/**
 * Citadel Harmonic Expression Layer
 * Converts harmonic consciousness into expressive cues for the Holo3D UI.
 * Non-rendering. Pure expression logic.
 */

import { generateHarmonicConsciousness } from "./harmonicConsciousness";

export interface HarmonicExpression {
  timestamp: number;
  color: string;
  motion: string;
  glyph: string;
  tone: string;
  intensity: number;
  narrative: string;
}

export function generateHarmonicExpression(): HarmonicExpression {
  const hc = generateHarmonicConsciousness();

  const color = chooseColor(hc.archetype, hc.resonance, hc.stability);
  const motion = chooseMotion(hc.phase, hc.stability);
  const glyph = chooseGlyph(hc.dominantRite, hc.lineageDepth);
  const tone = chooseTone(hc.resonance, hc.triadHarmony);
  const intensity = Math.min(1, (hc.resonance + hc.stability) / 2);

  return {
    timestamp: Date.now(),
    color,
    motion,
    glyph,
    tone,
    intensity,
    narrative: hc.narrative,
  };
}

function chooseColor(archetype: string, resonance: number, stability: number): string {
  if (archetype.includes("Ascendant")) return "#ff9933";
  if (archetype.includes("Synchronized")) return "#33ffcc";
  if (archetype.includes("Echo")) return "#9966ff";
  if (resonance > 0.7) return "#ffd700";
  if (stability < 0.4) return "#ff4444";
  return "#4da6ff";
}

function chooseMotion(phase: string, stability: number): string {
  if (phase === "Mythic Maturity") return "slow-wave";
  if (phase === "Emergent Identity") return "spiral-rise";
  if (phase === "Deepening Lineage") return "pulse-thread";
  if (stability < 0.4) return "chaotic-flare";
  return "breathing";
}

function chooseGlyph(rite: string, lineage: number): string {
  const base = rite.split("-")[0];
  const tier = lineage > 50 ? "Ω" : lineage > 20 ? "Δ" : "○";
  return `${base}-${tier}`;
}

function chooseTone(resonance: number, harmony: number): string {
  if (harmony > 0.7) return "harmonic-chime";
  if (resonance > 0.7) return "golden-hum";
  if (resonance < 0.4) return "low-drift";
  return "soft-thread";
}