[AppInfra] Fix database attach by rename .App_Data as _App_Data

Author: florinc

AppInfraDemo/DemoApplication.sln

@@ -64,18 +64,18 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".Exercises", ".Exercises",
 		.Exercises\readme.md = .Exercises\readme.md
 	EndProjectSection
 EndProject
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".App_Data", ".App_Data", "{E42085D5-D451-49ED-89A7-962B5FE83C3D}"
-	ProjectSection(SolutionItems) = preProject
-		.App_Data\readme.md = .App_Data\readme.md
-	EndProjectSection
-EndProject
 Project("{F088123C-0E9E-452A-89E6-6BA2F21D5CAC}") = "DependencyValidation", "Infrastructure\DependencyValidation\DependencyValidation.modelproj", "{9D8284B2-4F4E-40F7-B194-3F16F4E1E51B}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{4A532F73-79FC-431C-B849-02EAF64507E2}"
 	ProjectSection(SolutionItems) = preProject
 		.editorconfig = .editorconfig
 	EndProjectSection
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "_App_Data", "_App_Data", "{D12E3252-BC08-4F07-AB99-BF6A62D5409B}"
+	ProjectSection(SolutionItems) = preProject
+		_App_Data\readme.md = _App_Data\readme.md
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU

AppInfraDemo/UI/ConsoleApplication/Program.cs

@@ -64,7 +64,7 @@ private static IEnumerable<Assembly> GetApplicationAssemblies()
 	    private static void SetupDataDirectory()
 	    {
 	        string baseDirectory = AppDomain.CurrentDomain.BaseDirectory;
-	        AppDomain.CurrentDomain.SetData("DataDirectory", Path.GetFullPath(Path.Combine(baseDirectory, @"..\..\.App_Data")));
+	        AppDomain.CurrentDomain.SetData("DataDirectory", Path.GetFullPath(Path.Combine(baseDirectory, @"..\..\App_Data")));
 	    }
 	}
 }

AppInfraDemo/.App_Data/readme.html AppInfraDemo/_App_Data/readme.htmlAppInfraDemo/.App_Data/readme.html renamed to AppInfraDemo/_App_Data/readme.html

@@ -1,11 +1,11 @@
 Use this folder when you want to use the AdventureWorks2012 database from the local SQL Express.
 -----------------
 
-The `AppInfraDemo\.App_Data` folder should contain the `AdventureWorks2012.mdf` in order to be attached to the local database on the application start. 
+The `AppInfraDemo\_App_Data` folder should contain the `AdventureWorks2012.mdf` in order to be attached to the local database on the application start. 
 
 To configure this follow these steps:
  1. Download the `AdventureWorks2012.mdf` from [https://1drv.ms/u/s!AttpJoJRCtSQiiG8WJT8t3C4y450](https://1drv.ms/u/s!AttpJoJRCtSQiiG8WJT8t3C4y450)
- 2. Copy it to `AppInfraDemo\.App_Data` folder 
+ 2. Copy it to `AppInfraDemo\_App_Data` folder 
  3. Make sure that your host app sets the |DataDirectory| on the AppDomain
     - see `AppInfraDemo\UI\ConsoleApplication\Program.SetupDataDirectory()`
  4. Set the connection string that uses `AttachDbFilename` setting