暂存

vendor/illuminate/database/Eloquent/Factories/Attributes/UseModel.php

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+<?php
+
+namespace Illuminate\Database\Eloquent\Factories\Attributes;
+
+use Attribute;
+
+#[Attribute(Attribute::TARGET_CLASS)]
+class UseModel
+{
+    /**
+     * Create a new attribute instance.
+     *
+     * @param  string  $class
+     */
+    public function __construct(public string $class)
+    {
+        //
+    }
+}

vendor/illuminate/database/Eloquent/Factories/BelongsToManyRelationship.php

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+<?php
+
+namespace Illuminate\Database\Eloquent\Factories;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Collection;
+
+class BelongsToManyRelationship
+{
+    /**
+     * The related factory instance.
+     *
+     * @var \Illuminate\Database\Eloquent\Factories\Factory|\Illuminate\Support\Collection|\Illuminate\Database\Eloquent\Model|array
+     */
+    protected $factory;
+
+    /**
+     * The pivot attributes / attribute resolver.
+     *
+     * @var callable|array
+     */
+    protected $pivot;
+
+    /**
+     * The relationship name.
+     *
+     * @var string
+     */
+    protected $relationship;
+
+    /**
+     * Create a new attached relationship definition.
+     *
+     * @param  \Illuminate\Database\Eloquent\Factories\Factory|\Illuminate\Support\Collection|\Illuminate\Database\Eloquent\Model|array  $factory
+     * @param  callable|array  $pivot
+     * @param  string  $relationship
+     */
+    public function __construct($factory, $pivot, $relationship)
+    {
+        $this->factory = $factory;
+        $this->pivot = $pivot;
+        $this->relationship = $relationship;
+    }
+
+    /**
+     * Create the attached relationship for the given model.
+     *
+     * @param  \Illuminate\Database\Eloquent\Model  $model
+     * @return void
+     */
+    public function createFor(Model $model)
+    {
+        $factoryInstance = $this->factory instanceof Factory;
+
+        if ($factoryInstance) {
+            $relationship = $model->{$this->relationship}();
+        }
+
+        Collection::wrap($factoryInstance ? $this->factory->prependState($relationship->getQuery()->pendingAttributes)->create([], $model) : $this->factory)->each(function ($attachable) use ($model) {
+            $model->{$this->relationship}()->attach(
+                $attachable,
+                is_callable($this->pivot) ? call_user_func($this->pivot, $model) : $this->pivot
+            );
+        });
+    }
+
+    /**
+     * Specify the model instances to always use when creating relationships.
+     *
+     * @param  \Illuminate\Support\Collection  $recycle
+     * @return $this
+     */
+    public function recycle($recycle)
+    {
+        if ($this->factory instanceof Factory) {
+            $this->factory = $this->factory->recycle($recycle);
+        }
+
+        return $this;
+    }
+}

