PHP code example of yassinedabbous / laravel-dynamic-fields
1. Go to this page and download the library: Download yassinedabbous/laravel-dynamic-fields library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
yassinedabbous / laravel-dynamic-fields example snippets
use HasDynamicFields; // for columns, relations, appends and aggregates
use HasDynamicFilter; // for filters where, having, joins
use HasDynamicSorts; // for sorting results
use HasDynamicGroup; // for grouping results
# Or just
use HasDynamicQuery;
class UserController
{
public function index()
{
$result = User::dynamicSelect() # = SELECT id, name, age, (...) as posts_count ...
->dynamicFilter() # = WHERE id=x and name like x% ...
->dynamicOrderBy() # = ORDER BY id DESC
->dynamicGroupBy() # = GROUP BY PRICE
->dynamicPaginate(); # = limit 10 offset 0
$result->dynamicAppend(); # = setAppends for each model
return $result;
# Or just
return User::dynamicQuery(); # call all dynamic features at once
}
}
class User extends Model
{
use HasDynamicQuery;
// Define the list of selectable columns.
// Only the returned columns can be requested via the API.
public function dynamicColumns(): array
{
return ['id', 'name', 'avatar', 'birthday', 'created_at'];
}
...
}
class Post extends Model
{
...
// Define the list of allowed relations.
// Only these relations can be requested via the API.
// Specify each relation along with its dependent columns.
public function dynamicRelations(): array
{
return [
'user' => 'user_id', // "user" relation depends on 'user_id' column
'commentable' => ['commentable_type', 'commentable_id'], // "morphable" relation depends on both 'morphable_type' and 'morphable_id' columns
'replies' => null, // "replies" relation has no dependencies
];
}
...
}
class User extends Model
{
...
// Define the list of allowed appends.
// Only these appended fields can be requested via the API.
// Specify dependencies for each append (columns or relations).
public function dynamicAppends(): array
{
return [
'status_name' => 'status', // "status_name" depends on 'status' relation
'full_name' => ['first_name', 'last_name'], // "full_name" depends on 'first_name' and 'last_name' columns
'custom_key', // "custom_key" has no dependencies
];
}
...
}
class User extends Model
{
...
// Define the list of allowed aggregates.
// Only the returned aggregates can be requested via the API.
// Each aggregate field can be a named scope or a closure.
public function dynamicAggregates(): array
{
return [
'custom_aggr' => null, // Equivalent to ->customAggr() scope
'another_custom' => 'second_named_scope', // Equivalent to ->secondNamedScope() scope
'employees_count' => fn($q) => $q->withCount('employees'),
'employees_sum_salary' => fn($q) => $q->withSum('employees', 'salary'),
];
}
// Named scope
public function scopeCustomAggr($q){
return $q->withCount('relation', fn($b) => $b->where('c', 'v'));
}
...
}
// List of accepted filters (all operators are applicable).
public function dynamicFilters(): array {
return ['name', 'id', 'price'];
}
// OR, define specific operators for each filter.
public function dynamicFilters(): array {
return [
'name' => null, // "name" accepts all operators.
'id' => '=', // "id" accepts only the equality operator "="
'price' => ['=', '!=', '<', '<=', '>', '>='],// "price" accepts only 6 comparison operators
];
}
{
...
public function dynamicFilters(): array
{
return [
'with_trashed' => null, // Equivalent to ->withTrashed() scope
'custom_filter' => ['=', '!=', '<', '<=', '>', '>='], // Equivalent to ->customFilter() scope
];
}
// named scope
public function scopeCustomFilter($q){
return $q->whereHas('relation', fn($b) => $b->where('key', 'value'));
}
// you can also benefits from params provided by this package
public function scopeCustomFilter($q, $value, $operator, $logic, $not, $clause){
return $q->whereHas('relation', fn($b) => $b->where('key', $operator, $value));
}
...
}
public function dynamicSorts(): array {
return ['id', 'price', ];
}
public function dynamicGroups(): array {
return ['status', 'month', ''];
}
class UserController
{
public function index()
{
$result = User::dynamicPaginate(maxPerPage: 30, allowGet: true);
}
}
return [
/**configuration would be here */
];
diff
- public function posts()
+ public function posts(): Relation
{
$this->hasMany(Post::class);
}