I have screwed up something in git

MonoStockPortfolio.Core/AndroidSqliteBase.cs

@@ -0,0 +1,46 @@
+using Android.Content;
+using Android.Database.Sqlite;
+using Android.Util;
+
+namespace MonoStockPortfolio.Core
+{
+    public abstract class AndroidSqliteBase : SQLiteOpenHelper
+    {
+        public const string PORTFOLIO_TABLE_NAME = "Portfolios";
+        public const string POSITION_TABLE_NAME = "Positions";
+        public const string CONFIG_TABLE_NAME = "Config";
+
+        public const string DATABASE_NAME = "stockportfolio.db";
+        public const int DATABASE_VERSION = 1;
+
+        protected AndroidSqliteBase(Context context)
+            : base(context, DATABASE_NAME, null, DATABASE_VERSION)
+        {
+        }
+
+        protected SQLiteDatabase Db { get { return WritableDatabase; } }
+
+        public override void OnCreate(SQLiteDatabase db)
+        {
+            db.ExecSQL("CREATE TABLE " + PORTFOLIO_TABLE_NAME + " (id INTEGER PRIMARY KEY AUTOINCREMENT, Name TEXT)");
+            db.ExecSQL("CREATE TABLE " + POSITION_TABLE_NAME + " (id INTEGER PRIMARY KEY AUTOINCREMENT, Ticker TEXT, Shares REAL, PricePerShare REAL, ContainingPortfolioID INT)");
+            db.ExecSQL("CREATE TABLE " + CONFIG_TABLE_NAME + " (StockItems TEXT)");
+
+            db.ExecSQL("INSERT INTO " + CONFIG_TABLE_NAME + " (StockItems) VALUES ('2,0,1,3')");
+            db.ExecSQL("INSERT INTO " + PORTFOLIO_TABLE_NAME + " (Name) VALUES ('Sample portfolio')");
+            db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('GOOG', '500', '593.97', 1)");
+            db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('AMZN', '500', '180.00', 1)");
+            db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('AAPL', '500', '322.56', 1)");
+            db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('MSFT', '500', '27.91', 1)");
+            db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('NOVL', '500', '5.92', 1)");
+            db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('S', '500', '4.23', 1)");
+            db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('VZ', '500', '35.78', 1)");
+            db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('T', '500', '29.38', 1)");
+        }
+
+        public override void OnUpgrade(SQLiteDatabase db, int oldVersion, int newVersion)
+        {
+            Log.Warn("Upgrade", "Nothing to upgrade");
+        }
+    }
+}

MonoStockPortfolio.Core/Config/AndroidSqliteConfigRepository.cs

@@ -1,11 +1,44 @@
 using System.Collections.Generic;
+using System.Linq;
+using Android.Content;
 using MonoStockPortfolio.Entities;
 
 namespace MonoStockPortfolio.Core.Config
 {
-    public class AndroidSqliteConfigRepository : IConfigRepository
+    public class AndroidSqliteConfigRepository : AndroidSqliteBase, IConfigRepository
     {
+        public AndroidSqliteConfigRepository(Context context) : base(context)
+        { }
+
         public IEnumerable<StockDataItem> GetStockItems()
+        {
+            var cursor = Db.Query(CONFIG_TABLE_NAME, new[] { "StockItems" }, null, null, null, null, null);
+            string stockItemsCsv = null;
+            if (cursor.Count > 0)
+            {
+                cursor.MoveToNext();
+                stockItemsCsv = cursor.GetString(0);
+                if (!cursor.IsClosed) cursor.Close();
+            }
+
+            if (string.IsNullOrEmpty(stockItemsCsv))
+            {
+                return DefaultItems();
+            }
+
+            return stockItemsCsv.Split(',').Select(i => (StockDataItem)int.Parse(i));
+        }
+
+        public void UpdateStockItems(List<StockDataItem> stockDataItems)
+        {
+            var stockItemsCsv = string.Join(",", stockDataItems.Select(i => ((int) i).ToString()).ToArray());
+            var contentValues = new ContentValues();
+            contentValues.Put("StockItems", stockItemsCsv);
+            Db.Update(CONFIG_TABLE_NAME, contentValues, null, null);
+        }
+
+        // this should never be called, but it's here anyway in case of some catastrophe
+        private static IEnumerable<StockDataItem> DefaultItems()
         {
             var items = new List<StockDataItem>();
             items.Add(StockDataItem.Ticker);

MonoStockPortfolio.Core/Config/IConfigRepository.cs

@@ -6,5 +6,6 @@ namespace MonoStockPortfolio.Core.Config
     public interface IConfigRepository
     {
         IEnumerable<StockDataItem> GetStockItems();
+        void UpdateStockItems(List<StockDataItem> stockDataItems);
     }
 }

MonoStockPortfolio.Core/EnumExtensions.cs

@@ -1,25 +0,0 @@
-using System;
-using MonoStockPortfolio.Entities;
-
-namespace MonoStockPortfolio.Core
-{
-    public static class EnumExtensions
-    {
-        /// Will get the string value attribute for a given enums value, this will
-        /// only work if you assign the StringValue attribute to
-        /// the items in your enum.
-        public static string GetStringValue(this Enum value)
-        {
-            var type = value.GetType();
-            var fieldInfo = type.GetField(value.ToString());
-
-            var attributes = fieldInfo.GetCustomAttributes(typeof(StringValueAttribute), false) as StringValueAttribute[];
-
-            if (attributes != null)
-            {
-                return attributes.Length > 0 ? attributes[0].StringValue : string.Empty;
-            }
-            return string.Empty;
-        }
-    }
-}

MonoStockPortfolio.Core/MonoStockPortfolio.Core.csproj

@@ -31,11 +31,7 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="FileHelpers">
-      <HintPath>..\libs\FileHelpers.dll</HintPath>
-    </Reference>
     <Reference Include="Mono.Android" />
-    <Reference Include="mscorlib" />
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
@@ -46,14 +42,15 @@
     <Compile Include="Config\IConfigRepository.cs" />
     <Compile Include="DictionaryExtensions.cs" />
     <Compile Include="EnumExtensions.cs" />
+    <Compile Include="AndroidSqliteBase.cs" />
     <Compile Include="PortfolioRepositories\AndroidSqlitePortfolioRepository.cs" />
     <Compile Include="PortfolioRepositories\IPortfolioRepository.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Services\IPortfolioService.cs" />
     <Compile Include="Services\PortfolioService.cs" />
+    <Compile Include="StockData\CsvParser.cs" />
+    <Compile Include="StockData\GoogleStockDataProvider.cs" />
     <Compile Include="StockData\IStockDataProvider.cs" />
-    <Compile Include="StockData\YahooFinanceStockData.cs" />
-    <Compile Include="StockData\YahooStockDataProvider.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\MonoStockPortfolio.Entities\MonoStockPortfolio.Entities.csproj">

MonoStockPortfolio.Core/PortfolioRepositories/AndroidSqlitePortfolioRepository.cs

@@ -7,41 +7,32 @@ using MonoStockPortfolio.Entities;
 
 namespace MonoStockPortfolio.Core.PortfolioRepositories
 {
-    public class AndroidSqlitePortfolioRepository : IPortfolioRepository
+    public class AndroidSqlitePortfolioRepository : AndroidSqliteBase, IPortfolioRepository
     {
-        private OpenHelper _dbHelper;
-        private SQLiteDatabase _db;
-        private const string PORTFOLIO_TABLE_NAME = "Portfolios";
-        private const string DATABASE_NAME = "stockportfolio.db";
-        private const int DATABASE_VERSION = 1;
-        private const string POSITION_TABLE_NAME = "Positions";
-
         public AndroidSqlitePortfolioRepository(Context context)
-        {
+            : base(context)
-            _dbHelper = new OpenHelper(context, DATABASE_NAME, null, DATABASE_VERSION);
+        { }
-            _db = _dbHelper.WritableDatabase;
-        }
 
         public IList<Portfolio> GetAllPortfolios()
         {
             var list = new List<Portfolio>();
-            var cursor = _db.Query(PORTFOLIO_TABLE_NAME, new[] {"id", "Name"}, null, null, null, null, null);
+            var cursor = Db.Query(PORTFOLIO_TABLE_NAME, new[] { "id", "Name" }, null, null, null, null, null);
-            if(cursor.Count > 0)
+            if (cursor.Count > 0)
             {
-                while(cursor.MoveToNext())
+                while (cursor.MoveToNext())
                 {
                     var portfolio = new Portfolio(cursor.GetInt(0));
                     portfolio.Name = cursor.GetString(1);
                     list.Add(portfolio);
                 }
             }
-            if(!cursor.IsClosed) cursor.Close();
+            if (!cursor.IsClosed) cursor.Close();
             return list;
         }
 
         public Portfolio GetPortfolioById(long portfolioId)
         {
-            var cursor = _db.Query(PORTFOLIO_TABLE_NAME, new[] { "id", "Name" }, " ID = " + portfolioId, null, null, null, null);
+            var cursor = Db.Query(PORTFOLIO_TABLE_NAME, new[] { "id", "Name" }, " ID = " + portfolioId, null, null, null, null);
             if (cursor.Count > 0)
             {
                 cursor.MoveToNext();
@@ -67,26 +58,26 @@ namespace MonoStockPortfolio.Core.PortfolioRepositories
 
         public void DeletePortfolioById(int portfolioId)
         {
-            _db.BeginTransaction();
+            Db.BeginTransaction();
             try
             {
-                _db.Delete(PORTFOLIO_TABLE_NAME, "id = " + portfolioId, null);
+                Db.Delete(PORTFOLIO_TABLE_NAME, "id = " + portfolioId, null);
-                _db.Delete(POSITION_TABLE_NAME, "ContainingPortfolioID = " + portfolioId, null);
+                Db.Delete(POSITION_TABLE_NAME, "ContainingPortfolioID = " + portfolioId, null);
-                _db.SetTransactionSuccessful();
+                Db.SetTransactionSuccessful();
             }
             catch (SQLiteException)
             {
-                Log.E("DeletePortfolio", "SQLiteException => Id = " + portfolioId);
+                Log.Error("DeletePortfolio", "SQLiteException => Id = " + portfolioId);
             }
             finally
             {
-                _db.EndTransaction();
+                Db.EndTransaction();
             }
         }
 
         public Portfolio GetPortfolioByName(string portfolioName)
         {
-            var cursor = _db.Query(PORTFOLIO_TABLE_NAME, new[] { "id", "Name" }, " Name = '" + portfolioName + "'", null, null, null, null);
+            var cursor = Db.Query(PORTFOLIO_TABLE_NAME, new[] { "id", "Name" }, " Name = '" + portfolioName + "'", null, null, null, null);
             if (cursor.Count > 0)
             {
                 cursor.MoveToNext();
@@ -100,19 +91,19 @@ namespace MonoStockPortfolio.Core.PortfolioRepositories
 
         public void DeletePositionById(long positionId)
         {
-            _db.Delete(POSITION_TABLE_NAME, "id = " + positionId, null);
+            Db.Delete(POSITION_TABLE_NAME, "id = " + positionId, null);
         }
 
         public Position GetPositionById(long positionId)
         {
             Position position = null;
 
-            var cursor = _db.Query(POSITION_TABLE_NAME, new[] { "id", "Ticker", "Shares", "PricePerShare" }, " id = " + positionId, null, null, null, null);
+            var cursor = Db.Query(POSITION_TABLE_NAME, new[] { "id", "Ticker", "Shares", "PricePerShare" }, " id = " + positionId, null, null, null, null);
             if (cursor.Count > 0)
             {
                 while (cursor.MoveToNext())
                 {
-                    position= new Position(cursor.GetInt(0));
+                    position = new Position(cursor.GetInt(0));
                     position.Ticker = cursor.GetString(1);
                     position.Shares = Convert.ToDecimal(cursor.GetFloat(2));
                     position.PricePerShare = Convert.ToDecimal(cursor.GetFloat(3));
@@ -126,7 +117,7 @@ namespace MonoStockPortfolio.Core.PortfolioRepositories
         {
             var list = new List<Position>();
 
-            var cursor = _db.Query(POSITION_TABLE_NAME, new[] { "id", "Ticker", "Shares", "PricePerShare" }, " ContainingPortfolioID = " + portfolioId, null, null, null, null);
+            var cursor = Db.Query(POSITION_TABLE_NAME, new[] { "id", "Ticker", "Shares", "PricePerShare" }, " ContainingPortfolioID = " + portfolioId, null, null, null, null);
             if (cursor.Count > 0)
             {
                 while (cursor.MoveToNext())
@@ -157,23 +148,23 @@ namespace MonoStockPortfolio.Core.PortfolioRepositories
         private void UpdateExistingPortfolio(Portfolio portfolio)
         {
             var portfolioID = portfolio.ID ?? -1;
-            Log.E("UpdateExistingPortfolio", "Portfolios updated: " + _db.Update(PORTFOLIO_TABLE_NAME, GetPortfolioContentValues(portfolio), "id = " + portfolioID, null));
+            Log.Error("UpdateExistingPortfolio", "Portfolios updated: " + Db.Update(PORTFOLIO_TABLE_NAME, GetPortfolioContentValues(portfolio), "id = " + portfolioID, null));
         }
 
         private void InsertNewPortfolio(Portfolio portfolio)
         {
-            Log.E("InsertNewPortfolio", "Portfolios inserted: " + _db.Insert(PORTFOLIO_TABLE_NAME, null, GetPortfolioContentValues(portfolio)));
+            Log.Error("InsertNewPortfolio", "Portfolios inserted: " + Db.Insert(PORTFOLIO_TABLE_NAME, null, GetPortfolioContentValues(portfolio)));
         }
 
         private void UpdateExistingPosition(Position position)
         {
             var positionID = position.ID ?? -1;
-            Log.E("UpdateExistingPosition", "Positions updated: " + _db.Update(POSITION_TABLE_NAME, GetPositionContentValues(position), "id = " + positionID, null));
+            Log.Error("UpdateExistingPosition", "Positions updated: " + Db.Update(POSITION_TABLE_NAME, GetPositionContentValues(position), "id = " + positionID, null));
         }
 
         private void InsertNewPosition(Position position)
         {
-            Log.E("InsertNewPosition", "Positions inserted: " + _db.Insert(POSITION_TABLE_NAME, null, GetPositionContentValues(position)));
+            Log.Error("InsertNewPosition", "Positions inserted: " + Db.Insert(POSITION_TABLE_NAME, null, GetPositionContentValues(position)));
         }
 
