Get all and Get Coupon By ID - bondaigames/ASP.NET-Core-Documentation GitHub Wiki

  • Create ResponseDto.cs
using System.Text.Json.Serialization;

namespace Services.CouponAPI.Models.Dto
{
    public class ResponseDto
    {
        [JsonPropertyName("data")]
        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault | JsonIgnoreCondition.WhenWritingNull)]
        public object? Result { get; set; }
        [JsonPropertyName("success")]
        public bool IsSuccess { get; set; } = true;
        [JsonPropertyName("message")]
        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault | JsonIgnoreCondition.WhenWritingNull)]
        public string? Message { get; set; }


    }
}
  • Go to CouponAPIController.cs
using Services.CouponAPI.Data;
using Services.CouponAPI.Models;
using Services.CouponAPI.Models.Dto;
using Microsoft.AspNetCore.Mvc;

namespace Services.CouponAPI.Controllers
{
    [Route("api/coupon")]
    [ApiController]
    public class CouponAPIController : ControllerBase
    {
        private readonly AppDbContext _db;
        private ResponseDto _response;

        public CouponAPIController(AppDbContext db)
        {
            _db = db;
            _response = new ResponseDto();
        }

        [HttpGet]
        public ResponseDto Get()
        {
            try
            {
                IEnumerable<Coupon> objList = _db.Coupons.ToList();
                _response.Result = objList;
            }
            catch (Exception ex)
            {
                _response.IsSuccess = false;
                _response.Message = ex.Message;
            }
            return _response;
        }

        [HttpGet]
        [Route("{id:int}")]
        public ResponseDto Get(int id)
        {
            try
            {
                Coupon obj = _db.Coupons.First(u => u.CouponId == id);
                _response.Result = obj;
            }
            catch (Exception ex)
            {
                _response.IsSuccess = false;
                _response.Message = ex.Message;
            }
            return _response;
        }
    }
}

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