From 72b1b25dc19e3f212714be13ef878097ac2524bf Mon Sep 17 00:00:00 2001
From: ayzen <aliev.aziz@phystech.edu>
Date: Mon, 20 Oct 2025 21:24:01 +0300
Subject: [PATCH] fixed error

---
 .../js/modules/charts/bscan-click-handler.js  | 86 ++++++++++++++++++-
 1 file changed, 85 insertions(+), 1 deletion(-)

diff --git a/vna_system/web_ui/static/js/modules/charts/bscan-click-handler.js b/vna_system/web_ui/static/js/modules/charts/bscan-click-handler.js
index c68e075..65fd1e5 100644
--- a/vna_system/web_ui/static/js/modules/charts/bscan-click-handler.js
+++ b/vna_system/web_ui/static/js/modules/charts/bscan-click-handler.js
@@ -333,7 +333,7 @@ export class BScanClickHandler {
         const sweep = sweepHistory[sweepIndex];
 
         // Use same logic as BScanProcessor: calibrated_data or sweep_data
-        const hasCalibrated = sweep.calibrated_points && sweep.calibrated_points.length > 0;
+        const hasCalibrated = this.hasCalibratedSweepData(sweep);
         const dataToProcess = hasCalibrated ? sweep.calibrated_points : (sweep.sweep_points || []);
         const referencePoints = sweep.reference_points || [];
         const openAirEnabled = config.open_air || false;
@@ -358,6 +358,90 @@ export class BScanClickHandler {
         );
     }
 
+    /**
+     * Determine if sweep contains calibrated data that differs from raw points.
+     * @param {Object} sweep - Sweep data entry from processor state
+     * @returns {boolean} True when calibrated points appear to be applied
+     */
+    hasCalibratedSweepData(sweep) {
+        const calibratedPoints = Array.isArray(sweep?.calibrated_points) ? sweep.calibrated_points : [];
+        if (calibratedPoints.length === 0) {
+            return false;
+        }
+
+        const rawPoints = Array.isArray(sweep?.sweep_points) ? sweep.sweep_points : [];
+        if (rawPoints.length === 0 || calibratedPoints.length !== rawPoints.length) {
+            return true;
+        }
+
+        const tolerance = 1e-9;
+        let comparablePoints = 0;
+
+        for (let i = 0; i < calibratedPoints.length; i++) {
+            const calibrated = this._extractComplexPoint(calibratedPoints[i]);
+            const raw = this._extractComplexPoint(rawPoints[i]);
+
+            if (!this._canCompareComplexPoints(calibrated, raw)) {
+                continue;
+            }
+
+            comparablePoints++;
+
+            if (!this._areComplexPointsClose(calibrated, raw, tolerance)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    _extractComplexPoint(point) {
+        if (!point) {
+            return { real: NaN, imag: NaN };
+        }
+
+        if (Array.isArray(point)) {
+            return {
+                real: this._toFiniteNumber(point[0]),
+                imag: this._toFiniteNumber(point[1])
+            };
+        }
+
+        if (typeof point === 'object') {
+            const realCandidate = point.real ?? point.r ?? point.Re ?? point.re;
+            const imagCandidate = point.imag ?? point.i ?? point.Im ?? point.im;
+            return {
+                real: this._toFiniteNumber(realCandidate),
+                imag: this._toFiniteNumber(imagCandidate)
+            };
+        }
+
+        return { real: NaN, imag: NaN };
+    }
+
+    _toFiniteNumber(value) {
+        if (typeof value === 'number') {
+            return Number.isFinite(value) ? value : NaN;
+        }
+        if (typeof value === 'string' && value.trim().length > 0) {
+            const parsed = Number(value);
+            return Number.isFinite(parsed) ? parsed : NaN;
+        }
+        return NaN;
+    }
+
+    _canCompareComplexPoints(a, b) {
+        return Number.isFinite(a.real) && Number.isFinite(a.imag) && Number.isFinite(b.real) && Number.isFinite(b.imag);
+    }
+
+    _areComplexPointsClose(a, b, tolerance) {
+        const realScale = Math.max(1, Math.abs(a.real), Math.abs(b.real));
+        const imagScale = Math.max(1, Math.abs(a.imag), Math.abs(b.imag));
+
+        return Math.abs(a.real - b.real) <= tolerance * realScale &&
+            Math.abs(a.imag - b.imag) <= tolerance * imagScale;
+    }
+
     /**
      * Show modal with sweep plot
      * @param {number} sweepNumber - Sweep number (1-based)