         private static ContentValues GetPortfolioContentValues(Portfolio portfolio)
@@ -192,41 +183,5 @@ namespace MonoStockPortfolio.Core.PortfolioRepositories
             positionValues.Put("ContainingPortfolioID", position.ContainingPortfolioID);
             return positionValues;
         }
-
-
-
-
-
-
-
-
-        private class OpenHelper : SQLiteOpenHelper
-        {
-            public OpenHelper(Context context, string name, SQLiteDatabase.ICursorFactory factory, int version)
-                : base(context, name, factory, version)
-            {
-            }
-
-            public override void OnCreate(SQLiteDatabase db)
-            {
-                db.ExecSQL("CREATE TABLE " + PORTFOLIO_TABLE_NAME + " (id INTEGER PRIMARY KEY AUTOINCREMENT, Name TEXT)");
-                db.ExecSQL("CREATE TABLE " + POSITION_TABLE_NAME + " (id INTEGER PRIMARY KEY AUTOINCREMENT, Ticker TEXT, Shares REAL, PricePerShare REAL, ContainingPortfolioID INT)");
-
-                db.ExecSQL("INSERT INTO " + PORTFOLIO_TABLE_NAME + " (Name) VALUES ('Sample portfolio')");
-                db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('GOOG', '500', '593.97', 1)");
-                db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('AMZN', '500', '180.00', 1)");
-                db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('AAPL', '500', '322.56', 1)");
-                db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('MSFT', '500', '27.91', 1)");
-                db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('NOVL', '500', '5.92', 1)");
-                db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('S', '500', '4.23', 1)");
-                db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('VZ', '500', '35.78', 1)");
-                db.ExecSQL("INSERT INTO " + POSITION_TABLE_NAME + " (Ticker, Shares, PricePerShare, ContainingPortfolioID) VALUES ('T', '500', '29.38', 1)");
-            }
-
-            public override void OnUpgrade(SQLiteDatabase db, int oldVersion, int newVersion)
-            {
-                Log.W("Upgrade", "Nothing to upgrade");
-            }
-        }
     }
 }

MonoStockPortfolio.Core/Services/PortfolioService.cs

@@ -50,7 +50,7 @@ namespace MonoStockPortfolio.Core.Services
             }
             catch (Exception ex)
             {
-                Log.E("GetDetailedItems", ex.ToString());
+                Log.Error("GetDetailedItems", ex.ToString());
                 throw;
             }
         }

MonoStockPortfolio.Core/StockData/CsvParser.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using Android.Util;
+
+namespace MonoStockPortfolio.Core.StockData
+{
+    public class CsvParser
+    {
+        public static IEnumerable<string[]> ParseCsvIntoStockQuotes(string csvText)
+        {
+            using (var sr = new StringReader(csvText))
+            {
+                var lines = new List<string[]>();
+
+                try
+                {
+                    string line;
+                    while ((line = sr.ReadLine()) != null)
+                    {
+                        var tokens = line.Split(',');
+                        for (int i = 0; i < tokens.Length; i++)
+                        {
+                            tokens[i] = tokens[i].Trim('\"');
+                        }
+                        lines.Add(tokens);
+                    }
+                }
+                catch (Exception)
+                {
+                    Log.Error("ParseCSV", "Error in retrieving/parsing stock information");
+                }
+
+                return lines;
+            }
+        }        
+    }
+}

MonoStockPortfolio.Core/StockData/GoogleStockDataProvider.cs

@@ -0,0 +1,106 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Net;
+using MonoStockPortfolio.Entities;
+
+namespace MonoStockPortfolio.Core.StockData
+{
+    public class GoogleStockDataProvider : IStockDataProvider
+    {
+        private const string BASE_URL = "http://www.google.com/finance/info?infotype=infoquoteall&q=";
+        /*
+        http://code.google.com/p/qsb-mac-plugins/source/browse/trunk/stock-quoter/trunk/StockQuoter.py?r=4
+         The Google Finance feed can return some or all of the following keys:
+
+  avvo    * Average volume (float with multiplier, like '3.54M')
+  beta    * Beta (float)
+  c       * Amount of change while open (float)
+  ccol    * (unknown) (chars)
+  cl        Last perc. change
+  cp      * Change perc. while open (float)
+  e       * Exchange (text, like 'NASDAQ')
+  ec      * After hours last change from close (float)
+  eccol   * (unknown) (chars)
+  ecp     * After hours last chage perc. from close (float)
+  el      * After. hours last quote (float)
+  el_cur  * (unknown) (float)
+  elt       After hours last quote time (unknown)
+  eo      * Exchange Open (0 or 1)
+  eps     * Earnings per share (float)
+  fwpe      Forward PE ratio (float)
+  hi      * Price high (float)
+  hi52    * 52 weeks high (float)
+  id      * Company id (identifying number)
+  l       * Last value while open (float)
+  l_cur   * Last value at close (like 'l')
+  lo      * Price low (float)
+  lo52    * 52 weeks low (float)
+  lt        Last value date/time
+  ltt       Last trade time (Same as "lt" without the data)
+  mc      * Market cap. (float with multiplier, like '123.45B')
+  name    * Company name (text)
+  op      * Open price (float)
+  pe      * PE ratio (float)
+  t       * Ticker (text)
+  type    * Type (i.e. 'Company')
+  vo      * Volume (float with multiplier, like '3.54M')
+         */
+
+        public IEnumerable<StockQuote> GetStockQuotes(IEnumerable<string> tickers)
+        {
+            var tickerCsv = string.Join(",", tickers.ToArray());
+            var url = BASE_URL + tickerCsv;
+            var jsonResults = ScrapeUrl(url).Split('}');
+
+            return jsonResults.Select(MapJsonToStockitems);
+        }
+
+        protected StockQuote MapJsonToStockitems(string jsonResults)
+        {
+            using(var sr = new StringReader(jsonResults))
+            {
+                var sq = new StockQuote();
+                string line;
+                while((line = sr.ReadLine()) != null)
+                {
+                    if(line.StartsWith(",\"t\""))
+                    {
+                        sq.Ticker = line.Replace(",\"t\" : ", "").Trim().Trim('"');
+                        continue;
+                    }
+                    if(line.StartsWith(",\"c\""))
+                    {
+                        sq.Change = decimal.Parse(line.Replace(",\"c\" : ", "").Trim().Trim('"'));
+                        continue;
+                    }
+                    if(line.StartsWith(",\"l\""))
+                    {
+                        sq.LastTradePrice = decimal.Parse(line.Replace(",\"l\" : ", "").Trim().Trim('"'));
+                        continue;
+                    }
+                    if(line.StartsWith(",\"ltt\""))
+                    {
+                        sq.LastTradeTime = line.Replace(",\"ltt\":", "").Trim().Trim('"').Replace("EST","").Trim();
+                        continue;
+                    }
+                }
+                return sq;
+            }
+        }
+
+        private static string ScrapeUrl(string url)
+        {
+            string resultCsv;
+            var req = WebRequest.Create(url);
+            var resp = req.GetResponse();
+            using (var sr = new StreamReader(resp.GetResponseStream()))
+            {
+                resultCsv = sr.ReadToEnd();
+                sr.Close();
+            }
+            return resultCsv;
+        }
+    }
+}

MonoStockPortfolio.Entities/MonoStockPortfolio.Entities.csproj

@@ -31,7 +31,6 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="mscorlib" />
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />

