select form-select-sm" value={roomSettingsData.chatBubbleSpeed} onChange={event => handleChange('bubble_speed', event.target.value)}>
                         <option value="0">{LocalizeText('navigator.roomsettings.chat.speed.fast')}</option>
diff --git a/src/components/room/widgets/chat/ChatWidgetMessageView.tsx b/src/components/room/widgets/chat/ChatWidgetMessageView.tsx
index 33dafe95..d7ad0abd 100644
--- a/src/components/room/widgets/chat/ChatWidgetMessageView.tsx
+++ b/src/components/room/widgets/chat/ChatWidgetMessageView.tsx
@@ -1,4 +1,5 @@
-import { FC, MouseEvent, useEffect, useRef, useState } from 'react';
+import { RoomChatSettings } from '@nitrots/nitro-renderer';
+import { FC, useEffect, useMemo, useRef, useState } from 'react';
 import { ChatBubbleMessage } from './common/ChatBubbleMessage';
 
 interface ChatWidgetMessageViewProps
@@ -6,15 +7,27 @@ interface ChatWidgetMessageViewProps
     chat: ChatBubbleMessage;
     makeRoom: (chat: ChatBubbleMessage) => void;
     onChatClicked: (chat: ChatBubbleMessage) => void;
+    bubbleWidth?: number;
 }
 
 export const ChatWidgetMessageView: FC<ChatWidgetMessageViewProps> = props =>
 {
-    const { chat = null, makeRoom = null, onChatClicked = null } = props;
+    const { chat = null, makeRoom = null, onChatClicked = null, bubbleWidth = RoomChatSettings.CHAT_BUBBLE_WIDTH_NORMAL } = props;
     const [ isVisible, setIsVisible ] = useState(false);
     const elementRef = useRef<HTMLDivElement>();
 
-    const onMouseDown = (event: MouseEvent<HTMLDivElement>) => onChatClicked(chat);
+    const getBubbleWidth = useMemo(() =>
+    {
+        switch(bubbleWidth)
+        {
+            case RoomChatSettings.CHAT_BUBBLE_WIDTH_NORMAL:
+                return 350;
+            case RoomChatSettings.CHAT_BUBBLE_WIDTH_THIN:
+                return 240;
+            case RoomChatSettings.CHAT_BUBBLE_WIDTH_WIDE:
+                return 2000;
+        }
+    }, [ bubbleWidth ]);
 
     useEffect(() =>
     {
@@ -57,17 +70,19 @@ export const ChatWidgetMessageView: FC<ChatWidgetMessageViewProps> = props =>
     useEffect(() => setIsVisible(chat.visible), [ chat.visible ]);
 
     return (
-        <div ref={ elementRef } className="bubble-container" style={ { visibility: (isVisible ? 'visible' : 'hidden') } } onClick={ onMouseDown }>
-            { (chat.styleId === 0) && <div className="user-container-bg" style={ { backgroundColor: chat.color } } /> }
-            <div className={ 'chat-bubble bubble-' + chat.styleId + ' type-' + chat.type }>
+        <div ref={ elementRef } className={ `bubble-container ${ isVisible ? 'visible' : 'invisible' }` } onClick={ event => onChatClicked(chat) }>
+            { (chat.styleId === 0) &&
+                <div className="user-container-bg" style={ { backgroundColor: chat.color } } /> }
+            <div className={ `chat-bubble bubble-${ chat.styleId } type-${ chat.type }` } style={ { maxWidth: getBubbleWidth } }>
                 <div className="user-container">
-                    { (chat.imageUrl && (chat.imageUrl !== '')) && <div className="user-image" style={ { backgroundImage: 'url(' + chat.imageUrl + ')' } } /> }
+                    { chat.imageUrl && (chat.imageUrl.length > 0) &&
+                        <div className="user-image" style={ { backgroundImage: `url(${ chat.imageUrl })` } } /> }
                 </div>
                 <div className="chat-content">
                     <b className="username mr-1" dangerouslySetInnerHTML={ { __html: `${ chat.username }: ` } } />
                     <span className="message" dangerouslySetInnerHTML={{ __html: `${ chat.formattedText }` }} />
                 </div>
-                <div className="pointer"></div>
+                <div className="pointer" />
             </div>
         </div>
     );
diff --git a/src/components/room/widgets/chat/ChatWidgetView.scss b/src/components/room/widgets/chat/ChatWidgetView.scss
index a3fdbc2c..4d4eccd2 100644
--- a/src/components/room/widgets/chat/ChatWidgetView.scss
+++ b/src/components/room/widgets/chat/ChatWidgetView.scss
@@ -5,7 +5,7 @@
     align-items: center;
     width: 100%;
     top: 0;
-    height: 270px;
+    min-height: 1px;
     z-index: $chat-zindex;
     background-color: transparent;
     border-radius: 0;
diff --git a/src/components/room/widgets/chat/ChatWidgetView.tsx b/src/components/room/widgets/chat/ChatWidgetView.tsx
index 400ddcbe..10ca89f5 100644
--- a/src/components/room/widgets/chat/ChatWidgetView.tsx
+++ b/src/components/room/widgets/chat/ChatWidgetView.tsx
@@ -1,13 +1,15 @@
-import { NitroPoint, RoomDragEvent } from '@nitrots/nitro-renderer';
+import { GetGuestRoomResultEvent, NitroPoint, RoomChatSettings, RoomChatSettingsEvent, RoomDragEvent } from '@nitrots/nitro-renderer';
 import { FC, useCallback, useEffect, useRef, useState } from 'react';
-import { RoomChatFormatter, RoomWidgetChatSelectAvatarMessage, RoomWidgetRoomObjectMessage, RoomWidgetUpdateChatEvent } from '../../../../api';
-import { UseEventDispatcherHook, UseRoomEngineEvent } from '../../../../hooks';
+import { GetConfiguration, RoomChatFormatter, RoomWidgetChatSelectAvatarMessage, RoomWidgetRoomObjectMessage, RoomWidgetUpdateChatEvent } from '../../../../api';
+import { UseEventDispatcherHook, UseMessageEventHook, UseRoomEngineEvent } from '../../../../hooks';
 import { useRoomContext } from '../../RoomContext';
 import { ChatWidgetMessageView } from './ChatWidgetMessageView';
 import { ChatBubbleMessage } from './common/ChatBubbleMessage';
+import { DoChatsOverlap } from './common/DoChatsOverlap';
 
