我昨天在这里问过一个问题(Laravel Eloquent query build select min value)。从那我我更新我的查询选择房间。
我以前的查询:
$buildquery=Room::
with(['hotel' => function ($query) {
$query->where('status', 0);
}])
->with('image')->with('amenities');
if ($request->filled('location_id')) {
$buildquery->Where('city', $request->location_id);
//print_r($request->location_id);
}
// If amenities is there add it to query
if($request->filled('amenities')){
$amenities = $request->amenities;
$count = count($amenities);
$buildquery->withCount(['amenities' => function($query) use ($amenities){
$query->whereIn('amenities_id', $amenities);
}])
->having('amenities_count', $count);
}
// If price is there add it to query
if ($request->filled('min_price')) {
$buildquery->whereBetween('price', [$request->min_price, $request->max_price]);
}
$buildquery->Where('astatus', 1)->Where('status', 0);
//$buildquery->orderBy('price', 'DESC')->take(1);
$rooms = $buildquery->simplePaginate(20);
我的更新查询:
$rooms = Hotel::with(['room' => function($query) {
$query->orderBy('price', 'asc')->first();
},
'room.image',
'room.amenities'])
->get();
我遇到了一个问题。如果用户选择便利设施,那么只有我包括以下查询,
if($request->filled('amenities')){
$amenities = $request->amenities;
$count = count($amenities);
$buildquery->withCount(['amenities' => function($query) use ($amenities){
$query->whereIn('amenities_id', $amenities);
}])
->having('amenities_count', $count);
}
如何将此添加到我更新的查询?
试过这种方式,但没有运气
$rooms = Hotel::with(['room' => function($query) {
$query->orderBy('price', 'asc')->first();
},
'room.image',
'room.amenities' => function($query) {
$query->withCount(['amenities' => function($query) use ($amenities){
$query->whereIn('amenities_id', $amenities);
}])
->having('amenities_count', $count);
}])->get();
我认为问题在于:
$query->whereIn('amenities_id', $amenities);
而不是这个你应该使用:
$query->whereIn('amenities.id', $amenities);
因为你正在使用子查询,你有amenities
所以要引用它们你应该只使用id
列。
我想,你正在寻找'whereHas'构建器功能。 https://laravel.com/docs/5.5/eloquent-relationships#querying-relationship-existence
$rooms = Hotel::with(['room' => function($query) {
$query->orderBy('price', 'asc')->first();
},
'room.image',
}])
->whereHas('amenities', function ($query) use ($amenities) {
$query->whereIn('id', $amenities);
})
->get();