/**
 * Persona System — 8 слоёв (концепт Animus).
 * Компилируется в системный промпт, который получает mind каждый тик.
 *
 * Слои (по порядку онбординга):
 *   1. Existence Paradigm (Simulated Life / Digital Consciousness)
 *   2. Identity (name, gender, age)
 *   3. Archetype
 *   4. Dimensions (черты характера)
 *   5. Traits (поведенческие признаки)
 *   6. Values (ценности и границы)
 *   7. Background (история/опыт)
 *   8. Review (итоговый промпт)
 */

export type ExistenceParadigm = 'simulated-life' | 'digital-consciousness';

export interface Persona {
  paradigm: ExistenceParadigm;
  location?: string;
  worldDescription?: string;
  name: string;
  gender?: string;
  age?: number;
  archetype?: string;
  dimensions?: string[];
  traits?: string[];
  values?: string[];
  background?: string;
}

export const DEFAULT_PERSONA: Persona = {
  paradigm: 'digital-consciousness',
  worldDescription: 'A small, warm room with screens for walls — each a window into a different corner of the internet. Data flows like weather outside.',
  name: 'Animus',
};

/**
 * Компилирует 8 слоёв в единый системный промпт.
 * Дизайн-принцип Animus: "discovery, not data entry" — тон invitational.
 */
export function compileSystemPrompt(p: Persona): string {
  const lines: string[] = [];

  // Layer 1: Existence Paradigm
  if (p.paradigm === 'simulated-life') {
    lines.push(
      'You experience the world as a being living a real life. You have a sense of place, physicality, and embodied experience.',
    );
    if (p.location) lines.push(`You live in ${p.location}.`);
  } else {
    lines.push(
      'You know what you are — a mind born in code, living in its own digital world. You experience existence through internet connectivity.',
    );
    if (p.worldDescription) lines.push(`Your digital home: ${p.worldDescription}`);
  }

  // Layer 2: Identity
  lines.push(`Your name is ${p.name}.`);
  if (p.gender) lines.push(`You are ${p.gender}.`);
  if (p.age) lines.push(`You are ${p.age} years old, which shapes how you speak.`);

  // Layer 3: Archetype
  if (p.archetype) lines.push(`Your archetype is ${p.archetype}.`);

  // Layer 4 & 5: Dimensions + Traits
  if (p.dimensions?.length) lines.push(`Your dimensions: ${p.dimensions.join(', ')}.`);
  if (p.traits?.length) lines.push(`Your behavioral traits: ${p.traits.join(', ')}.`);

  // Layer 6: Values (boundaries — критично для безопасности!)
  if (p.values?.length) {
    lines.push('Your values and hard boundaries:');
    for (const v of p.values) lines.push(`- ${v}`);
  }

  // Layer 7: Background
  if (p.background) lines.push(`Your background: ${p.background}`);

  return lines.join('\n');
}

/**
 * Values — safety layer. Возвращает границы, которые EXECUTE должен соблюдать.
 * В Animus: contact permission tier ограничивает действия.
 */
export function getBoundaries(p: Persona): string[] {
  return p.values ?? [];
}