// constants.js - Global constants and configuration

// Scene configuration
export const CONFIG = {
  defaultCameraZ: 300,
  defaultViewZoom: 1.0,
  minZoom: 0.5,
  maxZoom: 5.0,
  earthRadius: 100,
  rotationSpeed: 0.0005,
  dragRotationFactorBase: 0.005,
  dragRotationZoomExponent: 1.8,
  dragRotationScaleMin: 0.12,
  dragRotationScaleMax: 1.65,
};

export const ROTATION_MODE = {
  ROTATE: "rotate",
  CRUISE: "cruise",
};

export const CRUISE_MODULES = {
  BGP: "bgp",
  NEWS: "news",
};

export const DEFAULT_CRUISE_MODULES = [CRUISE_MODULES.BGP];

export const SATELLITE_DISPLAY_STYLES = {
  SELF_GLOW: "self_glow",
  GROUND_FOOTPRINT: "ground_footprint",
};

export const DEFAULT_SATELLITE_DISPLAY_STYLE =
  SATELLITE_DISPLAY_STYLES.GROUND_FOOTPRINT;

export const CRUISE_CONFIG = {
  dwellMs: 7_000,
  focusDurationMs: 1_400,
  pollIntervalMs: 15_000,
  maxPolledEvents: 200,
  cardAnchorXRatio: 0.68,
  cardAnchorYRatio: 0.24,
};

export const CONNECTOR_CONFIG = {
  markerGapPx: 18,
  panelGapPx: 12,
  obstacleClearancePx: 8,
};

export const HUD_CONFIG = {
  scaleReferenceWidth: 1920,
  scaleReferenceHeight: 1080,
  minScale: 0.7,
  maxScale: 1,
  brandLanguage: "zh",
};

// Earth coordinate constants
export const EARTH_CONFIG = {
  tilt: 23.5,  // earth tilt angle (degrees)
  tiltRad: 23.5 * Math.PI / 180,  // earth tilt angle (radians)
  
  // hangzhou coordinates
  chinaLat: 30.2741,
  chinaLon: 120.1552,
  chinaRotLon: 120.1552 - 270,  // for rotation calculation (chinaLon - 270)
  
  // view reset coefficient
  latCoefficient: 0.5
};

export const CELESTIAL_CONFIG = {
  enabled: true,
  updateIntervalMs: 10_000,
  skyRadius: 2600,
  skyOpacity: 1,
  starMapUrl: "./assets/celestial/starmap_equatorial_4k.jpg",
  brightStarsUrl: "./assets/celestial/bright-stars.json",
  orientationEulerRad: {
    x: 0.46,
    y: 1.18,
    z: -0.08,
  },
  followEarthRotation: {
    enabled: true,
    x: true,
    y: true,
    z: false,
    invertX: true,
    invertY: false,
    invertZ: false,
  },
  sunDistance: 2150,
  moonDistance: 2050,
  sunScale: 78,
  moonScale: 38,
  sunHaloScale: 136,
  moonHaloScale: 62,
  brightStarDistance: 2350,
  brightStarMinMag: 2.1,
  brightStarMaxCount: 36,
  brightStarMinScale: 2.4,
  brightStarMaxScale: 6.8,
  brightStarOpacity: 0.88,
  sunLightDistance: 460,
  sunLightIntensity: 1.02,
  sunLightColor: 0xfff4df,
  backLightIntensity: 0.3,
  backLightColor: 0x2b4c78,
  inspectionLighting: {
    enabled: true,
    ambientIntensity: 0.64,
    ambientColor: 0x707070,
    keyLightIntensity: 0.92,
    keyLightColor: 0xfcfcfb,
    keyLightDistance: 380,
    keyLightOffset: { x: 0.42, y: 0.34, z: 0.84 },
    backLightIntensity: 0.26,
    backLightColor: 0x8f96a0,
    backLightDistance: 260,
    backLightOffset: { x: -0.52, y: -0.1, z: -0.62 },
    pointLightIntensity: 0.36,
    pointLightColor: 0xfafcff,
    pointLightDistance: 320,
    pointLightOffset: { x: 0.18, y: 0.52, z: 0.62 },
  },
};

