1: <?php
  2: 
  3: /**
  4:  * Deep
  5:  *
  6:  * @package      rsanchez\Deep
  7:  * @author       Rob Sanchez <info@robsanchez.com>
  8:  */
  9: 
 10: namespace rsanchez\Deep\Repository;
 11: 
 12: use rsanchez\Deep\Collection\ChannelCollection;
 13: use rsanchez\Deep\Model\Channel;
 14: use rsanchez\Deep\Repository\RepositoryInterface;
 15: 
 16: /**
 17:  * Repository of all Channels
 18:  */
 19: class ChannelRepository implements RepositoryInterface
 20: {
 21:     /**
 22:      * Repository Channel Model
 23:      * @var \rsanchez\Deep\Model\Channel
 24:      */
 25:     protected $model;
 26: 
 27:     /**
 28:      * Collection of all Channels
 29:      * @var \rsanchez\Deep\Collection\ChannelCollection
 30:      */
 31:     protected $collection;
 32: 
 33:     /**
 34:      * Array of Channels keyed by channel_id
 35:      * @var array
 36:      */
 37:     protected $channelsById = array();
 38: 
 39:     /**
 40:      * Array of Channels keyed by channel_name
 41:      * @var array
 42:      */
 43:     protected $channelsByName = array();
 44: 
 45:     /**
 46:      * Constructor
 47:      *
 48:      * @param \rsanchez\Deep\Model\Channel $model
 49:      */
 50:     public function __construct(Channel $model)
 51:     {
 52:         $this->model = $model;
 53: 
 54:         $this->collection = $this->model->all();
 55: 
 56:         foreach ($this->collection as $channel) {
 57:             $this->channelsById[$channel->channel_id] = $channel;
 58:             $this->channelsByName[$channel->channel_name] = $channel;
 59:         }
 60:     }
 61: 
 62:     /**
 63:      * Get Collection of Channels by channel ID
 64:      *
 65:      * @var array $channelIds
 66:      * @return \rsanchez\Deep\Collection\ChannelCollection
 67:      */
 68:     public function getChannelsById(array $channelIds)
 69:     {
 70:         if (empty($channelIds)) {
 71:             return new ChannelCollection();
 72:         }
 73: 
 74:         return $this->collection->filter(function ($channel) use ($channelIds) {
 75:             return in_array($channel->channel_id, $channelIds);
 76:         });
 77:     }
 78: 
 79:     /**
 80:      * Get Collection of Channels by channel name
 81:      *
 82:      * @var array $channelNames
 83:      * @return \rsanchez\Deep\Collection\ChannelCollection
 84:      */
 85:     public function getChannelsByName(array $channelNames)
 86:     {
 87:         if (empty($channelNames)) {
 88:             return new ChannelCollection();
 89:         }
 90: 
 91:         return $this->collection->filter(function ($channel) use ($channelNames) {
 92:             return in_array($channel->channel_name, $channelNames);
 93:         });
 94:     }
 95: 
 96:     /**
 97:      * Alias to getChannelById
 98:      * @var int $id
 99:      * @return \rsanchez\Deep\Model\Channel|null
100:      */
101:     public function find($id)
102:     {
103:         return $this->getChannelById($id);
104:     }
105: 
106:     /**
107:      * Get single Channel by channel ID
108:      *
109:      * @var int $channelId
110:      * @return \rsanchez\Deep\Model\Channel|null
111:      */
112:     public function getChannelById($channelId)
113:     {
114:         return array_key_exists($channelId, $this->channelsById) ? $this->channelsById[$channelId] : null;
115:     }
116: 
117:     /**
118:      * Get single Channel by channel name
119:      *
120:      * @var string $channelName
121:      * @return \rsanchez\Deep\Model\Channel|null
122:      */
123:     public function getChannelByName($channelName)
124:     {
125:         return array_key_exists($channelName, $this->channelsByName) ? $this->channelsByName[$channelName] : null;
126:     }
127: 
128:     /**
129:      * Get the Channel model
130:      * @return \rsanchez\Deep\Model\Channel
131:      */
132:     public function getModel()
133:     {
134:         return $this->model;
135:     }
136: }
137: