Set the default page size to a config value - "DefaultPageSize", defaults to 10 if the config value is missing.

#37

DataCenter_Windows/WindowsDataCenter/WindowsDataCenter/App.config

@@ -2,6 +2,7 @@
 <configuration>
   <appSettings>
     <add key="NLogConfigFilePath" value="Configs/NLogConfig.xml" />
+    <add key="DefaultPageSize" value="20"/>
   </appSettings>
   <startup>
     <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />

DataCenter_Windows/WindowsDataCenter/WindowsDataCenter/Controllers/UsersController.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Configuration;
 using System.Net;
 using System.Net.Http;
 using System.Net.Http.Headers;
@@ -29,8 +30,9 @@ namespace WindowsDataCenter
         public IHttpActionResult GetUsers([FromUri] string query = "",[FromUri] int pageSize = -1, [FromUri] int pageNumber =-1)
         {
             _logger.Trace("GetUsers called with arguments >> query: {0}, pageSize: {1}, pageNumber: {2}", query, pageSize, pageNumber);
+            
             pageNumber = pageNumber == -1 ? 1 : pageNumber;
-            pageSize = pageSize == -1 ? 1 : pageSize;
+            pageSize = GetPageSize(pageSize);
             var userList = query == string.Empty ? _repo.GetUsers(pageNumber, pageSize) : _repo.Search(query);
             _logger.Trace("Got UserList from Repository, UserCount: {0}", userList.UserCount);
             if (query != string.Empty)
@@ -50,6 +52,15 @@ namespace WindowsDataCenter
             return ResponseMessage(msg);
         }
 
+        private int GetPageSize(int pageSize)
+        {
+            var cfgPageSize = ConfigurationManager.AppSettings["DefaultPageSize"] ?? 10.ToString();
+
+            return pageSize == -1
+                ? Convert.ToInt32(cfgPageSize)
+                : pageSize;
+        }
+
         [HttpGet]
         [Route("{id:int}")]
         [CacheControl(MaxAge = 0)]

DataCenter_Windows/WindowsDataCenter/WindowsDataCenter/WindowsDataCenter.csproj

@@ -110,6 +110,7 @@
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.ComponentModel.DataAnnotations" />
+    <Reference Include="System.Configuration" />
     <Reference Include="System.Core" />
     <Reference Include="System.Data.SQLite, Version=1.0.104.0, Culture=neutral, PublicKeyToken=db937bc2d44ff139, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Data.SQLite.Core.1.0.104.0\lib\net451\System.Data.SQLite.dll</HintPath>

DataCenter_Windows/WindowsDataCenter/WindowsDataServiceHost/App.config

@@ -2,6 +2,7 @@
 <configuration>
   <appSettings>
     <add key="NLogConfigFilePath" value="Configs/NLogConfig.xml" />
+    <add key="DefaultPageSize" value="20"/>
   </appSettings>
     <startup> 
         <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />