diff --git a/Apimanager_backend/Config/MyAutomapper.cs b/Apimanager_backend/Config/MyAutomapper.cs
index e032e04..32c9c54 100644
--- a/Apimanager_backend/Config/MyAutomapper.cs
+++ b/Apimanager_backend/Config/MyAutomapper.cs
@@ -16,6 +16,7 @@ namespace Apimanager_backend.Config
             CreateMap<Apipackage, PackageInfoDto>();
             CreateMap<AddPackageDto, Apipackage>();
             CreateMap<OrderDto, Order>();
+            CreateMap<Order, OrderDto>();
             CreateMap<PaymentConfig, PaymentConfigDto>();
             CreateMap<EpayResponse, PayReturnData>()
                 .ForMember(dest => dest.Success, opt => opt.MapFrom(src => src.code == 1))
diff --git a/Apimanager_backend/Config/ServiceCollectionExtensions.cs b/Apimanager_backend/Config/ServiceCollectionExtensions.cs
index 5f6c4f3..6dc6db5 100644
--- a/Apimanager_backend/Config/ServiceCollectionExtensions.cs
+++ b/Apimanager_backend/Config/ServiceCollectionExtensions.cs
@@ -31,6 +31,7 @@ namespace Apimanager_backend.Config
             services.AddScoped<ISystemConfigService, SystemConfigService>();
             services.AddScoped<IPaymentConfigService, PaymentConfigService>();
             services.AddScoped<IPayService, PayService>();
+            services.AddScoped<ISystemInfoService, SystemInfoService>();
             services.AddSingleton<ITokenService, TokenService>();
             services.AddSingleton<IRefreshTokenService, RefreshTokenService>();
             services.AddSingleton<IEmailService, EmailService>();
diff --git a/Apimanager_backend/Controllers/ApisController.cs b/Apimanager_backend/Controllers/ApisController.cs
index 56e26db..230a394 100644
--- a/Apimanager_backend/Controllers/ApisController.cs
+++ b/Apimanager_backend/Controllers/ApisController.cs
@@ -1,5 +1,6 @@
 using Apimanager_backend.Dtos;
 using Apimanager_backend.Exceptions;
+using Apimanager_backend.Models;
 using Apimanager_backend.Services;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Http;
@@ -47,7 +48,7 @@ namespace Apimanager_backend.Controllers
         #endregion
         #region 查询API列表
         [HttpGet]
-        //[Authorize(Roles = "User")]
+        [Authorize(Roles = "User")]
         public async Task<ActionResult<ResponseBase<List<ApiInfoDto>>>> ApiList(int pageIndex,int pageSize,bool desc)
         {
             var list = await apiService.GetApisAsync(pageIndex, pageSize, desc);
@@ -175,5 +176,23 @@ namespace Apimanager_backend.Controllers
             }
         }
         #endregion
+        #region 查询API列表（公开）
+        [HttpGet]
+        public async Task<IActionResult> GetApisPublic(int pageIndex,int pageSize,bool desc)
+        {
+            var list = await apiService.GetUserApisAsync(pageIndex, pageSize, desc);
+            var res = new ResponseBase<List<ApiInfoDto>>(1000,"查询成功",list);
+            return Ok(res);
+        }
+        #endregion
+        #region 获取API所属套餐
+        [HttpGet]
+        public async Task<IActionResult> GetApiPackages(int[] apiId)
+        {
+            var list = await apiService.GetApipackageAsync(apiId);
+            var res = new ResponseBase<List<Apipackage>>(1000,"查询成功",list);
+            return Ok(res);
+        }
+        #endregion
     }
 }
diff --git a/Apimanager_backend/Controllers/OrderController.cs b/Apimanager_backend/Controllers/OrderController.cs
index 593a0d1..a887e5e 100644
--- a/Apimanager_backend/Controllers/OrderController.cs
+++ b/Apimanager_backend/Controllers/OrderController.cs
@@ -6,7 +6,7 @@ using Microsoft.AspNetCore.Mvc;
 
 namespace Apimanager_backend.Controllers
 {
-    [Route("api/[controller][action]")]
+    [Route("api/[controller]/[action]")]
     [ApiController]
     public class OrderController:ControllerBase
     {
@@ -44,5 +44,23 @@ namespace Apimanager_backend.Controllers
                 );
             return Ok(responseData);
         }
+        //获取订单数量
+        [HttpGet]
+        [Authorize(Roles = "Admin")]
+        public async Task<ActionResult<ResponseBase<int>>> GetOrderNum()
+        {
+            var num = await _orderService.GetOrderNumAsync();
+            var res = new ResponseBase<int>(1000,"查询成功",num);
+            return Ok(res);
+        }
+        [HttpGet]
+        [Authorize(Roles = "User")]
+        public async Task<ActionResult<ResponseBase<int>>> GetMyOrderNum()
+        {
+            string userId = User.Claims.First(x => x.Type == "userId").Value;
+            var num = await _orderService.GetOrderNumAsync(int.Parse(userId));
+            var res = new ResponseBase<int>(1000, "查询成功", num);
+            return Ok(res);
+        }
     }
 }
diff --git a/Apimanager_backend/Controllers/PackageController.cs b/Apimanager_backend/Controllers/PackageController.cs
index b3d9aae..c562f88 100644
--- a/Apimanager_backend/Controllers/PackageController.cs
+++ b/Apimanager_backend/Controllers/PackageController.cs
@@ -169,5 +169,13 @@ namespace Apimanager_backend.Controllers
             }
         }
         #endregion
+        [HttpPost]
+        [Authorize(Roles = "Admin")]
+        public async Task<IActionResult> SetApiPackageItem(ApiPackageItem apiPackageItem)
+        {
+            await packageService.SetApiPackageItemAsync(apiPackageItem.ApiId,apiPackageItem.ApiPackageId);
+            var res = new ResponseBase<object?>(1000,"操作成功",null);
+            return  Ok(res);
+        }
     }
 }
diff --git a/Apimanager_backend/Controllers/PayController.cs b/Apimanager_backend/Controllers/PayController.cs
index 0e3de1d..97e1cff 100644
--- a/Apimanager_backend/Controllers/PayController.cs
+++ b/Apimanager_backend/Controllers/PayController.cs
@@ -31,13 +31,13 @@ namespace Apimanager_backend.Controllers
         {
             var userId = User.Claims.First(x => x.Type == "userId").Value;
             //获取支付接口信息
-            var paymentConfig = await _paymentService.GetPaymentConfigInfoByTypeAsync(dto.PaymentType.ToString());
+            var paymentConfig = await _paymentService.GetPaymentConfigInfoByIdAsync(dto.Id);
             //创建订单
             OrderDto order = new OrderDto();
             order.Amount = dto.Amount;
-            order.OrderType = OrderType.Purchase;
+            order.OrderType = OrderType.Recharge;
             order.UserId = int.Parse(userId);
-            order.PaymentType = dto.PaymentType;
+            order.PaymentType = paymentConfig.Method;
             Order orderRes = await _orderService.CreateOrderAsync(order);
             switch (paymentConfig.PayType)
             {
@@ -93,5 +93,6 @@ namespace Apimanager_backend.Controllers
             return Ok(res);
         }
 
