const CMD='/data/adb/modules/virtualcam/control.sh';
function log(m,t){const e=document.getElementById('console');const d=new Date();
  e.innerHTML+=`<div class="${t||'log'}">[${d.toLocaleTimeString()}] ${m}</div>`;e.scrollTop=e.scrollHeight}
async function exec(c){try{return await KSU.exec(c)}catch(e){log('exec error','err');return null}}

async function status(){
  const r=await exec(CMD+' status');if(!r)return;
  try{
    const s=JSON.parse(r);const d=document.getElementById('status-dash');
    const items=[['Provider',s.provider_pid>0?'green':'red',s.provider_pid>0?'Running':'Stopped'],
      ['Feeder',s.feeder_pid>0?'green':'red',s.feeder_pid>0?'Running':'Stopped'],
      ['Service',s.service_registered==1?'green':'red',s.service_registered==1?'Registered':'Not found'],
      ['v4l2',s.v4l2_loaded==1?'green':'red',s.v4l2_loaded==1?'Loaded':'Missing'],
      ['Device','yellow',s.video0||'N/A']];
    d.innerHTML=items.map(i=>`<div class="stat"><span class="l">${i[0]}</span><span class="v ${i[1]}">${i[2]}</span></div>`).join('');
    log('Status updated','ok');
  }catch(e){log('Parse error','err')}
}

document.addEventListener('DOMContentLoaded',()=>{
  status();
  document.querySelectorAll('.src-btn').forEach(b=>{
    b.addEventListener('click',()=>{
      document.querySelectorAll('.src-btn').forEach(x=>x.classList.remove('active'));
      b.classList.add('active');
      document.getElementById('rtsp-config').classList.toggle('hidden',b.dataset.src!=='rtsp');
      document.getElementById('mp4-config').classList.toggle('hidden',b.dataset.src!=='mp4');
    });
  });
  document.getElementById('btn-save').addEventListener('click',async()=>{
    const src=document.querySelector('.src-btn.active').dataset.src;
    const rtsp=document.getElementById('rtsp-url').value;
    const mp4=document.getElementById('mp4-path').value;
    const w=document.getElementById('res-w').value||1920;
    const h=document.getElementById('res-h').value||1080;
    const f=document.getElementById('fps').value||30;
    await exec(`echo '{"source_type":"${src}","rtsp_url":"${rtsp}","mp4_path":"${mp4}","res_w":${w},"res_h":${h},"fps":${f}}' > /data/local/tmp/virtualcam_config.json`);
    log('Config saved','ok');
  });
  document.getElementById('btn-start').addEventListener('click',async()=>{
    log('Starting provider...','info');await exec(CMD+' start');log('Provider started','ok');setTimeout(status,2000);
  });
  document.getElementById('btn-stop').addEventListener('click',async()=>{
    log('Stopping...','info');await exec(CMD+' stop');log('Stopped','ok');status();
  });
  document.getElementById('btn-feed').addEventListener('click',async()=>{
    log('Starting feeder...','info');await exec(CMD+' start_feeder');log('Feeder started','ok');setTimeout(status,2000);
  });
  document.getElementById('btn-unfeed').addEventListener('click',async()=>{
    log('Stopping feeder...','info');await exec(CMD+' stop_feeder');log('Feeder stopped','ok');status();
  });
  document.getElementById('btn-refresh').addEventListener('click',status);
});