DaftWriteableObjectMemoryTree::ModifyDaftNestedObjectTreeRemoveWithObjectPrepareRemovalAndRebuild() - Code Metrics - Inspection of "php-cs-fixer" - SignpostMarv/daft-nested-object - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 5abd13...fe603b )

by SignpostMarv

created 2018-06-10 23:48 UTC

ModifyDaftNestedObjectTreeRemoveWithObjectPrepareRemovalAndRebuild() A

↳ Parent: DaftWriteableObjectMemoryTree

Complexity

Conditions	2
Paths	2

Size

Total Lines	15
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	2

Importance

Changes

Metric	Value
cc	2
eloc	4
nc	2
nop	2
dl	0
loc	15
ccs	5
cts	5
cp	1
crap	2
rs	9.4285
c	0
b	0
f	0

<?php
/**
* Base daft objects.
*
* @author SignpostMarv
*/
declare(strict_types=1);

namespace SignpostMarv\DaftObject;

use BadMethodCallException;
use InvalidArgumentException;
use RuntimeException;

abstract class DaftWriteableObjectMemoryTree extends DaftObjectMemoryTree implements DaftNestedWriteableObjectTree
{
    const EXCEPTION_ARGUMENT_DID_NOT_RESOLVE_TO_A_LEAF_NODE =
        'Argument %u passed to %s() did not resolve to a leaf node!';

    public function ModifyDaftNestedObjectTreeInsert(
        DaftNestedWriteableObject $newLeaf,
        DaftNestedWriteableObject $referenceLeaf,
        bool $before = false,
        bool $above = null
    ) : DaftNestedWriteableObject {
        if ($newLeaf->GetId() === $referenceLeaf->GetId()) {
            throw new InvalidArgumentException('Cannot modify leaf relative to itself!');
        }

        if (true === $above) {
            $this->ModifyDaftNestedObjectTreeInsertAbove($newLeaf, $referenceLeaf);
        } elseif (false === $above) {
            $this->ModifyDaftNestedObjectTreeInsertBelow($newLeaf, $referenceLeaf);
        } else {
            $this->ModifyDaftNestedObjectTreeInsertAdjacent($newLeaf, $referenceLeaf, $before);
        }

        $this->RebuildTreeInefficiently();

        $newLeaf = $this->RecallDaftObject($newLeaf->GetId());

        if ( ! ($newLeaf instanceof DaftNestedWriteableObject)) {
            throw new RuntimeException('Could not retrieve leaf from tree after rebuilding!');
        }

        return $newLeaf;
    }

    public function ModifyDaftNestedObjectTreeInsertLoose(
        $leaf,
        $referenceId,
        bool $before = false,
        bool $above = null
    ) : DaftNestedWriteableObject {
        $leaf = $this->MaybeGetLeaf($leaf);

        $reference = $this->RecallDaftObject($referenceId);

        $leafIsObject = ($leaf instanceof DaftNestedWriteableObject);

        if ( ! is_null($leaf) && ($reference instanceof DaftNestedWriteableObject)) {
            return $this->ModifyDaftNestedObjectTreeInsert($leaf, $reference, $before, $above);
        } elseif ( ! $leafIsObject || ($referenceId !== $this->GetNestedObjectTreeRootId())) {
            throw new InvalidArgumentException(sprintf(
                self::EXCEPTION_ARGUMENT_DID_NOT_RESOLVE_TO_A_LEAF_NODE,
                ( ! $leafIsObject) ? 1 : 2,
                __METHOD__
            ));
        }

        /**
        * @var DaftNestedWriteableObject $leaf
        */
        $leaf = $leaf;

        return $this->ModifyDaftNestedObjectTreeInsertLooseIntoTree($leaf, $before, $above);
    }

    public function ModifyDaftNestedObjectTreeRemoveWithObject(
        DaftNestedWriteableObject $root,
        ? DaftNestedWriteableObject $replacementRoot
    ) : int {
        if (
            $this->CountDaftNestedObjectTreeWithObject($root, false, null) > 0 &&
            is_null($replacementRoot)
        ) {
            throw new BadMethodCallException('Cannot leave orphan objects in a tree');
        }

        $root = $this->StoreThenRetrieveFreshCopy($root);

        if ( ! is_null($replacementRoot)) {
            $this->ModifyDaftNestedObjectTreeRemoveWithObjectPrepareRemovalAndRebuild(
                $root,
                $replacementRoot
            );
        }

