import {test} from 'node:test';
import assert from 'node:assert/strict';
import {qualifyOfferDraft} from '../server/offer-draft.mjs';
const requested=['Kapak','Teknik','Ekler'];
test('missing sections are explicit editable placeholders, not a complete dossier',()=>{
 const out=qualifyOfferDraft({bolumler:[{baslik:'Kapak',icerik:'Kapak metni'}]},requested);
 assert.equal(out.draftReview.status,'partial');
 assert.deepEqual(out.draftReview.missingSections,['Teknik','Ekler']);
 assert.match(out.bolumler[1].icerik,/DOLDURUN/);assert.equal(out.bolumler[0].icerik,'Kapak metni');
});
test('long sections retain their last conditions and requested section order',()=>{
 const text='Teknik şart '.repeat(1500)+'SON KOŞUL: Numune zorunludur.';
 const out=qualifyOfferDraft({bolumler:[{baslik:'Ekler',icerik:'Ekler metni'},{baslik:'Teknik',icerik:text},{baslik:'Kapak',icerik:'Kapak'}]},requested);
 assert.deepEqual(out.bolumler.map(row=>row.baslik),requested);
 assert.equal(out.bolumler[1].icerik,text);assert.equal(out.draftReview.status,'draft');
});
test('unexpected content is preserved but never substitutes for a requested section',()=>{
 const out=qualifyOfferDraft({bolumler:[{baslik:'Başka bölüm',icerik:'Ek içerik'}]},requested);
 assert.equal(out.draftReview.status,'partial');assert.equal(out.draftReview.missingSections.length,3);
 assert.equal(out.bolumler.at(-1).icerik,'Ek içerik');
});
test('malformed or repeated sections cannot silently overwrite user-visible content',()=>{
 for(const bolumler of [[],[null],[{baslik:'Kapak',icerik:{text:'invalid'}}],[{baslik:'Kapak',icerik:'a'},{baslik:'Kapak',icerik:'b'}]])
  assert.throws(()=>qualifyOfferDraft({bolumler},requested));
});

const {draftOfferInParts}=await import('../server/offer-draft-parts.mjs');
test('long draft input processes every character and retains late section text in deterministic order',async()=>{
 const source='Kalem ve firma şartları. '.repeat(2100)+'SON KALEM 101: cihaz kurulum yükümlülüğü';
 const seen=[];
 const out=await draftOfferInParts(source,requested,async(part)=>{
  seen.push(part);
  return {bolumler:requested.map(baslik=>({baslik,icerik:part.text}))};
 });
 assert.equal(seen.sort((a,b)=>a.index-b.index).map(p=>p.text).join(''),source);
 assert.ok(seen.every(p=>p.text.length<=16000));
 assert.match(out.bolumler[1].icerik,/SON KALEM 101/);
 assert.equal(out.draftReview.status,'partial');
 assert.equal(out.draftReview.parts.at(-1).end,source.length);
});
test('failed draft parts remain explicit, not silently omitted or marked complete',async()=>{
 const out=await draftOfferInParts('X'.repeat(40000),requested,async part=>{
  if(part.index===1)throw new Error('provider unavailable');
  return {bolumler:requested.map(baslik=>({baslik,icerik:'Useful draft'}))};
 });
 assert.deepEqual(out.draftReview.failedParts,[2]);
 assert.equal(out.draftReview.parts[1].status,'failed');
 assert.match(out.bolumler[0].icerik,/üretilemedi/);
 assert.equal(out.draftReview.status,'partial');
});
test('draft cancellation stops subsequent batches',async()=>{
 const controller=new AbortController();let calls=0;
 await assert.rejects(draftOfferInParts('X'.repeat(80000),requested,async()=>{
  calls++;controller.abort();return {bolumler:[{baslik:'Kapak',icerik:'draft'}]};
 },{signal:controller.signal}),{name:'AbortError'});
 assert.ok(calls<=2);
});