vendor/illuminate/database/Eloquent/Factories/BelongsToRelationship.php

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+<?php
+
+namespace Illuminate\Database\Eloquent\Factories;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\MorphTo;
+
+class BelongsToRelationship
+{
+    /**
+     * The related factory instance.
+     *
+     * @var \Illuminate\Database\Eloquent\Factories\Factory|\Illuminate\Database\Eloquent\Model
+     */
+    protected $factory;
+
+    /**
+     * The relationship name.
+     *
+     * @var string
+     */
+    protected $relationship;
+
+    /**
+     * The cached, resolved parent instance ID.
+     *
+     * @var mixed
+     */
+    protected $resolved;
+
+    /**
+     * Create a new "belongs to" relationship definition.
+     *
+     * @param  \Illuminate\Database\Eloquent\Factories\Factory|\Illuminate\Database\Eloquent\Model  $factory
+     * @param  string  $relationship
+     */
+    public function __construct($factory, $relationship)
+    {
+        $this->factory = $factory;
+        $this->relationship = $relationship;
+    }
+
+    /**
+     * Get the parent model attributes and resolvers for the given child model.
+     *
+     * @param  \Illuminate\Database\Eloquent\Model  $model
+     * @return array
+     */
+    public function attributesFor(Model $model)
+    {
+        $relationship = $model->{$this->relationship}();
+
+        return $relationship instanceof MorphTo ? [
+            $relationship->getMorphType() => $this->factory instanceof Factory ? $this->factory->newModel()->getMorphClass() : $this->factory->getMorphClass(),
+            $relationship->getForeignKeyName() => $this->resolver($relationship->getOwnerKeyName()),
+        ] : [
+            $relationship->getForeignKeyName() => $this->resolver($relationship->getOwnerKeyName()),
+        ];
+    }
+
+    /**
+     * Get the deferred resolver for this relationship's parent ID.
+     *
+     * @param  string|null  $key
+     * @return \Closure
+     */
+    protected function resolver($key)
+    {
+        return function () use ($key) {
+            if (! $this->resolved) {
+                $instance = $this->factory instanceof Factory
+                    ? ($this->factory->getRandomRecycledModel($this->factory->modelName()) ?? $this->factory->create())
+                    : $this->factory;
+
+                return $this->resolved = $key ? $instance->{$key} : $instance->getKey();
+            }
+
+            return $this->resolved;
+        };
+    }
+
+    /**
+     * Specify the model instances to always use when creating relationships.
+     *
+     * @param  \Illuminate\Support\Collection  $recycle
+     * @return $this
+     */
+    public function recycle($recycle)
+    {
+        if ($this->factory instanceof Factory) {
+            $this->factory = $this->factory->recycle($recycle);
+        }
+
+        return $this;
+    }
+}

vendor/illuminate/database/Eloquent/Factories/CrossJoinSequence.php

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+<?php
+
+namespace Illuminate\Database\Eloquent\Factories;
+
+use Illuminate\Support\Arr;
+
+class CrossJoinSequence extends Sequence
+{
+    /**
+     * Create a new cross join sequence instance.
+     *
+     * @param  array  ...$sequences
+     */
+    public function __construct(...$sequences)
+    {
+        $crossJoined = array_map(
+            function ($a) {
+                return array_merge(...$a);
+            },
+            Arr::crossJoin(...$sequences),
+        );
+
+        parent::__construct(...$crossJoined);
+    }
+}

vendor/illuminate/database/Eloquent/Factories/HasFactory.php

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+<?php
+
+namespace Illuminate\Database\Eloquent\Factories;
+
+use Illuminate\Database\Eloquent\Attributes\UseFactory;
+
+/**
+ * @template TFactory of \Illuminate\Database\Eloquent\Factories\Factory
+ */
+trait HasFactory
+{
+    /**
+     * Get a new factory instance for the model.
+     *
+     * @param  (callable(array<string, mixed>, static|null): array<string, mixed>)|array<string, mixed>|int|null  $count
+     * @param  (callable(array<string, mixed>, static|null): array<string, mixed>)|array<string, mixed>  $state
+     * @return TFactory
+     */
+    public static function factory($count = null, $state = [])
+    {
+        $factory = static::newFactory() ?? Factory::factoryForModel(static::class);
+
+        return $factory
+            ->count(is_numeric($count) ? $count : null)
+            ->state(is_callable($count) || is_array($count) ? $count : $state);
+    }
+
+    /**
+     * Create a new factory instance for the model.
+     *
+     * @return TFactory|null
+     */
+    protected static function newFactory()
+    {
+        if (isset(static::$factory)) {
+            return static::$factory::new();
+        }
+
+        return static::getUseFactoryAttribute() ?? null;
+    }
+
+    /**
+     * Get the factory from the UseFactory class attribute.
+     *
+     * @return TFactory|null
+     */
+    protected static function getUseFactoryAttribute()
+    {
+        $attributes = (new \ReflectionClass(static::class))
+            ->getAttributes(UseFactory::class);
+
+        if ($attributes !== []) {
+            $useFactory = $attributes[0]->newInstance();
+
+            $factory = $useFactory->factoryClass::new();
+
+            $factory->guessModelNamesUsing(fn () => static::class);
+
+            return $factory;
+        }
+    }
+}