        $this->RemoveDaftObject($root);

        $this->RebuildTreeInefficiently();

        return $this->CountDaftNestedObjectFullTree();
    }

    /**
    * {@inheritdoc}
    */
    public function ModifyDaftNestedObjectTreeRemoveWithId($root, $replacementRoot) : int
    {
        $rootObject = $this->RecallDaftObject($root);

        if ($rootObject instanceof DaftNestedWriteableObject) {
            if (
                $this->CountDaftNestedObjectTreeWithObject($rootObject, false, null) > 0 &&
                is_null($replacementRoot)
            ) {
                throw new BadMethodCallException('Cannot leave orphan objects in a tree');
            } elseif (
                ! is_null($replacementRoot) &&
                $replacementRoot !== $this->GetNestedObjectTreeRootId()
            ) {
                return $this->MaybeRemoveWithPossibleObject(
                    $rootObject,
                    $this->RecallDaftObject($replacementRoot)
                );
            }

            $this->UpdateRemoveThenRebuild($rootObject, $replacementRoot);
        }

        return $this->CountDaftNestedObjectFullTree();
    }

    protected function ModifyDaftNestedObjectTreeRemoveWithObjectPrepareRemovalAndRebuild(
        DaftNestedWriteableObject $root,
        DaftNestedWriteableObject $replacementRoot
    ) : void {
        /**
        * @var scalar|scalar[] $replacementRootId
        */
        $replacementRootId = $this->StoreThenRetrieveFreshCopy($replacementRoot)->GetId();

        /**
        * @var DaftNestedWriteableObject $alter
        */
        foreach ($this->RecallDaftNestedObjectTreeWithObject($root, false, 1) as $alter) {
            $alter->AlterDaftNestedObjectParentId($replacementRootId);
            $this->StoreThenRetrieveFreshCopy($alter);
        }
    }

    /**
    * @param DaftNestedWriteableObject|mixed $leaf
    */
    protected function MaybeGetLeaf($leaf) : ? DaftNestedWriteableObject
    {
        if ($leaf === $this->GetNestedObjectTreeRootId()) {
            throw new InvalidArgumentException('Cannot pass root id as new leaf');
        } elseif ($leaf instanceof DaftNestedWriteableObject) {
            return $this->StoreThenRetrieveFreshCopy($leaf);
        }

        /**
        * @var DaftNestedWriteableObject|null $out
        */
        $out = $this->RecallDaftObject($leaf);

        return $out;
    }

    protected function ModifyDaftNestedObjectTreeInsertLooseIntoTree(
        DaftNestedWriteableObject $leaf,
        bool $before,
        ? bool $above
    ) : DaftNestedWriteableObject {
        $tree = $this->RecallDaftNestedObjectFullTree(0);
        $tree = array_filter($tree, function (DaftNestedWriteableObject $e) use ($leaf) : bool {
            return $e->GetId() !== $leaf->GetId();
        });

        if (0 === count($tree)) {
            $leaf->SetIntNestedLeft(0);
            $leaf->SetIntNestedRight(1);
            $leaf->SetIntNestedLevel(0);
            $leaf->AlterDaftNestedObjectParentId($this->GetNestedObjectTreeRootId());

            return $this->StoreThenRetrieveFreshCopy($leaf);
        }

        /**
        * @var DaftNestedWriteableObject $reference
        */
        $reference = $before ? current($tree) : end($tree);

        return $this->ModifyDaftNestedObjectTreeInsert($leaf, $reference, $before, $above);
    }

    protected function MaybeRemoveWithPossibleObject(
        DaftNestedWriteableObject $rootObject,
        ? DaftObject $replacementRootObject
    ) : int {
        if ( ! ($replacementRootObject instanceof DaftNestedWriteableObject)) {
            throw new InvalidArgumentException(
                'Could not locate replacement root, cannot leave orphan objects!'
            );
        }

        return $this->ModifyDaftNestedObjectTreeRemoveWithObject(
            $rootObject,
            $replacementRootObject
        );
    }