+
     }
 }
diff --git a/Apimanager_backend/Controllers/PaymentController.cs b/Apimanager_backend/Controllers/PaymentController.cs
new file mode 100644
index 0000000..2e4aded
--- /dev/null
+++ b/Apimanager_backend/Controllers/PaymentController.cs
@@ -0,0 +1,54 @@
+using Apimanager_backend.Dtos;
+using Apimanager_backend.Models;
+using Apimanager_backend.Services;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Apimanager_backend.Controllers
+{
+    [Route("api/[controller]/[action]")]
+    [ApiController]
+    public class PaymentController : ControllerBase
+    {
+        private IPaymentConfigService _paymentService;
+        private ILogger<PaymentController> _logger;
+        public PaymentController(IPaymentConfigService paymentConfig, ILogger<PaymentController> logger)
+        {
+            _paymentService = paymentConfig;
+            _logger = logger;
+        }
+        [HttpPost]
+        [Authorize(Roles = "Admin")]
+        public async Task<IActionResult> AddPayment(PaymentConfig payment)
+        {
+            await _paymentService.AddPaymentAsync(payment);
+            var res = new ResponseBase<object?>(1000,"添加成功",null);
+            return Ok(res);
+        }
+        [HttpPost]
+        [Authorize(Roles = "Admin")]
+        public async Task<IActionResult> UpdatePayment(PaymentConfig payment)
+        {
+            await _paymentService.UpdatePaymentAsync(payment);
+            var res = new ResponseBase<object?>(1000,"修改成功",null);
+            return Ok(res);
+        }
+        [HttpGet]
+        [Authorize(Roles = "Admin")]
+        public async Task<IActionResult> GetAllPayment()
+        {
+            var list = await _paymentService.GetAllPaymentAdminAsync();
+            var res = new ResponseBase<List<PaymentConfig>>(1000,"查询成功",list);
+            return Ok(res);
+        }
+        [HttpGet]
+        [Authorize(Roles = "User")]
+        public async Task<IActionResult> GetAllPublicPayment()
+        {
+            var list = await _paymentService.GetAllPaymentAsync();
+            var res = new ResponseBase<List<PaymentConfigDto>>(1000, "查询成功", list);
+            return Ok(res);
+        }
+    }
+}
diff --git a/Apimanager_backend/Controllers/SystemInfoController.cs b/Apimanager_backend/Controllers/SystemInfoController.cs
new file mode 100644
index 0000000..38413d7
--- /dev/null
+++ b/Apimanager_backend/Controllers/SystemInfoController.cs
@@ -0,0 +1,27 @@
+using Apimanager_backend.Dtos;
+using Apimanager_backend.Services;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Apimanager_backend.Controllers
+{
+    [Route("api/[controller]/[action]")]
+    [ApiController]
+    public class SystemInfoController : ControllerBase
+    {
+        private readonly ISystemInfoService _systemInfoService;
+        public SystemInfoController(ISystemInfoService systemInfoService)
+        {
+            _systemInfoService = systemInfoService;
+        }
+        [HttpGet]
+        [Authorize(Roles = "Admin")]
+        public async Task<IActionResult> GetInfo()
+        {
+            var info = await _systemInfoService.GetSystemInfoAsync();
+            var res = new ResponseBase<SystemInfoDto>(1000,"查询成功",info);
+            return Ok(res);
+        }
+    }
+}
diff --git a/Apimanager_backend/Controllers/UploadController.cs b/Apimanager_backend/Controllers/UploadController.cs
index b7fc80f..5de068d 100644
--- a/Apimanager_backend/Controllers/UploadController.cs
+++ b/Apimanager_backend/Controllers/UploadController.cs
@@ -198,7 +198,7 @@ namespace Apimanager_backend.Controllers
                 // 9. 返回成功响应
                 return Ok(new ResponseBase<object>(1000, "favicon上传成功", null));
             }
-            catch (Exception ex)
+            catch (Exception ex) when (!(ex is BaseException))
             {
                 _logger.LogError(ex, "Favicon上传失败");
                 throw new BaseException(1004, "Favicon上传失败");
diff --git a/Apimanager_backend/Controllers/UserController.cs b/Apimanager_backend/Controllers/UserController.cs
index fd2b5e9..46ea523 100644
--- a/Apimanager_backend/Controllers/UserController.cs
+++ b/Apimanager_backend/Controllers/UserController.cs
@@ -15,9 +15,11 @@ namespace Apimanager_backend.Controllers
     public class UserController : ControllerBase
     {
         private readonly IUserService userService;
-        public UserController(IUserService userService)
+        private readonly IUserPackageService _userPackageService;
+        public UserController(IUserService userService,IUserPackageService userPackageService)
         {
             this.userService = userService;
+            this._userPackageService = userPackageService;
         }
         /// <summary>
         /// 获取用户个人信息
@@ -30,9 +32,9 @@ namespace Apimanager_backend.Controllers
             var userId = User.Claims.First(x => x.Type == "userId").Value;
             var userInfo = await userService.GetUserAsync(int.Parse(userId));
             var res = new ResponseBase<UserInfoDto>(
-                    code:1000,
