Use MongoDB for database. Add small migrate function from MySQL

.drone.yml

@@ -18,10 +18,13 @@ steps:
   environment:
     ConnectionString:
       from_secret: ConnectionString
+      MySQLConnectionString:
+        from_secret: MySQLConnectionString
   commands:
   - chmod +x ./build.sh
   - ./build.sh
   - sed -i "s/<DatabaseConnectionString>/$ConnectionString/g" output/appsettings.json
+  - sed -i "s/<MySQLConnectionString>/$MySQLConnectionString/g" output/appsettings.json
   - cp api.blog.service output/
   - cp -r ./output/* /output
 - name: restart service

src/Robware.Api.Blog/Controllers/BlogController.cs

@@ -1,7 +1,9 @@
 using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Logging;
+using MongoDB.Driver;
 using Newtonsoft.Json;
 using Robware.Api.Blog.Models;
 using Robware.Blog;
@@ -14,10 +16,12 @@ namespace Robware.Api.Blog.Controllers {
 
 		private readonly ILogger<BlogController> _logger;
 		private readonly IBlogRepository _blogRepository;
+		private readonly IDatabaseProvider _dbProvider;
 
-		public BlogController(ILogger<BlogController> logger, IBlogRepository blogRepository) {
+		public BlogController(ILogger<BlogController> logger, IBlogRepository blogRepository, IDatabaseProvider dbProvider) {
 			_logger = logger;
 			_blogRepository = blogRepository;
+			_dbProvider = dbProvider;
 		}
 
 		[HttpGet(nameof(Get) + "/{url}")]
@@ -117,5 +121,16 @@ namespace Robware.Api.Blog.Controllers {
 				return BadRequest("Tried to publish post that doesn't exist");
 			}
 		}
+
+		[HttpGet(nameof(Migrate))]
+		public async Task<ActionResult> Migrate() {
+			var mysqlRepo = new Data.BlogRepository(_dbProvider);
+
+			var existingPosts = await mysqlRepo.GetAllPostsAsync();
+			foreach (var post in existingPosts)
+				await _blogRepository.SavePost(post);
+
+			return Ok();
+		}
 	}
 }

src/Robware.Api.Blog/Startup.cs

@@ -3,8 +3,9 @@ using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
+using MongoDB.Driver;
 using Robware.Blog;
-using Robware.Data;
+using Robware.Data.MongoDB;
 
 namespace Robware.Api.Blog {
 	public class Startup {
@@ -19,10 +20,16 @@ namespace Robware.Api.Blog {
 			services.AddControllers();
 
 			services
-				.AddSingleton<IDatabaseProvider>(new MySQLDatabaseProvider(Configuration.GetConnectionString("database")))
+				.AddSingleton<Data.IDatabaseProvider>(new Data.MySQLDatabaseProvider(Configuration.GetConnectionString("mysql")))
+				.AddSingleton<IMongoDatabase>(SetupMongoDatabase())
 				.AddSingleton<IBlogRepository, BlogRepository>();
 		}
 
+		private IMongoDatabase SetupMongoDatabase() {
+			var client = new MongoClient(Configuration.GetConnectionString("database"));
+			return client.GetDatabase("robware");
+		}
+
 		// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
 		public void Configure(IApplicationBuilder app, IWebHostEnvironment env) {
 			if (env.IsDevelopment()) {

src/Robware.Api.Blog/appsettings.Development.json

@@ -7,6 +7,6 @@
 		}
 	},
 	"ConnectionStrings": {
-		"database": "Server=localhost;User ID=user;Password=pass;Database=db"
+		"database": "mongodb://localhost"
 	}
 }

src/Robware.Api.Blog/appsettings.json

@@ -15,6 +15,7 @@
 		}
 	},
 	"ConnectionStrings": {
-		"database": "<DatabaseConnectionString>"
+		"database": "<DatabaseConnectionString>",
+		"mysql": "<MySQLConnectionString>"
 	}
 }