Scan public repositories through Gitea API

src/gitea.mjs

@@ -0,0 +1,9 @@
+const FIX_WORDS=/\b(fix(?:e[ds])?|bug|broken|race|crash|regression|rollback|restore[ds]?|duplicate[ds]?|auth|fail(?:ed|ure|ing)?)\b/i;
+const validRepo=value=>/^[a-z0-9_.-]+\/[a-z0-9_.-]+$/i.test(value);
+export async function scanGiteaCandidates({baseUrl,repositories,token='',limit=100,fetchImpl=fetch}){
+ const candidates=[],errors=[],headers={accept:'application/json'};if(token)headers.authorization=`token ${token}`;
+ for(const repo of repositories){if(!validRepo(repo)){errors.push({repo,error:'invalid owner/repository identifier'});continue}const [owner,name]=repo.split('/');let seen=0;
+  try{for(let page=1;seen<limit;page++){const count=Math.min(50,limit-seen),url=`${baseUrl.replace(/\/$/,'')}/api/v1/repos/${encodeURIComponent(owner)}/${encodeURIComponent(name)}/commits?limit=${count}&page=${page}`;const response=await fetchImpl(url,{headers,signal:AbortSignal.timeout(5000)});if(!response.ok)throw new Error(`Gitea returned ${response.status}`);const commits=await response.json();if(!Array.isArray(commits))throw new Error('unexpected Gitea response');for(const commit of commits){seen++;const subject=String(commit.commit?.message||'').split('\n')[0].trim(),match=subject.match(FIX_WORDS);if(!match)continue;let paths='';try{const detail=await fetchImpl(`${baseUrl.replace(/\/$/,'')}/api/v1/repos/${encodeURIComponent(owner)}/${encodeURIComponent(name)}/git/commits/${encodeURIComponent(commit.sha)}`,{headers,signal:AbortSignal.timeout(5000)});if(detail.ok){const data=await detail.json();paths=(data.files||[]).map(file=>file.filename).filter(Boolean).join('\n')}}catch{}candidates.push({repo,sha:commit.sha,committedAt:commit.commit?.committer?.date||commit.commit?.author?.date||commit.created||new Date().toISOString(),subject,paths,reason:`Gitea subject keyword: ${match[0].toLowerCase()}`})}if(commits.length<count)break}}
+  catch(error){errors.push({repo,error:error.message})}
+ }return{candidates,errors};
+}