fix：1、sdk更换。2、修复bug

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotification.cs

@@ -0,0 +1,320 @@
+using System;
+using UnityEngine;
+
+namespace Unity.Notifications.Android
+{
+    /// <summary>
+    /// Allows applying a rich notification style to a notification.
+    /// </summary>
+    public enum NotificationStyle
+    {
+        /// <summary>
+        /// Use the default style.
+        /// </summary>
+        None = 0,
+
+        /// <summary>
+        /// Generate a large-format notification centered around an image.
+        /// </summary>
+        BigPictureStyle = 1,
+
+        /// <summary>
+        /// Generate a large-format notification that includes a lot of text.
+        /// </summary>
+        BigTextStyle = 2
+    }
+
+    /// <summary>
+    /// Allows applying an alert behaviour to grouped notifications.
+    /// </summary>
+    public enum GroupAlertBehaviours
+    {
+        /// <summary>
+        /// All notifications in a group with sound or vibration will make sound or vibrate, so this notification will not be muted when it is in a group.
+        /// </summary>
+        GroupAlertAll = 0,
+
+        /// <summary>
+        /// The summary notification in a group will be silenced (no sound or vibration) even if they would otherwise make sound or vibrate.
+        /// Use this to mute this notification if this notification is a group summary.
+        /// </summary>
+        GroupAlertSummary = 1,
+
+        /// <summary>
+        /// All children notification in a group will be silenced (no sound or vibration) even if they would otherwise make sound or vibrate.
+        /// Use this to mute this notification if this notification is a group child. This must be set on all children notifications you want to mute.
+        /// </summary>
+        GroupAlertChildren = 2,
+    }
+
+    /// <summary>
+    /// Data for setting up the big picture style notification.
+    /// Properties that are not available in devices API level are ignored. See Android documentation for availibility.
+    /// <see href="https://developer.android.com/reference/android/app/Notification.BigPictureStyle"/>
+    /// </summary>
+    public struct BigPictureStyle
+    {
+        /// <summary>
+        /// The override for large icon (requirements are the same).
+        /// </summary>
+        /// <see cref="AndroidNotification.LargeIcon"/>
+        public string LargeIcon { get; set; }
+
+        /// <summary>
+        /// The picture to be displayed.
+        /// Can be resource name (like icon), file path or an URI supported by Android.
+        /// </summary>
+        public string Picture { get; set; }
+
+        /// <summary>
+        /// The content title to be displayed in the notification.
+        /// </summary>
+        public string ContentTitle { get; set; }
+
+        /// <summary>
+        /// The content description to set.
+        /// </summary>
+        public string ContentDescription { get; set; }
+
+        /// <summary>
+        /// The summary text to be shown.
+        /// </summary>
+        public string SummaryText { get; set; }
+
+        /// <summary>
+        /// Whether to show big picture in place of large icon when collapsed.
+        /// </summary>
+        public bool ShowWhenCollapsed { get; set; }
+    }
+
+    /// <summary>
+    /// The AndroidNotification is used schedule a local notification, which includes the content of the notification.
+    /// </summary>
+    public struct AndroidNotification
+    {
+        /// <summary>
+        /// Notification title.
+        /// Set the first line of text in the notification.
+        /// </summary>
+        public string Title { get; set; }
+
+        /// <summary>
+        /// Notification body.
+        /// Set the second line of text in the notification.
+        /// </summary>
+        public string Text { get; set; }
+
+        /// <summary>
+        /// Notification small icon.
+        /// It will be used to represent the notification in the status bar and content view (unless overridden there by a large icon)
+        /// The icon has to be registered in Notification Settings or a PNG file has to be placed in the `res/drawable` folder of the Android library plugin
+        /// and it's name has to be specified without the extension.
+        /// Alternatively it can also be URI supported by the OS.
+        /// </summary>
+        public string SmallIcon { get; set; }
+
+        /// <summary>
+        /// The date and time when the notification should be delivered.
+        /// </summary>
+        public DateTime FireTime { get; set; }
+
+        /// <summary>
+        /// The notification will be be repeated on every specified time interval.
+        /// Do not set for one time notifications.
+        /// </summary>
+        public TimeSpan? RepeatInterval
+        {
+            get { return m_RepeatInterval; }
+            set { m_RepeatInterval = value.HasValue ? value.Value : (-1L).ToTimeSpan(); }
+        }
+
+        /// <summary>
+        /// Notification large icon.
+        /// Add a large icon to the notification content view. This image will be shown on the left of the notification view in place of the small icon (which will be placed in a small badge atop the large icon).
+        /// The icon has to be registered in Notification Settings or a PNG file has to be placed in the `res/drawable` folder of the Android library plugin
+        /// and it's name has to be specified without the extension.
+        /// Alternatively it can be a file path or system supported URI.
+        /// </summary>
+        public string LargeIcon { get; set; }
+
+        /// <summary>
+        /// Apply a custom style to the notification.
+        /// Currently only BigPicture and BigText styles are supported.
+        /// </summary>
+        public NotificationStyle Style { get; set; }
+
+        /// <summary>
+        /// Accent color to be applied by the standard style templates when presenting this notification.
+        /// The template design constructs a colorful header image by overlaying the icon image (stenciled in white) atop a field of this color. Alpha components are ignored.
+        /// </summary>
+        public Color? Color
+        {
+            get { return m_Color; }
+            set { m_Color = value.HasValue ? value.Value : new Color(0, 0, 0, 0); }
+        }
+
+        /// <summary>
+        /// Sets the number of items this notification represents.
+        /// Is displayed as a badge count on the notification icon if the launcher supports this behavior.
+        /// </summary>
+        public int Number { get; set; }
+
+        /// <summary>
+        /// This notification will automatically be dismissed when the user touches it.
+        /// By default this behavior is turned off.
+        /// </summary>
+        public bool ShouldAutoCancel { get; set; }
+
+        /// <summary>
+        /// Show the notification time field as a stopwatch instead of a timestamp.
+        /// </summary>
+        public bool UsesStopwatch { get; set; }
+
+        /// <summary>
+        ///Set this property for the notification to be made part of a group of notifications sharing the same key.
+        /// Grouped notifications may display in a cluster or stack on devices which support such rendering.
+        /// Only available on Android 7.0 (API level 24) and above.
+        /// </summary>
+        public string Group { get; set; }
+
+        /// <summary>
+        /// Set this notification to be the group summary for a group of notifications. Requires the 'Group' property to also be set.
+        /// Grouped notifications may display in a cluster or stack on devices which support such rendering.
+        /// Only available on Android 7.0 (API level 24) and above.
+        /// </summary>
+        public bool GroupSummary { get; set; }
+
+        /// <summary>
+        /// Sets the group alert behavior for this notification. Set this property to mute this notification if alerts for this notification's group should be handled by a different notification.
+        /// This is only applicable for notifications that belong to a group. This must be set on all notifications you want to mute.
+        /// Only available on Android 8.0 (API level 26) and above.
+        /// </summary>
+        public GroupAlertBehaviours GroupAlertBehaviour { get; set; }
+
+        /// <summary>
+        /// The sort key will be used to order this notification among other notifications from the same package.
+        /// Notifications will be sorted lexicographically using this value.
+        /// </summary>
+        public string SortKey { get; set; }
+
+        /// <summary>
+        /// Use this to save arbitrary string data related to the notification.
+        /// </summary>
+        public string IntentData { get; set; }
+
+        /// <summary>
+        /// Enable it to show a timestamp on the notification when it's delivered, unless the "CustomTimestamp" property is set "FireTime" will be shown.
+        /// </summary>
+        public bool ShowTimestamp { get; set; }
+
+        /// <summary>
+        /// Set this to show custom date instead of the notification's "FireTime" as the notification's timestamp'.
+        /// </summary>
+        public DateTime CustomTimestamp
+        {
+            get { return m_CustomTimestamp; }
+            set
+            {
+                ShowCustomTimestamp = true;
+                m_CustomTimestamp = value;
+            }
+        }
+
+        /// <summary>
+        /// Set this notification to be shown when app is in the foreground (default: true).
+        /// </summary>
+        public bool ShowInForeground
+        {
+            get => !m_SilentInForeground;
+            set => m_SilentInForeground = !value;
+        }
+
+        /// <summary>
+        /// The necessary properties for big picture style notification.
+        /// For convenience, assigning this property will also set the Style property.
+        /// </summary>
+        public BigPictureStyle? BigPicture
+        {
+            get { return m_BigPictureStyle; }
+            set
+            {
+                m_BigPictureStyle = value;
+                if (m_BigPictureStyle.HasValue && Style == NotificationStyle.None)
+                    Style = NotificationStyle.BigPictureStyle;
+                else if (!m_BigPictureStyle.HasValue && Style == NotificationStyle.BigPictureStyle)
+                    Style = NotificationStyle.None;
+            }
+        }
+
+        internal bool ShowCustomTimestamp { get; set; }
+
+        private Color m_Color;
+        private TimeSpan m_RepeatInterval;
+        private DateTime m_CustomTimestamp;
+        private bool m_SilentInForeground;
+        private BigPictureStyle? m_BigPictureStyle;
+
+        /// <summary>
+        /// Create a notification struct with all optional fields set to default values.
+        /// </summary>
+        /// <param name="title">Notification title</param>
+        /// <param name="text">Text to show on notification</param>
+        /// <param name="fireTime">Date and time when to show, can be DateTime.Now to show right away</param>
+        public AndroidNotification(string title, string text, DateTime fireTime)
+        {
+            Title = title;
+            Text = text;
+            FireTime = fireTime;
+
+            SmallIcon = string.Empty;
+            ShouldAutoCancel = false;
+            LargeIcon = string.Empty;
+            Style = NotificationStyle.None;
+            Number = -1;
+            UsesStopwatch = false;
+            IntentData = string.Empty;
+            Group = string.Empty;
+            GroupSummary = false;
+            SortKey = string.Empty;
+            GroupAlertBehaviour = GroupAlertBehaviours.GroupAlertAll;
+            ShowTimestamp = false;
+            ShowCustomTimestamp = false;
+            m_BigPictureStyle = null;
+
+            m_RepeatInterval = (-1L).ToTimeSpan();
+            m_Color = new Color(0, 0, 0, 0);
+            m_CustomTimestamp = (-1L).ToDatetime();
+            m_SilentInForeground = false;
+        }
+
+        /// <summary>
+        /// Create a repeatable notification struct with all optional fields set to default values.
+        /// </summary>
+        /// <param name="title">Notification title</param>
+        /// <param name="text">Text to show on notification</param>
+        /// <param name="fireTime">Date and time when to show, can be DateTime.Now to show right away</param>
+        /// <param name="repeatInterval">Makes notification repeatable with this time interval</param>
+        /// <remarks>
+        /// There is a minimum period of 1 minute for repeating notifications.
+        /// </remarks>
+        public AndroidNotification(string title, string text, DateTime fireTime, TimeSpan repeatInterval)
+            : this(title, text, fireTime)
+        {
+            RepeatInterval = repeatInterval;
+        }
+
+        /// <summary>
+        /// Create a notification struct with a custom small icon and all optional fields set to default values.
+        /// </summary>
+        /// <param name="title">Notification title</param>
+        /// <param name="text">Text to show on notification</param>
+        /// <param name="fireTime">Date and time when to show, can be DateTime.Now to show right away</param>
+        /// <param name="repeatInterval">Makes notification repeatable with this time interval</param>
+        /// <param name="smallIcon">Name of the small icon to be shown on notification</param>
+        public AndroidNotification(string title, string text, DateTime fireTime, TimeSpan repeatInterval, string smallIcon)
+            : this(title, text, fireTime, repeatInterval)
+        {
+            SmallIcon = smallIcon;
+        }
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotification.cs.meta