    /**
    * @param mixed $replacementRoot
    */
    protected function UpdateRemoveThenRebuild(
        DaftNestedWriteableObject $rootObject,
        $replacementRoot
    ) : void {
        /**
        * @var DaftNestedWriteableObject $alter
        */
        foreach (
            $this->RecallDaftNestedObjectTreeWithObject($rootObject, false, 1) as $alter
        ) {
            $alter = $this->StoreThenRetrieveFreshCopy($alter);
            $alter->AlterDaftNestedObjectParentId($replacementRoot);
            $this->RememberDaftObject($alter);
        }

        $this->RemoveDaftObject($rootObject);

        $this->RebuildTreeInefficiently();
    }

    protected function ModifyDaftNestedObjectTreeInsertAbove(
        DaftNestedWriteableObject $newLeaf,
        DaftNestedWriteableObject $referenceLeaf
    ) : void {
        $newLeaf->AlterDaftNestedObjectParentId($referenceLeaf->ObtainDaftNestedObjectParentId());
        $referenceLeaf->AlterDaftNestedObjectParentId($newLeaf->GetId());

        $this->StoreThenRetrieveFreshCopy($newLeaf);
        $this->StoreThenRetrieveFreshCopy($referenceLeaf);
    }

    protected function ModifyDaftNestedObjectTreeInsertBelow(
        DaftNestedWriteableObject $newLeaf,
        DaftNestedWriteableObject $referenceLeaf
    ) : void {
        $newLeaf->AlterDaftNestedObjectParentId($referenceLeaf->GetId());
        $this->StoreThenRetrieveFreshCopy($newLeaf);
    }

    protected function ModifyDaftNestedObjectTreeInsertAdjacent(
        DaftNestedWriteableObject $newLeaf,
        DaftNestedWriteableObject $referenceLeaf,
        bool $before
    ) : void {
        /**
        * @var array<int, DaftNestedWriteableObject> $siblings
        */
        $siblings = array_values(array_filter(
            $this->RecallDaftNestedObjectTreeWithId(
                $referenceLeaf->ObtainDaftNestedObjectParentId(),
                false,
                0
            ),
            function (DaftNestedWriteableObject $leaf) use ($newLeaf) : bool {
                return $leaf->GetId() !== $newLeaf->GetId();
            }
        ));

        $siblingIds = [];
        $siblingSort = [];
        $j = count($siblings);

        /**
        * @var DaftNestedWriteableObject $leaf
        */
        foreach ($siblings as $leaf) {
            /**
            * @var scalar|scalar[] $siblingId
            */
            $siblingId = $leaf->GetId();
            $siblingIds[] = $siblingId;
            $siblingSort[] = $leaf->GetIntNestedSortOrder();
        }

        $pos = array_search($referenceLeaf->GetId(), $siblingIds, true);

        if (false === $pos) {
            throw new RuntimeException('Reference leaf not found in siblings tree!');
        }

        for ($i = 0; $i < $j; ++$i) {
            $siblings[$i]->SetIntNestedSortOrder(
                $siblingSort[$i] +
                (($before ? ($i < $pos) : ($i <= $pos)) ? -1 : 1)
            );
            $this->StoreThenRetrieveFreshCopy($siblings[$i]);
        }

        $newLeaf->SetIntNestedSortOrder($siblingSort[$pos]);
        $newLeaf->AlterDaftNestedObjectParentId($referenceLeaf->ObtainDaftNestedObjectParentId());

        $this->StoreThenRetrieveFreshCopy($newLeaf);
    }

    protected function RememberDaftObjectData(DefinesOwnIdPropertiesInterface $object) : void
    {
        static::ThrowIfNotType($object, DaftNestedWriteableObject::class, 1, __METHOD__);

        parent::RememberDaftObjectData($object);
    }

    /**
    * @param DaftObject|string $object
    */
    protected static function ThrowIfNotType(
        $object,
        string $type,
        int $argument,
        string $function
    ) : void {
        if ( ! is_a($object, DaftNestedWriteableObject::class, is_string($object))) {
            throw new DaftObjectRepositoryTypeByClassMethodAndTypeException(
                $argument,
                static::class,
                $function,
                DaftNestedWriteableObject::class,
                is_string($object) ? $object : get_class($object)
            );
        }

        parent::ThrowIfNotType($object, $type, $argument, $function);
    }

    protected function RebuildTreeInefficiently() : void
    {
        $parentIdXref = [
            (array) $this->GetNestedObjectTreeRootId(),
        ];

