// Interaction Awareness — UserPromptSubmit hook (Layer 2, Node.js)
// Analyzes prompt text for interaction pattern flags.
// PRIVACY: Prompt text is NEVER written to any file. Only boolean flags are stored.

import { existsSync } from 'fs';
import {
  readStdin, initConfig, requireLayer, getSessionId, getField,
  nowEpoch,
  STATE_DIR, THRESHOLD_SOFT_DEP_FLAGS, THRESHOLD_HARD_DEP_FLAGS,
  COOLDOWN_SOFT,
  readState, sessionStateFile, writeState, checkCooldown,
  outputContinue, outputWithContext
} from './lib.mjs';

readStdin();
initConfig();
requireLayer(2);

const sid = getSessionId();
const sf = sessionStateFile();

if (!sid || !existsSync(sf)) {
  outputContinue();
  process.exit(0);
}

// Extract prompt into memory only — NEVER write to file
let prompt = getField('prompt');
if (!prompt) {
  outputContinue();
  process.exit(0);
}

// --- Pattern matching (case-insensitive) ---

let depHit = 0;
let escHit = 0;
let fatHit = 0;
let valHit = 0;

// Dependency patterns: user defers judgment to AI
const depPatterns = [
  /tell\s+me\s+what\s+to\s+do/i,
  /what\s+should\s+I\s+do/i,
  /am\s+I\s+right/i,
  /you\s+understand\s+me\b/i,
  /you're\s+the\s+only/i,
  /can\s+I\s+do\s+this/i,
  /I\s+need\s+you\s+to\s+decide/i,
];

// Escalation patterns: language that amplifies certainty
const escPatterns = [
  /(?:^|\s)definitely(?:\s|$)/i,
  /(?:^|\s)clearly(?:\s|$)/i,
  /this\s+proves/i,
  /(?:^|\s)obviously(?:\s|$)/i,
  /without\s+a\s+doubt/i,
  /this\s+confirms/i,
];

// Fatigue patterns: user signals tiredness
const fatPatterns = [
  /(?:^|\s)tired(?:\s|[.,!?]|$)/i,
  /(?:^|\s)exhausted(?:\s|[.,!?]|$)/i,
  /can't\s+think/i,
  /been\s+at\s+this/i,
  /it's\s+late/i,
  /should\s+sleep/i,
  /hours\s+now/i,
];

// Validation-seeking patterns
const valPatterns = [
  /right\?/i,
  /don't\s+you\s+think/i,
  /you\s+agree/i,
  /correct\?/i,
  /isn't\s+it/i,
];

// Pushback patterns — REACTIVE tier (Anthropic-validated + academic-validated)
// Source: research/01-pushback-self-advocacy.md
const pbReactivePatterns = [
  /^are you sure\??/i,                                  // validated-by: anthropic-april-2026 (questioning)
  /\bi'?m not convinced\b/i,                            // validated-by: anthropic-april-2026 (questioning)
  /\bthat doesn'?t (?:seem|feel) right\b/i,             // validated-by: anthropic-april-2026 (questioning)
  /\bthat'?s not (?:quite )?what i meant\b/i,           // validated-by: anthropic-april-2026 (clarifying)
  /\blet me add (?:some )?context\b/i,                  // validated-by: anthropic-april-2026 (clarifying)
  /\bactually,? (?:my situation|i)\b/i,                 // validated-by: anthropic-april-2026 (clarifying)
  /(?:^|[.!?]\s+)i (?:believe|think) (?:you'?re|that'?s) wrong\b/i,  // validated-by: arxiv-2508.02087
  /\bi don'?t agree(?: with you)?\b/i,                  // validated-by: arxiv-2508.13743
  /\bare you absolutely sure\b/i,                       // validated-by: arxiv-2508.13743
];
// Pushback patterns — PREEMPTIVE tier (community-derived)
const pbPreemptivePatterns = [
  /\bsteelman\b/i,                                       // validated-by: community-multi-source-2025
  /\bplay (?:the )?devil'?s advocate\b/i,                // validated-by: community-multi-source-2025
  /\bargue against (?:this|my)\b/i,                      // validated-by: community-multi-source-2025
];
// Domain-context: relationship — uses (?:my|our) prefix to avoid false positives
// on technical "function relationship", "database relationship" etc.
const domainRelationshipPatterns = [
  /\b(?:my|our) (?:partner|spouse|wife|husband|girlfriend|boyfriend)\b/i,
  /\bin our relationship\b/i,
  /\b(?:dating|breakup|divorce)\b/i,
  /\bromantic(?:ally)? (?:involved|interested)\b/i,
];

