import { HexagonLayer } from '@deck.gl/aggregation-layers';
import { IconLayer, LineLayer, ScatterplotLayer } from '@deck.gl/layers';
import type { PickingInfo } from '@deck.gl/core';
import type { AisTarget } from '../../../entities/aisTarget/model/types';
import type { LegacyVesselInfo } from '../../../entities/legacyVessel/model/types';
import type { FleetCircle, PairLink } from '../../../features/legacyDashboard/model/types';
import type { MapToggleState } from '../../../features/mapToggles/MapToggles';
import type { DashSeg, PairRangeCircle } from '../types';
import {
  SHIP_ICON_MAPPING,
  FLAT_SHIP_ICON_SIZE,
  FLAT_SHIP_ICON_SIZE_SELECTED,
  FLAT_SHIP_ICON_SIZE_HIGHLIGHTED,
  FLAT_LEGACY_HALO_RADIUS,
  FLAT_LEGACY_HALO_RADIUS_SELECTED,
  FLAT_LEGACY_HALO_RADIUS_HIGHLIGHTED,
  EMPTY_MMSI_SET,
  DEPTH_DISABLED_PARAMS,
  GLOBE_OVERLAY_PARAMS,
  HALO_OUTLINE_COLOR,
  HALO_OUTLINE_COLOR_SELECTED,
  HALO_OUTLINE_COLOR_HIGHLIGHTED,
  PAIR_RANGE_NORMAL_DECK,
  PAIR_RANGE_WARN_DECK,
  PAIR_LINE_NORMAL_DECK,
  PAIR_LINE_WARN_DECK,
  FC_LINE_NORMAL_DECK,
  FC_LINE_SUSPICIOUS_DECK,
  FLEET_RANGE_LINE_DECK,
  FLEET_RANGE_FILL_DECK,
  PAIR_RANGE_NORMAL_DECK_HL,
  PAIR_RANGE_WARN_DECK_HL,
  PAIR_LINE_NORMAL_DECK_HL,
  PAIR_LINE_WARN_DECK_HL,
  FC_LINE_NORMAL_DECK_HL,
  FC_LINE_SUSPICIOUS_DECK_HL,
  FLEET_RANGE_LINE_DECK_HL,
  FLEET_RANGE_FILL_DECK_HL,
} from '../constants';
import { getDisplayHeading, getShipColor } from './shipUtils';
import { getCachedShipIcon } from './shipIconCache';

/* ── 공통 콜백 인터페이스 ─────────────────────────────── */

interface DeckHoverCallbacks {
  touchDeckHoverState: (isHover: boolean) => void;
  setDeckHoverPairs: (next: number[]) => void;
  setDeckHoverMmsi: (next: number[]) => void;
  clearDeckHoverPairs: () => void;
  clearMapFleetHoverState: () => void;
  setMapFleetHoverState: (ownerKey: string | null, vesselMmsis: number[]) => void;
  toFleetMmsiList: (value: unknown) => number[];
}

interface DeckSelectCallbacks {
  hasAuxiliarySelectModifier: (ev?: { shiftKey?: boolean; ctrlKey?: boolean; metaKey?: boolean } | null) => boolean;
  onSelectMmsi: (mmsi: number | null) => void;
  onToggleHighlightMmsi?: (mmsi: number) => void;
  onDeckSelectOrHighlight: (info: unknown, allowMultiSelect?: boolean) => void;
}

/* ── Mercator Deck 레이어 ─────────────────────────────── */

export interface MercatorDeckLayerContext extends DeckHoverCallbacks, DeckSelectCallbacks {
  shipLayerData: AisTarget[];
  shipOverlayLayerData: AisTarget[];
  legacyTargetsOrdered: AisTarget[];
  legacyOverlayTargets: AisTarget[];
  legacyHits: Map<number, LegacyVesselInfo> | null | undefined;
  pairLinks: PairLink[] | undefined;
  fcDashed: DashSeg[];
  fleetCircles: FleetCircle[] | undefined;
  pairRanges: PairRangeCircle[];
  pairLinksInteractive: PairLink[];
  pairRangesInteractive: PairRangeCircle[];
  fcLinesInteractive: DashSeg[];
  fleetCirclesInteractive: FleetCircle[];
  overlays: MapToggleState;
  showDensity: boolean;
  showShips: boolean;
  selectedMmsi: number | null;
  shipHighlightSet: Set<number>;
}

