SessionController.cs

using CodeEditorApi.Helpers;
using Microsoft.AspNetCore.Mvc;

namespace CodeEditorApi.Controllers
{
    [ApiController]
    [Route("[controller]")]
    public class SessionController : ControllerBase
    {
        private readonly ILogger<SessionController> _logger;

        public SessionController(ILogger<SessionController> logger)
        {
            _logger = logger;
        }

        [HttpPost("create")]
        public Session CreateSession([FromBody] Session newSession)
        {
            return SessionFiles.Create(newSession.Id);
        }

        [HttpPost("set")]
        public void SetData([FromBody] SessionData data)
        {
            SessionFiles.Save(data);
        }

        [HttpGet("all")]
        public IEnumerable<Session> Sessions()
        {
            return SessionFiles.Get();
        }

        [HttpGet("data/{sessionId}")]
        public IEnumerable<SessionData> SessionData(Guid sessionId)
        {
            return SessionFiles.Get(sessionId);
        }
    }
}