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class ConcreteFactory1 : AbstractFactory {
    override fun createProductA(): ProductA {
        return ConcreteProductA1()
    }

    override fun createProductB(): ProductB {
        return ConcreteProductB1()
    }
}

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class ConcreteProductA1 : ProductA {
    override fun use() {
        // implementation
    }
}

class ConcreteProductA2 : ProductA {
    override fun use() {
        // implementation
    }

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interface ProductA {
    fun use()
}

interface ProductB {
    fun use()
}

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interface AbstractFactory {
    fun createProductA(): ProductA
    fun createProductB(): ProductB
}

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interface RetrofitApi {
    fun create(): Retrofit
}

class ProductionRetrofitApi : RetrofitApi {
    override fun create(): Retrofit {
        val retrofit = Retrofit.Builder()
            .baseUrl("https://production-api.com")
            .addConverterFactory(GsonConverterFactory.create())
            .build()

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class ConcreteCreatorA : Creator() {
    override fun factoryMethod(): Product {
        return ConcreteProductA()
    }
}

class ConcreteCreatorB : Creator() {
    override fun factoryMethod(): Product {
        return ConcreteProductB()
    }

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abstract class Creator {
    abstract fun factoryMethod(): Product

    fun someOperation() {
        val product = factoryMethod()
        product.use()
    }
}

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class ConcreteProductA : Product {
    override fun use() {
        // implementation
    }
}

class ConcreteProductB : Product {
    override fun use() {
        // implementation
    }

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interface Product {
    fun use()
}

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fun <T> Koin.getDependency(objCClass: ObjCClass): T? = getOriginalKotlinClass(objCClass)?.let {
    getDependency(it)
}