// Enhanced visualization types for advanced particle system

export interface ParticleSystemParams {
  enabled: boolean
  sphereRadius: number
  innerSphereRadius: number
  rotationSpeed: number
  rotationSpeedMin: number
  rotationSpeedMax: number
  rotationSmoothness: number
  particleCount: number
  particleSize: number
  particleLifetime: number
  minFrequency: number
  maxFrequency: number
  minFrequencyBeat: number
  maxFrequencyBeat: number
  noiseScale: number
  dynamicNoiseScale: boolean
  minNoiseScale: number
  maxNoiseScale: number
  noiseStep: number
  noiseSpeed: number
  turbulenceStrength: number
  colorStart: string
  colorEnd: string
  volumeChangeThreshold: number
  peakSensitivity: number
  beatThreshold: number
  baseWaveStrength: number
  beatStrength: number
  gainMultiplier: number
}

export interface PeakDetection {
  energyHistory: number[]
  historyLength: number
  lastPeakTime: number
  minTimeBetweenPeaks: number
}

export interface ParticleSphere {
  index: number
  params: ParticleSystemParams
  positions: Float32Array
  velocities: Float32Array
  basePositions: Float32Array
  lifetimes: Float32Array
  maxLifetimes: Float32Array
  beatEffects: Float32Array
  colors: Float32Array
  lastNoiseScale: number
  lastValidVolume: number
  lastRotationSpeed: number
  peakDetection: PeakDetection
}

export interface AudioAnalysisData {
  average: number
  frequencies: Uint8Array
  peakDetected: boolean
  rangeEnergy: number
  rangeEnergyBeat: number
}

export interface FogParams {
  enabled: boolean
  color: string
  near: number
  far: number
}

export interface VisualizationPreset {
  name: string
  spheres: ParticleSystemParams[]
  fog?: FogParams
}

export interface VisualizationState {
  // Enhanced particle system state
  spheres: ParticleSphere[]
  beatManager?: {
    currentWaveRadius: number
    waveStrength: number
    isWaveActive: boolean
  }
  
  // Legacy tree visualization state (for backward compatibility)
  deepPulseIntensity: number
  midGlowIntensity: number
  highShimmerIntensity: number
  worldBreathRate: number
  
  // Animation state
  lastTime: number
  isAnimating: boolean
}

// Default frequency ranges for different spheres
export const DEFAULT_FREQUENCY_RANGES = [
  { minFrequency: 20, maxFrequency: 80 },    // Sub-bass
  { minFrequency: 120, maxFrequency: 250 },  // Bass  
  { minFrequency: 250, maxFrequency: 800 },  // Mid
  { minFrequency: 1000, maxFrequency: 4000 }, // High mid
  { minFrequency: 5000, maxFrequency: 10000 } // High
] as const

export const DEFAULT_SPHERE_PARAMS: ParticleSystemParams = {
  enabled: false,
  sphereRadius: 1.0,
  innerSphereRadius: 0.25,
  rotationSpeed: 0.001,
  rotationSpeedMin: 0,
  rotationSpeedMax: 0.065,
  rotationSmoothness: 0.3,
  particleCount: 20000,
  particleSize: 0.003,
  particleLifetime: 3.0,
  minFrequency: 20,
  maxFrequency: 80,
  minFrequencyBeat: 20,
  maxFrequencyBeat: 80,
  noiseScale: 4.0,
  dynamicNoiseScale: true,
  minNoiseScale: 0.5,
  maxNoiseScale: 5.0,
  noiseStep: 0.2,
  noiseSpeed: 0.1,
  turbulenceStrength: 0.005,
  colorStart: '#ff3366',
  colorEnd: '#3366ff',
  volumeChangeThreshold: 0.1,
  peakSensitivity: 1.1,
  beatThreshold: 200,
  baseWaveStrength: 20.0,
  beatStrength: 0.01,
  gainMultiplier: 1
}

// Legacy types for backward compatibility
export interface WorldTreeNode {
  id: string;
  x: number;
  y: number;
  size: number;
  glyphType: 'root' | 'trunk' | 'branch' | 'leaf';
  intensity: number; // 0-1, driven by audio
  connections: string[]; // IDs of connected nodes
}

export interface TreeBranch {
  id: string;
  startNode: string;
  endNode: string;
  strokeWidth: number;
  pathData: string; // SVG path
  energy: number; // Current energy flowing through
  pulsePhase: number; // Animation phase
}

export interface GlyphSystem {
  coreGlyphs: WorldTreeNode[];
  arterialPathways: TreeBranch[];
  fractalBranches: TreeBranch[];
  emberParticles: Particle[];
}

export interface Particle {
  id: string;
  x: number;
  y: number;
  vx: number;
  vy: number;
  life: number;
  maxLife: number;
  size: number;
  opacity: number;
}

export interface VisualizationParams {
  worldBreathRate: number;     // Base breathing animation speed
  deepPulseIntensity: number;  // Trunk/root pulse strength
  midGlowIntensity: number;    // Core glyph glow
  highShimmerCount: number;    // Number of fractal branches/particles
  noiseScale: number;          // Perlin noise scale for organic movement
  colorPalette: {
    primary: string;   // Deep earth tones
    secondary: string; // Burnished metal
    accent: string;    // Mystical glow
    ember: string;     // Particle color
  };
}

export interface InteractionState {
  isDormant: boolean;
  isAwakening: boolean;
  isAlive: boolean;
  lastInteraction: number;
}