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in_app_purchase_product.mm
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in_app_purchase_product.mm
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// Copyright (c) 2017 Amaplex Software, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "shell/browser/mac/in_app_purchase_product.h"
#include <string>
#include <utility>
#include <vector>
#include "base/bind.h"
#include "base/strings/sys_string_conversions.h"
#include "base/task/post_task.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#import <StoreKit/StoreKit.h>
// ============================================================================
// InAppPurchaseProduct
// ============================================================================
// --------------------------------- Interface --------------------------------
@interface InAppPurchaseProduct : NSObject <SKProductsRequestDelegate> {
@private
in_app_purchase::InAppPurchaseProductsCallback callback_;
}
- (id)initWithCallback:(in_app_purchase::InAppPurchaseProductsCallback)callback;
@end
// ------------------------------- Implementation -----------------------------
@implementation InAppPurchaseProduct
/**
* Init with a callback.
*
* @param callback - The callback that will be called to return the products.
*/
- (id)initWithCallback:
(in_app_purchase::InAppPurchaseProductsCallback)callback {
if ((self = [super init])) {
callback_ = std::move(callback);
}
return self;
}
/**
* Return products.
*
* @param productIDs - The products' id to fetch.
*/
- (void)getProducts:(NSSet*)productIDs {
SKProductsRequest* productsRequest;
productsRequest =
[[SKProductsRequest alloc] initWithProductIdentifiers:productIDs];
productsRequest.delegate = self;
[productsRequest start];
}
/**
* @see SKProductsRequestDelegate
*/
- (void)productsRequest:(SKProductsRequest*)request
didReceiveResponse:(SKProductsResponse*)response {
// Release request object.
[request release];
// Get the products.
NSArray* products = response.products;
// Convert the products.
std::vector<in_app_purchase::Product> converted;
converted.reserve([products count]);
for (SKProduct* product in products) {
converted.push_back([self skProductToStruct:product]);
}
// Send the callback to the browser thread.
base::PostTask(FROM_HERE, {content::BrowserThread::UI},
base::BindOnce(std::move(callback_), converted));
[self release];
}
/**
* Format local price.
*
* @param price - The price to format.
* @param priceLocal - The local format.
*/
- (NSString*)formatPrice:(NSDecimalNumber*)price
withLocal:(NSLocale*)priceLocal {
NSNumberFormatter* numberFormatter = [[NSNumberFormatter alloc] init];
[numberFormatter setFormatterBehavior:NSNumberFormatterBehavior10_4];
[numberFormatter setNumberStyle:NSNumberFormatterCurrencyStyle];
[numberFormatter setLocale:priceLocal];
return [numberFormatter stringFromNumber:price];
}
/**
* Convert a skProduct object to Product structure.
*
* @param product - The SKProduct object to convert.
*/
- (in_app_purchase::Product)skProductToStruct:(SKProduct*)product {
in_app_purchase::Product productStruct;
// Product Identifier
if (product.productIdentifier != nil) {
productStruct.productIdentifier = [product.productIdentifier UTF8String];
}
// Product Attributes
if (product.localizedDescription != nil) {
productStruct.localizedDescription =
[product.localizedDescription UTF8String];
}
if (product.localizedTitle != nil) {
productStruct.localizedTitle = [product.localizedTitle UTF8String];
}
if (product.contentVersion != nil) {
productStruct.contentVersion = [product.contentVersion UTF8String];
}
if (product.contentLengths != nil) {
productStruct.contentLengths.reserve([product.contentLengths count]);
for (NSNumber* contentLength in product.contentLengths) {
productStruct.contentLengths.push_back([contentLength longLongValue]);
}
}
// Pricing Information
if (product.price != nil) {
productStruct.price = [product.price doubleValue];
if (product.priceLocale != nil) {
productStruct.formattedPrice =
[[self formatPrice:product.price
withLocal:product.priceLocale] UTF8String];
// Currency Information
if (@available(macOS 10.12, *)) {
if (product.priceLocale.currencyCode != nil) {
productStruct.currencyCode =
[product.priceLocale.currencyCode UTF8String];
}
}
}
}
// Downloadable Content Information
productStruct.isDownloadable = [product downloadable];
return productStruct;
}
@end
// ============================================================================
// C++ in_app_purchase
// ============================================================================
namespace in_app_purchase {
Product::Product() = default;
Product::Product(const Product&) = default;
Product::~Product() = default;
void GetProducts(const std::vector<std::string>& productIDs,
InAppPurchaseProductsCallback callback) {
auto* iapProduct =
[[InAppPurchaseProduct alloc] initWithCallback:std::move(callback)];
// Convert the products' id to NSSet.
NSMutableSet* productsIDSet =
[NSMutableSet setWithCapacity:productIDs.size()];
for (auto& productID : productIDs) {
[productsIDSet addObject:base::SysUTF8ToNSString(productID)];
}
// Fetch the products.
[iapProduct getProducts:productsIDSet];
}
} // namespace in_app_purchase