export function buildMercatorDeckLayers(ctx: MercatorDeckLayerContext): unknown[] {
  const layers: unknown[] = [];
  const overlayParams = DEPTH_DISABLED_PARAMS;
  const clearDeckHover = () => { ctx.touchDeckHoverState(false); };
  const isTargetShip = (mmsi: number) => (ctx.legacyHits ? ctx.legacyHits.has(mmsi) : false);

  const shipOtherData: AisTarget[] = [];
  const shipTargetData: AisTarget[] = [];
  for (const t of ctx.shipLayerData) {
    if (isTargetShip(t.mmsi)) shipTargetData.push(t);
    else shipOtherData.push(t);
  }
  const shipOverlayOtherData: AisTarget[] = [];
  for (const t of ctx.shipOverlayLayerData) {
    if (!isTargetShip(t.mmsi)) shipOverlayOtherData.push(t);
  }

  /* ─ density ─ */
  if (ctx.showDensity) {
    layers.push(
      new HexagonLayer<AisTarget>({
        id: 'density',
        data: ctx.shipLayerData,
        pickable: true,
        extruded: true,
        radius: 2500,
        elevationScale: 35,
        coverage: 0.92,
        opacity: 0.35,
        getPosition: (d) => [d.lon, d.lat],
      }),
    );
  }

  /* ─ pair range ─ */
  if (ctx.overlays.pairRange && ctx.pairRanges.length > 0) {
    layers.push(
      new ScatterplotLayer<PairRangeCircle>({
        id: 'pair-range',
        data: ctx.pairRanges,
        pickable: true,
        billboard: false,
        parameters: overlayParams,
        filled: false,
        stroked: true,
        radiusUnits: 'meters',
        getRadius: (d) => d.radiusNm * 1852,
        radiusMinPixels: 10,
        lineWidthUnits: 'pixels',
        getLineWidth: () => 1,
        getLineColor: (d) => (d.warn ? PAIR_RANGE_WARN_DECK : PAIR_RANGE_NORMAL_DECK),
        getPosition: (d) => d.center,
        onHover: (info) => {
          if (!info.object) { clearDeckHover(); return; }
          ctx.touchDeckHoverState(true);
          const p = info.object as PairRangeCircle;
          ctx.setDeckHoverPairs([p.aMmsi, p.bMmsi]);
          ctx.setDeckHoverMmsi([p.aMmsi, p.bMmsi]);
          ctx.clearMapFleetHoverState();
        },
        onClick: (info) => {
          if (!info.object) { ctx.onSelectMmsi(null); return; }
          const obj = info.object as PairRangeCircle;
          const sourceEvent = (info as { srcEvent?: { shiftKey?: boolean; ctrlKey?: boolean; metaKey?: boolean } | null }).srcEvent;
          if (sourceEvent && ctx.hasAuxiliarySelectModifier(sourceEvent)) {
            ctx.onToggleHighlightMmsi?.(obj.aMmsi);
            ctx.onToggleHighlightMmsi?.(obj.bMmsi);
            return;
          }
          ctx.onDeckSelectOrHighlight({ mmsi: obj.aMmsi });
        },
      }),
    );
  }