MonoStockPortfolio.Entities/StockDataItem.cs

@@ -3,22 +3,22 @@ namespace MonoStockPortfolio.Entities
     public enum StockDataItem
     {
         [StringValue("Change")]
-        Change,
+        Change = 0,
         [StringValue("Gain/Loss")]
-        GainLoss,
+        GainLoss = 1,
         [StringValue("Ticker")]
-        Ticker,
+        Ticker = 2,
         [StringValue("Time")]
-        Time,
+        Time = 3,
         [StringValue("Volume")]
-        Volume,
+        Volume = 4,
         [StringValue("Price")]
-        LastTradePrice,
+        LastTradePrice = 5,
         [StringValue("Price-RT")]
-        RealTimeLastTradeWithTime,
+        RealTimeLastTradeWithTime = 6,
         [StringValue("Change-RT")]
-        ChangeRealTime,
+        ChangeRealTime = 7,
         [StringValue("Gain/Loss-RT")]
-        GainLossRealTime
+        GainLossRealTime = 8
     }
 }

MonoStockPortfolio.Tests/CsvParserTests.cs

@@ -0,0 +1,47 @@
+using System.Linq;
+using MonoStockPortfolio.Core.StockData;
+using Xunit;
+
+namespace MonoStockPortfolio.Tests
+{
+    public class CsvParserTests
+    {
+        [Fact]
+        public void Can_parse_a_single_line_with_a_single_token()
+        {
+            var line = "XIN";
+            var result = CsvParser.ParseCsvIntoStockQuotes(line);
+
+            Assert.Equal(result.Count(), 1);
+            Assert.Equal(result.First()[0], "XIN");
+        }
+
+        [Fact]
+        public void Can_parse_two_lines_with_a_single_token_each()
+        {
+            var line = "XIN\nMSFT";
+            var result = CsvParser.ParseCsvIntoStockQuotes(line);
+
+            Assert.Equal(result.Count(), 2);
+            Assert.Equal(result.First()[0], "XIN");
+            Assert.Equal(result.ElementAt(1)[0], "MSFT");
+        }
+
+        [Fact]
+        public void Can_parse_a_more_complex_set()
+        {
+            var line = @"""XIN"",2.41,""Xinyuan Real Esta"",269244,-0.03,""4:00pm"",""N/A - <b>2.41</b>"",""-0.03""";
+            var result = CsvParser.ParseCsvIntoStockQuotes(line);
+
+            Assert.Equal(result.Count(), 1);
+            Assert.Equal(result.First()[0], "XIN");
+            Assert.Equal(result.First()[1], "2.41");
+            Assert.Equal(result.First()[2], "Xinyuan Real Esta");
+            Assert.Equal(result.First()[3], "269244");
+            Assert.Equal(result.First()[4], "-0.03");
+            Assert.Equal(result.First()[5], "4:00pm");
+            Assert.Equal(result.First()[6], "N/A - <b>2.41</b>");
+            Assert.Equal(result.First()[7], "-0.03");
+        }
+    }
+}

MonoStockPortfolio.Tests/GoogleStockQuoteTests.cs

@@ -0,0 +1,170 @@
+using MonoStockPortfolio.Core.StockData;
+using Xunit;
+
+namespace MonoStockPortfolio.Tests
+{
+    public class GoogleStockQuoteTests : GoogleStockDataProvider
+    {
+        #region ExampleJson : Example Json Result
+        private string ExampleJson =
+            @"
+// [ {
+""id"": ""720780""
+,""t"" : ""XIN""
+,""e"" : ""NYSE""
+,""l"" : ""2.41""
+,""l_cur"" : ""2.41""
+,""s"": ""0""
+,""ltt"":""4:00PM EST""
+,""lt"" : ""Feb 4, 4:00PM EST""
+,""c"" : ""-0.03""
+,""cp"" : ""-1.23""
+,""ccol"" : ""chr""
+,""eo"" : """"
+,""delay"": """"
+,""op"" : ""2.45""
+,""hi"" : ""2.45""
+,""lo"" : ""2.39""
+,""vo"" : ""269,244.00""
+,""avvo"" : ""352,270.00""
+,""hi52"" : ""4.30""
+,""lo52"" : ""2.20""
+,""mc"" : ""182.78M""
+,""pe"" : ""3.47""
+,""fwpe"" : """"
+,""beta"" : ""1.30""
+,""eps"" : ""0.69""
+,""name"" : ""Xinyuan Real Estate Co., Ltd. (ADR)""
+,""type"" : ""Company""
+}
+,{
+""id"": ""358464""
+,""t"" : ""MSFT""
+,""e"" : ""NASDAQ""
+,""l"" : ""27.77""
+,""l_cur"" : ""27.77""
+,""s"": ""2""
+,""ltt"":""4:01PM EST""
+,""lt"" : ""Feb 4, 4:01PM EST""
+,""c"" : ""+0.12""
+,""cp"" : ""0.43""
+,""ccol"" : ""chg""
+,""el"": ""27.72""
+,""el_cur"": ""27.72""
+,""elt"" : ""Feb 4, 7:39PM EST""
+,""ec"" : ""-0.05""
+,""ecp"" : ""-0.18""
+,""eccol"" : ""chr""
+,""div"" : ""0.16""
+,""yld"" : ""2.30""
+,""eo"" : """"
+,""delay"": """"
+,""op"" : ""27.73""
+,""hi"" : ""27.84""
+,""lo"" : ""27.51""
+,""vo"" : ""40.42M""
+,""avvo"" : ""55.50M""
+,""hi52"" : ""31.58""
+,""lo52"" : ""22.73""
+,""mc"" : ""233.33B""
+,""pe"" : ""11.77""
+,""fwpe"" : """"
+,""beta"" : ""1.06""
+,""eps"" : ""2.36""
+,""name"" : ""Microsoft Corporation""
+,""type"" : ""Company""
+}
+,{
+""id"": ""22144""
+,""t"" : ""AAPL""
+,""e"" : ""NASDAQ""
+,""l"" : ""346.50""
+,""l_cur"" : ""346.50""
+,""s"": ""2""
+,""ltt"":""4:02PM EST""
+,""lt"" : ""Feb 4, 4:02PM EST""
+,""c"" : ""+3.06""
+,""cp"" : ""0.89""
+,""ccol"" : ""chg""
+,""el"": ""346.48""
+,""el_cur"": ""346.48""
+,""elt"" : ""Feb 4, 7:59PM EST""
+,""ec"" : ""-0.02""
+,""ecp"" : ""-0.01""
+,""eccol"" : ""chr""
+,""div"" : """"
+,""yld"" : """"
+,""eo"" : """"
+,""delay"": """"
+,""op"" : ""343.76""
+,""hi"" : ""346.70""
+,""lo"" : ""343.51""
+,""vo"" : ""11.49M""
+,""avvo"" : ""15.58M""
+,""hi52"" : ""348.60""
+,""lo52"" : ""190.85""
+,""mc"" : ""319.22B""
+,""pe"" : ""19.35""
+,""fwpe"" : """"
+,""beta"" : ""1.38""
+,""eps"" : ""17.91""
+,""name"" : ""Apple Inc.""
+,""type"" : ""Company""
+}
+]
+";
+        #endregion
+
+        private string[] SplitResults
+        {
+            get
+            {
+                return ExampleJson.Split('}');
+            }
+        }
+
+        [Fact]
+        public void Test_ticker()
+        {
+            var results = base.MapJsonToStockitems(SplitResults[0]);
+            Assert.Equal(results.Ticker,"XIN");
+            results = base.MapJsonToStockitems(SplitResults[1]);
+            Assert.Equal(results.Ticker,"MSFT");
+            results = base.MapJsonToStockitems(SplitResults[2]);
+            Assert.Equal(results.Ticker,"AAPL");
+        }
+
+        [Fact]
+        public void Test_change()
+        {
+            var results = base.MapJsonToStockitems(SplitResults[0]);
+            Assert.Equal(results.Change, -0.03M);
+            results = base.MapJsonToStockitems(SplitResults[1]);
+            Assert.Equal(results.Change, 0.12M);
+            results = base.MapJsonToStockitems(SplitResults[2]);
+            Assert.Equal(results.Change, 3.06M);
+        }
+
+        [Fact]
+        public void Test_last_price()
+        {
+            var results = base.MapJsonToStockitems(SplitResults[0]);
+            Assert.Equal(results.LastTradePrice, 2.41M);
+            results = base.MapJsonToStockitems(SplitResults[1]);
+            Assert.Equal(results.LastTradePrice, 27.77M);
+            results = base.MapJsonToStockitems(SplitResults[2]);
+            Assert.Equal(results.LastTradePrice, 346.50M);
+        }
+
+        [Fact]
+        public void Test_time()
+        {
+            var results = base.MapJsonToStockitems(SplitResults[0]);
+            Assert.Equal(results.LastTradeTime, "4:00PM");
+            results = base.MapJsonToStockitems(SplitResults[1]);
+            Assert.Equal(results.LastTradeTime, "4:01PM");
+            results = base.MapJsonToStockitems(SplitResults[2]);
+            Assert.Equal(results.LastTradeTime, "4:02PM");
+        }
+    }
+}

