Initial Release

src/Traits/CollectionCollapse.php

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+<?php
+
+/**
+ * Collapse a collection, by summing up fields.
+ */
+namespace Leenooks\Traits;
+
+use Illuminate\Support\Collection;
+
+trait CollectionCollapse {
+	/**
+	 * Collapse a collection by summing up records according to a given key
+	 *
+	 * @param Collection $c Collection to collapse
+	 * @param array      $id To use as the group by key
+	 * @param array      $consolidateKeys Keys that should be summed up during the process
+	 * @return Collection
+	 */
+	protected function collapse(Collection $c,array $id,array $consolidateKeys=[])
+	{
+		return $c->groupBy(function ($item,$key) use ($id) {
+			$string = '';
+
+			foreach ($id as $key) {
+				if ($string AND array_get($item,$key))
+					$string .= '.';
+
+				$string .= $item[$key];
+			}
+
+			return $string;
+
+		})->transform(function ($items,$key) use ($consolidateKeys) {
+			$newitem = [];
+
+			if ($items->count()) {
+				$c = 0;
+
+				foreach ($items as $item) {
+					if (! $c++) {
+						$newitem = $item;
+						continue;
+					}
+
+					foreach ($item as $k => $v) {
+						// Add these values to the existing ones
+						if (in_array($k, $consolidateKeys)) {
+							if (!isset($newitem[$k]))
+								$newitem[$k] = 0;
+							$newitem[$k] += $v;
+						}
+					}
+				}
+
+			} else {
+				$newitem = $items;
+			}
+
+			return $newitem;
+		});
+	}
+}

src/Traits/ModelCache.php

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+<?php
+
+/**
+ * Traits adds our standing cache functions
+ */
+namespace Leenooks\Traits;
+
+trait ModelCache
+{
+	// Time to cache calculations for
+	private $cachetime = 10080; // a week
+
+	/**
+	 * Auto calculate a cache key
+	 */
+	private function cachekey($method,$one,$two=NULL) {
+		return md5(sprintf('%s:%s:%s',$method,$one,$two ? $two : $this->id));
+	}
+}