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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationCallback.cs

@@ -0,0 +1,28 @@
+using System;
+using UnityEngine;
+
+namespace Unity.Notifications.Android
+{
+    class NotificationCallback : AndroidJavaProxy
+    {
+        public NotificationCallback() : base("com.unity.androidnotifications.NotificationCallback")
+        {
+        }
+
+        public override AndroidJavaObject Invoke(string methodName, AndroidJavaObject[] args)
+        {
+            if (methodName.Equals("onSentNotification", StringComparison.InvariantCulture) && args != null && args.Length == 1)
+            {
+                onSentNotification(args[0]);
+                return null;
+            }
+
+            return base.Invoke(methodName, args);
+        }
+
+        public void onSentNotification(AndroidJavaObject notification)
+        {
+            AndroidReceivedNotificationMainThreadDispatcher.GetInstance().EnqueueReceivedNotification(notification);
+        }
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationCallback.cs.meta

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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationCenter.cs.meta

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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationChannel.cs

@@ -0,0 +1,183 @@
+using System;
+
+namespace Unity.Notifications.Android
+{
+    /// <summary>
+    /// The level of interruption of this notification channel.
+    /// The importance of a notification is used to determine how much the notification should interrupt the user (visually and audibly).
+    /// The higher the importance of a notification, the more interruptive the notification will be.
+    /// </summary>
+    /// <remarks>
+    /// The exact behaviour of each importance level might vary depending on the device and OS version on devices running Android 7.1 or older.
+    /// </remarks>
+    public enum Importance
+    {
+        /// <summary>
+        /// A notification with no importance: does not show in the shade.
+        /// </summary>
+        None = 0,
+
+        /// <summary>
+        /// Low importance, notification is shown everywhere, but is not intrusive.
+        /// </summary>
+        Low = 2,
+
+        /// <summary>
+        /// Default importance, notification is shown everywhere, makes noise, but does not intrude visually.
+        /// </summary>
+        Default = 3,
+
+        /// <summary>
+        /// High importance, notification is shown everywhere, makes noise and is shown on the screen.
+        /// </summary>
+        High = 4,
+    }
+
+    /// <summary>
+    /// Determines whether notifications appear on the lock screen.
+    /// </summary>
+    public enum LockScreenVisibility
+    {
+        /// <summary>
+        /// Do not reveal any part of this notification on a secure lock screen.
+        /// </summary>
+        Secret = -1,
+
+        /// <summary>
+        /// Show this notification on all lock screens, but conceal sensitive or private information on secure lock screens.
+        /// </summary>
+        Private = 0,
+
+        /// <summary>
+        /// Show this notification in its entirety on the lock screen.
+        /// </summary>
+        Public = 1,
+    }
+
+    /// <summary>
+    /// The wrapper of the Android notification channel. Use this to group notifications by groups.
+    /// </summary>
+    public struct AndroidNotificationChannel
+    {
+        /// <summary>
+        /// Notification channel identifier.
+        /// Must be specified when scheduling notifications.
+        /// </summary>
+        public string Id { get; set; }
+
+        /// <summary>
+        /// Notification channel name which is visible to users.
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// User visible description of the notification channel.
+        /// </summary>
+        public string Description { get; set; }
+
+        /// <summary>
+        /// The ID of the registered channel group this channel belongs to.
+        /// </summary>
+        public string Group { get; set; }
+
+        /// <summary>
+        /// Importance level which is applied to all notifications sent to the channel.
+        /// This can be changed by users in the settings app. Android uses importance to determine how much the notification should interrupt the user (visually and audibly).
+        /// The higher the importance of a notification, the more interruptive the notification will be.
+        /// The possible importance levels are the following:
+        ///    High: Makes a sound and appears as a heads-up notification.
+        ///    Default: Makes a sound.
+        ///    Low: No sound.
+        ///    None: No sound and does not appear in the status bar.
+        /// </summary>
+        public Importance Importance { get; set; }
+
+        /// <summary>
+        /// Whether or not notifications posted to this channel can bypass the Do Not Disturb.
+        /// This can be changed by users in the settings app.
+        /// </summary>
+        public bool CanBypassDnd { get; set; }
+
+        /// <summary>
+        /// Whether notifications posted to this channel can appear as badges in a Launcher application.
+        /// </summary>
+        public bool CanShowBadge { get; set; }
+
+        /// <summary>
+        /// Sets whether notifications posted to this channel should display notification lights, on devices that support that feature.
+        /// This can be changed by users in the settings app.
+        /// </summary>/
+        public bool EnableLights { get; set; }
+
+        /// <summary>
+        /// Sets whether notification posted to this channel should vibrate.
+        /// This can be changed by users in the settings app.
+        /// </summary>
+        public bool EnableVibration { get; set; }
+
+        /// <summary>
+        /// Sets the vibration pattern for notifications posted to this channel.
+        /// </summary>
+        public long[] VibrationPattern { get; set; }
+
+        /// <summary>
+        /// Sets whether or not notifications posted to this channel are shown on the lockscreen in full or redacted form.
+        /// This can be changed by users in the settings app.
+        /// </summary>
+        public LockScreenVisibility LockScreenVisibility { get; set; }
+
+        /// <summary>
+        /// Indicates whether a channel is enabled in the Settings app. User can block notifications for the entire app or for individual channels. The Importance of a blocked channel is set to None.
+        /// </summary>
+        public bool Enabled
+        {
+            get { return Importance != Importance.None; }
+        }
+
+        /// <summary>
+        /// Create a notification channel struct with all optional fields set to default values.
+        /// </summary>
+        /// <param name="id">ID for the channel</param>
+        /// <param name="name">Channel name</param>
+        /// <param name="description">Channel description</param>
+        /// <param name="importance">Importance of the channel</param>
+        public AndroidNotificationChannel(string id, string name, string description, Importance importance)
+        {
+            Id = id;
+            Name = name;
+            Description = description;
+            Group = null;
+            this.Importance = importance;
+
+            CanBypassDnd = false;
+            CanShowBadge = true;
+            EnableLights = false;
+            EnableVibration = true;
+            VibrationPattern = null;
+
+            this.LockScreenVisibility = LockScreenVisibility.Public;
+        }
+    }
+
+    /// <summary>
+    /// Notification channel group description.
+    /// It is optional to put channels into groups, but looks nicer in Settings UI.
+    /// </summary>
+    public struct AndroidNotificationChannelGroup
+    {
+        /// <summary>
+        /// A unique ID for this group. Will rename the group if already exists.
+        /// </summary>
+        public string Id { get; set; }
+
+        /// <summary>
+        /// A user visible name for this group.
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// A description for this group.
+        /// </summary>
+        public string Description { get; set; }
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationChannel.cs.meta