MonoStockPortfolio.Tests/MonoStockPortfolio.Tests.csproj

@@ -0,0 +1,86 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProductVersion>8.0.30703</ProductVersion>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}</ProjectGuid>
+    <ProjectTypeGuids>{EFBA0AD7-5A72-4C68-AF49-83D382785DCF};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>MonoStockPortfolio.Tests</RootNamespace>
+    <AssemblyName>MonoStockPortfolio.Tests</AssemblyName>
+    <FileAlignment>512</FileAlignment>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="Mono.Android">
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="mscorlib">
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System">
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Core">
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Xml.Linq">
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Xml">
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="xunit">
+      <HintPath>..\libs\xunit.dll</HintPath>
+    </Reference>
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="CsvParserTests.cs" />
+    <Compile Include="GoogleStockQuoteTests.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\MonoStockPortfolio.Core\MonoStockPortfolio.Core.csproj">
+      <Project>{251E7BB4-CFE2-4DE4-9E2A-AAE1AF41C8CB}</Project>
+      <Name>MonoStockPortfolio.Core</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\MonoStockPortfolio.Entities\MonoStockPortfolio.Entities.csproj">
+      <Project>{05A57650-3B41-46FF-9EAD-9112B5EFBEED}</Project>
+      <Name>MonoStockPortfolio.Entities</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\MonoStockPortfolio\MonoStockPortfolio.csproj">
+      <Project>{E23D8575-CE4E-4716-B9C7-70115D23ADBB}</Project>
+      <Name>MonoStockPortfolio</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="PostSharp.Custom.targets" />
+  </ItemGroup>
+  <Import Project="$(MSBuildExtensionsPath)\Novell\Novell.MonoDroid.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

MonoStockPortfolio.Tests/PostSharp.Custom.targets

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+    <PropertyGroup>
+        <PostSharpAssemblyBindingPolicySet>Silverlight20</PostSharpAssemblyBindingPolicySet>
+    </PropertyGroup>
+</Project>

MonoStockPortfolio.Tests/Properties/AssemblyInfo.cs

@@ -0,0 +1,29 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("MonoStockPortfolio.Tests")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("Microsoft")]
+[assembly: AssemblyProduct("MonoStockPortfolio.Tests")]
+[assembly: AssemblyCopyright("Copyright © Microsoft 2011")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+[assembly: ComVisible(false)]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

MonoStockPortfolio.sln

@@ -8,15 +8,12 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "libs", "libs", "{643BA3D4-E
 		libs\FileHelpers.dll = libs\FileHelpers.dll
 	EndProjectSection
 EndProject
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "assets", "assets", "{4EE7F6AD-B8A9-4402-800E-E4C8AE0FF8FB}"
-	ProjectSection(SolutionItems) = preProject
-		assets\UInotes.txt = assets\UInotes.txt
-	EndProjectSection
-EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MonoStockPortfolio.Core", "MonoStockPortfolio.Core\MonoStockPortfolio.Core.csproj", "{251E7BB4-CFE2-4DE4-9E2A-AAE1AF41C8CB}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MonoStockPortfolio.Entities", "MonoStockPortfolio.Entities\MonoStockPortfolio.Entities.csproj", "{05A57650-3B41-46FF-9EAD-9112B5EFBEED}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MonoStockPortfolio.Tests", "MonoStockPortfolio.Tests\MonoStockPortfolio.Tests.csproj", "{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -35,6 +32,10 @@ Global
 		{05A57650-3B41-46FF-9EAD-9112B5EFBEED}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{05A57650-3B41-46FF-9EAD-9112B5EFBEED}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{05A57650-3B41-46FF-9EAD-9112B5EFBEED}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

MonoStockPortfolio/Activites/ConfigActivity.cs

@@ -0,0 +1,70 @@
+using System.Collections.Generic;
+using System.Linq;
+using Android.App;
+using Android.Content;
+using Android.OS;
+using Android.Preferences;
+using MonoStockPortfolio.Core.Config;
+using MonoStockPortfolio.Entities;
+using MonoStockPortfolio.Framework;
+using MonoStockPortfolio.Core;
+
+namespace MonoStockPortfolio.Activites
+{
+    [Activity(Label = "Config")]
+    public class ConfigActivity : PreferenceActivity
+    {
+        [IoC] private IConfigRepository _repo;
+        private StockItemPreference[] _stockItemsConfig;
+
+        protected override void OnCreate(Bundle bundle)
+        {
+            base.OnCreate(bundle);
+
+            AddPreferencesFromResource(Resource.Layout.config);
+
+            _stockItemsConfig = StockItemPreference.BuildList(_repo.GetStockItems()).ToArray();
+
+            var customPref = FindPreference("customStockItems");
+            customPref.PreferenceClick += customPref_PreferenceClick;
+        }
+
+        bool customPref_PreferenceClick(Preference preference)
+        {
+            IEnumerable<char>[] stockItemsDisplay = _stockItemsConfig.OrderBy(i => i.StockDataItem).Select(i => i.StockDataItem.GetStringValue()).ToArray();
+            bool[] allitemschecked = _stockItemsConfig.OrderBy(i => i.StockDataItem).Select(i => i.IsChecked).ToArray();
+            
+            var dialog = new AlertDialog.Builder(this);
+            dialog.SetMultiChoiceItems(stockItemsDisplay, allitemschecked, clickCallback);
+            dialog.SetTitle("Select columns");
+            dialog.SetPositiveButton("Save", okCallback);
+            dialog.Create().Show();
+            return true;
+        }
+
+        private void okCallback(object sender, DialogClickEventArgs e)
+        {
+            var list = _stockItemsConfig.Where(i => i.IsChecked).Select(i => i.StockDataItem).ToList();
+            _repo.UpdateStockItems(list);
+        }
+
+        private void clickCallback(object sender, DialogMultiChoiceClickEventArgs e)
+        {
+            _stockItemsConfig[e.Which].IsChecked = e.IsChecked;
+        }
+
+        public static string ClassName { get { return "monostockportfolio.activites.ConfigActivity"; } }
+
+        private class StockItemPreference
+        {
+            public static IEnumerable<StockItemPreference> BuildList(IEnumerable<StockDataItem> checkedItems)
+            {
+                var allitems = StockDataItem.Change.GetValues<StockDataItem>();
+
+                return allitems.Select(item => new StockItemPreference {StockDataItem = item, IsChecked = checkedItems.Contains(item)});
+            }
+            public StockDataItem StockDataItem { get; private set; }
+            public bool IsChecked { get; set; }
+        }
+    }
+}