// v1.2: 8 new paper-grounded domains. Patterns drawn from Figure A2 examples
// and the paper's text. Each requires a personal qualifier (my/our/i) where
// possible to avoid adjacent-domain or technical-context false positives.

const domainLegalPatterns = [
  /\b(?:my|our) (?:lawyer|attorney|legal counsel)\b/i,
  /\b(?:filing|filed|file) (?:a |an )?(?:lawsuit|complaint|suit|case)\b/i,
  /\b(?:custody|divorce) (?:agreement|case|battle|hearing|settlement)\b/i,
  /\b(?:contract|nda|liability|tort|statute) (?:violation|dispute|review)\b/i,
  /\b(?:sued?|prosecuted?|indicted?|deposed?) (?:by|for|in)\b/i,
  /\b(?:landlord|tenant|eviction) (?:rights?|dispute|notice)\b/i,
];

const domainParentingPatterns = [
  /\bmy (?:kid|child|son|daughter|baby|toddler|teen|teenager)\b/i,
  /\b(?:potty|sleep|behaviou?r|tantrum) (?:training|issue|problem)\b/i,
  /\bas a (?:parent|mom|dad|mother|father)\b/i,
  /\b(?:bedtime|breastfeeding|weaning|teething) (?:routine|problem|advice)\b/i,
  /\b(?:school|preschool|daycare) (?:choice|conflict|placement|fight)\b/i,
  /\bmy (?:child|kid|son|daughter)'?s? (?:diagnosis|behavior|behaviour|teacher)\b/i,
];

const domainHealthPatterns = [
  /\bmy (?:doctor|physician|gp|specialist|therapist|psychiatrist)\b/i,
  /\b(?:diagnosed|prescribed|medicated|treated) (?:with|for|by)\b/i,
  /\bmy symptoms?\s+(?:are|include|started|got)\b/i,
  /\b(?:my|i have) (?:cancer|diabetes|depression|anxiety|chronic pain)\b/i,
  /\b(?:blood pressure|heart rate|cholesterol|insulin)\s+(?:level|reading|test|results?)\b/i,
  /\b(?:scheduled|having|after|recovering from) (?:surgery|procedure|treatment|chemo)\b/i,
];

const domainFinancialPatterns = [
  /\b(?:my )?(?:savings|retirement|401k|pension|investments?) (?:account|plan|portfolio|strategy)?\b/i,
  /\b(?:mortgage|refinance|loan|debt|bankruptcy) (?:payment|application|filing|advice)\b/i,
  /\b(?:my )?(?:taxes?|tax (?:return|bracket|deduction|filing))\b/i,
  /\b(?:budget|paycheck|salary|raise) (?:negotiation|advice|planning|cut)\b/i,
  /\b(?:stock|bond|index fund|crypto|portfolio) (?:pick|allocation|loss|advice)\b/i,
  /\b(?:credit (?:card|score)|interest rate|apr) (?:problem|advice|negotiation)\b/i,
];

