using Microsoft.AspNetCore.Mvc;
using NuGet.Versioning;
using isnd.Entities;
using isn.abst;

namespace isnd.Controllers
{
    public partial class PackagesController
    {
        [HttpGet("~" + Constants.ApiVersionPrefix + ApiConfig.ContentBase + "/{id}/{version}.json")]

        public IActionResult GetVersions(
            string id,
            string version,
            bool prerelease = true,
            string packageType = null,
            int skip = 0,
            int take = 50)
        {
            NuGetVersion parsedVersion=null;
            if (take > maxTake)
            {
                ModelState.AddModelError("take", "Maximum exceeded");
            }
            if ("index"==version)
            {
                version=null;
            }
            if (version!=null)
            {
                if (!NuGetVersion.TryParse(version, out  parsedVersion))
                {
                    ModelState.AddModelError("version", "invalid version string");
                }
            }
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }
            return Ok(new
            {
                versions = packageManager.GetVersions(
                    id, parsedVersion, prerelease, packageType, skip, take)
            });
        }
    }
}