// @require var SYNC_URL

function zaliczkaFetchData(query, args, resultCallback) {
  console.warn('TODO: zaliczkaFetchData(query, objectNamespace, resultCallback)  query('+query+') args:', args);

  // objectNamespace: Object {"@namespace": "default_db:IN7_DZIENNIK_KORESP", id: "xsd:integer", title: "xsd:string", kategoriaKosztu: "xsd:string"}
  if ('object' !== typeof args) {
    console.log("BUG: Unsupported type '" + args + "'");
    return;
  }
  if (!args['@namespace'] && !args['objectNamespace']) {
    // TODO: log error
    console.error("BUG: Missing namespace in args");
    return;
  }

  if (args['@namespace']) {
    switch (args['@namespace']) {
      case 'default_db/IN7_MK_BAZA_DYSTRYBUCJI/ZaliczkaProjekt':
      case 'default_db/IN7_DZIENNIK_KORESP/ZaliczkaKoresp':
      {
        superagent
          .post(SYNC_URL)
          .type('json') // header ĺapplication/x-www-form-urlencoded' requires type('form');
          .send({
            schema: args,
            query: query
          })
          .set('Accept', 'application/json')
          .end(function(err, res) {
            var payload = (err || !res.ok || 'application/json' !== res.type)
              ? {type: 'warning', msg: (res.body && res.body.msg) ? res.body.msg : 'Request error', body: res.body}
              : {type: 'success', msg: res.body.msg || '', body: res.body}
            jQuery(document).trigger('DBG:notify', payload)
            console.log('F.fetchDataAjax res.body', res.body)
            console.log('F.fetchDataAjax payload', payload)
            jQuery.notify(payload.msg, payload.type)
            resultCallback(payload.body)
          });
			}
      break;
      default: {
        console.log("BUG: Unsupported type namespace '" + args['@namespace'] + "'");
      }
    }
    return;
  }

  if ('default_db/ZALICZKA_POZYCJA/ZaliczkaPozycja' == args['objectNamespace']) {
    switch (args['childName']) {
      case 'typ_dokumentu':
      case 'kategoria_kosztu': {
        fetch(SYNC_URL, {
  			  method: 'POST',
  				credentials: 'same-origin',// add cookies
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify({
            objectNamespace: args['objectNamespace'],
            childName: args['childName'],
            query: query
          })
  			}).then(function (response) {
  				return response.json()
  			}).then(function (data) {
          if (!data) throw "Empty response";
  				console.log('loadDataAjax:fetch: request finished data:', data);
          if ('error' === data.type) {
            p5UI__notifyAjaxCallback(data);
    				console.log('loadDataAjax:fetch: ERR:', e);
          } else if ('success' === data.type) {
            resultCallback({options: data.options || []});
          } else {
            p5UI__notifyAjaxCallback(data);
    				console.log('loadDataAjax:fetch: ERR:', e);
          }
  			}).catch(function (e) {
          p5UI__notifyAjaxCallback({
            type: 'error',
            msg: "Request error " + e
          });
  				console.log('loadDataAjax:fetch: ERR:', e);
  			});
      } break;
      default: {
        console.warn("BUG: Unsupported namespace '" + args['objectNamespace'] + "'");
      }
    }
    return;
  }
}

global.zaliczkaFetchData = zaliczkaFetchData