        /**
        * @var array<int, array<int, DaftNestedWriteableObject>> $xRefChildren
        */
        $xRefChildren = [
            [],
        ];

        /**
        * @var array<int, scalar|scalar[]> $idXref
        */
        $idXref = [];

        $tree = $this->RecallDaftNestedObjectFullTree();

        usort($tree, function (DaftNestedWriteableObject $a, DaftNestedWriteableObject $b) : int {
            return $this->CompareObjects($a, $b);
        });

        /**
        * @var DaftNestedWriteableObject $leaf
        */
        foreach ($tree as $i => $leaf) {
            $leafParentId = $leaf->ObtainDaftNestedObjectParentId();
            $pos = array_search($leafParentId, $parentIdXref, true);

            if (false === $pos) {
                $parentIdXref[] = $leafParentId;

                /**
                * @var int $pos
                */
                $pos = array_search($leafParentId, $parentIdXref, true);

                $xRefChildren[$pos] = [];
            }

            if ( ! in_array($leaf, $xRefChildren[$pos], true)) {
                $xRefChildren[$pos][] = $leaf;
            }

            if ( ! in_array($leaf->GetId(), $idXref, true)) {
                /**
                * @var scalar|scalar[] $leafId
                */
                $leafId = $leaf->GetId();
                $idXref[] = $leafId;
            }

            $leaf->SetIntNestedLeft(0);
            $leaf->SetIntNestedRight(0);
            $leaf->SetIntNestedLevel(0);

            $tree[$i] = $this->StoreThenRetrieveFreshCopy($leaf);
        }

        $n = 0;

        /**
        * @var DaftNestedWriteableObject $rootLeaf
        */
        foreach ($xRefChildren[0] as $rootLeaf) {
            $n = $this->InefficientRebuild(
                $rootLeaf,
                0,
                $n,
                $parentIdXref,
                $idXref,
                $xRefChildren
            );
        }
    }

    protected function InefficientRebuild(
        DaftNestedWriteableObject $leaf,
        int $level,
        int $n,
        array $parentIds,
        array $ids,
        array $children
    ) : int {
        /**
        * @var scalar|scalar[] $id
        */
        $id = $leaf->GetId();

        $leaf->SetIntNestedLevel($level);
        $leaf->SetIntNestedLeft($n);

        ++$n;

        /**
        * @var int|false $parentPos
        */
        $parentPos = array_search((array) $id, $parentIds, true);

        if (false !== $parentPos) {
            /**
            * @var DaftNestedWriteableObject $childLeaf
            */
            foreach ($children[$parentPos] as $childLeaf) {
                $n = $this->InefficientRebuild(
                    $childLeaf,
                    $level + 1,
                    $n,
                    $parentIds,
                    $ids,
                    $children
                );
            }
        }

        $leaf->SetIntNestedRight($n);

        $this->StoreThenRetrieveFreshCopy($leaf);

        return $n + 1;
    }

    protected function StoreThenRetrieveFreshCopy(
        DaftNestedWriteableObject $leaf
    ) : DaftNestedWriteableObject {
        $this->RememberDaftObject($leaf);
        $this->ForgetDaftObject($leaf);
        $this->ForgetDaftObjectById($leaf->GetId());

        $fresh = $this->RecallDaftObject($leaf->GetId());

        if ( ! ($fresh instanceof DaftNestedWriteableObject)) {
            throw new RuntimeException('Was not able to obtain a fresh copy of the object!');
        }