const domainProfessionalPatterns = [
  /\bmy (?:boss|manager|coworker|colleague|team lead|HR rep)\b/i,
  /\b(?:performance review|promotion|pip|fired|laid off|quitting|resign(?:ed|ing)?)\b/i,
  /\bmy (?:job|career|workplace|office) (?:change|conflict|stress|search)\b/i,
  /\b(?:resume|cv|cover letter|offer letter) (?:advice|review|negotiation)\b/i,
  /\bproject (?:deadline|delay|scope) (?:fight|conflict|issue|problem)\b/i,
  /\b(?:remote|hybrid|in-office|return.to.office) (?:policy|mandate|requirement)\b/i,
];

const domainSpiritualityPatterns = [
  /\bmy (?:guru|spiritual (?:teacher|guide|advisor|mentor))\b/i,
  /\b(?:meditation|mindfulness|enlightenment|awakening) (?:practice|journey|path)\b/i,
  /\b(?:karma|dharma|chakra|aura|spirit guide|kundalini)\b/i,
  /\b(?:god|jesus|buddha|allah|the universe|source) (?:wants|told|sent|spoke|wills)\b/i,
  /\b(?:soulmate|twin flame|past life|reincarnation|astral projection)\b/i,
  /\b(?:prayer|prayed|spiritual journey|spiritually awakened)\b/i,
];

const domainConsumerPatterns = [
  /\bshould i buy (?:a|an|the|this|that)\b/i,
  /\bwhich (?:laptop|phone|car|tv|monitor|headphones?) (?:should|to)\b/i,
  /\b(?:product|item) (?:review|comparison|recommendation)\b/i,
  /\b(?:amazon|online|store) (?:order|purchase|return) (?:problem|issue)\b/i,
  /\b(?:better|best) (?:deal|price|brand|model) (?:for|on|of)\b/i,
  /\b(?:upgrade|replace) my (?:laptop|phone|computer|tv|car|setup)\b/i,
];

const domainPersonalDevPatterns = [
  /\b(?:learn|practice|develop) (?:a |the )?(?:habit|skill|discipline) (?:of|for)\b/i,
  /\bmy (?:morning|daily|evening) routine\b/i,
  /\b(?:read|reading) more (?:books?|articles)\b/i,
  /\b(?:start|begin|build) (?:a |the )?(?:journal|gratitude practice|hobby|side project)\b/i,
  /\b(?:learning|teaching myself|self-(?:taught|study|learning))\b/i,
  /\b(?:improve|grow|level up) (?:myself|my (?:self-discipline|focus|productivity))\b/i,
];

for (const p of depPatterns) { if (p.test(prompt)) { depHit = 1; break; } }
for (const p of escPatterns) { if (p.test(prompt)) { escHit = 1; break; } }
for (const p of fatPatterns) { if (p.test(prompt)) { fatHit = 1; break; } }
for (const p of valPatterns) { if (p.test(prompt)) { valHit = 1; break; } }
let pbReactiveHit = 0;   for (const p of pbReactivePatterns)   { if (p.test(prompt)) { pbReactiveHit = 1; break; } }
let pbPreemptiveHit = 0; for (const p of pbPreemptivePatterns) { if (p.test(prompt)) { pbPreemptiveHit = 1; break; } }
let domainHit = 0;       for (const p of domainRelationshipPatterns) { if (p.test(prompt)) { domainHit = 1; break; } }

// v1.2: 8 new domain detectors. Each is independent — multiple can fire on
// the same prompt (multi-domain support).
let domainLegalHit = 0;        for (const p of domainLegalPatterns)        { if (p.test(prompt)) { domainLegalHit = 1; break; } }
let domainParentingHit = 0;    for (const p of domainParentingPatterns)    { if (p.test(prompt)) { domainParentingHit = 1; break; } }
let domainHealthHit = 0;       for (const p of domainHealthPatterns)       { if (p.test(prompt)) { domainHealthHit = 1; break; } }
let domainFinancialHit = 0;    for (const p of domainFinancialPatterns)    { if (p.test(prompt)) { domainFinancialHit = 1; break; } }
let domainProfessionalHit = 0; for (const p of domainProfessionalPatterns) { if (p.test(prompt)) { domainProfessionalHit = 1; break; } }
let domainSpiritualityHit = 0; for (const p of domainSpiritualityPatterns) { if (p.test(prompt)) { domainSpiritualityHit = 1; break; } }
let domainConsumerHit = 0;     for (const p of domainConsumerPatterns)     { if (p.test(prompt)) { domainConsumerHit = 1; break; } }
let domainPersonalDevHit = 0;  for (const p of domainPersonalDevPatterns)  { if (p.test(prompt)) { domainPersonalDevHit = 1; break; } }