vendor/illuminate/database/Eloquent/Factories/Relationship.php

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+<?php
+
+namespace Illuminate\Database\Eloquent\Factories;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+use Illuminate\Database\Eloquent\Relations\HasOneOrMany;
+use Illuminate\Database\Eloquent\Relations\MorphOneOrMany;
+
+class Relationship
+{
+    /**
+     * The related factory instance.
+     *
+     * @var \Illuminate\Database\Eloquent\Factories\Factory
+     */
+    protected $factory;
+
+    /**
+     * The relationship name.
+     *
+     * @var string
+     */
+    protected $relationship;
+
+    /**
+     * Create a new child relationship instance.
+     *
+     * @param  \Illuminate\Database\Eloquent\Factories\Factory  $factory
+     * @param  string  $relationship
+     */
+    public function __construct(Factory $factory, $relationship)
+    {
+        $this->factory = $factory;
+        $this->relationship = $relationship;
+    }
+
+    /**
+     * Create the child relationship for the given parent model.
+     *
+     * @param  \Illuminate\Database\Eloquent\Model  $parent
+     * @return void
+     */
+    public function createFor(Model $parent)
+    {
+        $relationship = $parent->{$this->relationship}();
+
+        if ($relationship instanceof MorphOneOrMany) {
+            $this->factory->state([
+                $relationship->getMorphType() => $relationship->getMorphClass(),
+                $relationship->getForeignKeyName() => $relationship->getParentKey(),
+            ])->prependState($relationship->getQuery()->pendingAttributes)->create([], $parent);
+        } elseif ($relationship instanceof HasOneOrMany) {
+            $this->factory->state([
+                $relationship->getForeignKeyName() => $relationship->getParentKey(),
+            ])->prependState($relationship->getQuery()->pendingAttributes)->create([], $parent);
+        } elseif ($relationship instanceof BelongsToMany) {
+            $relationship->attach(
+                $this->factory->prependState($relationship->getQuery()->pendingAttributes)->create([], $parent)
+            );
+        }
+    }
+
+    /**
+     * Specify the model instances to always use when creating relationships.
+     *
+     * @param  \Illuminate\Support\Collection  $recycle
+     * @return $this
+     */
+    public function recycle($recycle)
+    {
+        $this->factory = $this->factory->recycle($recycle);
+
+        return $this;
+    }
+}

vendor/illuminate/database/Eloquent/Factories/Sequence.php

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+<?php
+
+namespace Illuminate\Database\Eloquent\Factories;
+
+use Countable;
+
+class Sequence implements Countable
+{
+    /**
+     * The sequence of return values.
+     *
+     * @var array
+     */
+    protected $sequence;
+
+    /**
+     * The count of the sequence items.
+     *
+     * @var int
+     */
+    public $count;
+
+    /**
+     * The current index of the sequence iteration.
+     *
+     * @var int
+     */
+    public $index = 0;
+
+    /**
+     * Create a new sequence instance.
+     *
+     * @param  mixed  ...$sequence
+     */
+    public function __construct(...$sequence)
+    {
+        $this->sequence = $sequence;
+        $this->count = count($sequence);
+    }
+
+    /**
+     * Get the current count of the sequence items.
+     *
+     * @return int
+     */
+    public function count(): int
+    {
+        return $this->count;
+    }
+
+    /**
+     * Get the next value in the sequence.
+     *
+     * @param  array<string, mixed>  $attributes
+     * @param  \Illuminate\Database\Eloquent\Model|null  $parent
+     * @return mixed
+     */
+    public function __invoke($attributes = [], $parent = null)
+    {
+        return tap(value($this->sequence[$this->index % $this->count], $this, $attributes, $parent), function () {
+            $this->index = $this->index + 1;
+        });
+    }
+}