import fs from 'node:fs';
import assert from 'node:assert/strict';
import {combinedCase} from '../tests/frontend/helpers/irpc-investment-combination-case.mjs';
import {plan} from '../tests/frontend/helpers/irpc-pec-obligation-case.mjs';
import {calculatePecObligation} from '../resources/js/lib/irpc-pec-obligation.ts';
import {recordAnnual,saveAnnualBook,annualBook,annualCurrent,annualHtml} from '../resources/js/lib/irpc-annual-settlement.ts';
import {createProjectDossierReport} from '../resources/js/lib/project-dossier-report.ts';
const out=new URL('../outputs/irpc-pec-last-amount-20261113/',import.meta.url);fs.mkdirSync(out,{recursive:true});
for(const name of ['documented','missing','positive','excess']){
 if(process.argv[2]==='generate'){
  const {d,b}=combinedCase();const prior=recordAnnual(d,b,'2026-11-13T21:10:00Z');
  prior.pecObligation={...plan(),subjectNuit:b.subjectNuit,previousTurnover:['positive','excess'].includes(name)?'10000000':'0',previousPpcPaid:name==='excess'?'60000':'10000',lastAmount:{version:1,subjectNuit:b.subjectNuit,year:'2024',amount:'42500.25',reference:name==='missing'?'':'SYNTHETIC final PEC already determined;latest applicable annual MZN reference',confirmed:'yes'}};
  d.modelo_a_snapshot=saveAnnualBook(d,recordAnnual(d,prior,'2026-11-13T21:11:00Z'));
  fs.writeFileSync(new URL(name+'.json',out),JSON.stringify(d));
 }else{
  const d=JSON.parse(fs.readFileSync(new URL('recovered-'+name+'.json',out),'utf8')),b=annualBook(d),m=calculatePecObligation(b.pecObligation,b.subjectNuit,b.year,b.assessment);
  assert.equal(annualCurrent(d,b),true);assert.equal(b.history.length,1);assert.deepEqual(b.result.model.arithmeticBalance,{numerator:'138',denominator:'1'});
  const expected=name==='missing'?null:name==='excess'?{numerator:'0',denominator:'1'}:name==='positive'?{numerator:'40000',denominator:'1'}:{numerator:'170001',denominator:'4'};assert.deepEqual(m.total,expected);
  if(name==='excess') {assert.deepEqual(m.ppcExcess,{numerator:'10000',denominator:'1'});}
  assert.equal(m.lastAmountApplied,name==='documented');assert.equal(m.paymentExecuted,false);assert.equal(m.annualDeductionCreated,false);
  const html=annualHtml(d),report=createProjectDossierReport(d,{selectedSections:new Set(['finance']),generatedAt:'2026-11-13T21:12:00Z'});
  assert.match(html,/PEC — último montante documentado/);assert.match(JSON.stringify(report),/PEC — último montante documentado/);
  fs.writeFileSync(new URL(name+'-report.html',out),html);fs.writeFileSync(new URL(name+'-verification.json',out),JSON.stringify({synthetic:true,nativeApiRecovery:true,annualCurrent:true,historyPreserved:true,annualBalanceUnchanged:true,report:true,model:m},null,2));
 }
}
console.log(process.argv[2]==='generate'?'Generated four synthetic cases':'Verified four recovered cases and dossier reports');