Ларавел существует проверка
'state_id' => 'exists:states,id'
Lokesh003
'state_id' => 'exists:states,id'/**
* Store a new blog post.
*
* @param Request $request
* @return Response
*/
public function store(Request $request)
{
$validatedData = $request->validate([
'title' => 'required|unique:posts|max:255',
'body' => 'required',
]);
// The blog post is valid...
}$e = Subscription::find($request->subscription_id);
$rules = [
'subscription_id' => 'required|integer|exists:subscriptions,id',
'date' => 'required|date|after:yesterday',
'date' => Rule::unique('member_attendances')->where(function ($query) use ($e) {
return $query->where('member_id', $e->member_id);
})
//|unique:member_attendances,date,'.$e->member_id . ',member_id',
];# <values> = foo,bar,...
# <field> = array field
# <characters> = amount of characters
# accepted # active_url
# after:<tomorrow> # after_or_equal:<tomorrow>
# alpha # alpha_dash
# alpha_num # array
# bail # before:<today>
# before_or_equal:<today> # between:min,max
# boolean # confirmed
# date # date_equals:<today>
# date_format:<format> # different:<name>
# digits:<value> # digits_between:min,max
# dimensions:<min/max_with> # distinct
# email # ends_with:<values>
# exclude_if:<field>,<value> # exclude_unless:<field>,<value>
# exists:<table>,<column> # file
# filled # gt:<field>
# gte:<field> # image
# in:<values> # in_array:<field>
# integer # ip
# ipv4 # ipv6
# json # lt:<field>
# lte:<field> # max:<value>
# mimetypes:video/avi,... # mimes:jpeg,bmp,png
# min:<value> # not_in:<values>
# not_regex:<pattern> # nullable
# numeric # password:<auth guard>
# present # regex:<pattern>
# required # required_if:<field>,<value>
# required_unless:<field>,<value> # required_with:<fields>
# required_with_all:<fields> # required_without:<fields>
# required_without_all:<fields> # same:<field>
# size:<characters> # starts_with:<values>
# string # timezone
# unique:<table>,<column> # url
# uuid//create a rule if you're going to use it again
php artisan make:rule CompanyPackageNotExistsRule
//FormRequest
'company_id' => ['required','integer','exists:companies,id', new CompanyPackageNotExistsRule()],
public function passes($attribute, $value)
{
return !CompanyPackage::where('company_id', $value)->exists();
}
public function message()
{
return 'You have already purchased a package.';
}
//or use directly
'company_id' => ['required','integer','exists:companies,id', function ($attribute, $value, $fail) {
if (CompanyPackage::where('company_id', $value)->exists()) {
$fail('You have already purchased a package.');
}
}]