  /* ─ pair lines ─ */
  if (ctx.overlays.pairLines && (ctx.pairLinks?.length ?? 0) > 0) {
    layers.push(
      new LineLayer<PairLink>({
        id: 'pair-lines',
        data: ctx.pairLinks,
        pickable: true,
        parameters: overlayParams,
        getSourcePosition: (d) => d.from,
        getTargetPosition: (d) => d.to,
        getColor: (d) => (d.warn ? PAIR_LINE_WARN_DECK : PAIR_LINE_NORMAL_DECK),
        getWidth: (d) => (d.warn ? 2.2 : 1.4),
        widthUnits: 'pixels',
        onHover: (info) => {
          if (!info.object) { clearDeckHover(); return; }
          ctx.touchDeckHoverState(true);
          const obj = info.object as PairLink;
          ctx.setDeckHoverPairs([obj.aMmsi, obj.bMmsi]);
          ctx.setDeckHoverMmsi([obj.aMmsi, obj.bMmsi]);
          ctx.clearMapFleetHoverState();
        },
        onClick: (info) => {
          if (!info.object) return;
          const obj = info.object as PairLink;
          const sourceEvent = (info as { srcEvent?: { shiftKey?: boolean; ctrlKey?: boolean; metaKey?: boolean } | null }).srcEvent;
          if (sourceEvent && ctx.hasAuxiliarySelectModifier(sourceEvent)) {
            ctx.onToggleHighlightMmsi?.(obj.aMmsi);
            ctx.onToggleHighlightMmsi?.(obj.bMmsi);
            return;
          }
          ctx.onDeckSelectOrHighlight({ mmsi: obj.aMmsi });
        },
      }),
    );
  }

  /* ─ fc lines ─ */
  if (ctx.overlays.fcLines && ctx.fcDashed.length > 0) {
    layers.push(
      new LineLayer<DashSeg>({
        id: 'fc-lines',
        data: ctx.fcDashed,
        pickable: true,
        parameters: overlayParams,
        getSourcePosition: (d) => d.from,
        getTargetPosition: (d) => d.to,
        getColor: (d) => (d.suspicious ? FC_LINE_SUSPICIOUS_DECK : FC_LINE_NORMAL_DECK),
        getWidth: () => 1.3,
        widthUnits: 'pixels',
        onHover: (info) => {
          if (!info.object) { clearDeckHover(); return; }
          ctx.touchDeckHoverState(true);
          const obj = info.object as DashSeg;
          if (obj.fromMmsi == null || obj.toMmsi == null) { clearDeckHover(); return; }
          ctx.setDeckHoverPairs([obj.fromMmsi, obj.toMmsi]);
          ctx.setDeckHoverMmsi([obj.fromMmsi, obj.toMmsi]);
          ctx.clearMapFleetHoverState();
        },
        onClick: (info) => {
          if (!info.object) return;
          const obj = info.object as DashSeg;
          if (obj.fromMmsi == null || obj.toMmsi == null) return;
          const sourceEvent = (info as { srcEvent?: { shiftKey?: boolean; ctrlKey?: boolean; metaKey?: boolean } | null }).srcEvent;
          if (sourceEvent && ctx.hasAuxiliarySelectModifier(sourceEvent)) {
            ctx.onToggleHighlightMmsi?.(obj.fromMmsi);
            ctx.onToggleHighlightMmsi?.(obj.toMmsi);
            return;
          }
          ctx.onDeckSelectOrHighlight({ mmsi: obj.fromMmsi });
        },
      }),
    );
  }