-                    message:"Success",
-                    data:userInfo
+                    code: 1000,
+                    message: "Success",
+                    data: userInfo
                 );
             return Ok(res);
         }
@@ -42,29 +44,29 @@ namespace Apimanager_backend.Controllers
         /// <param name="dto"></param>
         /// <returns></returns>
         [HttpPost]
-        public async Task<ActionResult<ResponseBase<object?>>> Resetpassword([FromBody]ResetPasswordDto dto)
+        public async Task<ActionResult<ResponseBase<object?>>> Resetpassword([FromBody] ResetPasswordDto dto)
         {
             try
             {
                 await userService.ResetPasswordAsync(dto.Email, dto.Code, dto.NewPassword);
                 var res = new ResponseBase<object?>(
-                        code:1000,
-                        message:"Success",
+                        code: 1000,
+                        message: "Success",
                         data: null
                     );
                 return Ok(res);
-            }catch(BaseException e)
+            } catch (BaseException e)
             {
                 var res = new ResponseBase<object?>(
-                        code:e.code,
-                        message:e.message,
-                        data:null
+                        code: e.code,
+                        message: e.message,
+                        data: null
                     );
-                return StatusCode(400,res);
+                return StatusCode(400, res);
             }
         }
         [HttpPost]
-        public async Task<ActionResult<ResponseBase<object?>>> SendResetEmail([FromQuery]string email)
+        public async Task<ActionResult<ResponseBase<object?>>> SendResetEmail([FromQuery] string email)
         {
             await userService.SendResetPasswordEmailAsync(email);
             var res = new ResponseBase<object?>(
@@ -76,16 +78,37 @@ namespace Apimanager_backend.Controllers
         }
         [HttpPost]
         [Authorize(Roles = "User")]
-        public async Task<ActionResult<ResponseBase<UserInfoDto?>>> Update([FromBody]UpdateUserDto dto)
+        public async Task<ActionResult<ResponseBase<UserInfoDto?>>> Update([FromBody] UpdateUserDto dto)
         {
             var userId = User.Claims.First(x => x.Type == "userId").Value;
-            var userInfo = await userService.UpdateUserAsync(int.Parse(userId),dto);
+            var userInfo = await userService.UpdateUserAsync(int.Parse(userId), dto);
             var res = new ResponseBase<object?>(
-                    code:1000,
-                    message:"Success",
-                    data:userInfo
+                    code: 1000,
+                    message: "Success",
+                    data: userInfo
                 );
             return Ok(res);
         }
+        //设置用户apikey
+        [HttpPost]
+        [Authorize(Roles = "User")]
+        public async Task<IActionResult> SetApiKey()
+        {
+            var userId = User.Claims.First(x => x.Type == "userId").Value;
+            var key = await userService.SetUserTokenAsync(int.Parse(userId));
+            var res = new ResponseBase<string>(1000, "操作成功", key);
+            return Ok(res);
+        }
+        //获取已订购套餐
+        [HttpGet]
+        [Authorize(Roles = "User")]
+        public async Task<IActionResult> GetUserPackages()
+        {
+            var userId = User.Claims.First(x => x.Type == "userId").Value;
+            var list = await _userPackageService.GetUserPackagesByUserIdAsync(int.Parse(userId));
+            var res = new ResponseBase<List<UserPackage>>(1000,"查询成功",list);
+            return Ok(res);
+
+        }
     }
 }
diff --git a/Apimanager_backend/Dtos/ApiInfoDto.cs b/Apimanager_backend/Dtos/ApiInfoDto.cs
index cd576fd..17ed211 100644
--- a/Apimanager_backend/Dtos/ApiInfoDto.cs
+++ b/Apimanager_backend/Dtos/ApiInfoDto.cs
@@ -13,5 +13,6 @@ namespace Apimanager_backend.Dtos
         public bool IsActive { get; set; }
         public Apipackage? Package { get; set; }
         public int? PackageId { get; set; }
+        public List<ApiRequestExample>? ApiRequestExamples { get; set; }
     }
 }
diff --git a/Apimanager_backend/Dtos/CreatePaymentDto.cs b/Apimanager_backend/Dtos/CreatePaymentDto.cs
index 6ee7b4d..f574237 100644
--- a/Apimanager_backend/Dtos/CreatePaymentDto.cs
+++ b/Apimanager_backend/Dtos/CreatePaymentDto.cs
@@ -5,6 +5,7 @@ namespace Apimanager_backend.Dtos
 {
     public class CreatePaymentDto
     {
+        public int Id { get; set; }
         public PaymentType PaymentType { get; set; }
         [Required]
         public decimal Amount { get; set; }
diff --git a/Apimanager_backend/Dtos/OrderDto.cs b/Apimanager_backend/Dtos/OrderDto.cs
index 08484fb..5182474 100644
--- a/Apimanager_backend/Dtos/OrderDto.cs
+++ b/Apimanager_backend/Dtos/OrderDto.cs
@@ -41,5 +41,6 @@ namespace Apimanager_backend.Dtos
         public string? Description { get; set; }  // varchar(255)
 