export const SCENE_LIGHT_CONFIG = {
  ambient: {
    color: 0x404060,
    intensity: 1,
  },
  sun: {
    color: 0xffffff,
    intensity: 1.2,
    position: { x: 5, y: 3, z: 5 },
  },
  back: {
    color: 0x446688,
    intensity: 0.3,
    position: { x: -5, y: 0, z: -5 },
  },
  point: {
    color: 0xffffff,
    intensity: 0.4,
    position: { x: 10, y: 10, z: 10 },
  },
};

export const TERRAIN_CONFIG = {
  enabled: true,
  tileSize: 256,
  baseZoom: 4,
  geometryWidthSegments: 320,
  geometryHeightSegments: 320,
  baseRadiusOffset: 0.16,
  exaggeration: 34,
  landRevealFadeMeters: 220,
  maxConcurrentRequests: 10,
  opacity: 0.68,
  color: 0x8aa884,
  emissive: 0x030704,
  specular: 0x344438,
  shininess: 16,
  urlTemplate:
    "/api/v1/visualization/terrain/terrarium/{z}/{x}/{y}.png",
};

export const COUNTRY_BOUNDARY_CONFIG = {
  dataPath: "/earth/data/countries-admin0.min.geojson",
  lineAltitudeOffset: 0.115,
  hoverAltitudeOffset: 0.14,
  lineColor: 0x7fc7ff,
  lineOpacity: 0.58,
  lineRenderOrder: 2.2,
  dimmedLineOpacity: 0.18,
  hoverLineColor: 0xff3b1f,
  hoverLineOpacity: 1.0,
  hoverLineRenderOrder: 2.3,
  hoverGlowOpacity: 0.38,
  hoverGlowLineWidth: 3,
  hoverGlowRenderOrderOffset: 0.01,
  hoverGlowRadiusOffset: 0.04,
  tintAltitudeOffset: 0.04,
  tintColor: 0x0b1830,
  tintRenderOrder: 0.2,
  landColor: 0x080f1b,
  landOpacity: 1.0,
  landAltitudeOffset: 0.08,
  landRenderOrder: 0.86,
  landMaskWidth: 2048,
  landMaskHeight: 1024,
};

export const PATHS = {
  cablesApi: '/api/v1/visualization/geo/cables',
  landingPointsApi: '/api/v1/visualization/geo/landing-points',
  computeCentersApi: '/api/v1/visualization/geo/compute-centers',
  vesselsApi: '/api/v1/visualization/geo/vessels',
  vesselTrackApi: (mmsi) => `/api/v1/visualization/vessels/${encodeURIComponent(mmsi)}/track`,
  bgpApi: '/api/v1/visualization/geo/bgp-anomalies',
  bgpIncidentsApi: '/api/v1/visualization/geo/bgp-incidents',
  bgpCollectorsApi: '/api/v1/visualization/geo/bgp-collectors',
  earthSummaryApi: '/api/v1/visualization/geo/summary',
  earthClientLogsApi: '/api/v1/system/logs/earth-client',
};

export const VESSEL_CONFIG = {
  altitudeOffset: 0.2,
  maxRenderedMarkers: 5000,
  marker: {
    baseScale: 7.5,
    baseOpacity: 0.88,
    hoverScale: 1.28,
    lockedScale: 1.48,
    dimmedScale: 0.78,
    dimmedOpacity: 0.26,
  },
  colors: {
    cargo: "#4A90D9",
    tanker: "#E85D04",
    passenger: "#06D6A0",
    fishing: "#FFD166",
    military: "#73797E",
    other: "#9B9B9B",
  },
  sizeStabilization: {
    min: 0.1,
    max: 2.4,
  },
  track: {
    altitudeOffset: 0.2,
    color: 0x7dd3fc,
    opacity: 0.82,
  },
};

export const COMPUTE_CENTER_CONFIG = {
  altitudeOffset: 0.48,
  maxRenderedMarkers: 300,
  overlapSpread: {
    groupPrecision: 4,
    radius: 1.4,
    offsetStep: 0.28,
  },
  marker: {
    baseOpacity: 0.88,
    supercomputerScale: 12,
    gpuClusterScale: 12,
    hoverScale: 1.16,
    lockedScale: 1.22,
    dimmedScale: 0.82,
    dimmedOpacity: 0.34,
    pulseSpeed: 0.0038,
    pulseAmplitude: 0.03,
  },
  colors: {
    supercomputer: "#38bdf8",
    gpu_cluster: "#2dd4bf",
    linked: "#f8fafc",
  },
  sizeStabilization: {
    enabled: true,
    min: 0.12,
    max: 3.0,
  },
};

