practice/WebApi/Controllers/FieldController.cs

using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace WebApplication1.Controllers
{
    [Route("api/v1/[controller]")]
    [ApiController]
    public class FieldController : ControllerBase
    {
        private IFieldManager _fm;
        private ILogger<FieldController> _lg;

        /// <summary>
        /// .ctor
        /// </summary>
        /// <param name="fm"></param>
        public FieldController(
            IFieldManager fm,
            ILogger<FieldController> lg)
        {
            _fm = fm;
            _lg = lg;
        }



        [HttpPost("new")]
        public ActionResult<Field> StartNewGame()
        {
            Field result = _fm.StartNewGame();
            if (result == null)
            {
                return NotFound();
            }

            return Ok(result);
        }
        [HttpPost("move")]
        public ActionResult<Field> Move(string identifier)
        {
            Field result = _fm.Move(identifier);
            if (result == null)
            {
                return NotFound();
            }

            return Ok(result);
        }

        [HttpGet("list")]
        public ActionResult<Field> List(string identifier)
        {
            var result = _fm.List(identifier);
            if (result == null)
            {
                return NotFound();
            }
            return Ok(result);
        }

    }
}