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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationExtensions.cs

@@ -0,0 +1,83 @@
+using System;
+using UnityEngine;
+
+namespace Unity.Notifications.Android
+{
+    internal static class AndroidNotificationExtensions
+    {
+        public static Importance ToImportance(this int importance)
+        {
+            if (Enum.IsDefined(typeof(Importance), importance))
+                return (Importance)importance;
+
+            return Importance.Default;
+        }
+
+        public static LockScreenVisibility ToLockScreenVisibility(this int lockscreenVisibility)
+        {
+            if (Enum.IsDefined(typeof(LockScreenVisibility), lockscreenVisibility))
+                return (LockScreenVisibility)lockscreenVisibility;
+
+            return LockScreenVisibility.Public;
+        }
+
+        public static NotificationStyle ToNotificationStyle(this int notificationStyle)
+        {
+            if (Enum.IsDefined(typeof(NotificationStyle), notificationStyle))
+                return (NotificationStyle)notificationStyle;
+
+            return NotificationStyle.None;
+        }
+
+        public static GroupAlertBehaviours ToGroupAlertBehaviours(this int groupAlertBehaviour)
+        {
+            if (Enum.IsDefined(typeof(GroupAlertBehaviours), groupAlertBehaviour))
+                return (GroupAlertBehaviours)groupAlertBehaviour;
+
+            return GroupAlertBehaviours.GroupAlertAll;
+        }
+
+        public static Color ToColor(this int color)
+        {
+            int a = (color >> 24) & 0xff;
+            int r = (color >> 16) & 0xff;
+            int g = (color >> 8) & 0xff;
+            int b = (color) & 0xff;
+
+            return new Color32((byte)r, (byte)g, (byte)b, (byte)a);
+        }
+
+        public static int ToInt(this Color? color)
+        {
+            if (!color.HasValue)
+                return 0;
+
+            var color32 = (Color32)color.Value;
+            return (color32.a & 0xff) << 24 | (color32.r & 0xff) << 16 | (color32.g & 0xff) << 8 | (color32.b & 0xff);
+        }
+
+        public static long ToLong(this DateTime dateTime)
+        {
+            DateTime origin = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
+            TimeSpan diff = dateTime.ToUniversalTime() - origin;
+
+            return (long)Math.Floor(diff.TotalMilliseconds);
+        }
+
+        public static DateTime ToDatetime(this long dateTime)
+        {
+            DateTime origin = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
+            return origin.AddMilliseconds(dateTime).ToLocalTime();
+        }
+
+        public static long ToLong(this TimeSpan? timeSpan)
+        {
+            return timeSpan.HasValue ? (long)timeSpan.Value.TotalMilliseconds : -1L;
+        }
+
+        public static TimeSpan ToTimeSpan(this long timeSpan)
+        {
+            return TimeSpan.FromMilliseconds(timeSpan);
+        }
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationExtensions.cs.meta

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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationIntentData.cs

@@ -0,0 +1,43 @@
+using UnityEngine;
+
+namespace Unity.Notifications.Android
+{
+    /// <summary>
+    /// Wrapper for the AndroidNotification. Contains the notification's id and channel.
+    /// </summary>
+    public class AndroidNotificationIntentData
+    {
+        /// <summary>
+        /// The id of the notification.
+        /// </summary>
+        public int Id { get; }
+
+        /// <summary>
+        /// The channel id that the notification was sent to.
+        /// </summary>
+        public string Channel { get; }
+
+        /// <summary>
+        /// Returns the AndroidNotification.
+        /// </summary>
+        public AndroidNotification Notification { get; }
+
+        /// <summary>
+        /// Returns the  proxy to the Android Java instance of Notification class.
+        /// </summary>
+        public AndroidJavaObject NativeNotification { get; internal set; }
+
+        /// <summary>
+        /// Create an AndroidNotificationIntentData with AndroidNotification, id, and channel id.
+        /// </summary>
+        /// <param name="id">Notification id</param>
+        /// <param name="channelId">ID of the notification channel</param>
+        /// <param name="notification">Data of the received notification</param>
+        public AndroidNotificationIntentData(int id, string channelId, AndroidNotification notification)
+        {
+            Id = id;
+            Channel = channelId;
+            Notification = notification;
+        }
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidNotificationIntentData.cs.meta

@@ -0,0 +1,11 @@
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+guid: 25b01cf50533ff64387fe382f4075a2c
+MonoImporter:
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+  serializedVersion: 2
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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidReceivedNotificationMainThreadDispatcher.cs

@@ -0,0 +1,76 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Unity.Notifications.Android
+{
+    /// <summary>
+    /// Class that queues the received notifications and triggers the notification callbacks.
+    /// </summary>
+    public class AndroidReceivedNotificationMainThreadDispatcher : MonoBehaviour
+    {
+        private static AndroidReceivedNotificationMainThreadDispatcher instance = null;
+
+        private List<AndroidJavaObject> m_ReceivedNotificationQueue = new List<AndroidJavaObject>();
+
+        private List<AndroidJavaObject> m_ReceivedNotificationList = new List<AndroidJavaObject>();
+
+        internal void EnqueueReceivedNotification(AndroidJavaObject notification)
+        {
+            lock (this)
+            {
+                m_ReceivedNotificationQueue.Add(notification);
+            }
+        }
+
+        internal static AndroidReceivedNotificationMainThreadDispatcher GetInstance()
+        {
+            return instance;
+        }
+
+        /// <summary>
+        /// Update is called once per frame.
+        /// </summary>
+        public void Update()
+        {
+            // Note: Don't call callbacks while locking receivedNotificationQueue, otherwise there's a risk
+            //       that callback might introduce an operations which would create a deadlock
+            lock (this)
+            {
+                if (m_ReceivedNotificationQueue.Count == 0)
+                    return;
+                var temp = m_ReceivedNotificationQueue;
+                m_ReceivedNotificationQueue = m_ReceivedNotificationList;
+                m_ReceivedNotificationList = temp;
+            }
+
+            foreach (var notification in m_ReceivedNotificationList)
+            {
+                try
+                {
+                    AndroidNotificationCenter.ReceivedNotificationCallback(notification);
+                }
+                catch (Exception e)
+                {
+                    Debug.LogException(e);
+                }
+            }
+
+            m_ReceivedNotificationList.Clear();
+        }
+
+        void Awake()
+        {
+            if (instance == null)
+            {
+                instance = this;
+                DontDestroyOnLoad(this.gameObject);
+            }
+        }
+
+        void OnDestroy()
+        {
+            instance = null;
+        }
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AndroidReceivedNotificationMainThreadDispatcher.cs.meta

@@ -0,0 +1,11 @@
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+guid: 253fc88305aec43f3886f5484cfbb307
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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AssemblyInfo.cs

@@ -0,0 +1,3 @@
+using System.Runtime.CompilerServices;
+
+[assembly: InternalsVisibleTo("Unity.Android.Notifications.Tests")]

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/AssemblyInfo.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 76998f4bffc9142d18bb6fa7e954e01c
+MonoImporter:
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+  defaultReferences: []
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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/NotificationPermission.cs