// Cable colors mapping
export const CABLE_COLORS = {
  'Americas II': 0xff4444,
  'AU Aleutian A': 0x44ff44,
  'AU Aleutian B': 0x4444ff,
  'default': 0xffff44
};

export const CABLE_CONFIG = {
  lockedOpacityMin: 0.2,
  lockedOpacityMax: 1.0,
  otherOpacity: 0.5,
  otherBrightness: 0.6,
  pulseSpeed: 0.008,
  pulseCoefficient: 0.4,
  line: {
    altitudeOffset: 0.2,
    greatCircleSegments: 50,
    nearPointThreshold: 0.01,
    lineWidth: 1,
    opacity: 1.0,
    renderOrder: 1,
  },
  landingPoint: {
    altitudeOffset: 0.2,
    color: 0xffaa00,
    opacity: 1.0,
    renderOrder: 1,
  },
  landingPointVisual: {
    pulseSpeed: 0.003,
    dimBrightness: 0.62,
    related: {
      opacityBase: 0.8,
      opacityPulse: 0.2,
    },
    dimmed: {
      colorRGB: { r: 180, g: 116, b: 28 },
      opacity: 0.78,
    },
  },
};

export const CABLE_STATE = {
  NORMAL: 'normal',
  HOVERED: 'hovered',
  LOCKED: 'locked'
};

export const SATELLITE_CONFIG = {
  maxCount: -1,
  initialLoadCount: null,
  hydrateFullAfterInitialLoad: false,
  trailLength: 10,
  trailLineWidth: 3,
  displayAltitudeOffset: 8,
  frontFacingDotThreshold: 0.015,
  overlayRenderOrder: 12,
  dotBaseSize: 2.8,
  dotBackdropScale: 1.28,
  dotZoomScalePower: 1,
  ringSize: 0.07,
  apiPath: '/api/v1/visualization/geo/satellites',
  breathingSpeed: 0.08,
  breathingScaleAmplitude: 0.15,
  breathingOpacityMin: 0.5,
  breathingOpacityMax: 0.8,
  dotBreathingSpeed: 0.12,
  dotBreathingScaleAmplitude: 0.2,
  dotOpacityMin: 0.7,
  dotOpacityMax: 1.0
};

export const BGP_CONFIG = {
  defaultFetchLimit: 200,
  maxRenderedMarkers: 200,
  altitudeOffset: 0.48,
  collectorAltitudeOffset: 0.2,
  marker: {
    eventBaseScale: 6.2,
    collectorBaseScale: 7.4,
    hoverScale: 1.16,
    dimmedScale: 0.92,
    collectorStatusCoreBaseScale: 0.12,
    collectorStatusCoreMinScale: 1.2,
  },
  pulse: {
    eventSpeed: 0.0045,
    collectorSpeed: 0.0024,
    normalAmplitude: 0.03,
    lockedAmplitude: 0.16,
  },
  regionScale: 11.5,
  opacity: {
    normal: 0.78,
    hover: 1.0,
    dimmed: 0.24,
    collector: 0.62,
    collectorHover: 0.9,
    lockedMin: 0.65,
    lockedMax: 1.0
  },
  severityColors: {
    critical: 0xff4d4f,
    high: 0xff9f43,
    medium: 0xffd166,
    low: 0x4dabf7
  },
  severityScales: {
    critical: 1.18,
    high: 1.08,
    medium: 1.0,
    low: 0.94
  },
  collectorColor: 0x6db7ff,
  collectorHeatColors: {
    idle: 0x6db7ff,
    low: 0x60a5fa,
    medium: 0xfbbf24,
    high: 0xfb923c,
    hot: 0xff5f57
  },
  collectorIcon: {
    ringStroke: "rgba(111, 160, 197, 0.34)",
    ringLineWidth: 1.2,
    ringRadius: 22,
    pathStroke: "rgba(64, 106, 136, 0.74)",
    pathLineWidth: 0.9,
    pathFill: "rgba(214,224,233,0.88)",
    centerFill: "rgba(222,231,239,0.72)",
    centerRadius: 0.85,
    idleBaseColor: 0xb7c4cf,
    idleBlend: 0.56,
    idleOpacity: 0.74,
    hoverBlend: 0.42,
    hoverNeutralColor: 0xc8d5e0,
    lockedBlend: 0.48,
    lockedNeutralColor: 0xd8e4ed,
    dimmedColor: 0x7d8ca3,
  },
  regionColor: 0x2dd4bf,
  ring: {
    scaleA: 2.5,
    scaleB: 3.4,
    opacity: 0.5,
    speed: 0.001,
  },
  halo: {
    collectorScale: 11.5,
    collectorPulseScale: 16.5,
    collectorCoverageScale: 22.5,
  },
  sizeStabilization: {
    enabled: true,
    collectorMin: 0.12,
    collectorMax: 3.0,
    eventMin: 0.12,
    eventMax: 3.0,
  },
};