MonoStockPortfolio/Activites/EditPortfolioActivity.cs

@@ -16,7 +16,7 @@ namespace MonoStockPortfolio.Activites
         {
             base.OnCreate(bundle);
 
-            SetContentView(Resource.layout.addportfolio);
+            SetContentView(Resource.Layout.addportfolio);
 
             WireUpEvents();
 

MonoStockPortfolio/Activites/EditPortfolioActivity.designer.cs

@@ -8,7 +8,7 @@ namespace MonoStockPortfolio.Activites
         public static string Extra_PortfolioID { get { return "monoStockPortfolio.EditPortfolioActivity.PortfolioID"; } }
         public long ThisPortfolioId { get { return Intent.GetLongExtra(Extra_PortfolioID, -1); } }
 
-        protected Button SaveButton { get { return FindViewById<Button>(Resource.id.btnSave); } }
+        protected Button SaveButton { get { return FindViewById<Button>(Resource.Id.btnSave); } }
-        protected EditText PortfolioName { get { return FindViewById<EditText>(Resource.id.portfolioName); } }
+        protected EditText PortfolioName { get { return FindViewById<EditText>(Resource.Id.portfolioName); } }
     }
 }

MonoStockPortfolio/Activites/EditPositionActivity.cs

@@ -16,7 +16,7 @@ namespace MonoStockPortfolio.Activites
         {
             base.OnCreate(bundle);
 
-            SetContentView(Resource.layout.addposition);
+            SetContentView(Resource.Layout.addposition);
 
             var positionId = ThisPositionId;
             if (positionId != -1)

MonoStockPortfolio/Activites/EditPositionActivity.designer.cs

@@ -10,9 +10,9 @@ namespace MonoStockPortfolio.Activites
         public static string Extra_PositionID { get { return "monoStockPortfolio.EditPositionActivity.PositionID"; } }
         public long ThisPositionId { get { return Intent.GetLongExtra(Extra_PositionID, -1); } }
 
-        protected EditText TickerTextBox { get { return FindViewById<EditText>(Resource.id.addPositionTicker); } }
+        protected EditText TickerTextBox { get { return FindViewById<EditText>(Resource.Id.addPositionTicker); } }
-        protected EditText PriceTextBox { get { return FindViewById<EditText>(Resource.id.addPositionPrice); } }
+        protected EditText PriceTextBox { get { return FindViewById<EditText>(Resource.Id.addPositionPrice); } }
-        protected EditText SharesTextBox { get { return FindViewById<EditText>(Resource.id.addPositionShares); } }
+        protected EditText SharesTextBox { get { return FindViewById<EditText>(Resource.Id.addPositionShares); } }
-        protected Button SaveButton { get { return FindViewById<Button>(Resource.id.addPositionSaveButton); } }
+        protected Button SaveButton { get { return FindViewById<Button>(Resource.Id.addPositionSaveButton); } }
     }
 }

MonoStockPortfolio/Activites/MainActivity.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using Android.App;
 using Android.Content;
 using Android.OS;
+using Android.Views;
 using Android.Widget;
 using MonoStockPortfolio.Core.PortfolioRepositories;
 using MonoStockPortfolio.Entities;
@@ -22,7 +23,7 @@ namespace MonoStockPortfolio.Activites
         {
             base.OnCreate(bundle);
 
-            SetContentView(Resource.layout.main);
+            SetContentView(Resource.Layout.main);
 
             RefreshList();
 
@@ -33,7 +34,7 @@ namespace MonoStockPortfolio.Activites
         {
             _portfolios = _repo.GetAllPortfolios();
 
-            var listAdapter = new ArrayAdapter<string>(this, Android.R.Layout.SimpleListItem1, _portfolios.Select(p => p.Name).ToList());
+            var listAdapter = new ArrayAdapter<string>(this, Android.Resource.Layout.SimpleListItem1, _portfolios.Select(p => p.Name).ToList());
             PortfolioListView.Adapter = listAdapter;
         }
 
@@ -79,6 +80,32 @@ namespace MonoStockPortfolio.Activites
             return base.OnContextItemSelected(item);
         }
 
+        public override bool OnCreateOptionsMenu(IMenu menu)
+        {
+            var configItem = menu.Add(0, 1, 1, "Config");
+            configItem.SetIcon(Android.Resource.Drawable.IcMenuPreferences);
+            var exitItem = menu.Add(0, 1, 1, "Exit");
+            exitItem.SetIcon(Android.Resource.Drawable.IcMenuCloseClearCancel);
+            return true;
+        }
+
+        public override bool OnOptionsItemSelected(IMenuItem item)
+        {
+            switch (item.Title.ToS())
+            {
+                case "Config":
+                    var intent = new Intent();
+                    intent.SetClassName(this, ConfigActivity.ClassName);
+                    StartActivityForResult(intent, 0);
+                    return true;
+                case "Exit":
+                    Finish();
+                    return true;
+                default:
+                    return base.OnOptionsItemSelected(item);
+            }
+        }
+
         private void listView_ItemClick(object sender, ItemEventArgs e)
         {
             var intent = new Intent();

MonoStockPortfolio/Activites/MainActivity.designer.cs

@@ -6,7 +6,7 @@ namespace MonoStockPortfolio.Activites
     {
         public static string ClassName { get { return "monostockportfolio.activites.MainActivity"; } }
 
-        protected Button AddPortfolioButton { get { return FindViewById<Button>(Resource.id.btnAddPortfolio); } }
+        protected Button AddPortfolioButton { get { return FindViewById<Button>(Resource.Id.btnAddPortfolio); } }
-        protected ListView PortfolioListView { get { return FindViewById<ListView>(Resource.id.portfolioList); } }
+        protected ListView PortfolioListView { get { return FindViewById<ListView>(Resource.Id.portfolioList); } }
     }
 }

MonoStockPortfolio/Activites/PortfolioActivity.cs

@@ -27,7 +27,7 @@ namespace MonoStockPortfolio.Activites
         {
             base.OnCreate(bundle);
 
-            SetContentView(Resource.layout.portfolio);
+            SetContentView(Resource.Layout.portfolio);
 
             Refresh();
 
@@ -39,7 +39,7 @@ namespace MonoStockPortfolio.Activites
         public override bool OnCreateOptionsMenu(IMenu menu)
         {
             var item = menu.Add(0,1,1,"Refresh");
-            item.SetIcon(Resource.drawable.ic_menu_refresh);
+            item.SetIcon(Resource.Drawable.ic_menu_refresh);
             return true;
         }
 
@@ -115,7 +115,7 @@ namespace MonoStockPortfolio.Activites
 
         private void ShowMessage(string message)
         {
-            var listAdapter = new ArrayAdapter<string>(this, Android.R.Layout.SimpleListItem1, new[] {message});
+            var listAdapter = new ArrayAdapter<string>(this, Android.Resource.Layout.SimpleListItem1, new[] { message });
             QuoteListview.Adapter = listAdapter;
         }
 