  /* ─ fleet circles ─ */
  if (ctx.overlays.fleetCircles && (ctx.fleetCircles?.length ?? 0) > 0) {
    layers.push(
      new ScatterplotLayer<FleetCircle>({
        id: 'fleet-circles',
        data: ctx.fleetCircles,
        pickable: true,
        billboard: false,
        parameters: overlayParams,
        filled: false,
        stroked: true,
        radiusUnits: 'meters',
        getRadius: (d) => d.radiusNm * 1852,
        lineWidthUnits: 'pixels',
        getLineWidth: () => 1.1,
        getLineColor: () => FLEET_RANGE_LINE_DECK,
        getPosition: (d) => d.center,
        onHover: (info) => {
          if (!info.object) { clearDeckHover(); return; }
          ctx.touchDeckHoverState(true);
          const obj = info.object as FleetCircle;
          const list = ctx.toFleetMmsiList(obj.vesselMmsis);
          ctx.setMapFleetHoverState(obj.ownerKey || null, list);
          ctx.setDeckHoverMmsi(list);
          ctx.clearDeckHoverPairs();
        },
        onClick: (info) => {
          if (!info.object) return;
          const obj = info.object as FleetCircle;
          const list = ctx.toFleetMmsiList(obj.vesselMmsis);
          const sourceEvent = (info as { srcEvent?: { shiftKey?: boolean; ctrlKey?: boolean; metaKey?: boolean } | null }).srcEvent;
          if (sourceEvent && ctx.hasAuxiliarySelectModifier(sourceEvent)) {
            for (const mmsi of list) ctx.onToggleHighlightMmsi?.(mmsi);
            return;
          }
          const first = list[0];
          if (first != null) ctx.onDeckSelectOrHighlight({ mmsi: first });
        },
      }),
    );
    layers.push(
      new ScatterplotLayer<FleetCircle>({
        id: 'fleet-circles-fill',
        data: ctx.fleetCircles,
        pickable: false,
        billboard: false,
        parameters: overlayParams,
        filled: true,
        stroked: false,
        radiusUnits: 'meters',
        getRadius: (d) => d.radiusNm * 1852,
        getFillColor: () => FLEET_RANGE_FILL_DECK,
        getPosition: (d) => d.center,
      }),
    );
  }

  /* ─ ships ─ */
  if (ctx.showShips) {
    const shipOnHover = (info: PickingInfo) => {
      if (!info.object) { clearDeckHover(); return; }
      ctx.touchDeckHoverState(true);
      const obj = info.object as AisTarget;
      ctx.setDeckHoverMmsi([obj.mmsi]);
      ctx.clearDeckHoverPairs();
      ctx.clearMapFleetHoverState();
    };
    const shipOnClick = (info: PickingInfo) => {
      if (!info.object) { ctx.onSelectMmsi(null); return; }
      ctx.onDeckSelectOrHighlight(
        {
          mmsi: (info.object as AisTarget).mmsi,
          srcEvent: (info as { srcEvent?: { shiftKey?: boolean; ctrlKey?: boolean; metaKey?: boolean } | null }).srcEvent,
        },
        true,
      );
    };

    if (shipOtherData.length > 0) {
      layers.push(
        new IconLayer<AisTarget>({
          id: 'ships-other',
          data: shipOtherData,
          pickable: true,
          billboard: false,
          parameters: overlayParams,
          iconAtlas: getCachedShipIcon(),
          iconMapping: SHIP_ICON_MAPPING,
          getIcon: () => 'ship',
          getPosition: (d) => [d.lon, d.lat] as [number, number],
          getAngle: (d) => -getDisplayHeading({ cog: d.cog, heading: d.heading }),
          sizeUnits: 'pixels',
          getSize: () => FLAT_SHIP_ICON_SIZE,
          getColor: (d) => getShipColor(d, null, null, EMPTY_MMSI_SET),
          onHover: shipOnHover,
          onClick: shipOnClick,
          alphaCutoff: 0.05,
        }),
      );
    }

    if (shipOverlayOtherData.length > 0) {
      layers.push(
        new IconLayer<AisTarget>({
          id: 'ships-overlay-other',
          data: shipOverlayOtherData,
          pickable: false,
          billboard: false,
          parameters: overlayParams,
          iconAtlas: getCachedShipIcon(),
          iconMapping: SHIP_ICON_MAPPING,
          getIcon: () => 'ship',
          getPosition: (d) => [d.lon, d.lat] as [number, number],
          getAngle: (d) => -getDisplayHeading({ cog: d.cog, heading: d.heading }),
          sizeUnits: 'pixels',
          getSize: (d) => {
            if (ctx.selectedMmsi != null && d.mmsi === ctx.selectedMmsi) return FLAT_SHIP_ICON_SIZE_SELECTED;
            if (ctx.shipHighlightSet.has(d.mmsi)) return FLAT_SHIP_ICON_SIZE_HIGHLIGHTED;
            return 0;
          },
          getColor: (d) => getShipColor(d, ctx.selectedMmsi, null, ctx.shipHighlightSet),
          alphaCutoff: 0.05,
        }),
      );
    }