@@ -0,0 +1,92 @@
+using UnityEngine.Android;
+
+namespace Unity.Notifications.Android
+{
+    /// <summary>
+    /// Represents a status of the Android runtime permission.
+    /// </summary>
+    public enum PermissionStatus
+    {
+        /// <summary>
+        /// No permission as user was not prompted for it.
+        /// </summary>
+        NotRequested = 0,
+
+        /// <summary>
+        /// User gave permission.
+        /// </summary>
+        Allowed = 1,
+
+        /// <summary>
+        /// User denied permission.
+        /// </summary>
+        Denied = 2,
+
+        /// <summary>
+        /// No longer used. User denied permission and expressed intent to not be prompted again.
+        /// </summary>
+        DeniedDontAskAgain = 3,
+
+        /// <summary>
+        /// A request for permission was made and user hasn't responded yet.
+        /// </summary>
+        RequestPending = 4,
+
+        /// <summary>
+        /// Notifications are blocked for this app. Before API level 33 this means they were disabled in Settings.
+        /// <see cref="https://developer.android.com/reference/android/app/NotificationManager#areNotificationsEnabled()"/>
+        /// </summary>
+        NotificationsBlockedForApp = 5,
+    }
+
+    /// <summary>
+    /// A class to request permission to post notifications.
+    /// Before Android 13 (API 33) it is not required and Status will become Allowed immediately.
+    /// May succeed or fail immediately. Users response is saved to PlayerPrefs.
+    /// Respects users wish to not be asked again.
+    /// </summary>
+    /// <seealso cref="AndroidNotificationCenter.UserPermissionToPost"/>
+    /// <seealso cref="AndroidNotificationCenter.SETTING_POST_NOTIFICATIONS_PERMISSION"/>
+    public class PermissionRequest
+    {
+        /// <summary>
+        /// The status of this request.
+        /// Value other than RequestPending means request has completed.
+        /// </summary>
+        public PermissionStatus Status { get; set; }
+
+        /// <summary>
+        /// Create a new request.
+        /// Will show user a dialog asking for permission if that is required to post notifications and user hasn't permanently denied it already.
+        /// </summary>
+        public PermissionRequest()
+        {
+            Status = AndroidNotificationCenter.UserPermissionToPost;
+            switch (Status)
+            {
+                case PermissionStatus.NotRequested:
+                case PermissionStatus.Denied:
+                case PermissionStatus.DeniedDontAskAgain:  // this one is no longer used, but might be found in settings
+                    Status = RequestPermission();
+                    break;
+            }
+        }
+
+        PermissionStatus RequestPermission()
+        {
+            if (!AndroidNotificationCenter.CanRequestPermissionToPost)
+                return PermissionStatus.Denied;
+            var callbacks = new PermissionCallbacks();
+            callbacks.PermissionGranted += (unused) => PermissionResponse(PermissionStatus.Allowed);
+            callbacks.PermissionDenied += (unused) => PermissionResponse(PermissionStatus.Denied);
+            Permission.RequestUserPermission(AndroidNotificationCenter.PERMISSION_POST_NOTIFICATIONS, callbacks);
+            return PermissionStatus.RequestPending;
+        }
+
+        void PermissionResponse(PermissionStatus status)
+        {
+            Status = status;
+            AndroidNotificationCenter.SetPostPermissionSetting(status);
+        }
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/NotificationPermission.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 110fbd120961b4105a52b39fc24273be
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Plugins.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: b4d5e3b0fd3074704a1c4fcee255f85c
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+  userData: 
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Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Plugins/mobilenotifications.androidlib.meta

@@ -0,0 +1,80 @@
+fileFormatVersion: 2
+guid: 5a06b648d726ee0479a00bac712c49f1
+PluginImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  iconMap: {}
+  executionOrder: {}
+  defineConstraints: []
+  isPreloaded: 0
+  isOverridable: 1
+  isExplicitlyReferenced: 0
+  validateReferences: 1
+  platformData:
+  - first:
+      : Any
+    second:
+      enabled: 0
+      settings:
+        Exclude Android: 0
+        Exclude Editor: 1
+        Exclude Linux64: 1
+        Exclude OSXUniversal: 1
+        Exclude Win: 1
+        Exclude Win64: 1
+        Exclude iOS: 1
+  - first:
+      Android: Android
+    second:
+      enabled: 1
+      settings:
+        CPU: ARMv7
+  - first:
+      Any: 
+    second:
+      enabled: 0
+      settings: {}
+  - first:
+      Editor: Editor
+    second:
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+      settings:
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+        DefaultValueInitialized: true
+        OS: AnyOS
+  - first:
+      Standalone: Linux64
+    second:
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+      settings:
+        CPU: None
+  - first:
+      Standalone: OSXUniversal
+    second:
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+      settings:
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+  - first:
+      Standalone: Win
+    second:
+      enabled: 0
+      settings:
+        CPU: None
+  - first:
+      Standalone: Win64
+    second:
+      enabled: 0
+      settings:
+        CPU: None
+  - first:
+      iPhone: iOS
+    second:
+      enabled: 0
+      settings:
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+        CPU: AnyCPU
+        CompileFlags: 
+        FrameworkDependencies: 
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Plugins/mobilenotifications.androidlib/build.gradle

@@ -0,0 +1,44 @@
+plugins {
+    id 'com.android.library'
+}
+
+def getCompileSdk(unityLib) {
+    def unityCompileSdk = unityLib.compileSdkVersion
+    def version = unityCompileSdk.find('\\d+').toInteger()
+    if (version < 33) {
+        return 33
+    }
+    return version
+}
+
+android {
+    // Checking if namespace exists is needed for 2021.3 (AGP 4.0.1)
+    // When 2021.3 is dropped, remove this check and package="com.unity.androidnotifications" from AndroidManifest
+    if (project.android.hasProperty("namespace")) {
+        namespace "com.unity.androidnotifications"
+    }
+
+    def unityLib = project(':unityLibrary').extensions.getByName('android')
+    compileSdkVersion getCompileSdk(unityLib)
+    buildToolsVersion unityLib.buildToolsVersion
+
+    defaultConfig {
+        minSdkVersion 22
+        consumerProguardFiles "proguard-rules.pro"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled true
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+    api files('../libs/unity-classes.jar')
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Plugins/mobilenotifications.androidlib/proguard-rules.pro

@@ -0,0 +1,3 @@
+# Accessed from C# code
+-keep class com.unity.androidnotifications.UnityNotificationManager { public *; }
+-keep interface com.unity.androidnotifications.NotificationCallback { *; }

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Plugins/mobilenotifications.androidlib/src/main/AndroidManifest.xml

@@ -0,0 +1,12 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.unity.androidnotifications">
+  <application>
+    <receiver android:name="com.unity.androidnotifications.UnityNotificationManager" android:exported="false" />
+    <receiver android:name="com.unity.androidnotifications.UnityNotificationRestartReceiver" android:enabled="false" android:exported="false">
+      <intent-filter>
+        <action android:name="android.intent.action.BOOT_COMPLETED" />
+      </intent-filter>
+    </receiver>
+    <meta-data android:name="com.unity.androidnotifications.exact_scheduling" android:value="0" />
+  </application>
+  <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+</manifest>

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Plugins/mobilenotifications.androidlib/src/main/java/com/unity/androidnotifications/UnityNotificationBackgroundThread.java

