/**
     * Check Bar Has Signal Based on Strategy 1 ...
     *
     * Pattern‑based reversal:
     * - Detects Pin Bar or Signal Key Bar.
     * - Confirms with POI detector.
     * - Good for reversals at support/resistance.
     *
     * @param  bar: XOHCL, reference to Bar ...
     * @param  zone: XBoxZone, reference to holds affected zone ...
     * @param  targets: XTarget, reference to detected Signal's Targets collections ...
     * @param  dir: ENUM_X_DIRECTION, detected Signal's direction ...
     *
     * @return ( bool )
     */
    bool Strategy1HasSignal(
        XOHCL &bar,
        XBoxZone &zone,
        XTarget &targets[],
        ENUM_X_DIRECTION &dir //
    )
    {
        //
        bool result = false;

        //
        zone.Clean();
        XClean(targets);
        dir = X_DIRECTION_NONE;

        //
        result = bar.IsValid();
        if (!result)
        {
            return result;
        }

        //
        result = poiDetector.IsKISignal(
            dir,
            bar.Index() //
        );
        bool isBullish = result &&
                         IsXBullish(dir);
        bool isBearish = result &&
                         IsXBearish(dir);
        result = isBullish ||
                 isBearish;
        if (!result)
        {
            return result;
        }

        //
        // Detect Nearest Directional ...
        int nearestDirectionalSwitchIndex = -1;
        if (isBullish)
        {
            //
            isBullish = poiDetector.NearestKIFastSwitchedToBullish(
                nearestDirectionalSwitchIndex,
                bar.Index() + 2 //
            );
        }
        else
        {
            //
            isBearish = poiDetector.NearestKIFastSwitchedToBearish(
                nearestDirectionalSwitchIndex,
                bar.Index() + 2 //
            );
        }
        result =
            IsValidIndex(nearestDirectionalSwitchIndex) &&
            (isBullish ||
             isBearish);
        if (!result)
        {
            //
            bar.Clean();
            return result;
        }

        //
        // Preparing Zone ...
        double upper = bar.FindHighest(nearestDirectionalSwitchIndex - bar.Index(), MODE_HIGH);
        double lower = bar.FindLowest(nearestDirectionalSwitchIndex - bar.Index(), MODE_LOW);

        //
        result = zone.Init(
            symbol,
            period,
            upper,
            lower,
            GetBarTime(symbol, period, nearestDirectionalSwitchIndex),
            bar.time,
            dir,
            "XKI1" //
        );

        //
        // Support and Resistance ...
        XBoxZone supports[];
        XBoxZone resistances[];
        if (result)
        {
            //
            // Supports ...
            poiDetector.DetectSupports(
                supports,
                bar.Index(),
                50,     // Loopback ...
                true,   // Force Validation ...
                7,      // Validation Length ...
                symbol, // For Symbol ...
                period  // For Period ...
            );

            //
            // Resistances ...
            poiDetector.DetectResistances(
                resistances,
                bar.Index(),
                50,     // Loopback ...
                true,   // Force Validation ...
                7,      // Validation Length ...
                symbol, // For Symbol ...
                period  // For Period ...
            );
        }

        //
        // TODO: Rempve ...
        if (result)
        {
            //
            // Other Drawing Materials ...
            XPOIDrawConfig drawConfig;
            drawConfig.Default();

            //
            // this for Selected Zone ...
            poiDrawer.DrawZone(zone, drawConfig);

            //
            // Drawing Supports and Resistances ...
            drawConfig.bearishColor = clrRed;
            drawConfig.bullishColor = clrLime;

            //
            if (HasChild(supports))
            {
                poiDrawer.DrawZones(supports, drawConfig);
            }

            //
            if (HasChild(resistances))
            {
                poiDrawer.DrawZones(resistances, drawConfig);
            }

            //
            drawConfig.Clean();

            //
            DebugBreak();
        }

        //
        result =
            result &&
            zone.IsValid() &&
            HasDirection(dir);

        //
        return result;
    }

    
    /**
     * Check Bar Has Signal Based on Strategy 1 ...
     *
     * Pattern‑based reversal:
     * - Detects Pin Bar or Signal Key Bar.
     * - Confirms with POI detector.
     * - Good for reversals at support/resistance.
     *
     * @param  bar: XOHCL, reference to Bar ...
     * @param  zone: XBoxZone, reference to holds affected zone ...
     * @param  targets: XTarget, reference to detected Signal's Targets collections ...
     * @param  dir: ENUM_X_DIRECTION, detected Signal's direction ...
     *
     * @return ( bool )
     */
    bool Strategy1HasSignal(
        XOHCL &bar,
        XBoxZone &zone,
        XTarget &targets[],
        ENUM_X_DIRECTION &dir //
    )
    {
        //
        bool result = false;

