laravel-admin/docs/zh/model-grid-filters.md

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2022-09-21 11:59:53 +08:00
# 数据查询过滤
`model-grid`提供了一系列的方法实现表格数据的查询过滤:
```php
$grid->filter(function($filter){
// 去掉默认的id过滤器
$filter->disableIdFilter();
// 自定义id过滤器在去掉默认id过滤器后必须调用 setId 方法,
// 并设置一个和主键不同的值自定义的id过滤器才会显示。
$filter->equal('id', '产品序列号')->setId('product_id');
// 在这里添加字段过滤器
$filter->like('name', 'name');
...
});
```
## 查询类型
目前支持的过滤类型有下面这些:
### equal
`sql: ... WHERE `column` = "$input"`
```php
$filter->equal('column', $label);
```
### not equal
`sql: ... WHERE `column` != "$input"`
```php
$filter->notEqual('column', $label);
```
### like
`sql: ... WHERE `column` LIKE "%$input%"`
```php
$filter->like('column', $label);
```
### ilike
`sql: ... WHERE `column` ILIKE "%$input%"`
```php
$filter->ilike('column', $label);
```
### 大于
`sql: ... WHERE `column` > "$input"`
```php
$filter->gt('column', $label);
```
### 小于
`sql: ... WHERE `column` < "$input"`
```php
$filter->lt('column', $label);
```
### between
`sql: ... WHERE `column` BETWEEN "$start" AND "$end"`
```php
$filter->between('column', $label);
// 设置datetime类型
$filter->between('column', $label)->datetime();
// 设置time类型
$filter->between('column', $label)->time();
```
### in
`sql: ... WHERE `column` in (...$inputs)`
```php
$filter->in('column', $label)->multipleSelect(['key' => 'value']);
```
### notIn
`sql: ... WHERE `column` not in (...$inputs)`
```php
$filter->notIn('column', $label)->multipleSelect(['key' => 'value']);
```
### date
`sql: ... WHERE DATE(`column`) = "$input"`
```php
$filter->date('column', $label);
```
### day
`sql: ... WHERE DAY(`column`) = "$input"`
```php
$filter->day('column', $label);
```
### month
`sql: ... WHERE MONTH(`column`) = "$input"`
```php
$filter->month('column', $label);
```
### year
`sql: ... WHERE YEAR(`column`) = "$input"`
```php
$filter->year('column', $label);
```
### where
可以用where来构建比较复杂的查询过滤
`sql: ... WHERE `title` LIKE "%$input" OR `content` LIKE "%$input"`
```php
$filter->where(function ($query) {
$query->where('title', 'like', "%{$this->input}%")
->orWhere('content', 'like', "%{$this->input}%");
}, 'Text');
```
`sql: ... WHERE `rate` >= 6 AND `created_at` = {$input}`:
```php
$filter->where(function ($query) {
$query->whereRaw("`rate` >= 6 AND `created_at` = {$this->input}");
}, 'Text');
```
关系查询,查询对应关系`profile`的字段:
```php
$filter->where(function ($query) {
$query->whereHas('profile', function ($query) {
$query->where('address', 'like', "%{$this->input}%")->orWhere('email', 'like', "%{$this->input}%");
});
}, '地址或手机号');
```
## 表单类型
### text
表单类型默认是text input可以设置placeholder
```php
$filter->equal('column')->placeholder('请输入。。。');
```
也可以通过下面的一些方法来限制用户输入格式:
```php
$filter->equal('column')->url();
$filter->equal('column')->email();
$filter->equal('column')->integer();
$filter->equal('column')->ip();
$filter->equal('column')->mac();
$filter->equal('column')->mobile();
// $options 参考 https://github.com/RobinHerbots/Inputmask/blob/4.x/README_numeric.md
$filter->equal('column')->decimal($options = []);
// $options 参考 https://github.com/RobinHerbots/Inputmask/blob/4.x/README_numeric.md
$filter->equal('column')->currency($options = []);
// $options 参考 https://github.com/RobinHerbots/Inputmask/blob/4.x/README_numeric.md
$filter->equal('column')->percentage($options = []);
// $options 参考 https://github.com/RobinHerbots/Inputmask, $icon为input前面的图标
$filter->equal('column')->inputmask($options = [], $icon = 'pencil');
```
### select
```php
$filter->equal('column')->select(['key' => 'value'...]);
// 或者从api获取数据api的格式参考model-form的select组件
$filter->equal('column')->select('api/users');
```
### multipleSelect
一般用来配合`in``notIn`两个需要查询数组的查询类型使用,也可以在`where`类型的查询中使用:
```php
$filter->in('column')->multipleSelect(['key' => 'value'...]);
// 或者从api获取数据api的格式参考model-form的multipleSelect组件
$filter->in('column')->multipleSelect('api/users');
```
### radio
比较常见的场景是选择分类
```php
$filter->equal('released')->radio([
'' => 'All',
0 => 'Unreleased',
1 => 'Released',
]);
```
### checkbox
比较常见的场景是配合`whereIn`来做范围筛选
```php
$filter->in('gender')->checkbox([
'm' => 'Male',
'f' => 'Female',
]);
```
### datetime
通过日期时间组件来查询,`$options`的参数和值参考[bootstrap-datetimepicker](http://eonasdan.github.io/bootstrap-datetimepicker/Options/)
```php
$filter->equal('column')->datetime($options);
// `date()` 相当于 `datetime(['format' => 'YYYY-MM-DD'])`
$filter->equal('column')->date();
// `time()` 相当于 `datetime(['format' => 'HH:mm:ss'])`
$filter->equal('column')->time();
// `day()` 相当于 `datetime(['format' => 'DD'])`
$filter->equal('column')->day();
// `month()` 相当于 `datetime(['format' => 'MM'])`
$filter->equal('column')->month();
// `year()` 相当于 `datetime(['format' => 'YYYY'])`
$filter->equal('column')->year();
```