using AyaNova.Biz;
using Newtonsoft.Json.Linq;
using AyaNova.DataList;

namespace AyaNova.KPI
{
    internal class WorkOrderItemLaborQuantitySummary : IAyaKPI
    {
        private string _metaQuery = null;
        private string _dataQuery = null;
        private string _errorMessage = null;

        public AuthorizationRoles AllowedRoles { get => AuthorizationRoles.Tech | AuthorizationRoles.TechRestricted; }

        public string MetaQuery => _metaQuery;
        public string DataQuery => _dataQuery;
        public string ErrorMessage => _errorMessage;

        public void BuildQuery(KPIRequestOptions options, long userId)
        {
            //build data and meta queries

            //validate criteria exists
            if (!options.Criteria.ContainsKey("dateRange"))
            {
                _errorMessage = "Missing 'dateRange' criteria";
                return;
            }

            if (!options.Criteria.ContainsKey("unit"))
            {
                _errorMessage = "Missing 'unit' criteria";
                return;
            }

            var dateRange = (string)options.Criteria["dateRange"];
            var unit = (string)options.Criteria["unit"];

            var dateWhere = DataListSqlFilterCriteriaBuilder.DataFilterToColumnCriteria("aworkorderitemlabor.servicestopdate", UiFieldDataType.DateTime, "no-operator", dateRange, options.ClientTimeStamp);


            _dataQuery = @$"SELECT row_to_json(t) as res from (	
                            select SUM(AWORKORDERITEMLABOR.serviceratequantity) y, date_trunc('{unit}',AWORKORDERITEMLABOR.servicestopdate) x
                            FROM AWORKORDER
                            LEFT JOIN AWORKORDERITEM ON AWORKORDER.ID = AWORKORDERITEM.WORKORDERID
                            LEFT JOIN AWORKORDERITEMLABOR ON AWORKORDERITEM.ID = AWORKORDERITEMLABOR.WORKORDERITEMID
                            WHERE AWORKORDERITEMLABOR.userid = {userId} AND {dateWhere}
                            GROUP BY x
                            ORDER BY x ASC
                            ) t";
            _metaQuery = @"SELECT row_to_json(t) as res from (
                                select name from auser where id = 10
                            ) t";
        }


    }//eoc
}//eons