using ExportMap.cs;
using LFServer.cs;
using LFServer.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;

namespace LFServer.Controllers
{
    public class ExportController : ApiController
    {
        [HttpPost]
        public ResponseMsg<string> Start([FromBody]ExportArgs args)
        {
            try
            {
                if (args == null ||
                    string.IsNullOrWhiteSpace(args.layers) ||
                    string.IsNullOrWhiteSpace(args.token) ||
                    (args.xmin == 0 && args.ymin == 0 && args.xmax == 0 && args.ymax == 0))
                {
                    return ResponseMsg<string>.fail("参数不完整");
                }

                if (!ExportUtil.VerifyToken(args.token))
                {
                    return ResponseMsg<string>.fail("令牌无效");
                }

                string err = null;
                string imgPath = ExportUtil.Generate(args, ref err);
                if (string.IsNullOrEmpty(imgPath))
                {
                    return ResponseMsg<string>.fail(err);
                }

                return ResponseMsg<string>.success("成功", imgPath);
            }
            catch (Exception ex)
            {
                LogOut.Error(ex.StackTrace);
                return ResponseMsg<string>.fail(ex.Message);
            }
        }
    }
}