         public OrderStatus Status { get; set; }
+        public User? User { get; set; }
     }
 }
diff --git a/Apimanager_backend/Dtos/PackageInfoDto.cs b/Apimanager_backend/Dtos/PackageInfoDto.cs
index 2a8795b..a3723f4 100644
--- a/Apimanager_backend/Dtos/PackageInfoDto.cs
+++ b/Apimanager_backend/Dtos/PackageInfoDto.cs
@@ -1,4 +1,6 @@
-namespace Apimanager_backend.Dtos
+using Apimanager_backend.Models;
+
+namespace Apimanager_backend.Dtos
 {
     public class PackageInfoDto
     {
@@ -7,6 +9,7 @@
         public int CallLimit { get; set; }
         public decimal Price { get; set; }
         public int OneMinuteLimit { get; set; }
+        public ICollection<ApiPackageItem> ApiPackageItems { get; set; }
 
     }
 }
diff --git a/Apimanager_backend/Dtos/PaymentDto.cs b/Apimanager_backend/Dtos/PaymentDto.cs
new file mode 100644
index 0000000..cb12ca3
--- /dev/null
+++ b/Apimanager_backend/Dtos/PaymentDto.cs
@@ -0,0 +1,22 @@
+using Apimanager_backend.Models;
+using System.ComponentModel.DataAnnotations;
+
+namespace Apimanager_backend.Dtos
+{
+    public class PaymentDto
+    {
+        public int Id { get; set; }
+
+        /// <summary>支付方式（如 Alipay、WeChat、Stripe...）</summary>
+        [Required]
+        public PaymentType Method { get; set; }  // varchar(50)
+
+
+        /// <summary>是否启用此配置</summary>
+        public bool IsEnabled { get; set; } = true;
+
+        /// <summary>备注</summary>
+        public string? Description { get; set; }
+
+    }
+}
diff --git a/Apimanager_backend/Dtos/SystemInfoDto.cs b/Apimanager_backend/Dtos/SystemInfoDto.cs
new file mode 100644
index 0000000..7096ab9
--- /dev/null
+++ b/Apimanager_backend/Dtos/SystemInfoDto.cs
@@ -0,0 +1,12 @@
+namespace Apimanager_backend.Dtos
+{
+    public class SystemInfoDto
+    {
+        public int UserCount { get; set; }
+        public int OrderCount { get; set; }
+        public int CallCount { get; set; }
+        public decimal Money { get; set; }
+        public List<UserInfoDto> RecentUser { get; set; }
+        public List<OrderDto> RecentOrder { get; set; }
+    }
+}
diff --git a/Apimanager_backend/Dtos/UserInfoDto.cs b/Apimanager_backend/Dtos/UserInfoDto.cs
index 991f938..b7d0405 100644
--- a/Apimanager_backend/Dtos/UserInfoDto.cs
+++ b/Apimanager_backend/Dtos/UserInfoDto.cs
@@ -12,6 +12,7 @@ namespace Apimanager_backend.Dtos
         public decimal Balance { get; set; }
         public string? Avatar { get; set; }
         public DateTime Created { get; set; }
+        public string? ApiKey { get; set; }
         public List<UserPackage>? Packages { get; set; }
     }
 }
diff --git a/Apimanager_backend/Filters/ExceptionFilter/generalExceptionFilter.cs b/Apimanager_backend/Filters/ExceptionFilter/generalExceptionFilter.cs
index 67d376f..1e62a2c 100644
--- a/Apimanager_backend/Filters/ExceptionFilter/generalExceptionFilter.cs
+++ b/Apimanager_backend/Filters/ExceptionFilter/generalExceptionFilter.cs
@@ -8,6 +8,11 @@ namespace Apimanager_backend.Filters.ExceptionFilter
 {
     public class generalExceptionFilter : IExceptionFilter
     {
+        private ILogger<generalExceptionFilter> _logger;
+        public generalExceptionFilter(ILogger<generalExceptionFilter> logger)
+        {
+            _logger = logger;
+        }
         public void OnException(ExceptionContext context)
         {
             if(context.Exception is BaseException)
@@ -25,6 +30,20 @@ namespace Apimanager_backend.Filters.ExceptionFilter
                 };
                 context.ExceptionHandled = true;
             }
+            if(context.Exception is Exception ex)
+            {
+                _logger.LogError(ex, "系统未处理异常：{Message}", ex.Message);
+                var res = new ResponseBase<object?>(
+                    code: 1005,
+                    message: "服务器内部错误，请联系管理员。",
+                    data: null
+                );
+                context.Result = new JsonResult(res)
+                {
+                    StatusCode = 500
+                };
+                context.ExceptionHandled = true;
+            }
         }
     }
 }
diff --git a/Apimanager_backend/Models/Api.cs b/Apimanager_backend/Models/Api.cs
index 60c633b..caa9e02 100644
--- a/Apimanager_backend/Models/Api.cs
+++ b/Apimanager_backend/Models/Api.cs
@@ -1,5 +1,6 @@
 using Apimanager_backend.Data;
 using System.ComponentModel.DataAnnotations;
+using System.Text.Json.Serialization;
 
 namespace Apimanager_backend.Models
 {
@@ -57,9 +58,13 @@ namespace Apimanager_backend.Models
         public DateTime CreatedAt { get; set; } = DateTime.UtcNow;  // timestamp
 
         //导航属性
+        [JsonIgnore]
         public Apipackage? Package { get; set; }
-        public ICollection<ApiPackageItem> ApiPackageItems { get; set; }
-        public ICollection<ApiCallLog> ApiCalls { get; set; }
-        public ICollection<ApiRequestExample> ApiRequestExamples { get; set; }
+        [JsonIgnore]
+        public ICollection<ApiPackageItem>? ApiPackageItems { get; set; }
+        [JsonIgnore]
+        public ICollection<ApiCallLog>? ApiCalls { get; set; }
+        [JsonIgnore]
+        public ICollection<ApiRequestExample>? ApiRequestExamples { get; set; }
     }
 }
diff --git a/Apimanager_backend/Models/ApiPackageItem.cs b/Apimanager_backend/Models/ApiPackageItem.cs
index 95665c1..0e9e787 100644
--- a/Apimanager_backend/Models/ApiPackageItem.cs
+++ b/Apimanager_backend/Models/ApiPackageItem.cs
@@ -1,4 +1,5 @@
 using System.ComponentModel.DataAnnotations.Schema;
+using System.Text.Json.Serialization;
 
 namespace Apimanager_backend.Models
 {
@@ -8,9 +9,10 @@ namespace Apimanager_backend.Models
         public int Id { get; set; }
 
         public int ApiPackageId { get; set; }
-        public Apipackage ApiPackage { get; set; } = null!;
+        [JsonIgnore]
+        public Apipackage? ApiPackage { get; set; } = null!;
 
         public int ApiId { get; set; }
-        public Api Api { get; set; } = null!;
+        public Api? Api { get; set; } = null!;
     }
 }
diff --git a/Apimanager_backend/Models/Apipackage.cs b/Apimanager_backend/Models/Apipackage.cs
index eb15cd7..2e6ad1a 100644
--- a/Apimanager_backend/Models/Apipackage.cs
+++ b/Apimanager_backend/Models/Apipackage.cs
@@ -1,5 +1,6 @@
 using Microsoft.EntityFrameworkCore;
 using System.ComponentModel.DataAnnotations;
+using System.Text.Json.Serialization;
 
 namespace Apimanager_backend.Models
 {
@@ -45,6 +46,7 @@ namespace Apimanager_backend.Models
         //导航属性
         public ICollection<Api> Apis { get; set; }
         public ICollection<ApiPackageItem> ApiPackageItems { get; set; }
+        [JsonIgnore]
         public ICollection<UserPackage> Packages { get; set; }
 
