using OpenAuth.App.BasicQueryService;
using OpenAuth.App.Request;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace OpenAuth.App
{
    public class IdleLandApp
    {
        ISqlSugarClient client;
        public IdleLandApp(ISqlSugarClient sqlSugarClient)
        {
            client = sqlSugarClient;
        }

        public byte[] VectorTile(VectorTileSearchModel req)
        {
            req.Init();

            List<double> lons = CommonDataManager.getLon(req.x, req.z);
            List<double> lats = CommonDataManager.getLat(req.y, req.z);
            double lonmin = lons[0];
            double lonmax = lons[1];
            double latmin = lats[1];
            double latmax = lats[0];

            StringBuilder sql = new StringBuilder();
            sql.AppendFormat(
                $"SELECT ST_AsMVT(tile, '{req.source_layer}', 4096, 'geom') tile FROM (" +
                $"SELECT {req.field} ST_AsMVTGeom(ST_GeomFromText(\"Geom\", 4326), ST_Transform(ST_MakeEnvelope({lonmin},{latmin},{lonmax},{latmax}, 4326),4326),4096, 256, true) AS geom " +
                $"FROM public.{req.table} where {req.filter} ) AS tile");

            var aaa = sql.ToString();

            var dataTable = client.Ado.GetDataTable(sql.ToString());
            byte[] result = (Byte[])dataTable.Rows[0]["tile"];
            return result;
        }
    }
}