        return $fresh;
    }
}


1		<?php
2		/**
3		* Base daft objects.
4		*
5		* @author SignpostMarv
6		*/
7		declare(strict_types=1);
8
9		namespace SignpostMarv\DaftObject;
10
11		use BadMethodCallException;
12		use InvalidArgumentException;
13		use RuntimeException;
14
15		abstract class DaftWriteableObjectMemoryTree extends DaftObjectMemoryTree implements DaftNestedWriteableObjectTree
16		{
17		const EXCEPTION_ARGUMENT_DID_NOT_RESOLVE_TO_A_LEAF_NODE =
18		'Argument %u passed to %s() did not resolve to a leaf node!';
19
20	60	public function ModifyDaftNestedObjectTreeInsert(
21		DaftNestedWriteableObject $newLeaf,
22		DaftNestedWriteableObject $referenceLeaf,
23		bool $before = false,
24		bool $above = null
25		) : DaftNestedWriteableObject {
26	60	if ($newLeaf->GetId() === $referenceLeaf->GetId()) {
27	12	throw new InvalidArgumentException('Cannot modify leaf relative to itself!');
28		}
29
30	48	if (true === $above) {
31	36	$this->ModifyDaftNestedObjectTreeInsertAbove($newLeaf, $referenceLeaf);
32	32	} elseif (false === $above) {
33	6	$this->ModifyDaftNestedObjectTreeInsertBelow($newLeaf, $referenceLeaf);
34		} else {
35	28	$this->ModifyDaftNestedObjectTreeInsertAdjacent($newLeaf, $referenceLeaf, $before);
36		}
37
38	48	$this->RebuildTreeInefficiently();
39
40	48	$newLeaf = $this->RecallDaftObject($newLeaf->GetId());
41
42	48	if ( ! ($newLeaf instanceof DaftNestedWriteableObject)) {
43	12	throw new RuntimeException('Could not retrieve leaf from tree after rebuilding!');
44		}
45
46	36	return $newLeaf;
47		}
48
49	60	public function ModifyDaftNestedObjectTreeInsertLoose(
50		$leaf,
51		$referenceId,
52		bool $before = false,
53		bool $above = null
54		) : DaftNestedWriteableObject {
55	60	$leaf = $this->MaybeGetLeaf($leaf);
56
57	48	$reference = $this->RecallDaftObject($referenceId);
58
59	48	$leafIsObject = ($leaf instanceof DaftNestedWriteableObject);
60
61	48	if ( ! is_null($leaf) && ($reference instanceof DaftNestedWriteableObject)) {
62	18	return $this->ModifyDaftNestedObjectTreeInsert($leaf, $reference, $before, $above);
63	48	} elseif ( ! $leafIsObject \|\| ($referenceId !== $this->GetNestedObjectTreeRootId())) {
64	24	throw new InvalidArgumentException(sprintf(
65	24	self::EXCEPTION_ARGUMENT_DID_NOT_RESOLVE_TO_A_LEAF_NODE,
66	24	( ! $leafIsObject) ? 1 : 2,
67	24	__METHOD__
68		));
69		}
70
71		/**
72		* @var DaftNestedWriteableObject $leaf
73		*/
74	24	$leaf = $leaf;
75
76	24	return $this->ModifyDaftNestedObjectTreeInsertLooseIntoTree($leaf, $before, $above);
77		}
78
79	8	public function ModifyDaftNestedObjectTreeRemoveWithObject(
80		DaftNestedWriteableObject $root,
81		? DaftNestedWriteableObject $replacementRoot
82		) : int {
83		if (
84	8	$this->CountDaftNestedObjectTreeWithObject($root, false, null) > 0 &&
85	8	is_null($replacementRoot)
86		) {
87	2	throw new BadMethodCallException('Cannot leave orphan objects in a tree');
88		}
89
90	6	$root = $this->StoreThenRetrieveFreshCopy($root);
91
92	6	if ( ! is_null($replacementRoot)) {
93	4	$this->ModifyDaftNestedObjectTreeRemoveWithObjectPrepareRemovalAndRebuild(
94	4	$root,
95	4	$replacementRoot
96		);
97		}
98
99	6	$this->RemoveDaftObject($root);
100
101	6	$this->RebuildTreeInefficiently();
102
103	6	return $this->CountDaftNestedObjectFullTree();
104		}
105
106		/**
107		* {@inheritdoc}
108		*/
109	12	public function ModifyDaftNestedObjectTreeRemoveWithId($root, $replacementRoot) : int
110		{
111	12	$rootObject = $this->RecallDaftObject($root);
112
113	12	if ($rootObject instanceof DaftNestedWriteableObject) {
114		if (
