Asp.NETPersonnalBlogSystem/DAL/BlogDbInitializer.cs

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using System;
using System.Data.Entity;
using System.Linq;
using Asp.NETPersonnalBlogSystem.Models;

namespace Asp.NETPersonnalBlogSystem.DAL
{
    /// <summary>
    /// 数据库初始化器
    /// 继承自DropCreateDatabaseIfModelChanges，当模型改变时重新创建数据库
    /// 并初始化种子数据
    /// </summary>
    public class BlogDbInitializer : DropCreateDatabaseIfModelChanges<BlogDbContext>
    {
        /// <summary>
        /// 初始化种子数据
        /// </summary>
        /// <param name="context">数据库上下文</param>
        protected override void Seed(BlogDbContext context)
        {
            base.Seed(context);

            SeedData(context);
        }

        /// <summary>
        /// 静态方法：初始化测试数据（可在数据库已存在时调用）
        /// </summary>
        /// <param name="context">数据库上下文</param>
        public static void SeedData(BlogDbContext context)
        {
            bool hasChanges = false;

            if (!context.Users.Any())
            {
                var salt = SecurityHelper.GenerateSalt();
                var password = SecurityHelper.HashPassword("51aspx", salt);

                context.Users.Add(new User
                {
                    UserName = "admin",
                    Password = password,
                    Salt = salt,
                    Email = "admin@blog.com",
                    NickName = "管理员",
                    Role = 1,
                    Status = 1,
                    CreateTime = DateTime.Now
                });

                context.Users.Add(new User
                {
                    UserName = "test",
                    Password = password,
                    Salt = salt,
                    Email = "test@blog.com",
                    NickName = "测试用户",
                    Role = 0,
                    Status = 1,
                    CreateTime = DateTime.Now