protected DbContextTests()
{
var cfgHelper = new ConfigurationHelper();
var dbOptions = cfgHelper.Get <DbOptions>("Db");
dbOptions.Modules.ForEach(m =>
{
//数据库名称转小写
m.Database = m.Database.ToLower();
m.EntityTypes = typeof(BlogDbContext).Assembly.GetTypes().Where(t => t.IsClass && typeof(IEntity).IsImplementType(t)).ToList();
});
var dbContextOptions = new MySqlDbContextOptions(dbOptions, dbOptions.Modules.First(), null, new LoginInfo());
DbContext = new BlogDbContext(dbContextOptions);
//删除数据库
try
{
using var con = DbContext.NewConnection();
con.Execute("DROP DATABASE nm_blog;");
}
catch
{
// ignored
}
//创建数据
DbContext.CreateDatabase();
//创建分类
AddCategory();
}
public static void Main(string[] args)
{
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
var host = new HostBuilder()
.ConfigureHostConfiguration(configHost =>
{
configHost.AddEnvironmentVariables();
})
.ConfigureServices((hostContext, services) =>
{
var cfgHelper = new ConfigurationHelper();
var dbOptions = cfgHelper.Get <DbOptions>("Db", hostContext.HostingEnvironment.EnvironmentName);
//日志工厂
var loggerFactory = dbOptions.Logging ? services.BuildServiceProvider().GetService <ILoggerFactory>() : null;
dbOptions.Connections[0].EntityTypes = new List <Type>
{
typeof(AreaEntity)
};
var dbContextOptions = new MySqlDbContextOptions(dbOptions, dbOptions.Connections[0], loggerFactory, null);
services.AddSingleton <IDbContext>(new CommonDbContext(dbContextOptions));
services.AddSingleton <IUnitOfWork <CommonDbContext>, UnitOfWork <CommonDbContext> >();
services.AddSingleton <IAreaRepository, AreaRepository>();
services.AddSingleton <IAreaService, AreaService>();
services.AddSingleton <IAreaCrawlingHandler, AreaCrawlingHandler>();
var config = new MapperConfiguration(cfg =>
{
new MapperConfig().Bind(cfg);
});
services.AddSingleton(config.CreateMapper());
services.AddHostedService <Startup>();
Console.WriteLine("注入服务完成");
})
.UseLogging()
.Build();
Console.WriteLine("准备启动");
host.Start();
host.WaitForShutdown();
}