    if (ctx.legacyTargetsOrdered.length > 0) {
      layers.push(
        new ScatterplotLayer<AisTarget>({
          id: 'legacy-halo',
          data: ctx.legacyTargetsOrdered,
          pickable: false,
          billboard: false,
          parameters: overlayParams,
          filled: false,
          stroked: true,
          radiusUnits: 'pixels',
          getRadius: () => FLAT_LEGACY_HALO_RADIUS,
          lineWidthUnits: 'pixels',
          getLineWidth: () => 2,
          getLineColor: () => HALO_OUTLINE_COLOR,
          getPosition: (d) => [d.lon, d.lat] as [number, number],
        }),
      );
    }

    if (shipTargetData.length > 0) {
      layers.push(
        new IconLayer<AisTarget>({
          id: 'ships-target',
          data: shipTargetData,
          pickable: true,
          billboard: false,
          parameters: overlayParams,
          iconAtlas: getCachedShipIcon(),
          iconMapping: SHIP_ICON_MAPPING,
          getIcon: () => 'ship',
          getPosition: (d) => [d.lon, d.lat] as [number, number],
          getAngle: (d) => -getDisplayHeading({ cog: d.cog, heading: d.heading }),
          sizeUnits: 'pixels',
          getSize: () => FLAT_SHIP_ICON_SIZE,
          getColor: (d) => getShipColor(d, null, ctx.legacyHits?.get(d.mmsi)?.shipCode ?? null, EMPTY_MMSI_SET),
          onHover: shipOnHover,
          onClick: shipOnClick,
          alphaCutoff: 0.05,
        }),
      );
    }
  }

  /* ─ interactive overlays ─ */
  if (ctx.pairRangesInteractive.length > 0) {
    layers.push(new ScatterplotLayer<PairRangeCircle>({ id: 'pair-range-overlay', data: ctx.pairRangesInteractive, pickable: false, billboard: false, parameters: overlayParams, filled: false, stroked: true, radiusUnits: 'meters', getRadius: (d) => d.radiusNm * 1852, radiusMinPixels: 10, lineWidthUnits: 'pixels', getLineWidth: () => 2.2, getLineColor: (d) => (d.warn ? PAIR_RANGE_WARN_DECK_HL : PAIR_RANGE_NORMAL_DECK_HL), getPosition: (d) => d.center }));
  }
  if (ctx.pairLinksInteractive.length > 0) {
    layers.push(new LineLayer<PairLink>({ id: 'pair-lines-overlay', data: ctx.pairLinksInteractive, pickable: false, parameters: overlayParams, getSourcePosition: (d) => d.from, getTargetPosition: (d) => d.to, getColor: (d) => (d.warn ? PAIR_LINE_WARN_DECK_HL : PAIR_LINE_NORMAL_DECK_HL), getWidth: () => 2.6, widthUnits: 'pixels' }));
  }
  if (ctx.fcLinesInteractive.length > 0) {
    layers.push(new LineLayer<DashSeg>({ id: 'fc-lines-overlay', data: ctx.fcLinesInteractive, pickable: false, parameters: overlayParams, getSourcePosition: (d) => d.from, getTargetPosition: (d) => d.to, getColor: (d) => (d.suspicious ? FC_LINE_SUSPICIOUS_DECK_HL : FC_LINE_NORMAL_DECK_HL), getWidth: () => 1.9, widthUnits: 'pixels' }));
  }
  if (ctx.fleetCirclesInteractive.length > 0) {
    layers.push(new ScatterplotLayer<FleetCircle>({ id: 'fleet-circles-overlay-fill', data: ctx.fleetCirclesInteractive, pickable: false, billboard: false, parameters: overlayParams, filled: true, stroked: false, radiusUnits: 'meters', getRadius: (d) => d.radiusNm * 1852, getFillColor: () => FLEET_RANGE_FILL_DECK_HL }));
    layers.push(new ScatterplotLayer<FleetCircle>({ id: 'fleet-circles-overlay', data: ctx.fleetCirclesInteractive, pickable: false, billboard: false, parameters: overlayParams, filled: false, stroked: true, radiusUnits: 'meters', getRadius: (d) => d.radiusNm * 1852, lineWidthUnits: 'pixels', getLineWidth: () => 1.8, getLineColor: () => FLEET_RANGE_LINE_DECK_HL, getPosition: (d) => d.center }));
  }

