namespace JdeScoping.DataAccess.Queries;

/// <summary>
/// Lookup related SQL queries (Status Codes, Function Codes)
/// </summary>
public static partial class JdeQueries
{
    /// <summary>
    /// Gets all work order status codes from production schema.
    /// Status codes are stored in UDC table F0005 with SY='00' and RT='SS'.
    /// </summary>
    public const string SqlGetStatusCodes = @"
        SELECT TRIM(sc.DRKY) AS Code,
               TRIM(sc.DRDL01) AS Description,
               sc.DRUPMJ AS LastUpdateDate,
               sc.DRUPMT AS LastUpdateTime
          FROM {ProductionSchema}.F0005 sc
         WHERE TRIM(sc.DRSY) = '00' AND
               sc.DRRT = 'SS' AND
               TRIM(sc.DRKY) IS NOT NULL";

    /// <summary>
    /// Gets status codes updated since specified date from production schema.
    /// </summary>
    public const string SqlGetStatusCodesFiltered = SqlGetStatusCodes + @"
           AND (sc.DRUPMJ > :dateUpdated OR
                (sc.DRUPMJ = :dateUpdated AND sc.DRUPMT >= :timeUpdated))";

    /// <summary>
    /// Gets all function codes from production schema.
    /// Function codes are stored in F00192 (MES codes table).
    /// Uses LISTAGG to concatenate multiple descriptions for same code.
    /// </summary>
    public const string SqlGetFunctionCodes = @"
        SELECT Code,
               TRIM(LISTAGG(Description, ' ') WITHIN GROUP(ORDER BY Description) ||
                    CASE WHEN MAX(total_lengthb) > 4000 THEN '...' ELSE '' END) AS Description,
               SYSDATE AS LastUpdateDt
          FROM (
               SELECT TRIM(fc.CFKY) AS Code,
                      TRIM(ASCIISTR(fc.CFDS80)) AS Description,
                      SUM(LENGTHB(TRIM(fc.CFDS80))+1) OVER(PARTITION BY TRIM(fc.CFKY) ORDER BY TRIM(fc.CFDS80)) - 1 cumul_lengthb,
                      SUM(LENGTHB(TRIM(fc.CFDS80))+1) OVER(PARTITION BY TRIM(fc.CFKY)) - 1 total_lengthb,
                      COUNT(*) OVER(PARTITION BY TRIM(fc.CFKY)) num_values
                 FROM {ProductionSchema}.F00192 fc
                WHERE TRIM(fc.CFKY) IS NOT NULL
          )
         WHERE total_lengthb <= 4000 OR cumul_lengthb <= 4000 - length('...')
         GROUP BY Code";
}