     }
diff --git a/Apimanager_backend/Models/OrderType.cs b/Apimanager_backend/Models/OrderType.cs
index d3f8f22..d902709 100644
--- a/Apimanager_backend/Models/OrderType.cs
+++ b/Apimanager_backend/Models/OrderType.cs
@@ -2,8 +2,8 @@
 {
     public enum OrderType
     {
-        Recharge,
-        Purchase,
-        Refund
+        Purchase = 0,
+        Recharge = 1,
+        Refund = 2
     }
 }
diff --git a/Apimanager_backend/Models/PaymentType.cs b/Apimanager_backend/Models/PaymentType.cs
index 3b2c584..6b66551 100644
--- a/Apimanager_backend/Models/PaymentType.cs
+++ b/Apimanager_backend/Models/PaymentType.cs
@@ -5,6 +5,7 @@
         AliPay = 0,
         WxPay = 1,
         Bank = 2,
-        QQPay =3
+        QQPay =3,
+        balance = 4
     }
 }
diff --git a/Apimanager_backend/Models/User.cs b/Apimanager_backend/Models/User.cs
index 0e7ece9..52e0931 100644
--- a/Apimanager_backend/Models/User.cs
+++ b/Apimanager_backend/Models/User.cs
@@ -1,4 +1,5 @@
 using System.ComponentModel.DataAnnotations;
+using System.Text.Json.Serialization;
 
 namespace Apimanager_backend.Models
 {
@@ -57,9 +58,12 @@ namespace Apimanager_backend.Models
         public DateTime CreatedAt { get; set; } = DateTime.UtcNow;  // Timestamp
 
         //导航属性
+        [JsonIgnore]
         public ICollection<UserPackage> Packages { get; set; }
+        [JsonIgnore]
         public ICollection<OperationLog> operationLogs { get; set; }
         public ICollection<ApiCallLog> CallLogs { get; set; }
+        [JsonIgnore]
         public ICollection<Order> Orders { get; set; }
         public ICollection<UserRole> Roles { get; set; } = new List<UserRole>();
         public User(int id,string username,string email,string passHash)
diff --git a/Apimanager_backend/Models/UserPackage.cs b/Apimanager_backend/Models/UserPackage.cs
index f94b7f5..f0aa3e0 100644
--- a/Apimanager_backend/Models/UserPackage.cs
+++ b/Apimanager_backend/Models/UserPackage.cs
@@ -1,4 +1,6 @@
-namespace Apimanager_backend.Models
+using System.Text.Json.Serialization;
+
+namespace Apimanager_backend.Models
 {
     public class UserPackage
     {/// <summary>
diff --git a/Apimanager_backend/Services/ApiService.cs b/Apimanager_backend/Services/ApiService.cs
index 6f542f8..1d0d167 100644
--- a/Apimanager_backend/Services/ApiService.cs
+++ b/Apimanager_backend/Services/ApiService.cs
@@ -127,5 +127,30 @@ namespace Apimanager_backend.Services
             return mapper.Map<ApiInfoDto>(apiInfo);
         }
         #endregion
+        #region 获取用于用户展示的api列表
+        public async Task<List<ApiInfoDto>> GetUserApisAsync(int pageIndex, int pageSize, bool desc)
+        {
+            IQueryable<Api> query = context.Apis.Include(x => x.ApiRequestExamples).AsQueryable();
+            //倒序
+            if (desc)
+            {
+                query.OrderDescending();
+            }
+            //分页
+            query = query.Skip((pageIndex - 1) * pageSize).Take(pageSize);
+            return mapper.Map<List<ApiInfoDto>>(await query.ToListAsync());
+        }
+        #endregion
+        #region 获取API对应的套餐
+        public async Task<List<Apipackage>> GetApipackageAsync(int[] apiId)
+        {
+            if(apiId.Count() == 0)
+            {
+                throw new BaseException(1004,"id不能为空");
+            }
+            var packageItems = await context.apiPackageItems.Include(x => x.ApiPackage).Where(x => apiId.Contains(x.ApiId)).ToListAsync();
+            return packageItems.Select(x => x.ApiPackage).ToList();
+        }
+        #endregion
     }
 }
diff --git a/Apimanager_backend/Services/IApiPackageItemService.cs b/Apimanager_backend/Services/IApiPackageItemService.cs
index e33452f..5c8fc97 100644
--- a/Apimanager_backend/Services/IApiPackageItemService.cs
+++ b/Apimanager_backend/Services/IApiPackageItemService.cs
@@ -5,6 +5,6 @@ namespace Apimanager_backend.Services
 {
     public interface IApiPackageItemService
     {
-        Task<List<ApiPackageItem>> GetApiPackageItemsByApiIdAsync(int ApiId);
+        public Task<List<ApiPackageItem>> GetApiPackageItemsByApiIdAsync(int ApiId);
     }
 }
diff --git a/Apimanager_backend/Services/IApiService.cs b/Apimanager_backend/Services/IApiService.cs
index d9b8810..4b5b76e 100644
--- a/Apimanager_backend/Services/IApiService.cs
+++ b/Apimanager_backend/Services/IApiService.cs
@@ -1,4 +1,5 @@
 using Apimanager_backend.Dtos;
+using Apimanager_backend.Models;
 
 namespace Apimanager_backend.Services
 {
@@ -61,6 +62,15 @@ namespace Apimanager_backend.Services
         /// <param name="endpoint">api路径</param>
         /// <returns></returns>
         public Task<ApiInfoDto> GetApiInfoByEndpointAsync(string endpoint);
+        /// <summary>
+        /// 获取用于用户展示的api列表
+        /// </summary>
+        /// <param name="pageIndex"></param>
+        /// <param name="pageSize"></param>
+        /// <param name="desc"></param>
+        /// <returns></returns>
 