@@ -134,10 +134,10 @@ namespace MonoStockPortfolio.Activites
                 var textItem = new TextView(this);
                 textItem.Text = stockDataItem.GetStringValue();
                 textItem.SetWidth(cellwidth);
-                textItem.SetTextColor(Resources.GetColor(Android.R.Color.Black));
+                textItem.SetTextColor(Resources.GetColor(Android.Resource.Color.Black));
                 QuoteListviewHeader.AddView(textItem);
             }
-            QuoteListviewHeader.SetBackgroundResource(Android.R.Color.BackgroundLight);
+            QuoteListviewHeader.SetBackgroundResource(Android.Resource.Color.BackgroundLight);
         }
 
         public class PositionArrayAdapter : GenericArrayAdapter<PositionResultsViewModel>

MonoStockPortfolio/Activites/PortfolioActivity.designer.cs

@@ -9,8 +9,8 @@ namespace MonoStockPortfolio.Activites
         public static string Extra_PortfolioID { get { return "monoStockPortfolio.PortfolioActivity.PortfolioID"; } }
         public long ThisPortofolioId { get { return Intent.GetLongExtra(Extra_PortfolioID, -1); } }
 
-        protected ListView QuoteListview { get { return FindViewById<ListView>(Resource.id.quoteListview); } }
+        protected ListView QuoteListview { get { return FindViewById<ListView>(Resource.Id.quoteListview); } }
-        protected Button AddPositionButton { get { return FindViewById<Button>(Resource.id.btnAddPosition); } }
+        protected Button AddPositionButton { get { return FindViewById<Button>(Resource.Id.btnAddPosition); } }
-        protected LinearLayout QuoteListviewHeader { get { return FindViewById<LinearLayout>(Resource.id.quoteHeaderLayout); } }
+        protected LinearLayout QuoteListviewHeader { get { return FindViewById<LinearLayout>(Resource.Id.quoteHeaderLayout); } }
     }
 }

MonoStockPortfolio/Framework/IoCAttribute.cs

@@ -5,18 +5,18 @@ namespace MonoStockPortfolio.Framework
 {
     public class IoCAttribute : LocationInterceptionAspect
     {
-        public override void OnGetValue(LocationInterceptionArgs args)
+        public sealed override void OnGetValue(LocationInterceptionArgs args)
         {
             if (ServiceLocator.Context == null)
             {
-                var activityContext= (Context)args.Instance;
+                var activityContext = (Context)args.Instance;
                 ServiceLocator.Context = activityContext.ApplicationContext.ApplicationContext;
             }
 
             var locationType = args.Location.LocationType;
             var instantiation = ServiceLocator.Get(locationType);
 
-            if(instantiation != null)
+            if (instantiation != null)
             {
                 args.SetNewValue(instantiation);
             }

MonoStockPortfolio/Framework/IttyBittyIoC.cs

@@ -0,0 +1,104 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+
+namespace MonoStockPortfolio.Framework
+{
+    public static class IttyBittyIoC
+    {
+        [AttributeUsage(AttributeTargets.Constructor)]
+        public class InjectionConstructorAttribute : Attribute
+        { }
+
+        private enum DependencyType
+        {
+            None = 0,   // Type is unset
+            Delegate,   // A builder function
+            Instance,   // A specific instance
+            Singleton,  // Dynamically created singleton
+            Transient   // Dynamically created transient object
+        }
+
+        private class DependencyInfo
+        {
+            public object Dependency { get; private set; }
+            public DependencyType DependencyType { get; private set; }
+
+            public DependencyInfo(DependencyType dependencyType, object dependency)
+            {
+                DependencyType = dependencyType;
+                Dependency = dependency;
+            }
+        }
+
+        private readonly static IDictionary<Type, DependencyInfo> dependencies = new Dictionary<Type, DependencyInfo>();
+        private readonly static IDictionary<Type, object> instances = new Dictionary<Type, object>();
+
+        public static void Register<TContract>(TContract instance)
+        {
+            dependencies[typeof(TContract)] = new DependencyInfo(DependencyType.Instance, instance);
+            instances[typeof(TContract)] = instance;
+        }
+
+        public static void Register<TContract, TImplementation>()
+        {
+            Register<TContract, TImplementation>(false);
+        }
+
+        public static void Register<TContract, TImplementation>(bool isSingleton)
+        {
+            DependencyType dependencyType = isSingleton ? DependencyType.Singleton : DependencyType.Transient;
+            dependencies[typeof(TContract)] = new DependencyInfo(dependencyType, typeof(TImplementation));
+        }
+
+        public static void Register<TContract>(Func<TContract> builder)
+        {
+            dependencies[typeof(TContract)] = new DependencyInfo(DependencyType.Delegate, builder);
+        }
+
+        public static TContract Resolve<TContract>()
+        {
+            return (TContract)Resolve(typeof(TContract));
+        }
+
+        public static object Resolve(Type contract)
+        {
+            if (!dependencies.ContainsKey(contract))
+                throw new InvalidOperationException(string.Format("Unable to resolve type '{0}'.", contract));
+            if (instances.ContainsKey(contract))
+                return instances[contract];
+            var dependency = dependencies[contract];
+            if (dependency.DependencyType == DependencyType.Delegate)
+                return ((Delegate)dependency.Dependency).DynamicInvoke();
+
+            var constructorInfo = ((Type)dependency.Dependency).GetConstructors()
+                .OrderByDescending(o => (o.GetCustomAttributes(typeof(InjectionConstructorAttribute), false).Count()))
+                .ThenByDescending(o => (o.GetParameters().Length))
+                .First();
+            var parameterInfos = constructorInfo.GetParameters();
+
+            object instance;
+            if (parameterInfos.Length == 0)
+            {
+                instance = Activator.CreateInstance((Type)dependency.Dependency);
+            }
+            else
+            {
+                var parameters = new List<object>(parameterInfos.Length);
+                foreach (ParameterInfo parameterInfo in parameterInfos)
+                {
+                    parameters.Add(Resolve(parameterInfo.ParameterType));
+                }
+                instance = constructorInfo.Invoke(parameters.ToArray());
+            }
+
+            if (dependency.DependencyType == DependencyType.Singleton)
+            {
+                instances[contract] = instance;
+            }
+
+            return instance;
+        }
+    }
+}

MonoStockPortfolio/Framework/ServiceLocator.cs

@@ -4,35 +4,25 @@ using MonoStockPortfolio.Core.Config;
 using MonoStockPortfolio.Core.PortfolioRepositories;
 using MonoStockPortfolio.Core.Services;
 using MonoStockPortfolio.Core.StockData;
-using TinyIoC;
 
 namespace MonoStockPortfolio.Framework
 {
     public static class ServiceLocator
     {
         public static Context Context { get; set; }
-        private static TinyIoCContainer _container;
+
+        static ServiceLocator()
+        {
+            //IttyBittyIoC.Register(Context);
+            IttyBittyIoC.Register<IStockDataProvider>(() => new GoogleStockDataProvider());
+            IttyBittyIoC.Register<IPortfolioService>(() => new PortfolioService(new AndroidSqlitePortfolioRepository(Context), new GoogleStockDataProvider()));
+            IttyBittyIoC.Register<IPortfolioRepository>(() => new AndroidSqlitePortfolioRepository(Context));
+            IttyBittyIoC.Register<IConfigRepository>(() => new AndroidSqliteConfigRepository(Context));
+        }
 
         public static object Get(Type serviceType)
         {
-            if (_container == null)
+            return IttyBittyIoC.Resolve(serviceType);
-            {
-                _container = RegisterTypes();
-            }
-            return _container.Resolve(serviceType);
-        }
-
-        private static TinyIoCContainer RegisterTypes()
-        {
-            var container = TinyIoCContainer.Current;
-
-            container.Register<Context>(Context);
-            container.Register<IStockDataProvider, YahooStockDataProvider>().AsMultiInstance();
-            container.Register<IPortfolioService, PortfolioService>().AsMultiInstance();
-            container.Register<IPortfolioRepository, AndroidSqlitePortfolioRepository>().AsMultiInstance();
-            container.Register<IConfigRepository, AndroidSqliteConfigRepository>().AsMultiInstance();
-
-            return container;
         }
     }
 }

