NotificationSystem.c

См. документацию.

const static float NOTIFICATION_FADE_TIME = 3.0; 
 
enum NotificationType
{
    FRIEND_CONNECTED,
    INVITE_FAIL_SAME_SERVER,
    JOIN_FAIL_GET_SESSION,
    CONNECT_FAIL_GENERIC,
    DISCONNECTED,
    GENERIC_ERROR,
    //Please add types before this item
    NOTIFICATIONS_END
}
 
class NotificationRuntimeData
{
    ref NotificationData    m_StaticData;
    
    float                   m_NotificationTime;
    float                   m_TimeRemaining;
    string                  m_DetailText;
    
    void NotificationRuntimeData(float time, NotificationData data, string detail_text)
    {
        m_NotificationTime    = time;
        m_TimeRemaining      = time;
        m_StaticData        = data;
 
        if (detail_text != "")
            m_DetailText    = detail_text;
        else
            m_DetailText    = m_StaticData.m_DescriptionText;
    }
 
    float GetTime()
    {
        return m_NotificationTime;
    }
    
    float GetRemainingTime()
    {
        return m_TimeRemaining;
    }
    
    string GetIcon()
    {
        return m_StaticData.m_Icon;
    }
    
    string GetTitleText()
    {
        return m_StaticData.m_TitleText;
    }
    
    string GetDetailText()
    {
        return m_DetailText;
    }
    
    void UpdateRemainingTime(float updateInterval)
    {
        m_TimeRemaining -= updateInterval;
    }
    
    void SetTime(float time);
}
 
class NotificationSystem
{
    const int DEFAULT_TIME_DISPLAYED  = 10;
    const float NOTIFICATION_FADE_TIME    = 3.0;
 
    protected static const string JSON_FILE_PATH = "scripts/data/notifications.json";                 
    protected static const int MAX_NOTIFICATIONS = 5;
 
    private static const float UPDATE_INTERVAL_THRESHOLD = 1.0;
    
    protected static ref NotificationSystem                       m_Instance;
    
    protected ref array<ref NotificationRuntimeData>          m_TimeArray;
    protected ref array<ref NotificationRuntimeData>          m_DeferredArray;
    protected ref map<NotificationType, ref NotificationData>    m_DataArray;
    
    protected float m_TimeElapsed;
    
    ref ScriptInvoker m_OnNotificationAdded = new ScriptInvoker();
    ref ScriptInvoker m_OnNotificationRemoved = new ScriptInvoker();
    
    static void InitInstance()
    {
        if (!m_Instance)
        {
            m_Instance = new NotificationSystem();
            m_Instance.LoadNotificationData();
        }
    }
    
    static void CleanupInstance()
    {
        m_Instance = null;
    }
    
    static NotificationSystem GetInstance()
    {
        return m_Instance;
    }
    
    void NotificationSystem()
    {
        m_TimeElapsed  = 0.0;
 
        m_TimeArray  = new array<ref NotificationRuntimeData>();
        m_DeferredArray = new array<ref NotificationRuntimeData>();
    }
    
    static void SendNotificationToPlayerExtended(Man player, float show_time, string title_text, string detail_text = "", string icon = "")
    {
        if (player)
        {
            SendNotificationToPlayerIdentityExtended(player.GetIdentity(), show_time, title_text, detail_text, icon);
        }
    }
    
    static void SendNotificationToPlayerIdentityExtended(PlayerIdentity player, float show_time, string title_text, string detail_text = "", string icon = "")
    {
        ScriptRPC rpc = new ScriptRPC();
        
        rpc.Write(show_time);
        rpc.Write(title_text);
        rpc.Write(detail_text);
        rpc.Write(icon);
 
        rpc.Send(null, ERPCs.RPC_SEND_NOTIFICATION_EXTENDED, true, player);
    }
    
    static void SendNotificationToPlayer(Man player, NotificationType type, float show_time, string detail_text = "")
    {
        if (player)
        {
            SendNotificationToPlayerIdentity(player.GetIdentity(), type, show_time, detail_text);
        }
    }
    
    static void SendNotificationToPlayerIdentity( PlayerIdentity player, NotificationType type, float show_time, string detail_text = "" )
    {
        ScriptRPC rpc = new ScriptRPC();
        
        rpc.Write(type);
        rpc.Write(show_time);
        rpc.Write(detail_text);
 
        rpc.Send(null, ERPCs.RPC_SEND_NOTIFICATION, true, player);
    }
    
    static void AddNotification(NotificationType type, float show_time, string detail_text = "")
    {
        if (m_Instance.m_TimeArray.Count() < MAX_NOTIFICATIONS)
        {
            NotificationRuntimeData data = new NotificationRuntimeData(show_time, m_Instance.GetNotificationData(type), detail_text);
            
