irc-netcore-api/IRaCIS.Core.API/_ServiceExtensions/EFSetup.cs

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using EntityFramework.Exceptions.SqlServer;
using IRaCIS.Core.Application.Triggers;
using IRaCIS.Core.Domain.Share;
using IRaCIS.Core.Infra.EFCore;
using IRaCIS.Core.Infra.EFCore.Interceptor;
using Medallion.Threading;
using Medallion.Threading.SqlServer;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Diagnostics;
using Microsoft.EntityFrameworkCore.Migrations;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
namespace IRaCIS.Core.API
{
public static class EFSetup
{
public static void AddEFSetup(this IServiceCollection services, IConfiguration configuration, string envName)
{
services.AddHttpContextAccessor();
services.AddScoped<IUserInfo, UserInfo>();
services.AddScoped<ISaveChangesInterceptor, AuditEntityInterceptor>();
services.AddScoped<ISaveChangesInterceptor, DispatchDomainEventsInterceptor>();
// First, register a pooling context factory as a Singleton service, as usual:
//这个注入没有成功--注入是没问题的构造函数也只是支持参数就好错在注入的地方不能写DbContext
//Web程序中通过重用池中DbContext实例可提高高并发场景下的吞吐量 这在概念上类似于ADO.NET Provider原生的连接池操作方式具有节省DbContext实例化成本的优点
services.AddDbContext<IRaCISDBContext>((sp, options) =>
{
// 在控制台
//public static readonly ILoggerFactory MyLoggerFactory = LoggerFactory.Create(builder => { builder.AddConsole(); });
var logFactory = LoggerFactory.Create(builder => { builder.AddDebug(); });
var dbType = configuration.GetSection("ConnectionStrings:Db_Type").Value;
if (!string.IsNullOrWhiteSpace(dbType) && dbType == "pgsql")
{
options.UseNpgsql(configuration.GetSection("ConnectionStrings:RemoteNew").Value, contextOptionsBuilder => contextOptionsBuilder.EnableRetryOnFailure());
}
else
{
options.UseSqlServer(configuration.GetSection("ConnectionStrings:RemoteNew").Value, contextOptionsBuilder => contextOptionsBuilder.EnableRetryOnFailure());
}
//迁移的时候,不生成外键
options.ReplaceService<IMigrationsSqlGenerator, NoForeignKeyMigrationsSqlGenerator>();
options.UseLoggerFactory(logFactory);
options.UseExceptionProcessor();
options.EnableSensitiveDataLogging();
options.AddInterceptors(new QueryWithNoLockDbCommandInterceptor());
options.AddInterceptors(sp.GetServices<ISaveChangesInterceptor>());
options.UseProjectables();
//options.UseTriggers(triggerOptions => triggerOptions.AddAssemblyTriggers(typeof(SubjectVisitTrigger).Assembly));
options.UseTriggers(triggerOptions =>
{
triggerOptions.AddTrigger<SubjectTrigger>();
triggerOptions.AddTrigger<ChallengeStateTrigger>();
triggerOptions.AddTrigger<SubjectVisitTrigger>();
triggerOptions.AddTrigger<SubjectVisitScanDateTrigger>();
triggerOptions.AddTrigger<TrialCriterionSignTrigger>();
triggerOptions.AddTrigger<TableQuestionRowTrigger>();
//triggerOptions.AddTrigger<AddlTrialUserTrigger>();
triggerOptions.AddTrigger<VisitTaskIsFrontTaskNeedSignButNotSignTrigger>();
triggerOptions.AddTrigger<JudgeVisitTaskTrigger>();
triggerOptions.AddTrigger<UserLogTrigger>();
triggerOptions.AddTrigger<UserAddTrigger>();
});
});
// Register an additional context factory as a Scoped service, which gets a pooled context from the Singleton factory we registered above,
//services.AddScoped<IRaCISDBScopedFactory>();
//// Finally, arrange for a context to get injected from our Scoped factory:
//services.AddScoped(sp => sp.GetRequiredService<IRaCISDBScopedFactory>().CreateDbContext());
//注意区分 easy caching 也有 IDistributedLockProvider
services.AddSingleton<IDistributedLockProvider>(sp =>
{
//var connection = ConnectionMultiplexer.Connect(configuration["Redis:Configuration"]!);
return new SqlDistributedSynchronizationProvider(configuration.GetSection("ConnectionStrings:RemoteNew").Value);
});
//services.AddAssemblyTriggers(typeof(SubjectVisitImageDateTrigger).Assembly);
}
}
}