+        public Task<List<ApiInfoDto>> GetUserApisAsync(int pageIndex, int pageSize, bool desc);
+        public Task<List<Apipackage>> GetApipackageAsync(int[] apiId);
     }
 }
diff --git a/Apimanager_backend/Services/IOrderService.cs b/Apimanager_backend/Services/IOrderService.cs
index 0109b4a..ae63c49 100644
--- a/Apimanager_backend/Services/IOrderService.cs
+++ b/Apimanager_backend/Services/IOrderService.cs
@@ -20,5 +20,6 @@ namespace Apimanager_backend.Services
         /// <returns></returns>
         Task<Order> CreateOrderAsync(OrderDto order);
         Task<bool> UpdateOrderAsync(OrderDto order);
+        Task<int> GetOrderNumAsync(int? userId = null);
     }
 }
diff --git a/Apimanager_backend/Services/IPackageService.cs b/Apimanager_backend/Services/IPackageService.cs
index f5beb16..6f164ba 100644
--- a/Apimanager_backend/Services/IPackageService.cs
+++ b/Apimanager_backend/Services/IPackageService.cs
@@ -59,6 +59,7 @@ namespace Apimanager_backend.Services
         /// <param name="time"></param>
         /// <returns></returns>
         public Task<UserPackage> DecuteUserPackageTimeAsync(int packageId,int userId,TimeSpan time);
+        Task<bool> SetApiPackageItemAsync(int apiId,int packageId);
 