@@ -0,0 +1,203 @@
+package com.unity.androidnotifications;
+
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_FIRE_TIME;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_ID;
+import static com.unity.androidnotifications.UnityNotificationManager.TAG_UNITY;
+
+import android.app.Notification;
+import android.os.Bundle;
+import android.util.Log;
+
+import java.util.Calendar;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.LinkedTransferQueue;
+import java.util.Enumeration;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+public class UnityNotificationBackgroundThread extends Thread {
+    private static abstract class Task {
+        // returns true if notificationIds was modified (needs to be saved)
+        public abstract boolean run(UnityNotificationManager manager, ConcurrentHashMap<Integer, Notification.Builder> notifications);
+    }
+
+    private static class ScheduleNotificationTask extends Task {
+        private int notificationId;
+        private Notification.Builder notificationBuilder;
+        private boolean isCustomized;
+        private boolean isNew;
+
+        public ScheduleNotificationTask(int id, Notification.Builder builder, boolean customized, boolean addedNew) {
+            notificationId = id;
+            notificationBuilder = builder;
+            isCustomized = customized;
+            isNew = addedNew;
+        }
+
+        @Override
+        public boolean run(UnityNotificationManager manager, ConcurrentHashMap<Integer, Notification.Builder> notifications) {
+            String id = String.valueOf(notificationId);
+            Integer ID = Integer.valueOf(notificationId);
+            boolean didSchedule = false;
+            try {
+                UnityNotificationManager.mUnityNotificationManager.performNotificationScheduling(notificationId, notificationBuilder, isCustomized);
+                didSchedule = true;
+            } finally {
+                // if failed to schedule or replace, remove
+                if (!didSchedule) {
+                    notifications.remove(notificationId);
+                    manager.cancelPendingNotificationIntent(notificationId);
+                    manager.deleteExpiredNotificationIntent(id);
+                }
+            }
+
+            return isNew;
+        }
+    }
+
+    private static class CancelNotificationTask extends Task {
+        private int notificationId;
+
+        public CancelNotificationTask(int id) {
+            notificationId = id;
+        }
+
+        @Override
+        public boolean run(UnityNotificationManager manager, ConcurrentHashMap<Integer, Notification.Builder> notifications) {
+            manager.cancelPendingNotificationIntent(notificationId);
+            if (notifications.remove(notificationId) != null) {
+                manager.deleteExpiredNotificationIntent(String.valueOf(notificationId));
+                return true;
+            }
+
+            return false;
+        }
+    }
+
+    private static class CancelAllNotificationsTask extends Task {
+        @Override
+        public boolean run(UnityNotificationManager manager, ConcurrentHashMap<Integer, Notification.Builder> notifications) {
+            if (notifications.isEmpty())
+                return false;
+
+            Enumeration<Integer> ids = notifications.keys();
+            while (ids.hasMoreElements()) {
+                Integer notificationId = ids.nextElement();
+                manager.cancelPendingNotificationIntent(notificationId);
+                manager.deleteExpiredNotificationIntent(String.valueOf(notificationId));
+            }
+
+            notifications.clear();
+            return true;
+        }
+    }
+
+    private static class HousekeepingTask extends Task {
+        UnityNotificationBackgroundThread thread;
+
+        public HousekeepingTask(UnityNotificationBackgroundThread th) {
+            thread = th;
+        }
+
+        @Override
+        public boolean run(UnityNotificationManager manager, ConcurrentHashMap<Integer, Notification.Builder> notifications) {
+            HashSet<String> notificationIds = new HashSet<>();
+            Enumeration<Integer> ids = notifications.keys();
+            while (ids.hasMoreElements()) {
+                notificationIds.add(String.valueOf(ids.nextElement()));
+            }
+            thread.performHousekeeping(notificationIds);
+            return false;
+        }
+    }
+
+    private static final int TASKS_FOR_HOUSEKEEPING = 50;
+    private LinkedTransferQueue<Task> mTasks = new LinkedTransferQueue();
+    private ConcurrentHashMap<Integer, Notification.Builder> mScheduledNotifications;
+    private UnityNotificationManager mManager;
+    private int mTasksSinceHousekeeping = TASKS_FOR_HOUSEKEEPING;  // we want hoursekeeping at the start
+
+    public UnityNotificationBackgroundThread(UnityNotificationManager manager, ConcurrentHashMap<Integer, Notification.Builder> scheduledNotifications) {
+        mManager = manager;
+        mScheduledNotifications = scheduledNotifications;
+        // rescheduling after reboot may have loaded, otherwise load here
+        if (mScheduledNotifications.size() == 0)
+            loadNotifications();
+    }
+
+    public void enqueueNotification(int id, Notification.Builder notificationBuilder, boolean customized, boolean addedNew) {
+        mTasks.add(new UnityNotificationBackgroundThread.ScheduleNotificationTask(id, notificationBuilder, customized, addedNew));
+    }
+
+    public void enqueueCancelNotification(int id) {
+        mTasks.add(new CancelNotificationTask(id));
+    }
+
+    public void enqueueCancelAllNotifications() {
+        mTasks.add(new CancelAllNotificationsTask());
+    }
+
+    private void enqueueHousekeeping() {
+        mTasks.add(new HousekeepingTask(this));
+    }
+
+    @Override
+    public void run() {
+        boolean haveChanges = false;
+        while (true) {
+            try {
+                Task task = mTasks.take();
+                haveChanges |= executeTask(mManager, task, mScheduledNotifications);
+                if (!(task instanceof HousekeepingTask))
+                    ++mTasksSinceHousekeeping;
+                if (mTasks.size() == 0 && haveChanges) {
+                    haveChanges = false;
+                    enqueueHousekeeping();
+                }
+            } catch (InterruptedException e) {
+                if (mTasks.isEmpty())
+                    break;
+            }
+        }
+    }
+
+    private boolean executeTask(UnityNotificationManager manager, Task task, ConcurrentHashMap<Integer, Notification.Builder> notifications) {
+        try {
+            return task.run(manager, notifications);
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Exception executing notification task", e);
+            return false;
+        }
+    }
+
+    private void performHousekeeping(Set<String> notificationIds) {
+        // don't do housekeeping if last task we did was housekeeping (other=1)
+        boolean performHousekeeping = mTasksSinceHousekeeping >= TASKS_FOR_HOUSEKEEPING;
+        mTasksSinceHousekeeping = 0;
+        if (performHousekeeping)
+            mManager.performNotificationHousekeeping(notificationIds);
+        mManager.saveScheduledNotificationIDs(notificationIds);
+    }
+
+    private void loadNotifications() {
+        List<Notification.Builder> notifications = mManager.loadSavedNotifications();
+        if (notifications == null || notifications.size() == 0)
+            return;
+        final long currentTime = Calendar.getInstance().getTime().getTime();
+        boolean needHousekeeping = false;
+        for (Notification.Builder builder : notifications) {
+            Bundle extras = builder.getExtras();
+            int id = extras.getInt(KEY_ID, -1);
+            long fireTime = extras.getLong(KEY_FIRE_TIME, -1);
+            boolean inFuture = fireTime - currentTime > 0;
+            if (inFuture)
+                mScheduledNotifications.put(id, builder);
+            else
+                needHousekeeping = true;
+        }
+
+        if (needHousekeeping)
+            enqueueHousekeeping();
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Plugins/mobilenotifications.androidlib/src/main/java/com/unity/androidnotifications/UnityNotificationRestartReceiver.java

@@ -0,0 +1,67 @@
+package com.unity.androidnotifications;
+
+import android.app.Notification;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.util.Log;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.List;
+
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_FIRE_TIME;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_ID;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_REPEAT_INTERVAL;
+import static com.unity.androidnotifications.UnityNotificationManager.TAG_UNITY;
+
+public class UnityNotificationRestartReceiver extends BroadcastReceiver {
+    private static final long EXPIRATION_TRESHOLD = 600000;  // 10 minutes
+
+    @Override
+    public void onReceive(Context context, Intent received_intent) {
+        Log.d(TAG_UNITY, "Rescheduling notifications after restart");
+        if (Intent.ACTION_BOOT_COMPLETED.equals(received_intent.getAction())) {
+            AsyncTask.execute(() -> { rescheduleSavedNotifications(context); });
+        }
+    }
+
+    private static void rescheduleSavedNotifications(Context context) {
+        UnityNotificationManager manager = UnityNotificationManager.getNotificationManagerImpl(context);
+        List<Notification.Builder> saved_notifications = manager.loadSavedNotifications();
+        Date currentDate = Calendar.getInstance().getTime();
+
+        for (Notification.Builder notificationBuilder : saved_notifications) {
+            rescheduleNotification(manager, currentDate, notificationBuilder);
+        }
+    }
+
+    private static boolean rescheduleNotification(UnityNotificationManager manager, Date currentDate, Notification.Builder notificationBuilder) {
+        try {
+            Bundle extras = notificationBuilder.getExtras();
+            long repeatInterval = extras.getLong(KEY_REPEAT_INTERVAL, 0L);
+            long fireTime = extras.getLong(KEY_FIRE_TIME, 0L);
+            Date fireTimeDate = new Date(fireTime);
+
+            boolean isRepeatable = repeatInterval > 0;
+
+            if (fireTimeDate.after(currentDate) || isRepeatable) {
+                manager.scheduleAlarmWithNotification(notificationBuilder);
+                return true;
+            } else if (currentDate.getTime() - fireTime < EXPIRATION_TRESHOLD) {
+                // notification is in the past, but not by much, send now
+                int id = extras.getInt(KEY_ID);
+                manager.notify(id, notificationBuilder);
+                return true;
+            } else {
+                Log.d(TAG_UNITY, "Notification expired, not rescheduling, ID: " + extras.getInt(KEY_ID, -1));
+                return false;
+            }
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to reschedule notification", e);
+            return false;
+        }
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Plugins/mobilenotifications.androidlib/src/main/java/com/unity/androidnotifications/UnityNotificationUtilities.java

