/// <summary>
/// 显示所有博客
/// </summary>
static void QueryBlog()
{
BlogBusinessLayer bbl = new BusinessLayer.BlogBusinessLayer();
var query = bbl.Query();
Console.WriteLine("所有数据库中的博客：");
foreach (var item in query)
{
Console.WriteLine("ID:" + item.BlogId + " Name:" + item.Name);
}
}
/// <summary>
/// 删除一个博客
/// </summary>
static void Delete()
{
Console.WriteLine("请输入将要删除的博客ID");
//获取输入并检测输入的博客ID是否为正整数
string idStr = PositiveWholeNumberDetection();
int id = int.Parse(idStr);
//检测博客ID是否存在
id = BlogIdDetection(idStr, id);
BlogBusinessLayer bbl = new BusinessLayer.BlogBusinessLayer();
Blog blog = bbl.Query(id);
bbl.Delete(blog);
}
/// <summary>
/// 更改一个博客的名称
/// </summary>
static void Update()
{
Console.WriteLine("请输入将要更改的博客id");
//获取输入并检测输入的博客ID是否为正整数
string idStr = PositiveWholeNumberDetection();
int id = int.Parse(idStr);
//检测博客ID是否存在
id = BlogIdDetection(idStr, id);
BlogBusinessLayer bbl = new BusinessLayer.BlogBusinessLayer();
Blog blog = bbl.Query(id);
Console.WriteLine("请输入新名字");
string name = Console.ReadLine();
blog.Name = name;
bbl.Update(blog);
}