  /* ─ legacy overlay (highlight/selected) ─ */
  if (ctx.showShips && ctx.legacyOverlayTargets.length > 0) {
    layers.push(new ScatterplotLayer<AisTarget>({ id: 'legacy-halo-overlay', data: ctx.legacyOverlayTargets, pickable: false, billboard: false, parameters: overlayParams, filled: false, stroked: true, radiusUnits: 'pixels', getRadius: (d) => { if (ctx.selectedMmsi && d.mmsi === ctx.selectedMmsi) return FLAT_LEGACY_HALO_RADIUS_SELECTED; return FLAT_LEGACY_HALO_RADIUS_HIGHLIGHTED; }, lineWidthUnits: 'pixels', getLineWidth: (d) => (ctx.selectedMmsi && d.mmsi === ctx.selectedMmsi ? 2.5 : 2.2), getLineColor: (d) => { if (ctx.selectedMmsi && d.mmsi === ctx.selectedMmsi) return HALO_OUTLINE_COLOR_SELECTED; if (ctx.shipHighlightSet.has(d.mmsi)) return HALO_OUTLINE_COLOR_HIGHLIGHTED; return HALO_OUTLINE_COLOR; }, getPosition: (d) => [d.lon, d.lat] as [number, number] }));
  }

  if (ctx.showShips && ctx.shipOverlayLayerData.filter((t) => ctx.legacyHits?.has(t.mmsi)).length > 0) {
    const shipOverlayTargetData2 = ctx.shipOverlayLayerData.filter((t) => ctx.legacyHits?.has(t.mmsi));
    layers.push(new IconLayer<AisTarget>({ id: 'ships-overlay-target', data: shipOverlayTargetData2, pickable: false, billboard: false, parameters: overlayParams, iconAtlas: getCachedShipIcon(), iconMapping: SHIP_ICON_MAPPING, getIcon: () => 'ship', getPosition: (d) => [d.lon, d.lat] as [number, number], getAngle: (d) => -getDisplayHeading({ cog: d.cog, heading: d.heading }), sizeUnits: 'pixels', getSize: (d) => { if (ctx.selectedMmsi != null && d.mmsi === ctx.selectedMmsi) return FLAT_SHIP_ICON_SIZE_SELECTED; if (ctx.shipHighlightSet.has(d.mmsi)) return FLAT_SHIP_ICON_SIZE_HIGHLIGHTED; return 0; }, getColor: (d) => { if (!ctx.shipHighlightSet.has(d.mmsi) && !(ctx.selectedMmsi != null && d.mmsi === ctx.selectedMmsi)) return [0, 0, 0, 0]; return getShipColor(d, ctx.selectedMmsi, ctx.legacyHits?.get(d.mmsi)?.shipCode ?? null, ctx.shipHighlightSet); } }));
  }

  return layers;
}

/* ── Globe Deck 오버레이 레이어 ────────────────────────── */

export interface GlobeDeckLayerContext {
  pairRanges: PairRangeCircle[];
  pairLinks: PairLink[] | undefined;
  fcDashed: DashSeg[];
  fleetCircles: FleetCircle[] | undefined;
  legacyTargetsOrdered: AisTarget[];
  legacyHits: Map<number, LegacyVesselInfo> | null | undefined;
  overlays: MapToggleState;
  showShips: boolean;
  selectedMmsi: number | null;
  isHighlightedFleet: (ownerKey: string, vesselMmsis: number[]) => boolean;
  isHighlightedPair: (aMmsi: number, bMmsi: number) => boolean;
  isHighlightedMmsi: (mmsi: number) => boolean;
  touchDeckHoverState: (isHover: boolean) => void;
  setDeckHoverPairs: (next: number[]) => void;
  setDeckHoverMmsi: (next: number[]) => void;
  clearDeckHoverPairs: () => void;
  clearDeckHoverMmsi: () => void;
  clearMapFleetHoverState: () => void;
  setMapFleetHoverState: (ownerKey: string | null, vesselMmsis: number[]) => void;
  toFleetMmsiList: (value: unknown) => number[];
}