@@ -0,0 +1,652 @@
+package com.unity.androidnotifications;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+
+import android.app.Notification;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.res.Resources;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.util.Base64;
+import android.util.Log;
+
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_CHANNEL_ID;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_FIRE_TIME;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_ID;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_INTENT_DATA;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_LARGE_ICON;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_NOTIFICATION;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_REPEAT_INTERVAL;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_SMALL_ICON;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_SHOW_IN_FOREGROUND;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_BIG_LARGE_ICON;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_BIG_PICTURE;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_BIG_CONTENT_TITLE;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_BIG_SUMMARY_TEXT;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_BIG_CONTENT_DESCRIPTION;
+import static com.unity.androidnotifications.UnityNotificationManager.KEY_BIG_SHOW_WHEN_COLLAPSED;
+import static com.unity.androidnotifications.UnityNotificationManager.TAG_UNITY;
+
+class UnityNotificationUtilities {
+    /*
+        We serialize notifications and save them to shared prefs, so that if app is killed, we can recreate them.
+        The serialized BLOB starts with a four byte magic number descibing serialization type, followed by an integer version.
+        IMPORTANT: IF YOU DO A CHANGE THAT AFFECTS THE LAYOUT, BUMP THE VERSION, AND ENSURE OLD VERSION STILL DESERIALIZES. ADD TEST.
+        In real life app can get updated having old serialized notifications present, so we should be able to deserialize them.
+    */
+    // magic stands for "Unity Mobile Notifications Notification"
+    static final byte[] UNITY_MAGIC_NUMBER = new byte[] { 'U', 'M', 'N', 'N'};
+    private static final byte[] UNITY_MAGIC_NUMBER_PARCELLED = new byte[] { 'U', 'M', 'N', 'P'};
+    private static final int NOTIFICATION_SERIALIZATION_VERSION = 3;
+    private static final int INTENT_SERIALIZATION_VERSION = 0;
+
+    static final String SAVED_NOTIFICATION_PRIMARY_KEY = "data";
+    static final String SAVED_NOTIFICATION_FALLBACK_KEY = "fallback.data";
+
+    protected static int findResourceIdInContextByName(Context context, String name) {
+        if (name == null)
+            return 0;
+
+        try {
+            Resources res = context.getResources();
+            if (res != null) {
+                int id = res.getIdentifier(name, "mipmap", context.getPackageName());
+                if (id == 0)
+                    return res.getIdentifier(name, "drawable", context.getPackageName());
+                else
+                    return id;
+            }
+            return 0;
+        } catch (Resources.NotFoundException e) {
+            return 0;
+        }
+    }
+
+    /* Originally we used to serialize a bundle with predefined list of values.
+       After we exposed entire Notification.Builder to users, this is not sufficient anymore.
+       Unfortunately, while Notification itself is Parcelable and can be marshalled to bytes,
+       it's contents are not guaranteed to be (Binder objects).
+       Hence what we try to do here is:
+       - serialize as is if notification is possibly customized by user
+       - otherwise serialize our stuff, since there is nothing more
+    */
+    protected static void serializeNotification(SharedPreferences prefs, Notification notification, boolean serializeParcel) {
+        try {
+            String serialized;
+            ByteArrayOutputStream data = new ByteArrayOutputStream();
+            DataOutputStream out = new DataOutputStream(data);
+            if (serializeParcel) {
+                Intent intent = new Intent();
+                intent.putExtra(KEY_NOTIFICATION, notification);
+                if (serializeNotificationParcel(intent, out)) {
+                    out.close();
+                    byte[] bytes = data.toByteArray();
+                    serialized = Base64.encodeToString(bytes, 0, bytes.length, 0);
+                } else {
+                    return; // failed
+                }
+            }
+            else {
+                if (serializeNotificationCustom(notification, out)) {
+                    out.flush();
+                    byte[] bytes = data.toByteArray();
+                    serialized = Base64.encodeToString(bytes, 0, bytes.length, 0);
+                } else {
+                    return; // failed
+                }
+            }
+
+            SharedPreferences.Editor editor = prefs.edit().clear();
+            editor.putString(SAVED_NOTIFICATION_PRIMARY_KEY, serialized);
+            editor.apply();
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to serialize notification", e);
+        }
+    }
+
+    static boolean serializeNotificationParcel(Intent intent, DataOutputStream out) {
+        try {
+            byte[] bytes = serializeParcelable(intent);
+            if (bytes == null || bytes.length == 0)
+                return false;
+            out.write(UNITY_MAGIC_NUMBER_PARCELLED);
+            out.writeInt(INTENT_SERIALIZATION_VERSION);
+            out.writeInt(bytes.length);
+            out.write(bytes);
+            return true;
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to serialize notification as Parcel", e);
+        } catch (OutOfMemoryError e) {
+            Log.e(TAG_UNITY, "Failed to serialize notification as Parcel", e);
+        }
+
+        return false;
+    }
+
+    private static boolean serializeNotificationCustom(Notification notification, DataOutputStream out) {
+        try {
+            out.write(UNITY_MAGIC_NUMBER);
+            out.writeInt(NOTIFICATION_SERIALIZATION_VERSION);
+
+            // serialize extras
+            boolean showWhen = notification.extras.getBoolean(Notification.EXTRA_SHOW_WHEN, false);
+
+            out.writeInt(notification.extras.getInt(KEY_ID));
+            serializeString(out, notification.extras.getString(Notification.EXTRA_TITLE));
+            serializeString(out, notification.extras.getString(Notification.EXTRA_TEXT));
+            serializeString(out, notification.extras.getString(KEY_SMALL_ICON));
+            serializeString(out, notification.extras.getString(KEY_LARGE_ICON));
+            out.writeLong(notification.extras.getLong(KEY_FIRE_TIME, -1));
+            out.writeLong(notification.extras.getLong(KEY_REPEAT_INTERVAL, -1));
+            serializeString(out, notification.extras.getString(Notification.EXTRA_BIG_TEXT));
+            out.writeBoolean(notification.extras.getBoolean(Notification.EXTRA_SHOW_CHRONOMETER, false));
+            out.writeBoolean(showWhen);
+            serializeString(out, notification.extras.getString(KEY_INTENT_DATA));
+            out.writeBoolean(notification.extras.getBoolean(KEY_SHOW_IN_FOREGROUND, true));
+
+            String bigPicture = notification.extras.getString(KEY_BIG_PICTURE);
+            serializeString(out, bigPicture);
+            if (bigPicture != null && bigPicture.length() > 0) {
+                // the following only need to be put in if big picture is there
+                serializeString(out, notification.extras.getString(KEY_BIG_LARGE_ICON));
+                serializeString(out, notification.extras.getString(KEY_BIG_CONTENT_TITLE));
+                serializeString(out, notification.extras.getString(KEY_BIG_CONTENT_DESCRIPTION));
+                serializeString(out, notification.extras.getString(KEY_BIG_SUMMARY_TEXT));
+                out.writeBoolean(notification.extras.getBoolean(KEY_BIG_SHOW_WHEN_COLLAPSED, false));
+            }
+
+            serializeString(out, Build.VERSION.SDK_INT < Build.VERSION_CODES.O ? null : notification.getChannelId());
+            Integer color = UnityNotificationManager.getNotificationColor(notification);
+            out.writeBoolean(color != null);
+            if (color != null)
+                out.writeInt(color);
+            out.writeInt(notification.number);
+            out.writeBoolean(0 != (notification.flags & Notification.FLAG_AUTO_CANCEL));
+            serializeString(out, notification.getGroup());
+            out.writeBoolean(0 != (notification.flags & Notification.FLAG_GROUP_SUMMARY));
+            out.writeInt(UnityNotificationManager.getNotificationGroupAlertBehavior(notification));
+            serializeString(out, notification.getSortKey());
+            if (showWhen)
+                out.writeLong(notification.when);
+
+            return true;
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to serialize notification", e);
+            return false;
+        }
+    }
+
+    static void serializeString(DataOutputStream out, String s) throws IOException {
+        if (s == null || s.length() == 0)
+            out.writeInt(0);
+        else {
+            byte[] bytes = s.getBytes(StandardCharsets.UTF_8);
+            out.writeInt(bytes.length);
+            out.write(bytes);
+        }
+    }
+
+    static byte[] serializeParcelable(Parcelable obj) {
+        try {
+            Parcel p = Parcel.obtain();
+            Bundle b = new Bundle();
+            b.putParcelable("obj", obj);
+            p.writeParcelable(b, 0);
+            byte[] result = p.marshall();
+            p.recycle();
+            return result;
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to serialize Parcelable", e);
+        } catch (OutOfMemoryError e) {
+            Log.e(TAG_UNITY, "Failed to serialize Parcelable", e);
+        }
+
+        return null;
+    }
+
+    protected static Object deserializeNotification(Context context, SharedPreferences prefs) {
+        String serializedIntentData = prefs.getString(SAVED_NOTIFICATION_PRIMARY_KEY, "");
+        if (null == serializedIntentData || serializedIntentData.length() <= 0)
+            return null;
+        byte[] bytes = Base64.decode(serializedIntentData, 0);
+        Object notification = deserializeNotification(context, bytes);
+        if (notification != null)
+            return notification;
+        serializedIntentData = prefs.getString(SAVED_NOTIFICATION_FALLBACK_KEY, "");
+        if (null == serializedIntentData || serializedIntentData.length() <= 0)
+            return null;
+        bytes = Base64.decode(serializedIntentData, 0);