115	12	$this->CountDaftNestedObjectTreeWithObject($rootObject, false, null) > 0 &&
116	12	is_null($replacementRoot)
117		) {
118	2	throw new BadMethodCallException('Cannot leave orphan objects in a tree');
119		} elseif (
120	10	! is_null($replacementRoot) &&
121	10	$replacementRoot !== $this->GetNestedObjectTreeRootId()
122		) {
123	4	return $this->MaybeRemoveWithPossibleObject(
124	4	$rootObject,
125	4	$this->RecallDaftObject($replacementRoot)
126		);
127		}
128
129	6	$this->UpdateRemoveThenRebuild($rootObject, $replacementRoot);
130		}
131
132	6	return $this->CountDaftNestedObjectFullTree();
133		}
134
135	4	protected function ModifyDaftNestedObjectTreeRemoveWithObjectPrepareRemovalAndRebuild(
136		DaftNestedWriteableObject $root,
137		DaftNestedWriteableObject $replacementRoot
138		) : void {
139		/**
140		* @var scalar\|scalar[] $replacementRootId
141		*/
142	4	$replacementRootId = $this->StoreThenRetrieveFreshCopy($replacementRoot)->GetId();
143
144		/**
145		* @var DaftNestedWriteableObject $alter
146		*/
147	4	foreach ($this->RecallDaftNestedObjectTreeWithObject($root, false, 1) as $alter) {
148	2	$alter->AlterDaftNestedObjectParentId($replacementRootId);
149	2	$this->StoreThenRetrieveFreshCopy($alter);
150		}
151	4	}
152
153		/**
154		* @param DaftNestedWriteableObject\|mixed $leaf
155		*/
156	60	protected function MaybeGetLeaf($leaf) : ? DaftNestedWriteableObject
157		{
158	60	if ($leaf === $this->GetNestedObjectTreeRootId()) {
159	12	throw new InvalidArgumentException('Cannot pass root id as new leaf');
160	48	} elseif ($leaf instanceof DaftNestedWriteableObject) {
161	24	return $this->StoreThenRetrieveFreshCopy($leaf);
162		}
163
164		/**
165		* @var DaftNestedWriteableObject\|null $out
166		*/
167	40	$out = $this->RecallDaftObject($leaf);
168
169	40	return $out;
170		}
171
172	24	protected function ModifyDaftNestedObjectTreeInsertLooseIntoTree(
173		DaftNestedWriteableObject $leaf,
174		bool $before,
175		? bool $above
176		) : DaftNestedWriteableObject {
177	24	$tree = $this->RecallDaftNestedObjectFullTree(0);
178		$tree = array_filter($tree, function (DaftNestedWriteableObject $e) use ($leaf) : bool {
179	24	return $e->GetId() !== $leaf->GetId();
180	24	});
181
182	24	if (0 === count($tree)) {
183	24	$leaf->SetIntNestedLeft(0);
184	24	$leaf->SetIntNestedRight(1);
185	24	$leaf->SetIntNestedLevel(0);
186	24	$leaf->AlterDaftNestedObjectParentId($this->GetNestedObjectTreeRootId());
187
188	24	return $this->StoreThenRetrieveFreshCopy($leaf);
189		}
190
191		/**
192		* @var DaftNestedWriteableObject $reference
193		*/
194	24	$reference = $before ? current($tree) : end($tree);
195
196	24	return $this->ModifyDaftNestedObjectTreeInsert($leaf, $reference, $before, $above);
197		}
198
199	4	protected function MaybeRemoveWithPossibleObject(
200		DaftNestedWriteableObject $rootObject,
201		? DaftObject $replacementRootObject
202		) : int {
203	4	if ( ! ($replacementRootObject instanceof DaftNestedWriteableObject)) {
204	2	throw new InvalidArgumentException(
205	2	'Could not locate replacement root, cannot leave orphan objects!'
206		);
207		}
208
209	2	return $this->ModifyDaftNestedObjectTreeRemoveWithObject(
210	2	$rootObject,
211	2	$replacementRootObject
212		);
213		}
214
215		/**
216		* @param mixed $replacementRoot
217		*/
218	6	protected function UpdateRemoveThenRebuild(
219		DaftNestedWriteableObject $rootObject,
220		$replacementRoot
221		) : void {
222		/**
223		* @var DaftNestedWriteableObject $alter
224		*/
225		foreach (
226	6	$this->RecallDaftNestedObjectTreeWithObject($rootObject, false, 1) as $alter