         
     }
diff --git a/Apimanager_backend/Services/IPaymentConfigService.cs b/Apimanager_backend/Services/IPaymentConfigService.cs
index bff6136..56e4665 100644
--- a/Apimanager_backend/Services/IPaymentConfigService.cs
+++ b/Apimanager_backend/Services/IPaymentConfigService.cs
@@ -5,6 +5,11 @@ namespace Apimanager_backend.Services
     public interface IPaymentConfigService
     {
         Task<PaymentConfig> GetPaymentConfigInfoByTypeAsync(string payType);
+        Task<PaymentConfig> GetPaymentConfigInfoByIdAsync(int id);
+        Task<PaymentConfig> GetPaymentAdminAsync(PayType payType, PaymentType paymentType);
         Task<List<PaymentConfigDto>> GetAllPaymentAsync();
+        Task<List<PaymentConfig>> GetAllPaymentAdminAsync();
+        Task<bool> AddPaymentAsync(PaymentConfig payment);
+        Task<bool> UpdatePaymentAsync(PaymentConfig payment);
     }
 }
diff --git a/Apimanager_backend/Services/ISystemInfoService.cs b/Apimanager_backend/Services/ISystemInfoService.cs
new file mode 100644
index 0000000..f9f5dbc
--- /dev/null
+++ b/Apimanager_backend/Services/ISystemInfoService.cs
@@ -0,0 +1,9 @@
+using Apimanager_backend.Dtos;
+
+namespace Apimanager_backend.Services
+{
+    public interface ISystemInfoService
+    {
+        Task<SystemInfoDto> GetSystemInfoAsync();
+    }
+}
diff --git a/Apimanager_backend/Services/IUserService.cs b/Apimanager_backend/Services/IUserService.cs
index 93b0366..c661726 100644
--- a/Apimanager_backend/Services/IUserService.cs
+++ b/Apimanager_backend/Services/IUserService.cs
@@ -60,5 +60,11 @@ namespace Apimanager_backend.Services
         /// <param name="url"></param>
         /// <returns></returns>
         Task<bool> UpdateUserAvatarAsync(int userId,string url);
+        /// <summary>
+        /// 设置用户调用凭证
+        /// </summary>
+        /// <param name="userId"></param>
+        /// <returns></returns>
+        Task<string> SetUserTokenAsync(int userId);
     }
 }
diff --git a/Apimanager_backend/Services/OrderService.cs b/Apimanager_backend/Services/OrderService.cs
index 61281d2..e305e01 100644
--- a/Apimanager_backend/Services/OrderService.cs
+++ b/Apimanager_backend/Services/OrderService.cs
@@ -49,6 +49,29 @@ namespace Apimanager_backend.Services
             }
         }
         #endregion
+
+        public async Task<int> GetOrderNumAsync(int? userId = null)
+        {
+            try
+            {
+                int num = 0;
+                if (userId != null)
+                {
+                    num = await _apiContext.Orders.CountAsync(x => x.UserId == userId);
+                }
+                else
+                {
+                    num = await _apiContext.Orders.CountAsync();
+                }
+                return num;
+            }catch(Exception e)
+            {
+                logger.LogError(e, "查询订单数量：{Message}", e.Message);
+                throw new BaseException(1005,"服务器内部错误");
+            }
+            
+        }
+        
         #region 获取订单列表
         /// <summary>
         /// 获取订单列表
@@ -60,10 +83,10 @@ namespace Apimanager_backend.Services
         /// <returns></returns>
         public async Task<List<Order>> GetOrdersAsync(int pageIndex, int pageSize, bool desc, int? userId)
         {
-            IQueryable<Order> query = _apiContext.Orders.AsQueryable().OrderBy(x => x.Id);
+            IQueryable<Order> query = _apiContext.Orders.Include(x => x.User).AsQueryable().OrderBy(x => x.Id);
             if(userId != null)
             {
-                query.Where(x => x.UserId == userId);
+                query = query.Where(x => x.UserId == userId);
             }
             //倒序
             if (desc)
@@ -90,12 +113,12 @@ namespace Apimanager_backend.Services
                 data.UpdatedAt = DateTime.Now;
                 data.Status = order.Status;
                 data.PaiAt = order.Status == OrderStatus.Completed ? DateTime.Now : null;
-                var user = await _apiContext.Users.FirstOrDefaultAsync(x => x.Id == order.UserId);
+                var user = await _apiContext.Users.FirstOrDefaultAsync(x => x.Id == data.UserId);
                 if (user == null)
                 {
                     throw new BaseException(2004, "用户未找到");
                 }
-                user.Balance += order.Amount;
+                user.Balance += data.Amount;
                 _apiContext.Orders.Update(data);
                 _apiContext.Users.Update(user);
                 await _apiContext.SaveChangesAsync();
diff --git a/Apimanager_backend/Services/PackageService.cs b/Apimanager_backend/Services/PackageService.cs
index 06bd810..3136c32 100644
--- a/Apimanager_backend/Services/PackageService.cs
+++ b/Apimanager_backend/Services/PackageService.cs
@@ -139,7 +139,7 @@ namespace Apimanager_backend.Services
         #region 获取套餐列表
         public async Task<List<PackageInfoDto>> GetAllPackagesAsync(int pageIndex, int pageSize, bool desc)
         {
-            IQueryable<Apipackage> query = apiContext.Apipackages.Where(x => true).OrderBy(x => x.Id);
+            IQueryable<Apipackage> query = apiContext.Apipackages.Include(x => x.ApiPackageItems).ThenInclude(x => x.Api).Where(x => true).OrderBy(x => x.Id);
             if(desc)
             {
                 query = query.OrderDescending();
@@ -160,9 +160,9 @@ namespace Apimanager_backend.Services
         public async Task<PackageInfoDto> PackageInfoByIdAsync(int packageId)
         {
             var packageInfo = await apiContext.Apipackages.FirstOrDefaultAsync(x => x.Id == packageId);
-            if(packageInfo == null)
+            if (packageInfo == null)
             {
-                throw new BaseException(4004,"套餐未找到");
+                throw new BaseException(4004, "套餐未找到");
             }
             return mapper.Map<PackageInfoDto>(packageInfo);
         }
@@ -197,5 +197,23 @@ namespace Apimanager_backend.Services
             }
         }
         #endregion
+        #region 设置API关联套餐
+        public async Task<bool> SetApiPackageItemAsync(int apiId, int packageId)
+        {
+            var api = await apiContext.Apis.SingleOrDefaultAsync(x => x.Id == apiId);
+            if(api == null)
+            {
+                throw new BaseException(1004,"API不存在");
+            }
+            var package = await apiContext.Apipackages.SingleOrDefaultAsync(x => x.Id == packageId);
+            if(package is null)
+            {
+                throw new BaseException(1004,"套餐不存在");
+            }
+            apiContext.apiPackageItems.Add(new ApiPackageItem() { ApiPackageId = package.Id,ApiId = api.Id});
+            await apiContext.SaveChangesAsync();
+            return true;
+        }
+        #endregion
     }
 }
diff --git a/Apimanager_backend/Services/PayService.cs b/Apimanager_backend/Services/PayService.cs
index 74c775a..7a75632 100644
--- a/Apimanager_backend/Services/PayService.cs
+++ b/Apimanager_backend/Services/PayService.cs
@@ -47,10 +47,23 @@ namespace Apimanager_backend.Services
                 else
                 {
                     var baseDate = uPackage.ExpiryDate > DateTime.Now ? uPackage.ExpiryDate : DateTime.Now;
+                    uPackage.ExpiryDate = baseDate.AddMonths(1);
+                    uPackage.RemainingCalls += package.CallLimit;
                     _context.UserPackages.Update(uPackage);
                 }
                 user.Balance -= package.Price;
                 _context.Users.Update(user);
+                Order order = new Order()
+                {
+                    UserId = user.Id,
+                    OrderNumber = OrderNumberGenerator.Generate(user.Id),
+                    Amount = package.Price,
+                    OrderType = OrderType.Purchase,
+                    PaymentType = PaymentType.balance,
+                    Status = OrderStatus.Completed,
+                    PaiAt = DateTime.Now
+                };
+                _context.Orders.Add(order);
                 await _context.SaveChangesAsync();
                 await transaction.CommitAsync();
                 return true;
diff --git a/Apimanager_backend/Services/PaymentConfigService.cs b/Apimanager_backend/Services/PaymentConfigService.cs
index 969bf0b..6525c47 100644
--- a/Apimanager_backend/Services/PaymentConfigService.cs
+++ b/Apimanager_backend/Services/PaymentConfigService.cs
@@ -17,12 +17,45 @@ namespace Apimanager_backend.Services
             _logger = logger;
             _mapper = mapper;
         }
+
+        public async Task<bool> AddPaymentAsync(PaymentConfig payment)
+        {
+            bool res = await _context.paymentConfigs.AnyAsync(x => x.PayType == payment.PayType && x.Method == payment.Method);
+            if (res)
+            {
+                throw new BaseException(1006,"该支付方式已存在");
+            }
+            _context.paymentConfigs.Add(payment);
+            await _context.SaveChangesAsync();
+            return true;
+        }
+
+        public async Task<List<PaymentConfig>> GetAllPaymentAdminAsync()
+        {
+            return await _context.paymentConfigs.ToListAsync();
+        }
+
         public async Task<List<PaymentConfigDto>> GetAllPaymentAsync()
         {
             var data = await _context.paymentConfigs.Where(x => x.IsEnabled).ToListAsync();
             return _mapper.Map<List<PaymentConfigDto>>(data);
         }
 
