'use strict';
module.exports = function generate_oneOf(it, $keyword, $ruleType) {
  var out = ' ';
  var $lvl = it.level;
  var $dataLvl = it.dataLevel;
  var $schema = it.schema[$keyword];
  var $schemaPath = it.schemaPath + it.util.getProperty($keyword);
  var $errSchemaPath = it.errSchemaPath + '/' + $keyword;
  var $breakOnError = !it.opts.allErrors;
  var $data = 'data' + ($dataLvl || '');
  var $valid = 'valid' + $lvl;
  var $errs = 'errs__' + $lvl;
  var $it = it.util.copy(it);
  var $closingBraces = '';
  $it.level++;
  var $nextValid = 'valid' + $it.level;
  var $currentBaseId = $it.baseId,
    $prevValid = 'prevValid' + $lvl,
    $passingSchemas = 'passingSchemas' + $lvl;
  out +=
    'var ' +
    $errs +
    ' = errors , ' +
    $prevValid +
    ' = false , ' +
    $valid +
    ' = false , ' +
    $passingSchemas +
    ' = null; ';
  var $wasComposite = it.compositeRule;
  it.compositeRule = $it.compositeRule = true;
  var arr1 = $schema;
  if (arr1) {
    var $sch,
      $i = -1,
      l1 = arr1.length - 1;
    while ($i < l1) {
      $sch = arr1[($i += 1)];
      if (
        it.opts.strictKeywords ?
          (typeof $sch == 'object' && Object.keys($sch).length > 0) ||
          $sch === false
        : it.util.schemaHasRules($sch, it.RULES.all)
      ) {
        $it.schema = $sch;
        $it.schemaPath = $schemaPath + '[' + $i + ']';
        $it.errSchemaPath = $errSchemaPath + '/' + $i;
        out += '  ' + it.validate($it) + ' ';
        $it.baseId = $currentBaseId;
      } else {
        out += ' var ' + $nextValid + ' = true; ';
      }
      if ($i) {
        out +=
          ' if (' +
          $nextValid +
          ' && ' +
          $prevValid +
          ') { ' +
          $valid +
          ' = false; ' +
          $passingSchemas +
          ' = [' +
          $passingSchemas +
          ', ' +
          $i +
          ']; } else { ';
        $closingBraces += '}';
      }
      out +=
        ' if (' +
        $nextValid +
        ') { ' +
        $valid +
        ' = ' +
        $prevValid +
        ' = true; ' +
        $passingSchemas +
        ' = ' +
        $i +
        '; }';
    }
  }
  it.compositeRule = $it.compositeRule = $wasComposite;
  out +=
    '' +
    $closingBraces +
    'if (!' +
    $valid +
    ') {   var err =   '; /* istanbul ignore else */
  if (it.createErrors !== false) {
    out +=
      " { keyword: '" +
      'oneOf' +
      "' , dataPath: (dataPath || '') + " +
      it.errorPath +
      ' , schemaPath: ' +
      it.util.toQuotedString($errSchemaPath) +
      ' , params: { passingSchemas: ' +
      $passingSchemas +
      ' } ';
    if (it.opts.messages !== false) {
      out += " , message: 'should match exactly one schema in oneOf' ";
    }
    if (it.opts.verbose) {
      out +=
        ' , schema: validate.schema' +
        $schemaPath +
        ' , parentSchema: validate.schema' +
        it.schemaPath +
        ' , data: ' +
        $data +
        ' ';
    }
    out += ' } ';
  } else {
    out += ' {} ';
  }
  out +=
    ';  if (vErrors === null) vErrors = [err]; else vErrors.push(err); errors++; ';
  if (!it.compositeRule && $breakOnError) {
    /* istanbul ignore if */
    if (it.async) {
      out += ' throw new ValidationError(vErrors); ';
    } else {
      out += ' validate.errors = vErrors; return false; ';
    }
  }
  out +=
    '} else {  errors = ' +
    $errs +
    '; if (vErrors !== null) { if (' +
    $errs +
    ') vErrors.length = ' +
    $errs +
    '; else vErrors = null; }';
  if (it.opts.allErrors) {
    out += ' } ';
  }
  return out;
};