 export const ChatWidgetView: FC<{}> = props =>
 {
+    const [chatSettings, setChatSettings] = useState<RoomChatSettings>(null);
     const [ chatMessages, setChatMessages ] = useState<ChatBubbleMessage[]>([]);
     const { roomSession = null, eventDispatcher = null, widgetHandler = null } = useRoomContext();
     const elementRef = useRef<HTMLDivElement>();
@@ -21,40 +23,66 @@ export const ChatWidgetView: FC<{}> = props =>
         if(newMessages.length !== chatMessages.length) setChatMessages(newMessages);
     }, [ chatMessages ]);
 
-    const moveChatUp = useCallback((chat: ChatBubbleMessage, amount: number) =>
-    {
-        chat.top -= amount;
-    }, []);
-
     const moveAllChatsUp = useCallback((amount: number) =>
     {
-        chatMessages.forEach(chat => moveChatUp(chat, amount));
+        chatMessages.forEach(chat => (chat.top -= amount));
 
         removeHiddenChats();
-    }, [ chatMessages, moveChatUp, removeHiddenChats ]);
+    }, [ chatMessages, removeHiddenChats ]);
+
+    const checkOverlappingChats = useCallback((chat: ChatBubbleMessage, moved: number, tempChats: ChatBubbleMessage[]) => 
+    {
+        const totalChats = chatMessages.length;
+
+        if(!totalChats) return;
+
+        for(let i = (totalChats - 1); i >= 0; i--)
+        {
+            const collides = chatMessages[i];
+
+            if(!collides || (chat === collides) || (tempChats.indexOf(collides) >= 0) || ((collides.top - moved) >= (chat.top + chat.height))) continue;
+
+            if(DoChatsOverlap(chat, collides, -moved))
+            {
+                const amount = Math.abs((collides.top + collides.height) - chat.top);
+
+                tempChats.push(collides);
+
+                collides.top -= amount;
+
+                checkOverlappingChats(collides, amount, tempChats);
+            }
+        }
+    }, [ chatMessages ]);
 
     const makeRoom = useCallback((chat: ChatBubbleMessage) =>
     {
-        const lowestPoint = ((chat.top + chat.height) - 1);
-        const requiredSpace = (chat.height + 1);
-        const spaceAvailable = (elementRef.current.offsetHeight - lowestPoint);
-
-        if(spaceAvailable < requiredSpace)
+        if(chatSettings.mode === RoomChatSettings.CHAT_MODE_FREE_FLOW)
         {
-            const amount = (requiredSpace - spaceAvailable);
-
-            chatMessages.forEach(existingChat =>
-            {
-                if(existingChat === chat) return;
-
-                moveChatUp(existingChat, amount);
-            });
+            checkOverlappingChats(chat, 0, [ chat ]);
 
             removeHiddenChats();
         }
-    }, [ chatMessages, moveChatUp, removeHiddenChats ]);
+        else
+        {
+            const lowestPoint = (chat.top + chat.height);
+            const requiredSpace = chat.height;
+            const spaceAvailable = (elementRef.current.offsetHeight - lowestPoint);
+            const amount = (requiredSpace - spaceAvailable);
 
-    const addChat = useCallback((chat: ChatBubbleMessage) => setChatMessages(prevValue => [ ...prevValue, chat ]), []);
+            if(spaceAvailable < requiredSpace)
+            {
+                chatMessages.forEach(existingChat =>
+                {
+                    if(existingChat === chat) return;
+
+                    existingChat.top -= amount;
+                });
+
+                removeHiddenChats();
+            }
+        }
+    }, [ chatSettings, chatMessages, removeHiddenChats, checkOverlappingChats ]);
 
     const onRoomWidgetUpdateChatEvent = useCallback((event: RoomWidgetUpdateChatEvent) =>
     {
@@ -71,23 +99,16 @@ export const ChatWidgetView: FC<{}> = props =>
             event.userImage,
             (event.userColor && (('#' + (event.userColor.toString(16).padStart(6, '0'))) || null)));
 
