/**
* 搜索服务
* @param string|array $query, 'field1:>0 AND field2:xxxx' or ['field'=>[tag1,tag2,tag3]],如果是数组则支持某个字段上的模糊查询
* @param int $page ,当前页码
* @param int $pagesize ,每页数量
* @param string $sort,排序，规则 'field:desc',默认 按内置_t降序
* @return type
* @throws \mysoft\log\Exception
*/
public function search($query = '', $page = 1, $pagesize = 10, $sort = '_t:desc')
{
try {
$search = [];
$search['index'] = $this->index;
$search['type'] = $this->type;
if ($sort) {
$search['sort'] = $sort;
}
if ($query) {
if (is_array($query)) {
$must = [];
foreach ($query as $key => $val) {
//区间值匹配
if (isset($query[$key]['range'])) {
$keys = array_keys($val['range']);
foreach ($keys as $k) {
if (!in_array($k, ['lt', 'gt', 'from', 'to'])) {
throw new \Exception('关键字rang有问题,请使用gt,lt,from,to');
}
}
$must[]['range'][$key] = $val['range'];
}
//单个字段的模糊查询
if (isset($query[$key]['like'])) {
if (!is_array($val['like'])) {
throw new \Exception('关键字like的值请输入数组');
}
$val['like'] = implode(' ', $val['like']);
$must[]['match'][$key] = ['query' => $val['like'], 'operator' => 'AND'];
}
//单个字段精确匹配
if (isset($query[$key]['eq'])) {
$must[]['match_phrase'][$key] = $val['eq'];
}
}
// echo '<pre>'; print_r($must);die;
if ($must) {
$search['body']['query']['bool']['must'] = $must;
}
} else {
//普通的查询
$search['body']['query']['query_string']['query'] = $query;
}
}
$search['size'] = $pagesize > 0 ? $pagesize : 10;
$search['from'] = ($page > 0 ? $page - 1 : 1) * $search['size'];
$res = $this->client->search($search);
return $this->client->_format($res);
} catch (\Exception $ex) {
throw $ex;
}
}
