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update readme

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28810 2019-12-30 12:18:43 +08:00
parent 647c93f6dd
commit f4c9bd5af6
2 changed files with 135 additions and 20 deletions
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85
Extensions/FreeSql.Extensions.EfCoreFluentApi/ICodeFirstExtensions.cs
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@ -8,30 +8,75 @@ namespace FreeSql.Extensions.EfCoreFluentApi
public static class ICodeFirstExtensions
{
static void Test()
{
ICodeFirst cf = null;
cf.Entity<TestInfo>(eb =>
{
eb.Property(b => b.Name).HashColumnType("varchar(50)");
eb.Property(b => b.FullName).HashColumnType("varchar(60)");
eb.HasKey(a => a.Id).HasKey(a => new { a.Id, a.Name });
eb.HasIndex(a => a.Name).IsUnique().HasName("idx_xxx11");
});
}
class TestInfo
{
public int Id { get; set; }
public string Name { get; set; }
public string FullName { get; set; }
public int DefaultValue { get; set; }
}
public static ICodeFirst Entity<T>(this ICodeFirst codeFirst, Action<EfCoreTableFluent<T>> modelBuilder)
{
codeFirst.ConfigEntity<T>(tf => modelBuilder(new EfCoreTableFluent<T>(tf)));
return codeFirst;
}
static void Test()
{
ICodeFirst cf = null;
cf.Entity<Song>(eb =>
{
eb.ToTable("tb_song");
eb.Ignore(a => a.Field1);
eb.Property(a => a.Title).HashColumnType("varchar(50)").IsRequired();
eb.Property(a => a.Url).HasMaxLength(100);
eb.Property(a => a.RowVersion).IsRowVersion();
eb.Property(a => a.CreateTime).HasDefaultValueSql("getdate()");
eb.HasKey(a => a.Id);
eb.HasIndex(a => a.Title).IsUnique().HasName("idx_xxx11");
//一对多、多对一
eb.HasOne(a => a.Type).HasForeignKey(a => a.TypeId).WithMany(a => a.Songs);
//多对多
eb.HasMany(a => a.Tags).WithMany(a => a.Songs, typeof(Song_tag));
});
}
public class SongType
{
public int Id { get; set; }
public string Name { get; set; }
public List<Song> Songs { get; set; }
}
public class Song
{
public int Id { get; set; }
public string Title { get; set; }
public string Url { get; set; }
public DateTime CreateTime { get; set; }
public int TypeId { get; set; }
public SongType Type { get; set; }
public List<Tag> Tags { get; set; }
public int Field1 { get; set; }
public long RowVersion { get; set; }
}
public class Song_tag
{
public int Song_id { get; set; }
public Song Song { get; set; }
public int Tag_id { get; set; }
public Tag Tag { get; set; }
}
public class Tag
{
[Column(IsIdentity = true)]
public int Id { get; set; }
public string Name { get; set; }
public List<Song> Songs { get; set; }
}
}
}

70
Extensions/FreeSql.Extensions.EfCoreFluentApi/readme.md Normal file
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@ -0,0 +1,70 @@
这个 FreeSql 扩展包，实现与 EfCore FluentApi 95% 相似的使用习惯；
## 以假乱真
```csharp
static void Test()
{
ICodeFirst cf = null;
cf.Entity<Song>(eb =>
{
eb.ToTable("tb_song");
eb.Ignore(a => a.Field1);
eb.Property(a => a.Title).HashColumnType("varchar(50)").IsRequired();
eb.Property(a => a.Url).HasMaxLength(100);
eb.Property(a => a.RowVersion).IsRowVersion();
eb.Property(a => a.CreateTime).HasDefaultValueSql("getdate()");
eb.HasKey(a => a.Id);
eb.HasIndex(a => a.Title).IsUnique().HasName("idx_xxx11");
//一对多、多对一
eb.HasOne(a => a.Type).HasForeignKey(a => a.TypeId).WithMany(a => a.Songs);
//多对多
eb.HasMany(a => a.Tags).WithMany(a => a.Songs, typeof(Song_tag));
});
}
public class SongType
{
public int Id { get; set; }
public string Name { get; set; }
public List<Song> Songs { get; set; }
}
public class Song
{
public int Id { get; set; }
public string Title { get; set; }
public string Url { get; set; }
public DateTime CreateTime { get; set; }
public int TypeId { get; set; }
public SongType Type { get; set; }
public List<Tag> Tags { get; set; }
public int Field1 { get; set; }
public long RowVersion { get; set; }
}
public class Song_tag
{
public int Song_id { get; set; }
public Song Song { get; set; }
public int Tag_id { get; set; }
public Tag Tag { get; set; }
}
public class Tag
{
[Column(IsIdentity = true)]
public int Id { get; set; }
public string Name { get; set; }
public List<Song> Songs { get; set; }
}
```