'use strict';
module.exports = function generate_contains(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 $idx = 'i' + $lvl,
    $dataNxt = ($it.dataLevel = it.dataLevel + 1),
    $nextData = 'data' + $dataNxt,
    $currentBaseId = it.baseId,
    $nonEmptySchema =
      it.opts.strictKeywords ?
        (typeof $schema == 'object' && Object.keys($schema).length > 0) ||
        $schema === false
      : it.util.schemaHasRules($schema, it.RULES.all);
  out += 'var ' + $errs + ' = errors;var ' + $valid + ';';
  if ($nonEmptySchema) {
    var $wasComposite = it.compositeRule;
    it.compositeRule = $it.compositeRule = true;
    $it.schema = $schema;
    $it.schemaPath = $schemaPath;
    $it.errSchemaPath = $errSchemaPath;
    out +=
      ' var ' +
      $nextValid +
      ' = false; for (var ' +
      $idx +
      ' = 0; ' +
      $idx +
      ' < ' +
      $data +
      '.length; ' +
      $idx +
      '++) { ';
    $it.errorPath = it.util.getPathExpr(
      it.errorPath,
      $idx,
      it.opts.jsonPointers,
      true
    );
    var $passData = $data + '[' + $idx + ']';
    $it.dataPathArr[$dataNxt] = $idx;
    var $code = it.validate($it);
    $it.baseId = $currentBaseId;
    if (it.util.varOccurences($code, $nextData) < 2) {
      out += ' ' + it.util.varReplace($code, $nextData, $passData) + ' ';
    } else {
      out += ' var ' + $nextData + ' = ' + $passData + '; ' + $code + ' ';
    }
    out += ' if (' + $nextValid + ') break; }  ';
    it.compositeRule = $it.compositeRule = $wasComposite;
    out += ' ' + $closingBraces + ' if (!' + $nextValid + ') {';
  } else {
    out += ' if (' + $data + '.length == 0) {';
  }
  var $$outStack = $$outStack || [];
  $$outStack.push(out);
  out = ''; /* istanbul ignore else */
  if (it.createErrors !== false) {
    out +=
      " { keyword: '" +
      'contains' +
      "' , dataPath: (dataPath || '') + " +
      it.errorPath +
      ' , schemaPath: ' +
      it.util.toQuotedString($errSchemaPath) +
      ' , params: {} ';
    if (it.opts.messages !== false) {
      out += " , message: 'should contain a valid item' ";
    }
    if (it.opts.verbose) {
      out +=
        ' , schema: validate.schema' +
        $schemaPath +
        ' , parentSchema: validate.schema' +
        it.schemaPath +
        ' , data: ' +
        $data +
        ' ';
    }
    out += ' } ';
  } else {
    out += ' {} ';
  }
  var __err = out;
  out = $$outStack.pop();
  if (!it.compositeRule && $breakOnError) {
    /* istanbul ignore if */
    if (it.async) {
      out += ' throw new ValidationError([' + __err + ']); ';
    } else {
      out += ' validate.errors = [' + __err + ']; return false; ';
    }
  } else {
    out +=
      ' var err = ' +
      __err +
      ';  if (vErrors === null) vErrors = [err]; else vErrors.push(err); errors++; ';
  }
  out += ' } else { ';
  if ($nonEmptySchema) {
    out +=
      '  errors = ' +
      $errs +
      '; if (vErrors !== null) { if (' +
      $errs +
      ') vErrors.length = ' +
      $errs +
      '; else vErrors = null; } ';
  }
  if (it.opts.allErrors) {
    out += ' } ';
  }
  return out;
};