MonoStockPortfolio/MonoStockPortfolio.csproj

@@ -40,7 +40,7 @@
     <Reference Include="mscorlib" />
     <Reference Include="PostSharp.SL, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b13fd38b8f9c99d7, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\libs\PostSharp.SL.dll</HintPath>
+      <HintPath>..\..\..\Program Files (x86)\PostSharp 2.0\Reference Assemblies\Silverlight 3.0\PostSharp.SL.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
@@ -48,6 +48,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Activites\ConfigActivity.cs" />
     <Compile Include="Activites\EditPositionActivity.designer.cs">
       <DependentUpon>EditPositionActivity.cs</DependentUpon>
     </Compile>
@@ -58,7 +59,6 @@
     <Compile Include="Framework\ActivityExtensions.cs" />
     <Compile Include="Framework\ContextExtensions.cs" />
     <Compile Include="Framework\GenericArrayAdapter.cs" />
-    <Compile Include="Framework\IoCAttribute.cs" />
     <Compile Include="Activites\MainActivity.designer.cs">
       <DependentUpon>MainActivity.cs</DependentUpon>
     </Compile>
@@ -68,17 +68,16 @@
     <Compile Include="Activites\PortfolioActivity.designer.cs">
       <DependentUpon>PortfolioActivity.cs</DependentUpon>
     </Compile>
+    <Compile Include="Framework\IoCAttribute.cs" />
+    <Compile Include="Framework\IttyBittyIoC.cs" />
     <Compile Include="Framework\ServiceLocator.cs" />
-    <Compile Include="Framework\TinyIoC.cs" />
     <Compile Include="Resources\Resource.Designer.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Framework\StringExtensions.cs" />
     <Compile Include="Framework\FormValidator.cs" />
   </ItemGroup>
   <ItemGroup>
-    <None Include="PostSharp.Custom.targets">
+    <None Include="PostSharp.Custom.targets" />
-      <SubType>Designer</SubType>
-    </None>
     <None Include="Resources\AboutResources.txt" />
   </ItemGroup>
   <ItemGroup>
@@ -117,15 +116,27 @@
       <SubType>Designer</SubType>
     </AndroidResource>
   </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\layout\config.xml" />
+  </ItemGroup>
+  <ItemGroup />
+  <ItemGroup>
+    <AndroidResource Include="Resources\drawable-hdpi\ic_menu_refresh.png" />
+  </ItemGroup>
   <ItemGroup>
     <AndroidResource Include="Resources\drawable-hdpi\icon.png" />
-    <AndroidResource Include="Resources\drawable-ldpi\icon.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\drawable-mdpi\ic_menu_refresh.png" />
+  </ItemGroup>
+  <ItemGroup>
     <AndroidResource Include="Resources\drawable-mdpi\icon.png" />
   </ItemGroup>
   <ItemGroup>
-    <AndroidResource Include="Resources\drawable-hdpi\ic_menu_refresh.png" />
     <AndroidResource Include="Resources\drawable-ldpi\ic_menu_refresh.png" />
-    <AndroidResource Include="Resources\drawable-mdpi\ic_menu_refresh.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\drawable-ldpi\icon.png" />
   </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Novell\Novell.MonoDroid.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 

MonoStockPortfolio/Resources/Resource.Designer.cs

@@ -15,15 +15,15 @@ namespace MonoStockPortfolio
 	public partial class Resource
 	{
 		
-		public partial class attr
+		public partial class Attribute
 		{
 			
-			private attr()
+			private Attribute()
 			{
 			}
 		}
 		
-		public partial class drawable
+		public partial class Drawable
 		{
 			
 			// aapt resource value: 0x7f020000
@@ -32,12 +32,12 @@ namespace MonoStockPortfolio
 			// aapt resource value: 0x7f020001
 			public const int icon = 2130837505;
 			
-			private drawable()
+			private Drawable()
 			{
 			}
 		}
 		
-		public partial class id
+		public partial class Id
 		{
 			
 			// aapt resource value: 0x7f050004
@@ -73,12 +73,12 @@ namespace MonoStockPortfolio
 			// aapt resource value: 0x7f05000a
 			public const int quoteListview = 2131034122;
 			
-			private id()
+			private Id()
 			{
 			}
 		}
 		
-		public partial class layout
+		public partial class Layout
 		{
 			
 			// aapt resource value: 0x7f030000
@@ -88,17 +88,20 @@ namespace MonoStockPortfolio
 			public const int addposition = 2130903041;
 			
 			// aapt resource value: 0x7f030002
-			public const int main = 2130903042;
+			public const int config = 2130903042;
 			
 			// aapt resource value: 0x7f030003
-			public const int portfolio = 2130903043;
+			public const int main = 2130903043;
 			
-			private layout()
+			// aapt resource value: 0x7f030004
+			public const int portfolio = 2130903044;
+			
+			private Layout()
 			{
 			}
 		}
 		
-		public partial class @string
+		public partial class String
 		{
 			
 			// aapt resource value: 0x7f040001
@@ -107,7 +110,7 @@ namespace MonoStockPortfolio
 			// aapt resource value: 0x7f040000
 			public const int hello = 2130968576;
 			
-			private @string()
+			private String()
 			{
 			}
 		}

MonoStockPortfolio/Resources/layout/config.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+    <PreferenceCategory android:title="General Settings">
+        <Preference
+                android:title="Stock Items"
+                android:summary="Which columns do you want to see?"
+                android:key="customStockItems" />
+    </PreferenceCategory>
+</PreferenceScreen>

MonoStockPortfolio/Resources/layout/main.xml

@@ -4,16 +4,11 @@
     android:layout_width="fill_parent"
     android:layout_height="fill_parent">
 
-    <LinearLayout android:layout_width="fill_parent"
+    <Button android:text="Add New Portfolio" android:layout_height="wrap_content"
-		android:layout_height="fill_parent" android:orientation="vertical">
+        android:layout_width="fill_parent" android:id="@+id/btnAddPortfolio" />
 
-        <Button android:text="Add New Portfolio" android:layout_height="wrap_content"
+    <ListView android:id="@+id/portfolioList"
-            android:layout_width="fill_parent" android:id="@+id/btnAddPortfolio" />
+                android:layout_width="fill_parent"
-
+                android:layout_height="wrap_content" />
-        <ListView android:id="@+id/portfolioList"
-                  android:layout_width="fill_parent"
-                  android:layout_height="wrap_content" />
-
-    </LinearLayout>
 
 </LinearLayout>