qrcodeService/QRCodeService/Controllers/Api/LinkController.cs

using Domain.AggregateModel.AppAggregate;
using Domain.AggregateModel.LinkAggregate;
using Microsoft.AspNetCore.Mvc;
using QRCodeService.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using MediatR;
using QRCodeService.Application.Queries;
using QRCodeService.Application.Commands;

namespace QRCodeService.Controllers.Api
{
    [Route("api/v1/[controller]")]
    [ApiController]
    public class LinkController:ControllerBase
    {
        readonly IMediator mediator;
        readonly ILinkQueries linkQueries;
        readonly IAppQueries appQueries;

        public LinkController(IMediator mediator, ILinkQueries queries, IAppQueries appQueries)
        {
            this.mediator = mediator;
            this.linkQueries = queries;
            this.appQueries = appQueries;
        }

        [HttpGet]
        public IActionResult Get()
        {
            return Ok();
        }
        [HttpPost]
        public async Task<IActionResult> Create(CreateLinkModel input)
        {
            var app = await appQueries.GetAppAsync(input.AppId);
            if (app == null)
            {
                return BadRequest();
            }
            if (! await input.CheckValidAsync(app.Appkey))
            {
                return BadRequest();
            }
            var command = new CreateLinkCommand(input.SuffixUrl,1);
            var link = await mediator.Send(command);
            if (link==null)
            {
                return BadRequest();
            }
            return Ok(link.ShortCode);
        }
    }
}