        //
        zone.Clean();
        XClean(targets);
        dir = X_DIRECTION_NONE;

        //
        result = bar.IsValid();
        if (!result)
        {
            return result;
        }

        //
        result = poiDetector.IsKISignal(
            dir,
            bar.Index() //
        );
        bool isBullish = result &&
                         IsXBullish(dir);
        bool isBearish = result &&
                         IsXBearish(dir);
        result = isBullish ||
                 isBearish;
        if (!result)
        {
            return result;
        }

        //
        // Detect Nearest Directional ...
        int nearestDirectionalSwitchIndex = -1;
        if (isBullish)
        {
            //
            isBullish = poiDetector.NearestKIFastSwitchedToBullish(
                nearestDirectionalSwitchIndex,
                bar.Index() + 2 //
            );
        }
        else
        {
            //
            isBearish = poiDetector.NearestKIFastSwitchedToBearish(
                nearestDirectionalSwitchIndex,
                bar.Index() + 2 //
            );
        }
        result =
            IsValidIndex(nearestDirectionalSwitchIndex) &&
            (isBullish ||
             isBearish);
        if (!result)
        {
            //
            bar.Clean();
            return result;
        }

        //
        // Preparing Zone ...
        double upper = bar.FindHighest(nearestDirectionalSwitchIndex - bar.Index(), MODE_HIGH);
        double lower = bar.FindLowest(nearestDirectionalSwitchIndex - bar.Index(), MODE_LOW);

        //
        result = zone.Init(
            symbol,
            period,
            upper,
            lower,
            GetBarTime(symbol, period, nearestDirectionalSwitchIndex),
            bar.time,
            dir,
            "XKI1" //
        );

        //
        // Support and Resistance ...
        XBoxZone supports[];
        XBoxZone resistances[];
        XBoxZone minorSupport;
        XBoxZone majorSupport;
        XBoxZone minorResistance;
        XBoxZone majorResistance;
        if (result)
        {
            //
            // Supports ...
            poiDetector.GetCurrentStructure(
                supports,
                resistances,
                minorSupport,
                majorSupport,
                minorResistance,
                majorResistance,
                bar.Index(),
                symbol, // For Symbol ...
                period, // For Period ...
                50,     // Loopback ...
                7,      // Minor Validation Length ...
                14      // Major Validation Length ...
            );
        }

        //
        // TODO: Rempve ...
        if (result)
        {
            //
            // Other Drawing Materials ...
            XPOIDrawConfig drawConfig;
            drawConfig.Default();

            //
            // this for Selected Zone ...
            poiDrawer.DrawZone(zone, drawConfig);

            //
            // Drawing Supports and Resistances ...
            drawConfig.bearishColor = clrRed;
            drawConfig.bullishColor = clrLime;

            //
            // Minors ...

            //
            drawConfig.zonesStyle = STYLE_DOT;
            if (minorSupport.IsValid())
            {
                poiDrawer.DrawZone(minorSupport, drawConfig);
            }
            if (minorResistance.IsValid())
            {
                poiDrawer.DrawZone(minorResistance, drawConfig);
            }

            //
            // Majors ...

            //
            drawConfig.zonesStyle = STYLE_DASH;
            if (majorSupport.IsValid())
            {
                poiDrawer.DrawZone(majorSupport, drawConfig);
            }
            if (majorResistance.IsValid())
            {
                poiDrawer.DrawZone(majorResistance, drawConfig);
            }

            // //
            // if (HasChild(supports))
            // {
            //     poiDrawer.DrawZones(supports, drawConfig);
            // }

            // //
            // if (HasChild(resistances))
            // {
            //     poiDrawer.DrawZones(resistances, drawConfig);
            // }

            //
            drawConfig.Clean();

            //
            DebugBreak();
        }

        //
        result =
            result &&
            zone.IsValid() &&
            HasDirection(dir);