+        public Task<PaymentConfig> GetPaymentAdminAsync(PayType payType, PaymentType paymentType)
+        {
+            throw new NotImplementedException();
+        }
+
+        public async Task<PaymentConfig> GetPaymentConfigInfoByIdAsync(int id)
+        {
+            var payment = await _context.paymentConfigs.SingleOrDefaultAsync(x => x.Id == id);
+            if(payment is null)
+            {
+                throw new BaseException(1004,"未找到支付接口");
+            }
+            return payment;
+        }
+
         public async Task<PaymentConfig> GetPaymentConfigInfoByTypeAsync(string payType)
         {
             if(!Enum.TryParse(payType, true, out PaymentType parsedPayType))
@@ -36,5 +69,31 @@ namespace Apimanager_backend.Services
             }
             return data;
         }
+
+        public async Task<bool> UpdatePaymentAsync(PaymentConfig payment)
+        {
+            var paymentConfig = await _context.paymentConfigs.FirstOrDefaultAsync(x => x.Id == payment.Id);
+            if(paymentConfig == null)
+            {
+                _context.paymentConfigs.Add(payment);
+            }
+            else
+            {
+                paymentConfig.AppId = payment.AppId;
+                paymentConfig.SecretKey = payment.SecretKey;
+                paymentConfig.PublicKey = payment.PublicKey;
+                paymentConfig.IsEnabled = payment.IsEnabled;
+                paymentConfig.Url = payment.Url;
+                paymentConfig.Description = payment.Description;
+                paymentConfig.ExtraSettingsJson = payment.ExtraSettingsJson;
+                paymentConfig.GatewayUrl = payment.GatewayUrl;
+                paymentConfig.PayType = payment.PayType;
+                paymentConfig.Method = payment.Method;
+                paymentConfig.NotifyUrl = payment.NotifyUrl;
+                _context.paymentConfigs.Update(paymentConfig);
+            }
+            await _context.SaveChangesAsync();
+            return true;
+        }
     }
 }
diff --git a/Apimanager_backend/Services/SystemInfoService.cs b/Apimanager_backend/Services/SystemInfoService.cs
new file mode 100644
index 0000000..02157c4
--- /dev/null
+++ b/Apimanager_backend/Services/SystemInfoService.cs
@@ -0,0 +1,70 @@
+using Apimanager_backend.Data;
+using Apimanager_backend.Dtos;
+using AutoMapper;
+using Microsoft.EntityFrameworkCore;
+
+namespace Apimanager_backend.Services
+{
+    public class SystemInfoService : ISystemInfoService
+    {
+        private readonly ApiContext _context;
+        private readonly IMapper _mapper;
+        public SystemInfoService(ApiContext apiContext,IMapper mapper)
+        {
+            _context = apiContext;
+            _mapper = mapper;
+        }
+        public async Task<SystemInfoDto> GetSystemInfoAsync()
+        {
+            return new SystemInfoDto()
+            {
+                UserCount = await GetUserCount(),
+                OrderCount = await GetOrderCount(),
+                CallCount = await GetCallCount(),
+                Money = await GetMoney(),
+                RecentOrder = await GetRecentOrder(),
+                RecentUser = await GetRecentUser()
+            };
+        }
+        #region 获取用户数量
+        private async Task<int> GetUserCount()
+        {
+            return await _context.Users.CountAsync();
+        }
+        #endregion
+        #region 获取订单数量
+        private async Task<int> GetOrderCount()
+        {
+            return await _context.Orders.CountAsync();
+        }
+        #endregion
+        #region 获取API调用次数
+        private async Task<int> GetCallCount()
+        {
+            return await _context.CallLogs.CountAsync();
+        }
+        #endregion
+        #region 获取最近一周用户
+        private async Task<List<UserInfoDto>> GetRecentUser()
+        {
+            DateTime dateTime = DateTime.Now.AddDays(-7);
+            var users = _context.Users.Where(x => x.CreatedAt >= dateTime);
+            return _mapper.Map<List<UserInfoDto>>(await users.ToListAsync());
+        }
+        #endregion
+        #region 获取最近一周订单
+        private async Task<List<OrderDto>> GetRecentOrder()
+        {
+            DateTime dateTime = DateTime.Now.AddDays(-7);
+            var orders = _context.Orders.Include(x => x.User).Where(x => x.CreatedAt >= dateTime);
+            return _mapper.Map<List<OrderDto>>(await orders.ToListAsync());
+        }
+        #endregion
+        #region 获取金额数
+        public async Task<decimal> GetMoney()
+        {
+            return await _context.Orders.Where(x => x.OrderType == Models.OrderType.Recharge).SumAsync(x => x.Amount);
+        }
+        #endregion
+    }
+}
diff --git a/Apimanager_backend/Services/UserService.cs b/Apimanager_backend/Services/UserService.cs
index cbf843f..b226008 100644
--- a/Apimanager_backend/Services/UserService.cs
+++ b/Apimanager_backend/Services/UserService.cs
@@ -10,6 +10,7 @@ using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Diagnostics;
 using StackExchange.Redis;
 using System.ComponentModel;
+using System.Security.Cryptography;
 
 namespace Apimanager_backend.Services
 {
@@ -125,5 +126,25 @@ namespace Apimanager_backend.Services
             await apiContext.SaveChangesAsync();
             return true;
         }
+        #region 设置用户apikey
+        public async Task<string> SetUserTokenAsync(int userId)
+        {
+            User? user = await apiContext.Users.FirstOrDefaultAsync(x => x.Id == userId);
+            if (user is null)
+            {
+                throw new BaseException(2004,"用户未找到");
+            }
+            var tokenBytes = new byte[32];
+            using (var rng = RandomNumberGenerator.Create())
+            {
+                rng.GetBytes(tokenBytes);
+            }
+            var tokenStr = Convert.ToBase64String(tokenBytes);
+            user.ApiKey = tokenStr;
+            apiContext.Users.Update(user);
+            await apiContext.SaveChangesAsync();
+            return tokenStr;
+        }
+        #endregion
     }
 }
diff --git a/Apimanager_backend/Tools/EpayHelper.cs b/Apimanager_backend/Tools/EpayHelper.cs
index 1fd3f6d..b0f58c1 100644
--- a/Apimanager_backend/Tools/EpayHelper.cs
+++ b/Apimanager_backend/Tools/EpayHelper.cs
@@ -37,7 +37,8 @@ namespace Apimanager_backend.Tools
             using var client = new HttpClient();
             var content = new FormUrlEncodedContent(parameters);
             var response = await client.PostAsync($"{baseUrl}/mapi.php", content);
-            return JsonConvert.DeserializeObject<EpayResponse>(await response.Content.ReadAsStringAsync());
+            var responseJson = await response.Content.ReadAsStringAsync();
+            return JsonConvert.DeserializeObject<EpayResponse>(responseJson);
         }
 
         /// <summary>
diff --git a/Apimanager_backend/uploads/avatars/-1_20250807165504.jpg b/Apimanager_backend/uploads/avatars/-1_20250807165504.jpg
new file mode 100644
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index 0000000..0544e7a
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