export function buildGlobeDeckLayers(ctx: GlobeDeckLayerContext): unknown[] {
  const overlayParams = GLOBE_OVERLAY_PARAMS;
  const globeLayers: unknown[] = [];

  if (ctx.overlays.pairRange && ctx.pairRanges.length > 0) {
    globeLayers.push(new ScatterplotLayer<PairRangeCircle>({ id: 'pair-range-globe', data: ctx.pairRanges, pickable: true, billboard: false, parameters: overlayParams, filled: false, stroked: true, radiusUnits: 'meters', getRadius: (d) => d.radiusNm * 1852, radiusMinPixels: 10, lineWidthUnits: 'pixels', getLineWidth: (d) => (ctx.isHighlightedPair(d.aMmsi, d.bMmsi) ? 2.2 : 1), getLineColor: (d) => { const hl = ctx.isHighlightedPair(d.aMmsi, d.bMmsi); if (hl) return d.warn ? PAIR_RANGE_WARN_DECK_HL : PAIR_RANGE_NORMAL_DECK_HL; return d.warn ? PAIR_RANGE_WARN_DECK : PAIR_RANGE_NORMAL_DECK; }, getPosition: (d) => d.center, onHover: (info) => { if (!info.object) { ctx.clearDeckHoverPairs(); ctx.clearDeckHoverMmsi(); return; } ctx.touchDeckHoverState(true); const p = info.object as PairRangeCircle; ctx.setDeckHoverPairs([p.aMmsi, p.bMmsi]); ctx.setDeckHoverMmsi([p.aMmsi, p.bMmsi]); ctx.clearMapFleetHoverState(); } }));
  }

  if (ctx.overlays.pairLines && (ctx.pairLinks?.length ?? 0) > 0) {
    const links = ctx.pairLinks || [];
    globeLayers.push(new LineLayer<PairLink>({ id: 'pair-lines-globe', data: links, pickable: true, parameters: overlayParams, getSourcePosition: (d) => d.from, getTargetPosition: (d) => d.to, getColor: (d) => { const hl = ctx.isHighlightedPair(d.aMmsi, d.bMmsi); if (hl) return d.warn ? PAIR_LINE_WARN_DECK_HL : PAIR_LINE_NORMAL_DECK_HL; return d.warn ? PAIR_LINE_WARN_DECK : PAIR_LINE_NORMAL_DECK; }, getWidth: (d) => (ctx.isHighlightedPair(d.aMmsi, d.bMmsi) ? 2.6 : d.warn ? 2.2 : 1.4), widthUnits: 'pixels', onHover: (info) => { if (!info.object) { ctx.clearDeckHoverPairs(); ctx.clearDeckHoverMmsi(); return; } ctx.touchDeckHoverState(true); const obj = info.object as PairLink; ctx.setDeckHoverPairs([obj.aMmsi, obj.bMmsi]); ctx.setDeckHoverMmsi([obj.aMmsi, obj.bMmsi]); ctx.clearMapFleetHoverState(); } }));
  }