        //
        return result;
    }


    /**
     * Check Bar Has Signal Based on Strategy 1 ...
     *
     * Pattern‑based reversal:
     * - Detects Pin Bar or Signal Key Bar.
     * - Confirms with POI detector.
     * - Good for reversals at support/resistance.
     *
     * @param  bar: XOHCL, reference to Bar ...
     * @param  zone: XBoxZone, reference to holds affected zone ...
     * @param  targets: XTarget, reference to detected Signal's Targets collections ...
     * @param  dir: ENUM_X_DIRECTION, detected Signal's direction ...
     *
     * @return ( bool )
     */
    bool Strategy1HasSignal(
        XOHCL &bar,
        XBoxZone &zone,
        XTarget &targets[],
        ENUM_X_DIRECTION &dir //
    )
    {
        //
        bool result = false;

        //
        zone.Clean();
        XClean(targets);
        dir = X_DIRECTION_NONE;

        //
        result = bar.IsValid();
        if (!result)
        {
            return result;
        }

        //
        result = poiDetector.IsKISignal(
            dir,
            bar.Index() //
        );
        bool isBullish = result &&
                         IsXBullish(dir);
        bool isBearish = result &&
                         IsXBearish(dir);
        result = isBullish ||
                 isBearish;
        if (!result)
        {
            return result;
        }

        //
        // Detect Nearest Directional ...
        int nearestDirectionalSwitchIndex = -1;
        if (isBullish)
        {
            //
            isBullish = poiDetector.NearestKIFastSwitchedToBullish(
                nearestDirectionalSwitchIndex,
                bar.Index() + 2 //
            );
        }
        else
        {
            //
            isBearish = poiDetector.NearestKIFastSwitchedToBearish(
                nearestDirectionalSwitchIndex,
                bar.Index() + 2 //
            );
        }
        result =
            IsValidIndex(nearestDirectionalSwitchIndex) &&
            (isBullish ||
             isBearish);
        if (!result)
        {
            //
            bar.Clean();
            return result;
        }

        //
        // Preparing Zone ...
        double upper = bar.FindHighest(nearestDirectionalSwitchIndex - bar.Index(), MODE_HIGH);
        double lower = bar.FindLowest(nearestDirectionalSwitchIndex - bar.Index(), MODE_LOW);

        //
        result = zone.Init(
            symbol,
            period,
            upper,
            lower,
            GetBarTime(symbol, period, nearestDirectionalSwitchIndex),
            bar.time,
            dir,
            "XKI1" //
        );

        //
        // Support and Resistance ...
        XBoxZone supports[];
        XBoxZone resistances[];
        XBoxZone minorSupport;
        XBoxZone majorSupport;
        XBoxZone minorResistance;
        XBoxZone majorResistance;
        if (result)
        {
            //
            // Supports ...
            poiDetector.GetCurrentStructure(
                supports,
                resistances,
                minorSupport,
                majorSupport,
                minorResistance,
                majorResistance,
                bar.Index(),
                symbol, // For Symbol ...
                period, // For Period ...
                50,     // Loopback ...
                7,      // Minor Validation Length ...
                14      // Major Validation Length ...
            );
        }

        //
        // TODO: Rempve ...
        if (result)
        {
            //
            // Other Drawing Materials ...
            XPOIDrawConfig drawConfig;
            drawConfig.Default();

            //
            // this for Selected Zone ...
            poiDrawer.DrawZone(zone, drawConfig);

            //
            // Drawing Supports and Resistances ...
            drawConfig.bearishColor = clrRed;
            drawConfig.bullishColor = clrLime;

            //
            // Minors ...

            //
            drawConfig.zonesStyle = STYLE_DOT;
            if (minorSupport.IsValid())
            {
                poiDrawer.DrawZone(minorSupport, drawConfig);
            }
            if (minorResistance.IsValid())
            {
                poiDrawer.DrawZone(minorResistance, drawConfig);
            }

            //
            // Majors ...

            //
            drawConfig.zonesStyle = STYLE_DASH;
            if (majorSupport.IsValid())
            {
                poiDrawer.DrawZone(majorSupport, drawConfig);
            }
            if (majorResistance.IsValid())
            {
                poiDrawer.DrawZone(majorResistance, drawConfig);
            }

            // //
            // if (HasChild(supports))
            // {
            //     poiDrawer.DrawZones(supports, drawConfig);
            // }

            // //
            // if (HasChild(resistances))
            // {
            //     poiDrawer.DrawZones(resistances, drawConfig);
            // }

            //
            drawConfig.Clean();

            //
            DebugBreak();
        }

        //
        result =
            result &&
            zone.IsValid() &&
            HasDirection(dir);

        //
        return result;
    }