Google Registration+ device info

Yavsc.Api/Model/Identity/MobileAppDeclaration.cs

@@ -3,34 +3,18 @@ using System.ComponentModel.DataAnnotations.Schema;
 using Yavsc.Models;
 
 public class GoogleCloudMobileDeclaration {
-    [Key]
 
-    public string RegistrationId { get; set; }
+    public string GCMRegistrationId { get; set; }
     
     public string DeviceOwnerId { get; set; }
 
-    public string Name { get; set; }
+    [Key]
+    public string DeviceId { get; set; }
+    
+    public string Model { get; set; }
+    public string Platform { get; set; }
+    public string Version { get; set; }
     
     [ForeignKeyAttribute("DeviceOwnerId")]
     public virtual ApplicationUser DeviceOwner { get; set; }
-    
-    // override object.Equals
-    public override bool Equals (object obj)
-    {
-        if (obj == null || GetType() != obj.GetType())
-        {
-            return false;
-        }
-        
-        var other = obj as GoogleCloudMobileDeclaration;
-        return RegistrationId == other.RegistrationId
-        && Name == other.Name;
-    }
-    
-    // override object.GetHashCode
-    public override int GetHashCode()
-    {
-        return (RegistrationId+Name).GetHashCode();
-    }
-
 }

Yavsc/ApiController/GCMController.cs

@@ -16,7 +16,12 @@ public class GCMController : Controller {
         _logger = loggerFactory.CreateLogger<GCMController>();
         _context = context;
     }
-    
+    /// <summary>
+    /// This is not a method supporting user creation.
+    /// It only registers Google Clood Messaging id.
+    /// </summary>
+    /// <param name="declaration"></param>
+    /// <returns></returns>
     public IActionResult Register (GoogleCloudMobileDeclaration declaration)
     {
         if (declaration.DeviceOwnerId!=null)
@@ -25,9 +30,9 @@ public class GCMController : Controller {
                     new { error = "you're not allowed to register for another user" } 
                 );
         declaration.DeviceOwnerId = User.GetUserId();
-        if (_context.GCMDevices.Any(d => d.RegistrationId == declaration.RegistrationId))
+        if (_context.GCMDevices.Any(d => d.DeviceId == declaration.DeviceId))
         { 
-            var alreadyRegisteredDevice = _context.GCMDevices.FirstOrDefault(d => d.RegistrationId == declaration.RegistrationId);
+            var alreadyRegisteredDevice = _context.GCMDevices.FirstOrDefault(d => d.DeviceId == declaration.DeviceId);
             // Assert alreadyRegisteredDevice != null
             if (alreadyRegisteredDevice != declaration) {
                 _context.GCMDevices.Update(declaration);

Yavsc/Helpers/GoogleHelpers.cs

@@ -53,7 +53,7 @@ namespace Yavsc.Helpers
             var regids = new List<string> ();
             foreach (var c in evpub.Circles)
             foreach (var u in c.Members) {
-                regids.AddRange (u.Member.Devices.Select(d=>d.RegistrationId));
+                regids.AddRange (u.Member.Devices.Select(d=>d.GCMRegistrationId));
             }
             if (regids.Count>0) return null;
 			var request = new HttpRequestMessage(HttpMethod.Get, Constants.GCMNotificationUrl);

Yavsc/Migrations/20160614010545_bookquery.Designer.cs

@@ -1,7 +1,6 @@
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
 using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 

Yavsc/Migrations/20160614010545_bookquery.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using Microsoft.Data.Entity.Migrations;
 
 namespace Yavsc.Migrations

Yavsc/Migrations/ApplicationDbContextModelSnapshot.cs

@@ -17,13 +17,19 @@ namespace Yavsc.Migrations
 
             modelBuilder.Entity("GoogleCloudMobileDeclaration", b =>
                 {
-                    b.Property<string>("RegistrationId");
+                    b.Property<string>("DeviceId");
 
                     b.Property<string>("DeviceOwnerId");
 
-                    b.Property<string>("Name");
+                    b.Property<string>("GCMRegistrationId");
+
+                    b.Property<string>("Model");
+
+                    b.Property<string>("Platform");
+
+                    b.Property<string>("Version");
 
-                    b.HasKey("RegistrationId");
+                    b.HasKey("DeviceId");
                 });
 
             modelBuilder.Entity("Microsoft.AspNet.Identity.EntityFramework.IdentityRole", b =>