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234 lines (226 loc) · 8.7 KB
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<?php
namespace ArrayGroupBy;
use ArrayGroupBy\OperationDispatcher;
use ArrayGroupBy\Validator;
class BaseAbstractModel {
use Validator;
protected $_result = [];
protected $_page = 1;
protected $_per_page = 100;
/**
* Define resource model
*/
protected function _construct() {
}
/**
* 設定資料來源
* @method setSource
* @author John Lin <john.lin@flyelephant.com.tw>
* @version [version]
* @modifyDate 2017-01-17T16:26:49+0800
* @param Array $result
*/
public function setSource($result)
{
$this->_result = array_reverse($result);
return $this;
}
/**
* 對資料分組
* @method group
* @author John Lin <john.lin@flyelephant.com.tw>
* @version [version]
* @modifyDate 2017-01-17T16:27:33+0800
* @param array $groupByField [description]
* @param array $extendOpt [description]
* @return object this
*/
public function group( $groupByField = [], $extendOpt = [])
{
$data = $this->_result;
$return = [];
$exist = [];
$group_str = implode(',', $groupByField);
$tmp_data = [];
$total = count($data);
for($i = 0 ; $i< $total ; $i++) {
$value = $data[$i];
$key = $i;
$implode_str = '';
foreach ($groupByField as $groupKey => $field) {
$implode_str .= isset($value[$field]) ? $value[$field] : ' ';
$implode_str .= ',';
}
if (!isset($exist[$group_str][$implode_str]) || $extendOpt ) {
$exist[$group_str][$implode_str] = 1;
$this->executeExtendOpt($extendOpt, $implode_str, $value, $tmp_data);
}
$return[$implode_str] = $value;
}
unset($data);
$count = count($return);
$output = [];
$returnToNumIndex = [];
foreach ($return as $key => $value) {
$returnToNumIndex[] = $value;
}
$this->setSource($returnToNumIndex);
return $this;
}
/**
* 執行額外的操作
* @method executeExtendOpt
* @author John Lin <john.lin@flyelephant.com.tw>
* @version [version]
* @modifyDate 2017-01-17T16:28:13+0800
* @param Array $extendOpt [description]
* @param String $implode_str 對操作的欄位字串
* @param Array &$value 當下的值
* @param array &$tmp_data 暫存變數
* @return object this
*/
private function executeExtendOpt($extendOpt, $implode_str, &$value, &$tmp_data = [] )
{
foreach ($extendOpt as $opt => $extend) {
if (isset($extend['operation'])) {
switch ($extend['operation']) {
case 'sum':
$tmp_data['extend_sum'] = isset($tmp_data['extend_sum']) ? $tmp_data['extend_sum'] : [];
$tmp_data['extend_sum'][$extend['alias']][$implode_str] = isset($tmp_data['extend_sum'][$extend['alias']][$implode_str]) ? $tmp_data['extend_sum'][$extend['alias']][$implode_str] : 0;
if (isset($extend['condition']) && ($extend['condition'])) {
$condition_ary = $extend['condition'];
foreach ($condition_ary as $field => $condition) {
if (!isset($value[$condition['column_field']])) {
break;
}
$this->condition_field_check($condition);
$bool = false;
$bool = $this->validOperate($condition['op'], $value[$condition['column_field']], $condition['value']);
if (isset($condition['over_ride_column_field']) && $condition['over_ride_column_field']) {
$tmp_data['extend_sum'][$extend['alias']][$implode_str] += isset($condition['over_ride_column_field'][$bool]) ? $condition['over_ride_column_field'][$bool] : 1;
} else {
$tmp_data['extend_sum'][$extend['alias']][$implode_str] += $value[$extend['column_field']];
}
}
} else {
$tmp_data['extend_sum'][$extend['alias']][$implode_str] += $value[$extend['column_field']];
}
$value[$extend['alias']] = $tmp_data['extend_sum'][$extend['alias']][$implode_str];