export const PREDICTED_ORBIT_CONFIG = {
  sampleInterval: 10,
  opacity: 0.8
};

export const GRID_CONFIG = {
  radiusOffset: 0.14,
  color: 0xc0e0ff,
  opacity: 0.08,
  lineWidth: 1,
  renderOrder: 2.05,
  latitudeStep: 15,
  longitudeStep: 30,
  segmentStep: 5,
};

export const CLOUD_LAYER_CONFIG = {
  radiusOffset: 3,
  widthSegments: 64,
  heightSegments: 64,
  opacity: 0.15,
  textureUrl: "./assets/earth_clouds_1024.png",
};

export const STARFIELD_CONFIG = {
  count: 8000,
  minRadius: 800,
  radiusJitter: 200,
  color: 0xffffff,
  size: 0.5,
};

export const EARTH_MATERIAL_CONFIG = {
  // Base sphere sits below the country fill and high-res texture overlays.
  // Keep it dark so a delayed overlay never flashes or reads as a white layer.
  color: 0x010609,
  specular: 0x1a2d45,
  shininess: 12,
  emissive: 0x010609,
  opacity: 1,
  textureOverlayAltitudeOffset: 0.1,
  textureOverlayOpacity: 0.88,
  textureOverlayRenderOrder: 0.96,
  textureOverlaySpecular: 0x05080d,
  textureOverlayShininess: 4,

  // Depth-mask occluder keeps far-side objects hidden behind the earth
  occluderRadiusFactor: 0.999,
  occluderSegments: 48,

  // Fresnel atmosphere glow — inner rim
  atmosInnerRadiusFactor: 1.01,
  atmosInnerSegments: 64,
  atmosInnerColor: [0.25, 0.62, 1.0],
  atmosInnerRimPower: 3.2,
  atmosInnerIntensity: 0.18,

  // Fresnel atmosphere glow — outer corona
  atmosOuterRadiusFactor: 1.0025,
  atmosOuterSegments: 48,
  atmosOuterColor: [0.18, 0.45, 0.9],
  atmosOuterRimPower: 9.0,
  atmosOuterIntensity: 0.0025,

  // Subtle Fresnel edge cue shown when the high-res texture is hidden or unavailable.
  rimGlowColor: [0.42, 0.72, 1.0],
  rimGlowRadiusFactor: 1.0035,
  rimGlowPower: 3.4,
  rimGlowIntensity: 0.24,
  rimGlowSegments: 96,
  rimGlowRenderOrder: 1.08,

  // Texture candidates — tried in order, first success wins
  textureUrls: [
    './assets/8k_earth_daymap.jpg',
    'https://raw.githubusercontent.com/mrdoob/three.js/dev/examples/textures/planets/earth_atmos_2048.jpg',
    'https://threejs.org/examples/textures/planets/earth_atmos_2048.jpg',
  ],

  dayNight: {
    enabled: true,
    sunDirection: { x: 1, y: 0.2, z: 0.4 },
    nightFloor: 0.24,
    dayBoost: 1.12,
    twilightWidth: 0.2,
    twilightIntensity: 0.14,
    twilightColor: 0x4ea0ff,
    nightTintColor: 0x0b1830,
    nightTintIntensity: 0.08,
  },
};