227		) {
228	2	$alter = $this->StoreThenRetrieveFreshCopy($alter);
229	2	$alter->AlterDaftNestedObjectParentId($replacementRoot);
230	2	$this->RememberDaftObject($alter);
231		}
232
233	6	$this->RemoveDaftObject($rootObject);
234
235	6	$this->RebuildTreeInefficiently();
236	6	}
237
238	36	protected function ModifyDaftNestedObjectTreeInsertAbove(
239		DaftNestedWriteableObject $newLeaf,
240		DaftNestedWriteableObject $referenceLeaf
241		) : void {
242	36	$newLeaf->AlterDaftNestedObjectParentId($referenceLeaf->ObtainDaftNestedObjectParentId());
243	36	$referenceLeaf->AlterDaftNestedObjectParentId($newLeaf->GetId());
244
245	36	$this->StoreThenRetrieveFreshCopy($newLeaf);
246	36	$this->StoreThenRetrieveFreshCopy($referenceLeaf);
247	36	}
248
249	6	protected function ModifyDaftNestedObjectTreeInsertBelow(
250		DaftNestedWriteableObject $newLeaf,
251		DaftNestedWriteableObject $referenceLeaf
252		) : void {
253	6	$newLeaf->AlterDaftNestedObjectParentId($referenceLeaf->GetId());
254	6	$this->StoreThenRetrieveFreshCopy($newLeaf);
255	6	}
256
257	40	protected function ModifyDaftNestedObjectTreeInsertAdjacent(
258		DaftNestedWriteableObject $newLeaf,
259		DaftNestedWriteableObject $referenceLeaf,
260		bool $before
261		) : void {
262		/**
263		* @var array<int, DaftNestedWriteableObject> $siblings
264		*/
265	40	$siblings = array_values(array_filter(
266	40	$this->RecallDaftNestedObjectTreeWithId(
267	40	$referenceLeaf->ObtainDaftNestedObjectParentId(),
268	40	false,
269		0
270		),
271		function (DaftNestedWriteableObject $leaf) use ($newLeaf) : bool {
272	28	return $leaf->GetId() !== $newLeaf->GetId();
273	40	}
274		));
275
276	40	$siblingIds = [];
277	40	$siblingSort = [];
278	40	$j = count($siblings);
279
280		/**
281		* @var DaftNestedWriteableObject $leaf
282		*/
283	40	foreach ($siblings as $leaf) {
284		/**
285		* @var scalar\|scalar[] $siblingId
286		*/
287	28	$siblingId = $leaf->GetId();
288	28	$siblingIds[] = $siblingId;
289	28	$siblingSort[] = $leaf->GetIntNestedSortOrder();
290		}
291
292	40	$pos = array_search($referenceLeaf->GetId(), $siblingIds, true);
293
294	40	if (false === $pos) {
295	12	throw new RuntimeException('Reference leaf not found in siblings tree!');
296		}
297
298	28	for ($i = 0; $i < $j; ++$i) {
299	28	$siblings[$i]->SetIntNestedSortOrder(
300	28	$siblingSort[$i] +
301	28	(($before ? ($i < $pos) : ($i <= $pos)) ? -1 : 1)
302		);
303	28	$this->StoreThenRetrieveFreshCopy($siblings[$i]);
304		}
305
306	28	$newLeaf->SetIntNestedSortOrder($siblingSort[$pos]);
307	28	$newLeaf->AlterDaftNestedObjectParentId($referenceLeaf->ObtainDaftNestedObjectParentId());
308
309	28	$this->StoreThenRetrieveFreshCopy($newLeaf);
310	28	}
311
312	88	protected function RememberDaftObjectData(DefinesOwnIdPropertiesInterface $object) : void
313		{
314	88	static::ThrowIfNotType($object, DaftNestedWriteableObject::class, 1, __METHOD__);
315
316	88	parent::RememberDaftObjectData($object);
317	88	}
318
319		/**
320		* @param DaftObject\|string $object
321		*/
322	102	protected static function ThrowIfNotType(
323		$object,
324		string $type,
325		int $argument,
326		string $function
327		) : void {
328	102	if ( ! is_a($object, DaftNestedWriteableObject::class, is_string($object))) {
329	2	throw new DaftObjectRepositoryTypeByClassMethodAndTypeException(
330	2	$argument,
331	2	static::class,
332	2	$function,
333	2	DaftNestedWriteableObject::class,
334	2	is_string($object) ? $object : get_class($object)
335		);
336		}
337
338	100	parent::ThrowIfNotType($object, $type, $argument, $function);
