/*
Copyright (c) 2023-forever Douglas Malnati. All rights reserved.

See the /faq/tos page for details.
    
(If this generated header is stamped on a file which is a 3rd party file or under a different license or copyright, then ignore this copyright statement and use that file's terms.)
*/

import { CandidateFilterBase } from './CandidateFilterBase.js';
import { NonRejectedOnlyFilter } from './WsprMessageCandidate.js';


///////////////////////////////////////////////////////////////////////////
// Candidate Filter - HighResLocation
//
// Reject HighResLocation messages whose Reference field is not an
// established value.
///////////////////////////////////////////////////////////////////////////

export class CandidateFilterHighResLocation
extends CandidateFilterBase
{
    constructor(t)
    {
        super("HighResLocation", t);
    }

    OnFilterStart()
    {
        this.t.Event(`CandidateFilterHighResLocation Start`);
    }

    OnFilterEnd()
    {
        this.t.Event(`CandidateFilterHighResLocation End`);
    }

    FilterWindowAlgorithm(msgListList)
    {
        for (let slot = 0; slot < 5; ++slot)
        {
            for (let msg of NonRejectedOnlyFilter(msgListList[slot]))
            {
                if (!msg.IsTelemetryExtended())
                {
                    continue;
                }

                let codec = msg.GetCodec();
                if (codec.GetHdrTypeEnum() != 3)
                {
                    continue;
                }

                if (slot == 0)
                {
                    msg.Reject(this.type, `HighResLocation is not supported in Slot 0.`);
                    continue;
                }

                let referenceEnum = codec.GetReferenceEnum();
                if (referenceEnum != 1)
                {
                    msg.Reject(this.type, `HighResLocation Reference (${referenceEnum}) is not an established value.`);
                }
            }
        }
    }
}