Guard batch launches with the visible saved plan and current run setup

client.js

@@ -54,6 +54,21 @@ async function runTrackSource(priorContext=null){
   }
   throw Error('Choose or select a track before starting this run.');
 }
+function batchRunContext(){
+  const trackInfo=trackLibrary?.info()??{source:'upload'},trackFile=$('track').files[0],network=networkSource(),backend=$('backend').value;
+  const hasTrack=trackInfo.source==='builtin'||!!trackFile;
+  let reason='';
+  if(busy||bundleRestoring||bucketOperation)reason='Finish the current operation before starting a batch.';
+  else if(job)reason='Finish or delete the current result before starting a batch.';
+  else if(!capabilitiesReady)reason='Connect to the training service before running a batch.';
+  else if($('run_mode')?.value==='evaluate')reason='Under Action in Run & results, choose Train a population before running a batch.';
+  else if(!network)reason='Choose or create a starting network in Run & results.';
+  else if(!hasTrack)reason='Choose a track in Run & results.';
+  else if(backend==='gpu'&&!gpuAvailable)reason='GPU is unavailable. Choose CPU in Run & results.';
+  return {available:!reason,reason,
+    track:trackInfo.source==='builtin'?trackInfo.display_name:trackFile?.name,
+    network:network?.name||(network?'Selected network':null),backend:backend.toUpperCase()};
+}
 function buttons() {
   const settingsUnavailable=busy||bundleRestoring||bucketOperation;
   const unavailable=settingsUnavailable||!!job;
@@ -72,7 +87,11 @@ function buttons() {
   $('forgetLocal').disabled = busy || !localResult;
   $('track').disabled=unavailable;
   $('network').disabled=unavailable;
-  if($('batch_start'))$('batch_start').disabled=unavailable || !capabilitiesReady || $('run_mode')?.value==='evaluate' || ($('backend').value==='gpu'&&!gpuAvailable);
+  if($('batch_start')){
+    const context=batchRunContext();
+    window.setBatchRunContext?.(context);
+    $('batch_start').disabled=!context.available||!window.getBatchReadiness?.()?.ready;
+  }
   if($('batch_stop'))$('batch_stop').disabled=!batchActive || batchStopRequested;
   if($('run_export'))$('run_export').disabled=busy || !runReceipt || pairedAnalysisPending;
   const report=pairedAnalysisPending?null:(cleanRunReceipt(runReceipt)||cleanRunReceipt(portableReceipt));
@@ -114,17 +133,17 @@ function syncRunModeUI(unavailable=busy||bundleRestoring||bucketOperation){
   if($('run'))$('run').textContent=evaluation?'Evaluate policy (weights frozen)':'Run training';
   if($('run_mode_help'))$('run_mode_help').textContent=evaluation
     ?'Frozen evaluation uses the selected policy unchanged in a fresh car. Mutation, decay, crossover, reproduction and winner selection are disabled.'
-    :'Training uses your selected recipe and records winner policies and per-car measurements.';
+    :'Training uses the current settings in Training & recipes and records winner policies and per-car measurements.';
 }
 if($('run_mode'))$('run_mode').addEventListener('change',()=>{
   syncRunModeUI();buttons();
   if(selectedWinner)say($('run_mode').value==='train'
-    ?'Selected policy is staged as the starting network for training. The next Run click starts a training run with the selected recipe.'
+    ?'Selected policy is staged as the starting network for training. The next Run click starts a training run with the current settings.'
     :'Selected policy is ready for frozen evaluation. Its weights stay unchanged; the next Run click starts it.');
 });
 function showFirstRunTab(tab,focusId){
-  document.querySelector('[data-tab="'+tab+'"]')?.click();
-  requestAnimationFrame(()=>$(focusId)?.focus());
+  const section=document.querySelector('[data-tab="'+tab+'"]');section?.click();
+  requestAnimationFrame(()=>{const target=$(focusId);(target&&!target.matches(':disabled')&&!target.closest('[hidden]')?target:section)?.focus();});
 }
 if($('first_run_track'))$('first_run_track').onclick=()=>showFirstRunTab('drive','trackPresetDrive');
 if($('first_run_settings'))$('first_run_settings').onclick=()=>showFirstRunTab('training','population');
@@ -436,6 +455,8 @@ async function encoded(file) {
 }
 const headers = () => ({'X-Job-Key':job.key});
 const networkSource=()=>stagedNetwork || $('network').files[0];
+window.addEventListener('ald:batch-draft-change',buttons);
+document.addEventListener('track-library-change',buttons);
 async function refreshFreezeNetwork(file){
   if(!file){window.setFreezeNetwork?.(null);return;}
   try{const network=await validateNetworkBytes(new Uint8Array(await file.arrayBuffer()));if(networkSource()===file)window.setFreezeNetwork?.(network);}
@@ -1016,7 +1037,7 @@ $('run').onclick = async () => {
     $('runState').textContent=workLimit?'SETTINGS NEED ADJUSTMENT — no run started':'ERROR — no successful result confirmed';
     $('runState').style.color='#ffb5a2';
     const quotaRejected=isGpuQuotaError(error)||String(error?.message??'').startsWith('GPU allowance is exhausted for this request.');