            m_Instance.m_TimeArray.Insert(data);
            m_Instance.m_OnNotificationAdded.Invoke(data);
        }
        else
        {
            NotificationRuntimeData dataDeferred = new NotificationRuntimeData(show_time, m_Instance.GetNotificationData(type), detail_text);
            m_Instance.m_DeferredArray.Insert(dataDeferred);
        }
    }
    
    static void AddNotificationExtended(float show_time, string title_text, string detail_text = "", string icon = "")
    {
        if (m_Instance.m_TimeArray.Count() < MAX_NOTIFICATIONS)
        {
            NotificationData tempData = new NotificationData(icon, title_text);
            NotificationRuntimeData data = new NotificationRuntimeData(show_time, tempData, detail_text);
            
            m_Instance.m_TimeArray.Insert(data);
            m_Instance.m_OnNotificationAdded.Invoke(data);
        }
        else
        {
            NotificationData tempDataDeferred = new NotificationData(icon, title_text);
            NotificationRuntimeData dataDeferred = new NotificationRuntimeData(show_time, tempDataDeferred, detail_text);
            m_Instance.m_DeferredArray.Insert(dataDeferred);
        }
    }
    
    static void Update(float timeslice)
    {
        if (m_Instance)
        {
            if (g_Game.GetGameState() != DayZGameState.IN_GAME && g_Game.GetGameState() != DayZGameState.MAIN_MENU)
                return;
    
            m_Instance.m_TimeElapsed += timeslice;
            if (m_Instance.m_TimeElapsed >= UPDATE_INTERVAL_THRESHOLD)
            {
                array<NotificationRuntimeData> expiredNotifications = new array<NotificationRuntimeData>();
                foreach (NotificationRuntimeData visibleNotificationData : m_Instance.m_TimeArray)
                {
                    if (visibleNotificationData.GetRemainingTime() <= 0.0)
                        expiredNotifications.Insert(visibleNotificationData);
                    else
                        visibleNotificationData.UpdateRemainingTime(UPDATE_INTERVAL_THRESHOLD);
                }
                
                foreach (NotificationRuntimeData expiredNotificationData : expiredNotifications)
                {
                    m_Instance.m_OnNotificationRemoved.Invoke(expiredNotificationData);
                    m_Instance.m_TimeArray.RemoveItem(expiredNotificationData);
                    
                    if (m_Instance.m_DeferredArray.Count() > 0)
                    {
                        int count = m_Instance.m_DeferredArray.Count();
                        NotificationRuntimeData deferredNotificationData = m_Instance.m_DeferredArray.Get(count - 1);
                        m_Instance.m_TimeArray.Insert(deferredNotificationData);
                        m_Instance.m_OnNotificationAdded.Invoke(deferredNotificationData);
                        m_Instance.m_DeferredArray.Remove(count - 1);
                    }
                }
    
                m_Instance.m_TimeElapsed = 0;
            }
        }
    }
    
    protected NotificationData GetNotificationData(NotificationType type)
    {
        if (m_DataArray.Contains(type))
            return m_DataArray.Get(type);
        
        return null;
    }
    
    static void LoadNotificationData()
    {
        map<NotificationType, NotificationData> dataArray;
        m_Instance.m_DataArray = new map<NotificationType, ref NotificationData>();
        string errorMessage;
        if (!JsonFileLoader<map<NotificationType, NotificationData>>.LoadFile(JSON_FILE_PATH, dataArray, errorMessage))
            ErrorEx(errorMessage);
        
        m_Instance.m_DataArray.Copy(dataArray);
        
        array<int> notificationTypes = new array<int>();
        NotificationType notificationType = 0;
        while (notificationType != NotificationType.NOTIFICATIONS_END)
        {
            notificationTypes.Insert(notificationType);
            notificationType++;
        }
        
        for (int i = 0; i < m_Instance.m_DataArray.Count(); ++i)
        {
            notificationTypes.RemoveItem(m_Instance.m_DataArray.GetKey(i));
        }
        
        if (notificationTypes.Count() > 0)
        {
            foreach (NotificationType notificationType2 : notificationTypes)
            {
                NotificationData notificationData = new NotificationData(
                    "please_add_an_icon",
                    "please_add_a_title",
                    "optional_description",
                );
 
                m_Instance.m_DataArray.Insert(notificationType2, notificationData);
            }
 
            if (!JsonFileLoader<map<NotificationType, ref NotificationData>>.SaveFile(JSON_FILE_PATH, m_Instance.m_DataArray, errorMessage))
                ErrorEx(errorMessage);
        }
    }
}