break;
case 'count':
$tmp_data['extend_count'] = isset($tmp_data['extend_count']) ? $tmp_data['extend_count'] : [];
$tmp_data['extend_count'][$extend['alias']][$implode_str][] = $value[$extend['column_field']];
$tmp_data['extend_count'][$extend['alias']][$implode_str] = array_unique($tmp_data['extend_count'][$extend['alias']][$implode_str]);
$value[$extend['alias']] = count($tmp_data['extend_count'][$extend['alias']][$implode_str]);
break;
case 'max':
$tmp_data['extend_max'] = isset($tmp_data['extend_max']) ? $tmp_data['extend_max'] : [];
$tmp_data['extend_max'][$extend['alias']][$value[$extend['column_field']]] = isset($tmp_data['extend_max'][$extend['alias']][$value[$extend['column_field']]]) ? ( $tmp_data['extend_max'][$extend['alias']][$value[$extend['column_field']]] < $value[$extend['column_field']] ? $value[$extend['column_field']] : $tmp_data['extend_max'][$extend['alias']][$value[$extend['column_field']]] ) : $value[$extend['column_field']];
$value[$extend['alias']] = $tmp_data['extend_max'][$extend['alias']][$value[$extend['column_field']]];
break;
default:
# code...
break;
}
}
}
}
/**
* 驗證操作
* @method validOperate
* @author John Lin <john.lin@flyelephant.com.tw>
* @version [version]
* @modifyDate 2017-01-17T16:30:44+0800
* @param String $op [description]
* @param String $val_1 [description]
* @param String $val_2 [description]
* @return bool [description]
*/
private function validOperate($op, $val_1, $val_2)
{
$operationDispatcher = new OperationDispatcher();
return $operationDispatcher->callAction($op, [$val_1, $val_2]);
}
/**
* 驗證每個condition的欄位
* @method condition_field_check
* @author John Lin <john.lin@flyelephant.com.tw>
* @version [version]
* @modifyDate 2017-01-17T16:31:41+0800
* @param Array $condition
* @return null
*/
private function condition_field_check($condition)
{
$paramsCheckField = [
'op' => ['required'],
'value' => ['required'],
'over_ride_column_field' => ['array'],
];
if (!$this->validate($paramsCheckField, $condition)) {
throw new \Exception($this->getError(), 1);
}
}
/**
* 取得資料
* @method getData
* @author John Lin <john.lin@flyelephant.com.tw>
* @version [version]
* @modifyDate 2017-01-17T16:32:56+0800
* @return array [description]
*/
public function getData()
{
$output = [];
$count = count($this->_result);
$start = ($this->_page-1)*$this->_per_page;
$end = ($this->_page)*$this->_per_page;
$end = ($end <= $count) ? $end : $count;
for($i = $start ; $i < $end; $i++) {
$output[] = $this->_result[$i];
}
return $output;
}
/**
* 計算資料數量
* @method count
* @author John Lin <john.lin@flyelephant.com.tw>
* @version [version]
* @modifyDate 2017-01-17T16:33:34+0800
* @return int 數量
*/
public function count()
{
$count = count($this->_result);
return $count;
}
/**
* 排序
* @method sortBy
* @author John Lin <john.lin@flyelephant.com.tw>
* @version [version]
* @modifyDate 2017-01-17T16:34:11+0800
* @param array $order 排序方式，格式為 [['欄位' => 'ASC|DESC']
*
* @return object this
*/
public function sortBy($order)
{
$dynamicSort = function ($field, $descend) {
return function($a, $b) use ($field, $descend ) {
if (!isset($a[$field])) {
return false;
}
if (strtoupper($descend) == 'DESC') {
return ( $a[$field] > $b[$field]) ? -1:1;
} else {
return ( $a[$field] > $b[$field]) ? 1: -1;
}
};
};
foreach ($order as $key => $value) {
usort($this->_result, $dynamicSort($key, $value));
}
return $this;
}
}
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