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<?php |
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namespace App\Repository\Front; |
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use App\Model\Admin\Comment; |
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use App\Model\Admin\CommentOperateLog; |
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use App\Repository\Searchable; |
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use Illuminate\Support\Facades\DB; |
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use Illuminate\Support\Facades\Cache; |
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class CommentRepository |
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{ |
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public static function list($perPage = 10, $condition = []) |
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{ |
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$data = Comment::query() |
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->where(function ($query) use ($condition) { |
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Searchable::buildQuery($query, $condition); |
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}) |
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->with('user:id,name,avatar') |
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->orderBy('id', 'desc') |
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->paginate($perPage); |
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if ($condition['rid'][1] > 0) { |
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// 接口直接请求评论的回复数据，则直接返回 |
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return $data; |
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} |
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$data->transform(function ($item) use ($perPage) { |
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// 获取评论回复 |
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$reply = self::reply($item->id, $perPage); |
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$item->reply = $reply; |
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return $item; |
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}); |
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return $data; |
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} |
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public static function reply($id, $perPage = 10) |
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{ |
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return Cache::rememberForever('comment_replay:' . $id, function () use ($id, $perPage) { |
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return Comment::query()->where('rid', $id)->orderBy('id', 'desc') |
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->with('user:id,name,avatar')->with('replyUser:id,name,avatar')->paginate($perPage, ['*'], 'page', 1); |
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}); |
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} |
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public static function like(int $id, int $uid) |
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{ |
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self::operate($id, $uid, 'like'); |
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return self::info($id, $uid); |
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} |
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public static function dislike(int $id, int $uid) |
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{ |
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self::operate($id, $uid, 'dislike'); |
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return self::info($id, $uid); |
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} |
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public static function neutral(int $id, int $uid) |
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{ |
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DB::transaction(function () use ($id, $uid) { |
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$logs = CommentOperateLog::query()->select('operate')-> |
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where('user_id', $uid)->where('comment_id', $id)->get(); |
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if ($logs->isEmpty()) { |
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// 未操作则直接返回 |
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return true; |
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} |
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foreach ($logs as $log) { |
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if ($log->operate === 'like') { |
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Comment::query()->where('id', $id)->decrement('like'); |
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} elseif ($log->operate === 'dislike') { |
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Comment::query()->where('id', $id)->decrement('dislike'); |
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} |
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} |
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return CommentOperateLog::query()->where('user_id', $uid)->where('comment_id', $id)->delete(); |
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}); |
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return self::info($id, $uid); |
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} |
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public static function operate(int $id, int $uid, string $operate) |
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{ |
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return DB::transaction(function () use ($id, $uid, $operate) { |
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$log = CommentOperateLog::query()->where('user_id', $uid)->where('comment_id', $id) |
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->where('operate', $operate)->lockForUpdate()->first(); |
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if ($log) { |
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// 已操作则直接返回 |
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return true; |
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} |
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$oppositeOperate = $operate === 'like' ? 'dislike' : 'like'; |
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$log = CommentOperateLog::query()->where('user_id', $uid)->where('comment_id', $id) |
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->where('operate', $oppositeOperate)->lockForUpdate()->first(); |
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if ($log) { |
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// 存在反操作则递减数量并更新操作类型 |
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Comment::query()->where('id', $id)->decrement($oppositeOperate); |
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$log->operate = $operate; |
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$log->save(); |
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} else { |
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CommentOperateLog::query()->create(['user_id' => $uid, 'comment_id' => $id, 'operate' => $operate]); |
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} |
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Comment::query()->where('id', $id)->increment($operate); |
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$comment = Comment::query()->select('rid')->find($id); |
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if ($comment->rid > 0) { |
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Cache::forget('comment_replay:' . $comment->rid); |
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} |
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return true; |
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}); |
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} |
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/** |
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* 返回指定用户对评论的操作情况及评论操作数据 |
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* |
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* @param int $id |
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* @param int $uid |
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* @return array |
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*/ |
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public static function info(int $id, int $uid = 0) |
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{ |
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$data = [ |
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'like' => 0, |
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'dislike' => 0, |
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]; |
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$comment = Comment::query()->select(['like', 'dislike'])->where('id', $id)->first(); |
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if (!$comment) { |
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return $data; |
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} |
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$data['like'] = $comment->like; |
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$data['dislike'] = $comment->dislike; |
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if ($uid > 0) { |
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$data['operate'] = [ |
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'like' => false, |
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'dislike' => false, |
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]; |
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$operates = CommentOperateLog::query()->select('operate') |
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->where('user_id', $uid)->where('comment_id', $id)->get(); |
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foreach ($operates as $operate) { |
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$data['operate'][$operate->operate] = true; |
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} |
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} |
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return $data; |
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} |
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public static function addReplyCount($id) |
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{ |
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return Comment::query()->where('id', $id)->increment('reply_count'); |
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} |
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} |
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eddy8 /
LightCMS