  if (ctx.overlays.fcLines && ctx.fcDashed.length > 0) {
    globeLayers.push(new LineLayer<DashSeg>({ id: 'fc-lines-globe', data: ctx.fcDashed, pickable: true, parameters: overlayParams, getSourcePosition: (d) => d.from, getTargetPosition: (d) => d.to, getColor: (d) => { const ih = [d.fromMmsi, d.toMmsi].some((v) => ctx.isHighlightedMmsi(v ?? -1)); if (ih) return d.suspicious ? FC_LINE_SUSPICIOUS_DECK_HL : FC_LINE_NORMAL_DECK_HL; return d.suspicious ? FC_LINE_SUSPICIOUS_DECK : FC_LINE_NORMAL_DECK; }, getWidth: (d) => { const ih = [d.fromMmsi, d.toMmsi].some((v) => ctx.isHighlightedMmsi(v ?? -1)); return ih ? 1.9 : 1.3; }, widthUnits: 'pixels', onHover: (info) => { if (!info.object) { ctx.clearDeckHoverPairs(); ctx.clearDeckHoverMmsi(); return; } ctx.touchDeckHoverState(true); const obj = info.object as DashSeg; if (obj.fromMmsi == null || obj.toMmsi == null) { ctx.clearDeckHoverPairs(); ctx.clearDeckHoverMmsi(); return; } ctx.setDeckHoverPairs([obj.fromMmsi, obj.toMmsi]); ctx.setDeckHoverMmsi([obj.fromMmsi, obj.toMmsi]); ctx.clearMapFleetHoverState(); } }));
  }

  if (ctx.overlays.fleetCircles && (ctx.fleetCircles?.length ?? 0) > 0) {
    const circles = ctx.fleetCircles || [];
    globeLayers.push(new ScatterplotLayer<FleetCircle>({ id: 'fleet-circles-globe', data: circles, pickable: true, billboard: false, parameters: overlayParams, filled: false, stroked: true, radiusUnits: 'meters', getRadius: (d) => d.radiusNm * 1852, lineWidthUnits: 'pixels', getLineWidth: (d) => (ctx.isHighlightedFleet(d.ownerKey, d.vesselMmsis) ? 1.8 : 1.1), getLineColor: (d) => (ctx.isHighlightedFleet(d.ownerKey, d.vesselMmsis) ? FLEET_RANGE_LINE_DECK_HL : FLEET_RANGE_LINE_DECK), getPosition: (d) => d.center, onHover: (info) => { if (!info.object) { ctx.clearDeckHoverPairs(); ctx.clearDeckHoverMmsi(); ctx.clearMapFleetHoverState(); return; } ctx.touchDeckHoverState(true); const obj = info.object as FleetCircle; const list = ctx.toFleetMmsiList(obj.vesselMmsis); ctx.setMapFleetHoverState(obj.ownerKey || null, list); ctx.setDeckHoverMmsi(list); ctx.clearDeckHoverPairs(); } }));
    globeLayers.push(new ScatterplotLayer<FleetCircle>({ id: 'fleet-circles-fill-globe', data: circles, pickable: false, billboard: false, parameters: overlayParams, filled: true, stroked: false, radiusUnits: 'meters', getRadius: (d) => d.radiusNm * 1852, getFillColor: (d) => (ctx.isHighlightedFleet(d.ownerKey, d.vesselMmsis) ? FLEET_RANGE_FILL_DECK_HL : FLEET_RANGE_FILL_DECK), getPosition: (d) => d.center }));
  }

  if (ctx.showShips && ctx.legacyTargetsOrdered.length > 0) {
    globeLayers.push(new ScatterplotLayer<AisTarget>({ id: 'legacy-halo-globe', data: ctx.legacyTargetsOrdered, pickable: false, billboard: false, parameters: overlayParams, filled: false, stroked: true, radiusUnits: 'pixels', getRadius: (d) => { if (ctx.selectedMmsi && d.mmsi === ctx.selectedMmsi) return FLAT_LEGACY_HALO_RADIUS_SELECTED; return FLAT_LEGACY_HALO_RADIUS; }, lineWidthUnits: 'pixels', getLineWidth: (d) => (ctx.selectedMmsi && d.mmsi === ctx.selectedMmsi ? 2.5 : 2), getLineColor: (d) => { if (ctx.selectedMmsi && d.mmsi === ctx.selectedMmsi) return HALO_OUTLINE_COLOR_SELECTED; return HALO_OUTLINE_COLOR; }, getPosition: (d) => [d.lon, d.lat] as [number, number] }));
  }

  return globeLayers;
}