+        return deserializeNotification(context, bytes);
+    }
+
+    /* See serialization method above for explaination of fallbacks.
+       This one matches it with one additional fallback: support for "old" bundle serialization.
+    */
+    private static Object deserializeNotification(Context context, byte[] bytes) {
+        ByteArrayInputStream data = new ByteArrayInputStream(bytes);
+        DataInputStream in = new DataInputStream(data);
+        Notification notification = deserializeNotificationParcelable(in);
+        if (notification != null)
+            return notification;
+        data.reset();
+        Notification.Builder builder = deserializeNotificationCustom(context, in);
+        if (builder == null) {
+            builder = deserializedFromOldIntent(context, bytes);
+        }
+        return builder;
+    }
+
+    private static boolean readAndCheckMagicNumber(DataInputStream in, byte[] magic) {
+        try {
+            boolean magicNumberMatch = true;
+            for (int i = 0; i < magic.length; ++i) {
+                byte b = in.readByte();
+                if (b != magic[i]) {
+                    magicNumberMatch = false;
+                    break;
+                }
+            }
+
+            return magicNumberMatch;
+        } catch (Exception e) {
+            return false;
+        }
+    }
+
+    private static Notification deserializeNotificationParcelable(DataInputStream in) {
+        try {
+            if (!readAndCheckMagicNumber(in, UNITY_MAGIC_NUMBER_PARCELLED))
+                return null;
+            int version = in.readInt();
+            if (version < 0 || version > INTENT_SERIALIZATION_VERSION)
+                return null;
+            Intent intent = deserializeParcelable(in);
+            Notification notification = intent.getParcelableExtra(KEY_NOTIFICATION);
+            return notification;
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to deserialize notification intent", e);
+        } catch (OutOfMemoryError e) {
+            Log.e(TAG_UNITY, "Failed to deserialize notification intent", e);
+        }
+
+        return null;
+    }
+
+    private static Notification.Builder deserializeNotificationCustom(Context context, DataInputStream in) {
+        try {
+            if (!readAndCheckMagicNumber(in, UNITY_MAGIC_NUMBER))
+                return null;
+            int version = in.readInt();
+            if (version < 0 || version > NOTIFICATION_SERIALIZATION_VERSION)
+                return null;
+
+            // deserialize extras
+            int id = 0;
+            String title, text, smallIcon, largeIcon, bigText, intentData;
+            long fireTime, repeatInterval;
+            boolean usesStopWatch, showWhen, showInForeground = true;
+            Bundle extras = null;
+            String bigPicture = null, bigLargeIcon = null, bigContentTitle = null, bigSummary = null, bigContentDesc = null;
+            boolean bigShowWhenCollapsed = false;
+            if (version < 2) {
+                // no longer serialized since v2
+                extras = deserializeParcelable(in);
+            }
+
+            // before v2 it was extras or variables, since 2 always variables
+            if (extras == null) {
+                // extras serialized manually
+                id = in.readInt();
+                title = deserializeString(in);
+                text = deserializeString(in);
+                smallIcon = deserializeString(in);
+                largeIcon = deserializeString(in);
+                fireTime = in.readLong();
+                repeatInterval = in.readLong();
+                bigText = deserializeString(in);
+                usesStopWatch = in.readBoolean();
+                showWhen = in.readBoolean();
+                intentData = deserializeString(in);
+                if (version > 0)
+                    showInForeground = in.readBoolean();
+
+                if (version >= 3) {
+                    bigPicture = deserializeString(in);
+                    if (bigPicture != null && bigPicture.length() > 0) {
+                        // the following only need to be put in if big picture is there
+                        bigLargeIcon = deserializeString(in);
+                        bigContentTitle = deserializeString(in);
+                        bigContentDesc = deserializeString(in);
+                        bigSummary = deserializeString(in);
+                        bigShowWhenCollapsed = in.readBoolean();
+                    }
+                }
+            } else {
+                title = extras.getString(Notification.EXTRA_TITLE);
+                text = extras.getString(Notification.EXTRA_TEXT);
+                smallIcon = extras.getString(KEY_SMALL_ICON);
+                largeIcon = extras.getString(KEY_LARGE_ICON);
+                fireTime = extras.getLong(KEY_FIRE_TIME, -1);
+                repeatInterval = extras.getLong(KEY_REPEAT_INTERVAL, -1);
+                bigText = extras.getString(Notification.EXTRA_BIG_TEXT);
+                usesStopWatch = extras.getBoolean(Notification.EXTRA_SHOW_CHRONOMETER, false);
+                showWhen = extras.getBoolean(Notification.EXTRA_SHOW_WHEN, false);
+                intentData = extras.getString(KEY_INTENT_DATA);
+            }
+
+            String channelId = deserializeString(in);
+            boolean haveColor = in.readBoolean();
+            int color = 0;
+            if (haveColor)
+                color = in.readInt();
+            int number = in.readInt();
+            boolean shouldAutoCancel = in.readBoolean();
+            String group = deserializeString(in);
+            boolean groupSummary = in.readBoolean();
+            int groupAlertBehavior = in.readInt();
+            String sortKey = deserializeString(in);
+            long when = showWhen ? in.readLong() : 0;
+
+            UnityNotificationManager manager = UnityNotificationManager.getNotificationManagerImpl(context);
+            Notification.Builder builder = manager.createNotificationBuilder(channelId);
+            if (extras != null)
+                builder.setExtras(extras);
+            else {
+                builder.getExtras().putInt(KEY_ID, id);
+                UnityNotificationManager.setNotificationIcon(builder, KEY_SMALL_ICON, smallIcon);
+                UnityNotificationManager.setNotificationIcon(builder, KEY_LARGE_ICON, largeIcon);
+                if (fireTime != -1)
+                    builder.getExtras().putLong(KEY_FIRE_TIME, fireTime);
+                if (repeatInterval != -1)
+                    builder.getExtras().putLong(KEY_REPEAT_INTERVAL, repeatInterval);
+                if (intentData != null)
+                    builder.getExtras().putString(KEY_INTENT_DATA, intentData);
+                builder.getExtras().putBoolean(KEY_SHOW_IN_FOREGROUND, showInForeground);
+            }
+            if (title != null)
+                builder.setContentTitle(title);
+            if (text != null)
+                builder.setContentText(text);
+            if (bigText != null)
+                builder.setStyle(new Notification.BigTextStyle().bigText(bigText));
+            else if (bigPicture != null)
+                manager.setupBigPictureStyle(builder, bigLargeIcon, bigPicture, bigContentTitle, bigContentDesc, bigSummary, bigShowWhenCollapsed);
+            if (haveColor)
+                UnityNotificationManager.setNotificationColor(builder, color);
+            if (number >= 0)
+                builder.setNumber(number);
+            builder.setAutoCancel(shouldAutoCancel);
+            UnityNotificationManager.setNotificationUsesChronometer(builder, usesStopWatch);
+            if (group != null && group.length() > 0)
+                builder.setGroup(group);
+            builder.setGroupSummary(groupSummary);
+            UnityNotificationManager.setNotificationGroupAlertBehavior(builder, groupAlertBehavior);
+            if (sortKey != null && sortKey.length() > 0)
+                builder.setSortKey(sortKey);
+            if (showWhen) {
+                builder.setShowWhen(true);
+                builder.setWhen(when);
+            }
+
+            return builder;
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to deserialize notification", e);
+        } catch (OutOfMemoryError e) {
+            Log.e(TAG_UNITY, "Failed to deserialize notification", e);
+        }
+
+        return null;
+    }
+
+    private static Notification.Builder deserializedFromOldIntent(Context context, byte[] bytes) {
+        try {
+            Parcel p = Parcel.obtain();
+            p.unmarshall(bytes, 0, bytes.length);
+            p.setDataPosition(0);
+            Bundle bundle = new Bundle();
+            bundle.readFromParcel(p);
+
+            int id = bundle.getInt(KEY_ID, -1);
+            String channelId = bundle.getString("channelID");
+            String textTitle = bundle.getString("textTitle");
+            String textContent = bundle.getString("textContent");
+            String smallIcon = bundle.getString("smallIconStr");
+            boolean autoCancel = bundle.getBoolean("autoCancel", false);
+            boolean usesChronometer = bundle.getBoolean("usesChronometer", false);
+            long fireTime = bundle.getLong(KEY_FIRE_TIME, -1);
+            long repeatInterval = bundle.getLong(KEY_REPEAT_INTERVAL, -1);
+            String largeIcon = bundle.getString("largeIconStr");
+            int style = bundle.getInt("style", -1);
+            int color = bundle.getInt("color", 0);
+            int number = bundle.getInt("number", 0);
+            String intentData = bundle.getString(KEY_INTENT_DATA);
+            String group = bundle.getString("group");
+            boolean groupSummary = bundle.getBoolean("groupSummary", false);
+            String sortKey = bundle.getString("sortKey");
+            int groupAlertBehaviour = bundle.getInt("groupAlertBehaviour", -1);
+            boolean showTimestamp = bundle.getBoolean("showTimestamp", false);
+
+            Notification.Builder builder = UnityNotificationManager.getNotificationManagerImpl(context).createNotificationBuilder(channelId);
+            builder.getExtras().putInt(KEY_ID, id);
+            builder.setContentTitle(textTitle);
+            builder.setContentText(textContent);
+            UnityNotificationManager.setNotificationIcon(builder, KEY_SMALL_ICON, smallIcon);
+            builder.setAutoCancel(autoCancel);
+            builder.setUsesChronometer(usesChronometer);
+            builder.getExtras().putLong(KEY_FIRE_TIME, fireTime);