339	100	}
340
341	48	protected function RebuildTreeInefficiently() : void
342		{
343		$parentIdXref = [
344	48	(array) $this->GetNestedObjectTreeRootId(),
345		];
346
347		/**
348		* @var array<int, array<int, DaftNestedWriteableObject>> $xRefChildren
349		*/
350		$xRefChildren = [
351	48	[],
352		];
353
354		/**
355		* @var array<int, scalar\|scalar[]> $idXref
356		*/
357	48	$idXref = [];
358
359	48	$tree = $this->RecallDaftNestedObjectFullTree();
360
361		usort($tree, function (DaftNestedWriteableObject $a, DaftNestedWriteableObject $b) : int {
362	48	return $this->CompareObjects($a, $b);
363	48	});
364
365		/**
366		* @var DaftNestedWriteableObject $leaf
367		*/
368	48	foreach ($tree as $i => $leaf) {
369	48	$leafParentId = $leaf->ObtainDaftNestedObjectParentId();
370	48	$pos = array_search($leafParentId, $parentIdXref, true);
371
372	48	if (false === $pos) {
373	42	$parentIdXref[] = $leafParentId;
374
375		/**
376		* @var int $pos
377		*/
378	42	$pos = array_search($leafParentId, $parentIdXref, true);
379
380	42	$xRefChildren[$pos] = [];
381		}
382
383	48	if ( ! in_array($leaf, $xRefChildren[$pos], true)) {
384	48	$xRefChildren[$pos][] = $leaf;
385		}
386
387	48	if ( ! in_array($leaf->GetId(), $idXref, true)) {
388		/**
389		* @var scalar\|scalar[] $leafId
390		*/
391	48	$leafId = $leaf->GetId();
392	48	$idXref[] = $leafId;
393		}
394
395	48	$leaf->SetIntNestedLeft(0);
396	48	$leaf->SetIntNestedRight(0);
397	48	$leaf->SetIntNestedLevel(0);
398
399	48	$tree[$i] = $this->StoreThenRetrieveFreshCopy($leaf);
400		}
401
402	48	$n = 0;
403
404		/**
405		* @var DaftNestedWriteableObject $rootLeaf
406		*/
407	48	foreach ($xRefChildren[0] as $rootLeaf) {
408	48	$n = $this->InefficientRebuild(
409	48	$rootLeaf,
410	48	0,
411	48	$n,
412	48	$parentIdXref,
413	48	$idXref,
414	48	$xRefChildren
415		);
416		}
417	48	}
418
419	48	protected function InefficientRebuild(
420		DaftNestedWriteableObject $leaf,
421		int $level,
422		int $n,
423		array $parentIds,
424		array $ids,
425		array $children
426		) : int {
427		/**
428		* @var scalar\|scalar[] $id
429		*/
430	48	$id = $leaf->GetId();
431
432	48	$leaf->SetIntNestedLevel($level);
433	48	$leaf->SetIntNestedLeft($n);
434
435	48	++$n;
436
437		/**
438		* @var int\|false $parentPos
439		*/
440	48	$parentPos = array_search((array) $id, $parentIds, true);
441
442	48	if (false !== $parentPos) {
443		/**
444		* @var DaftNestedWriteableObject $childLeaf
445		*/
446	42	foreach ($children[$parentPos] as $childLeaf) {
447	42	$n = $this->InefficientRebuild(
448	42	$childLeaf,
449	42	$level + 1,
450	42	$n,
451	42	$parentIds,
452	42	$ids,
453	42	$children
454		);
455		}
456		}
457
458	48	$leaf->SetIntNestedRight($n);
459
460	48	$this->StoreThenRetrieveFreshCopy($leaf);
461
462	48	return $n + 1;
463		}
464
465	50	protected function StoreThenRetrieveFreshCopy(
466		DaftNestedWriteableObject $leaf
467		) : DaftNestedWriteableObject {
468	50	$this->RememberDaftObject($leaf);
469	50	$this->ForgetDaftObject($leaf);
470	50	$this->ForgetDaftObjectById($leaf->GetId());
471
472	50	$fresh = $this->RecallDaftObject($leaf->GetId());
473
474	50	if ( ! ($fresh instanceof DaftNestedWriteableObject)) {
475	2	throw new RuntimeException('Was not able to obtain a fresh copy of the object!');
476		}
477
478	48	return $fresh;
479		}
480		}
481

SignpostMarv / daft-nested-object

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ModifyDaftNestedObjectTreeRemoveWithObjectPrepareRemovalAndRebuild() A

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