-    $('runSummary').textContent=workLimit?'No run was submitted. Change population, generations, or ticks on Training runs & presets, then try again.':
+    $('runSummary').textContent=workLimit?'No run was submitted. Change population, generations, or ticks on Training & recipes, then try again.':
       'Elapsed: '+((performance.now()-started)/1000).toFixed(1)+' s\n'+(quotaRejected
       ? 'HF rejected this GPU request before a result was published.'
       : 'No downloadable result was received. A connection error does not prove the server stopped.');
@@ -1050,13 +1071,18 @@ $('erase').onclick=async()=>{
 if($('batch_start')){
   $('batch_stop').onclick=()=>{batchStopRequested=true;buttons();$('batch_status').textContent='Stop requested — the current run will finish; no next run will start.';};
   $('batch_start').onclick=async()=>{
-    if(busy||job||!capabilitiesReady)return;
+    const context=batchRunContext(),readiness=window.getBatchReadiness?.();
+    if(!context.available||!readiness?.ready){
+      $('batch_status').textContent=!readiness?.ready?(readiness?.message||'Save a valid batch before running it.'):context.reason;
+      buttons();return;
+    }
     let plan,failedCandidateStep=null;const history=[];const started=Date.now();
     try{
-      if(busy||job||!capabilitiesReady)throw Error('Finish the current job and connect first');
       plan=window.getBatchPlan();
       busy=true;buttons(); // Freeze both selectors before an asynchronous track fetch.
-      const trackFile=await trackSource(),trackBytes=new Uint8Array(await trackFile.arrayBuffer()),track=await encoded(trackFile),trackInfo=trackLibrary?.info()??{source:'upload'},original=networkSource();
+      const trackFile=await trackSource();
+      if(!trackFile)throw Error('Choose a track in Run & results before running a batch.');
+      const trackBytes=new Uint8Array(await trackFile.arrayBuffer()),track=await encoded(trackFile),trackInfo=trackLibrary?.info()??{source:'upload'},original=networkSource();
       await encoded(original); // Reject missing/oversize inputs before dispatch.
       const backend=$('backend').value,autosaveSnapshot=bucketToken&&$('bucket_autosave')?.checked?bucketSnapshot():null;
       busy=true;batchActive=true;batchStopRequested=false;batchReceipt=null;buttons();
@@ -1067,7 +1093,7 @@ if($('batch_start')){
       $('runState').style.color='#ffd073';
       showDetails(null);
       const result=await window.BatchTraining.execute(plan,original,async(source,settings,i)=>{
-        $('batch_status').textContent='RUNNING · '+plan.name+' · step '+(i+1)+' / '+plan.runs.length+' · '+plan.runs[i].slot;
+        $('batch_status').textContent='RUNNING · '+plan.name+' · step '+(i+1)+' / '+plan.runs.length+' · '+plan.runs[i].slot+' · '+plan.runs[i].name;
         const inputHash=await sha(await source.arrayBuffer());
         job=await submit({track,network:await encoded(source),settings,backend,automatic:true});
         const stepJob=job,report=stepJob.report,stepRunReceipt={version:1,state:'completed',build:report?.build??appBuild,backend,output_sha256:stepJob.sha256,report};
@@ -1095,7 +1121,7 @@ if($('batch_start')){
         $('batch_history').append(line);
       }});
       batchReceipt={version:1,build:appBuild,state:result.state,plan,track:trackLibrary?.info()??{source:'upload'},history,elapsed_seconds:(Date.now()-started)/1000};
-      $('batch_status').textContent=result.state.toUpperCase()+' · '+history.length+' / '+plan.runs.length+' runs. '+(localResult?'Last received candidate is available on Drive & view.':'No candidate received.');
+      $('batch_status').textContent=result.state.toUpperCase()+' · '+history.length+' / '+plan.runs.length+' runs. '+(localResult?'Last received candidate is available on Run & results.':'No candidate received.');
       $('runState').textContent='BATCH '+result.state.toUpperCase()+' — '+history.length+' / '+plan.runs.length+' runs; server copies deleted';
       $('runState').style.color=result.state==='completed'?'#62dfb1':'#ffd073';
       $('runSummary').textContent='Backend: '+backend.toUpperCase()+'\nCompleted steps: '+history.length+'\nUse Save received result again for the last candidate. A completed batch does not establish improved driving.';
@@ -1166,6 +1192,7 @@ async function connect(){
 $('retry').onclick=()=>{if(!busy&&!job)connect();};
 connect();
 
+
 if($('run_export'))$('run_export').onclick=()=>{
   if(!runReceipt)return;
   const cleaned=cleanRunReceipt(runReceipt);if(!cleaned)return;
@@ -1448,3 +1475,5 @@ if($('bundle_receipt_download'))$('bundle_receipt_download').onclick=()=>{
   const url=URL.createObjectURL(new Blob([JSON.stringify(portableReceipt,null,2)],{type:'application/json'}));
   const a=document.createElement('a');a.href=url;a.download='ald-run-receipt.json';a.click();setTimeout(()=>URL.revokeObjectURL(url),1000);
 };
+
+