// phase-lock-ring.ts
// Models a conceptual "Phase Lock Ring" for quantum phase synchronization.

import { Prime, Phase } from "../types";

/**
 * Models a conceptual "Phase Lock Ring" (PLR) as described in the Prime Resonance Theory.
 * This class represents a set of prime-indexed phase oscillators that attempt to
 * synchronize their phases based on internal dynamics or external influences.
 *
 * This is a highly simplified model. A true PLR would involve complex
 * coupled oscillator dynamics.
 */
export class PhaseLockRing {
  private phases: Array<Phase>;
  private primes: Array<Prime>;
  private lockType: string;

  constructor(primes: Array<Prime>, lockType: string = "golden") {
    this.primes = primes;
    this.phases = new Array<Phase>(primes.length);
    this.lockType = lockType;

    // Initialize phases based on lockType (simplified)
    for (let i = 0; i < primes.length; i++) {
      if (this.lockType === "golden") {
        this.phases[i] = (i * Math.PI * 2) / primes.length; // Distribute phases
      } else {
        this.phases[i] = 0.0; // Default to zero phase
      }
    }
  }

  /**
   * Get the phase of a specific prime in the ring.
   * @param prime The prime number whose phase is requested.
   * @returns The phase of the prime, or 0.0 if not found.
   */
  getPhase(prime: Prime): Phase {
    const index = this.primes.indexOf(prime);
    if (index !== -1) {
      return this.phases[index];
    }
    return 0.0;
  }

  /**
   * Attempt to advance the phases of the ring.
   * In a more complex model, this would involve coupling equations.
   * @param deltaTime The time step for phase evolution.
   */
  evolve(deltaTime: f64): void {
    for (let i = 0; i < this.phases.length; i++) {
        // Simple linear advance; replace with actual PLL dynamics
        this.phases[i] += 0.01 * deltaTime; 
        if (this.phases[i] > Math.PI * 2) {
            this.phases[i] -= Math.PI * 2;
        }
    }
  }

  /**
   * Checks if this PhaseLockRing is "resonant" with another.
   * This is a conceptual check, perhaps based on phase alignment or frequency matching.
   * @param other The other PhaseLockRing to compare against.
   * @returns True if resonant, false otherwise.
   */
  isResonantWith(other: PhaseLockRing): boolean {
    if (this.primes.length !== other.primes.length) return false;

    let totalPhaseDiff = 0.0;
    for (let i = 0; i < this.primes.length; i++) {
      const p = this.primes[i];
      const thisPhase = this.getPhase(p);
      const otherPhase = other.getPhase(p); // Assumes 'other' has the same primes

      totalPhaseDiff += Math.abs(thisPhase - otherPhase);
    }
    // Simple resonance condition: average phase difference below a threshold
    return (totalPhaseDiff / this.primes.length) < 0.1; // Arbitrary threshold
  }
}