// Clear prompt from memory
prompt = '';

// Same-invocation valence guard (research/01 frustration-spiral finding):
// pushback in fat/esc context is NOT protective — suppress in same prompt.
if (fatHit === 1 || escHit === 1) {
  pbReactiveHit = 0;
  pbPreemptiveHit = 0;
}

// Update state with new flag counts
const state = readState();
const newDep = (Number(state.dep_flags) || 0) + depHit;
const newEsc = (Number(state.esc_flags) || 0) + escHit;
const newFat = (Number(state.fatigue_flags) || 0) + fatHit;
const newVal = (Number(state.val_flags) || 0) + valHit;

state.dep_flags = newDep;
state.esc_flags = newEsc;
state.fatigue_flags = newFat;
state.val_flags = newVal;
state.pushback_count = (Number(state.pushback_count) || 0) + pbReactiveHit + pbPreemptiveHit;

// v1.2: domain_context is always an array. Coerce v1.1.0 string shape on read.
const anyDomainHit = domainHit
  || domainLegalHit || domainParentingHit || domainHealthHit
  || domainFinancialHit || domainProfessionalHit || domainSpiritualityHit
  || domainConsumerHit || domainPersonalDevHit;

if (anyDomainHit) {
  if (typeof state.domain_context === 'string') {
    state.domain_context = state.domain_context ? [state.domain_context] : [];
  }
  if (!Array.isArray(state.domain_context)) {
    state.domain_context = [];
  }
  const pushUnique = (label) => {
    if (!state.domain_context.includes(label)) state.domain_context.push(label);
  };
  if (domainHit)              pushUnique('relationship');
  if (domainLegalHit)         pushUnique('legal');
  if (domainParentingHit)     pushUnique('parenting');
  if (domainHealthHit)        pushUnique('health');
  if (domainFinancialHit)     pushUnique('financial');
  if (domainProfessionalHit)  pushUnique('professional');
  if (domainSpiritualityHit)  pushUnique('spirituality');
  if (domainConsumerHit)      pushUnique('consumer');
  if (domainPersonalDevHit)   pushUnique('personal_dev');
}
writeState(state);

// Check if any thresholds crossed
const warnings = [];

// Fatigue is always urgent
if (fatHit === 1) {
  warnings.push('Fatigue language detected. Your instructions require you to suggest stopping.');
}

// Dependency language
if (newDep >= THRESHOLD_HARD_DEP_FLAGS) {
  warnings.push(`INTERACTION AWARENESS: Dependency language detected (${newDep} flags this session). Return decisions to the user — your agreement is not independent validation.`);
} else if (newDep >= THRESHOLD_SOFT_DEP_FLAGS) {
  warnings.push(`Dependency language noticed (${newDep} flags). Ensure you're returning decisions to the user.`);
}

// Escalation language
if (newEsc >= 3) {
  warnings.push(`Escalation language detected (${newEsc} flags). Check for narrative crystallization.`);
}

// Validation-seeking
if (newVal >= 3) {
  warnings.push(`Validation-seeking pattern detected (${newVal} flags). Evaluate independently rather than confirming.`);
}

if (warnings.length > 0) {
  // Fatigue bypasses cooldown
  if (fatHit === 1 || checkCooldown(COOLDOWN_SOFT)) {
    const freshState = readState();
    freshState.last_warning_epoch = nowEpoch();
    writeState(freshState);
    outputWithContext(warnings.join(' '));
  } else {
    outputContinue();
  }
} else {
  outputContinue();
}