Add systems for local world persistence (#553)

* chore: Change vscode workspace settings to work with omnisharp

* refactor(.NET): Use connection string builder to init sqlite database

* docs(.NET): Add method documentation to most things that matter

* docs(.NET): Add more docs I forgot to commit apparently

* feat: Add PoC world database structure ^& http listener

* fix: Send a response if VRCX isn't initialized rather than hanging

* feat: Initialize world db schema on startup

* feat: Allow worlds to store data in db through logfile

* use existing current location for worldDB

* Add tooltips

* chore: Make it so vscode can format C# files without prettier

* refactor: Add sqlite-net to (eventually) replace sqlite impl

* refactor: Make use of sqlite-net for world database

* docs: Add todo for fixing some random exception

* refactor: Remove now-unused SQLiteWorld

* refactor: Fix DB init query and change table structure again

* refactor: Add WorldDataRequest, add attributes for camelcase json keys

* Support current user location from API in addition to gameLog

* Change current location check for worldDB

* feat: Take store requests in JSON, identify worlds by GUID on store.

* refactor: Remove unused worldId param from connection key generator

* docs: Add more documentation to the methods for the world database

* fix: Hey wait that's not a primary key

* feat: Add a 10MB data cap for worlds shared across all of their rows.

* fix: Don't calculate size of world date twice when inserting

* refactor: Discard the guid variable since we only check for validity

* docs: Add docs/comments for new data cap functionality

* feat: Implement /getbulk API endpoint

* fix: Correct WorldDB init query typo

* fix: Update data entries properly instead of using 'OR REPLACE'

* refactor: Move endpoint processing to separate methods

* refactor: Add another check for error 503, remove old code

* feat: Add debug capability to /vrcx/getbulk

* fix: Correct the usage of getUser in actuallyGetCurrentLocation

* feat: Add store errors, implement external reading, stop 404ing

* docs: Add docs for new world db funcs

* refactor: Change world db server listen port to 22500

* fix: Use getUser correctly, dumb dumb

* fix: This error set shouldn't be here

* feat: Future-proof api endpoints. Add /status endpoint

---------

Co-authored-by: Natsumi <cmcooper123@hotmail.com>

VRCX.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
@@ -87,11 +87,13 @@
     <Compile Include="CefCustomDownloadHandler.cs" />
     <Compile Include="CefCustomDragHandler.cs" />
     <Compile Include="CefCustomMenuHandler.cs" />
+    <Compile Include="WorldDatabase.cs" />
     <Compile Include="ImageCache.cs" />
     <Compile Include="IPCClient.cs" />
     <Compile Include="IPCServer.cs" />
     <Compile Include="ProcessMonitor.cs" />
     <Compile Include="ScreenshotHelper.cs" />
+    <Compile Include="SQLite.cs" />
     <Compile Include="StartupArgs.cs" />
     <Compile Include="Update.cs" />
     <Compile Include="CefService.cs" />
@@ -101,7 +103,7 @@
     <Compile Include="NoopDragHandler.cs" />
     <Compile Include="OpenVR\openvr_api.cs" />
     <Compile Include="WebApi.cs" />
-    <Compile Include="SQLite.cs" />
+    <Compile Include="SQLiteLegacy.cs" />
     <Compile Include="SharedVariable.cs" />
     <Compile Include="Util.cs" />
     <Compile Include="VRForm.cs">
@@ -123,6 +125,8 @@
     <Compile Include="AppApi.cs" />
     <Compile Include="VRCXStorage.cs" />
     <Compile Include="JsonSerializer.cs" />
+    <Compile Include="WorldDataRequestResponse.cs" />
+    <Compile Include="WorldDBManager.cs" />
     <Compile Include="WinApi.cs" />
     <Compile Include="WinformBase.cs">
       <SubType>Form</SubType>
@@ -222,6 +226,7 @@
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
-    <PostBuildEvent>xcopy /y "$(ProjectDir)OpenVR\win64\openvr_api.dll"</PostBuildEvent>
+    <PostBuildEvent>xcopy /y "$(ProjectDir)OpenVR\win64\openvr_api.dll"
+xcopy /y "$(ProjectDir)lib\sqlite3.dll"</PostBuildEvent>
   </PropertyGroup>
 </Project>