feat(Week10): Add solutions

1 files changed, 94 insertions, 0 deletions

diff --git a/Week10/Exercise03/Warehouse.cpp b/Week10/Exercise03/Warehouse.cpp
new file mode 100644
index 0000000..2ce5cca
--- /dev/null
+++ b/Week10/Exercise03/Warehouse.cpp
@@ -0,0 +1,94 @@
+#include "Warehouse.h"
+#include <cstring>
+#include <utility>
+
+void Warehouse::free() {
+	delete[] deliveries;
+}
+
+void Warehouse::copyFrom(const Warehouse& other) {
+	deliveriesAlloc = other.deliveriesAlloc;
+	deliveriesCount = other.deliveriesCount;
+
+	deliveries = new Delivery[deliveriesAlloc];
+	for (unsigned i = 0; i < deliveriesCount; ++i)
+		deliveries[i] = other.deliveries[i];
+}
+
+void Warehouse::resize() {
+	deliveriesAlloc = deliveriesAlloc == 0 ? 8 : deliveriesAlloc * 2;
+	Delivery* deliveriesLarger = new Delivery[deliveriesAlloc];
+
+	for (unsigned i = 0; i < deliveriesCount; ++i)
+		deliveriesLarger[i] = deliveries[i];
+
+	delete[] deliveries;
+	deliveries = deliveriesLarger;
+}
+
+Warehouse::Warehouse() : Inventory(), deliveries(), deliveriesCount(), deliveriesAlloc()
+{ }
+
+Warehouse::~Warehouse() {
+	free();
+}
+
+Warehouse::Warehouse(const Warehouse& other) : Inventory(other) {
+	copyFrom(other);
+}
+
+Warehouse& Warehouse::operator=(const Warehouse& other) {
+	if (this != &other) {
+		Inventory::operator=(other);
+		free();
+		copyFrom(other);
+	}
+	return *this;
+}
+
+Warehouse::Warehouse(Warehouse&& other) : Inventory(std::move(other)) {
+	deliveries = other.deliveries;
+	deliveriesCount = other.deliveriesCount;
+	deliveriesAlloc = other.deliveriesAlloc;
+
+	other.deliveries = nullptr;
+	other.deliveriesCount = other.deliveriesAlloc = 0;
+}
+
+Warehouse& Warehouse::operator=(Warehouse&& other) {
+	if (this != &other) {
+		Warehouse::operator=(std::move(other));
+
+		free();
+
+		deliveries = other.deliveries;
+		deliveriesCount = other.deliveriesCount;
+		deliveriesAlloc = other.deliveriesAlloc;
+
+		other.deliveries = nullptr;
+		other.deliveriesCount = other.deliveriesAlloc = 0;
+	}
+	return *this;
+}
+
+bool Warehouse::Receive(const Delivery& delivery) {
+	for (unsigned i = 0; i < delivery.productsCount; ++i) {
+		unsigned productIndex = 0;
+		while (productIndex < productsCount &&
+			   strcmp(delivery.products[i].name, products[productIndex].name) != 0)
+		{
+			++productIndex;
+		}
+
+		if (productIndex == productsCount)
+			AddProduct(delivery.products[i]);
+		else
+			products[i].quantity += delivery.products[i].quantity;
+	}
+
+	if (deliveriesCount >= deliveriesAlloc)
+		resize();
+	deliveries[deliveriesCount++] = delivery;
+
+	return true;
+}