-        addChat(chatMessage);
-    }, [ addChat ]);
+        setChatMessages(prevValue => [ ...prevValue, chatMessage ]);
+    }, []);
 
     UseEventDispatcherHook(RoomWidgetUpdateChatEvent.CHAT_EVENT, eventDispatcher, onRoomWidgetUpdateChatEvent);
 
     const onRoomDragEvent = useCallback((event: RoomDragEvent) =>
     {
-        if(!chatMessages.length) return;
+        if(!chatMessages.length || (event.roomId !== roomSession.roomId)) return;
 
-        if(event.roomId !== roomSession.roomId) return;
-
-        chatMessages.forEach(chat =>
-            {
-                if(!chat.elementRef) return;
-
-                chat.left += event.offsetX;
-            });
+        chatMessages.forEach(chat => (chat.elementRef && (chat.left += event.offsetX)));
     }, [ roomSession, chatMessages ]);
 
     UseRoomEngineEvent(RoomDragEvent.ROOM_DRAG, onRoomDragEvent);
@@ -98,19 +119,61 @@ export const ChatWidgetView: FC<{}> = props =>
         widgetHandler.processWidgetMessage(new RoomWidgetChatSelectAvatarMessage(RoomWidgetChatSelectAvatarMessage.MESSAGE_SELECT_AVATAR, chat.senderId, chat.username, chat.roomId));
     }, [ widgetHandler ]);
 
+    const getScrollSpeed = useCallback(() =>
+    {
+        if(!chatSettings) return 6000;
+
+        switch(chatSettings.speed)
+        {
+            case RoomChatSettings.CHAT_SCROLL_SPEED_FAST:
+                return 3000;
+            case RoomChatSettings.CHAT_SCROLL_SPEED_NORMAL:
+                return 6000;
+            case RoomChatSettings.CHAT_SCROLL_SPEED_SLOW:
+                return 12000;
+        }
+    }, [ chatSettings ])
+
+    const onGetGuestRoomResultEvent = useCallback((event: GetGuestRoomResultEvent) =>
+    {
+        const parser = event.getParser();
+
+        if(!parser.roomEnter) return;
+        
+        setChatSettings(parser.chat);
+    }, []);
+
+    UseMessageEventHook(GetGuestRoomResultEvent, onGetGuestRoomResultEvent);
+
+    const onRoomChatSettingsEvent = useCallback((event: RoomChatSettingsEvent) =>
+    {
+        const parser = event.getParser();
+        
+        setChatSettings(parser.chat);
+    }, []);
+
+    UseMessageEventHook(RoomChatSettingsEvent, onRoomChatSettingsEvent);
+
     useEffect(() =>
     {
-        const interval = setInterval(() => moveAllChatsUp(15), 4500);
+        const interval = setInterval(() => moveAllChatsUp(15), getScrollSpeed());
 
         return () =>
         {
             if(interval) clearInterval(interval);
         }
-    }, [ chatMessages, moveAllChatsUp ]);
+    }, [ chatMessages, moveAllChatsUp, getScrollSpeed ]);
+
+    useEffect(() =>
+    {
+        if(!elementRef || !elementRef.current) return;
+
+        elementRef.current.style.height = ((document.body.offsetHeight * GetConfiguration<number>('chat.viewer.height.percentage')) + 'px');
+    }, []);
 
     return (
         <div ref={ elementRef } className="nitro-chat-widget">
-            { chatMessages.map(chat => <ChatWidgetMessageView key={ chat.id } chat={ chat } makeRoom={ makeRoom } onChatClicked={ onChatClicked } />) }
+            {chatMessages.map(chat => <ChatWidgetMessageView key={chat.id} chat={chat} makeRoom={makeRoom} onChatClicked={onChatClicked} bubbleWidth={ chatSettings.weight }/>)}
         </div>
     );
 }
diff --git a/src/components/room/widgets/chat/common/DoChatsOverlap.ts b/src/components/room/widgets/chat/common/DoChatsOverlap.ts
new file mode 100644
index 00000000..1b7a5ca0
--- /dev/null
+++ b/src/components/room/widgets/chat/common/DoChatsOverlap.ts
@@ -0,0 +1,7 @@
+import { ChatBubbleMessage } from './ChatBubbleMessage';
+
+export const DoChatsOverlap = (a: ChatBubbleMessage, b: ChatBubbleMessage, additionalBTop: number) =>
+{
+    return !(((a.left + a.width) < b.left) || (a.left > (b.left + b.width)) || ((a.top + a.height) < (b.top + additionalBTop)) || (a.top > ((b.top + additionalBTop) + b.height)));
+}
+      
\ No newline at end of file