+            builder.getExtras().putLong(KEY_REPEAT_INTERVAL, repeatInterval);
+            UnityNotificationManager.setNotificationIcon(builder, KEY_LARGE_ICON, largeIcon);
+            if (style == 2)
+                builder.setStyle(new Notification.BigTextStyle().bigText(textContent));
+            if (color != 0)
+                UnityNotificationManager.setNotificationColor(builder, color);
+            if (number >= 0)
+                builder.setNumber(number);
+            if (intentData != null)
+                builder.getExtras().putString(KEY_INTENT_DATA, intentData);
+            if (null != group && group.length() > 0)
+                builder.setGroup(group);
+            builder.setGroupSummary(groupSummary);
+            if (null != sortKey && sortKey.length() > 0)
+                builder.setSortKey(sortKey);
+            UnityNotificationManager.setNotificationGroupAlertBehavior(builder, groupAlertBehaviour);
+            builder.setShowWhen(showTimestamp);
+            return builder;
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to deserialize old style notification", e);
+        } catch (OutOfMemoryError e) {
+            Log.e(TAG_UNITY, "Failed to deserialize old style notification", e);
+        }
+
+        return null;
+    }
+
+    private static String deserializeString(DataInputStream in) throws IOException {
+        int length = in.readInt();
+        if (length <= 0)
+            return null;
+        byte[] bytes = new byte[length];
+        int didRead = in.read(bytes);
+        if (didRead != bytes.length)
+            throw new IOException("Insufficient amount of bytes read");
+        return new String(bytes, StandardCharsets.UTF_8);
+    }
+
+    private static <T extends Parcelable> T deserializeParcelable(DataInputStream in) throws IOException {
+        int length = in.readInt();
+        if (length <= 0)
+            return null;
+        byte[] bytes = new byte[length];
+        int didRead = in.read(bytes);
+        if (didRead != bytes.length)
+            throw new IOException("Insufficient amount of bytes read");
+
+        try {
+            Parcel p = Parcel.obtain();
+            p.unmarshall(bytes, 0, bytes.length);
+            p.setDataPosition(0);
+            Bundle b = p.readParcelable(UnityNotificationUtilities.class.getClassLoader());
+            p.recycle();
+            if (b != null) {
+                return b.getParcelable("obj");
+            }
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to deserialize parcelable", e);
+        } catch (OutOfMemoryError e) {
+            Log.e(TAG_UNITY, "Failed to deserialize parcelable", e);
+        }
+
+        return null;
+    }
+
+    // Returns Activity class to be opened when notification is tapped
+    // Search is done in this order:
+    //   * class specified in meta-data key custom_notification_android_activity
+    //   * the only enabled activity with name ending in either .UnityPlayerActivity or .UnityPlayerGameActivity
+    //   * the only enabled activity in the package
+    protected static Class<?> getOpenAppActivity(Context context) {
+        try {
+            PackageManager pm = context.getPackageManager();
+            ApplicationInfo ai = pm.getApplicationInfo(context.getPackageName(), PackageManager.GET_META_DATA);
+            Bundle bundle = ai.metaData;
+
+            if (bundle.containsKey("custom_notification_android_activity")) {
+                try {
+                    return Class.forName(bundle.getString("custom_notification_android_activity"));
+                } catch (ClassNotFoundException e) {
+                    Log.e(TAG_UNITY, "Specified activity class for notifications not found: " + e.getMessage());
+                }
+            }
+
+            Log.w(TAG_UNITY, "No custom_notification_android_activity found, attempting to find app activity class");
+
+            ActivityInfo[] aInfo = pm.getPackageInfo(context.getPackageName(), PackageManager.GET_ACTIVITIES).activities;
+            if (aInfo == null) {
+                Log.e(TAG_UNITY, "Could not get package activities");
+                return null;
+            }
+
+            String activityClassName = null;
+            boolean activityIsUnity = false, activityConflict = false;
+            for (ActivityInfo info : aInfo) {
+                // activity alias not supported
+                if (!info.enabled || info.targetActivity != null)
+                    continue;
+
+                boolean candidateIsUnity = isUnityActivity(info.name);
+                if (activityClassName == null) {
+                    activityClassName = info.name;
+                    activityIsUnity = candidateIsUnity;
+                    continue;
+                }
+
+                // two Unity activities is a hard conflict
+                // two non-Unity activities is a conflict unless we find a Unity activity later on
+                if (activityIsUnity == candidateIsUnity) {
+                    activityConflict = true;
+                    if (activityIsUnity && candidateIsUnity)
+                        break;
+                    continue;
+                }
+
+                if (candidateIsUnity) {
+                    activityClassName = info.name;
+                    activityIsUnity = candidateIsUnity;
+                    activityConflict = false;
+                }
+            }
+
+            if (activityConflict) {
+                Log.e(TAG_UNITY, "Multiple choices for activity for notifications, set activity explicitly in Notification Settings");
+                return null;
+            }
+
+            if (activityClassName == null) {
+                Log.e(TAG_UNITY, "Activity class for notifications not found");
+                return null;
+            }
+
+            return Class.forName(activityClassName);
+        } catch (PackageManager.NameNotFoundException e) {
+            e.printStackTrace();
+        } catch (ClassNotFoundException e) {
+            Log.e(TAG_UNITY, "Failed to find activity class: " + e.getMessage());
+        }
+
+        return null;
+    }
+
+    private static boolean isUnityActivity(String name) {
+        return name.endsWith(".UnityPlayerActivity") || name.endsWith(".UnityPlayerGameActivity");
+    }
+
+    protected static Notification.Builder recoverBuilder(Context context, Notification notification) {
+        try {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                Notification.Builder builder = Notification.Builder.recoverBuilder(context, notification);
+                // extras not recovered, transfer manually
+                builder.setExtras(notification.extras);
+                return builder;
+            }
+        } catch (Exception e) {
+            Log.e(TAG_UNITY, "Failed to recover builder for notification!", e);
+        } catch (OutOfMemoryError e) {
+            Log.e(TAG_UNITY, "Failed to recover builder for notification!", e);
+        }
+
+        return recoverBuilderCustom(context, notification);
+    }
+
+    private static Notification.Builder recoverBuilderCustom(Context context, Notification notification) {
+        String channelID = notification.extras.getString(KEY_CHANNEL_ID);
+        Notification.Builder builder = UnityNotificationManager.getNotificationManagerImpl(context).createNotificationBuilder(channelID);
+        UnityNotificationManager.setNotificationIcon(builder, KEY_SMALL_ICON, notification.extras.getString(KEY_SMALL_ICON));
+        String largeIcon = notification.extras.getString(KEY_LARGE_ICON);
+        if (largeIcon != null && !largeIcon.isEmpty())
+            UnityNotificationManager.setNotificationIcon(builder, KEY_LARGE_ICON, largeIcon);
+        builder.setContentTitle(notification.extras.getString(Notification.EXTRA_TITLE));
+        builder.setContentText(notification.extras.getString(Notification.EXTRA_TEXT));
+        builder.setAutoCancel(0 != (notification.flags & Notification.FLAG_AUTO_CANCEL));
+        if (notification.number >= 0)
+            builder.setNumber(notification.number);
+        String bigText = notification.extras.getString(Notification.EXTRA_BIG_TEXT);
+        if (bigText != null)
+            builder.setStyle(new Notification.BigTextStyle().bigText(bigText));
+
+        builder.setWhen(notification.when);
+        String group = notification.getGroup();
+        if (group != null && !group.isEmpty())
+            builder.setGroup(group);
+        builder.setGroupSummary(0 != (notification.flags & Notification.FLAG_GROUP_SUMMARY));
+        String sortKey = notification.getSortKey();
+        if (sortKey != null && !sortKey.isEmpty())
+            builder.setSortKey(sortKey);
+        builder.setShowWhen(notification.extras.getBoolean(Notification.EXTRA_SHOW_WHEN, false));
+        Integer color = UnityNotificationManager.getNotificationColor(notification);
+        if (color != null)
+            UnityNotificationManager.setNotificationColor(builder, color);
+        UnityNotificationManager.setNotificationUsesChronometer(builder, notification.extras.getBoolean(Notification.EXTRA_SHOW_CHRONOMETER, false));
+        UnityNotificationManager.setNotificationGroupAlertBehavior(builder, UnityNotificationManager.getNotificationGroupAlertBehavior(notification));
+
+        builder.getExtras().putInt(KEY_ID, notification.extras.getInt(KEY_ID, 0));
+        builder.getExtras().putLong(KEY_REPEAT_INTERVAL, notification.extras.getLong(KEY_REPEAT_INTERVAL, 0));
+        builder.getExtras().putLong(KEY_FIRE_TIME, notification.extras.getLong(KEY_FIRE_TIME, 0));
+        String intentData = notification.extras.getString(KEY_INTENT_DATA);
+        if (intentData != null && !intentData.isEmpty())
+            builder.getExtras().putString(KEY_INTENT_DATA, intentData);
+
+        return builder;
+    }
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Unity.Notifications.Android.asmdef

@@ -0,0 +1,16 @@
+{
+    "name": "Unity.Notifications.Android",
+    "references": [],
+    "optionalUnityReferences": [],
+    "includePlatforms": [
+        "Android",
+        "Editor"
+    ],
+    "excludePlatforms": [],
+    "allowUnsafeCode": false,
+    "overrideReferences": false,
+    "precompiledReferences": [],
+    "autoReferenced": true,
+    "defineConstraints": [],
+    "versionDefines": []
+}

Assets/DFFFQTVUv39wKIBSDK/ThirdParty/com.unity.mobile.notifications@2.3.2/Runtime/Android/Unity.Notifications.Android.asmdef.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: ac145e6b8c6034cdbadc8c6e26aedbcf
+AssemblyDefinitionImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: