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//
// ProductView.h
// Mobile Buy SDK
//
// Created by Shopify.
// Copyright (c) 2015 Shopify Inc. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
@import UIKit;
@import Buy;
@class ActionableFooterView;
@class GradientView;
@class ProductViewHeader;
@class HeaderBackgroundView;
/**
* The BUYProductViewController's main view, containing everything needed to display the UI for the product
*/
@interface ProductView : UIView
/**
* The table view containg the product's image(s) in the tableHeaderView, title, price,
* description and variant options
*/
@property (nonatomic, strong) UITableView *tableView;
/**
* The product view includes a blurred product image as the background. The table view's background
* is clear for this reason. This view ensures the bottom part of the table view is always opaque and only
* the background of the product image(s) shows a blurred product image.
*/
@property (nonatomic, strong) UIView *stickyFooterView;
/**
* A constraint that managed the height for the stickyFooterView
*/
@property (nonatomic, strong) NSLayoutConstraint *footerHeightLayoutConstraint;
/**
* A constraint that managed the offset for the stickyFooterView based on the current scroll offset
*/
@property (nonatomic, strong) NSLayoutConstraint *footerOffsetLayoutConstraint;
/**
* The tableHeaderView containting the product image(s) (if available)
*/
@property (nonatomic, strong) ProductViewHeader *productViewHeader;
@property (nonatomic, strong) HeaderBackgroundView *backgroundImageView;
/**
* The footer view containing the Checkout button, and - if enabled - Apple Pay button.
*/
@property (nonatomic, strong) ActionableFooterView *productViewFooter;
/**
* A gradient view that sits at the top of the product images (if available).
* This view is invisible when the navigation bar is visible.
*/
@property (nonatomic, strong) GradientView *topGradientView;
/**
* Helps determine logic for setting up product images in the BUYProductViewController
*/
@property (nonatomic, assign) BOOL hasSetVariantOnCollectionView;
/**
* Initializer for the product view using a rect, product to display and theme
*
* @param rect The rect is needed for the UICollectionView in the ProductViewHeader to setup the cell's bounds
* @param product The product to display in the product view. Only used in the initializer to
* @param theme The theme for the product view
* @param showApplePaySetup Show Apple Pay button with 'Set Up Apple Pay' text as determined by the presenter
*
* @return An instance of the ProductView
*/
- (instancetype)initWithFrame:(CGRect)rect product:(BUYProduct*)product shouldShowApplePaySetup:(BOOL)showApplePaySetup;
/**
* The BUYProductViewController is the UITableViewDelegate, so it receives the UIScrollView delegate method calls.
* This method allows for forward-handling of these calls to update the product images and other UI elements accordingly.
*
* @param scrollView The UIScrollView being scrolled in the BUYProductViewController
*/
- (void)scrollViewDidScroll:(UIScrollView *)scrollView;
/**
* Updates the blurred product image behind the table view when the product image change.
*
* @param images An array of product images.
*/
- (void)updateBackgroundImage:(NSArray *)images;
/**
* An toast error view above the checkout button(s) to use for display of an error when creating a checkout for Apple Pay.
*
* @param errorMessage The error message to display.
*/
- (void)showErrorWithMessage:(NSString*)errorMessage;
/**
* The inset for the table view and scroll indicator, allowing for custom insets.
*
* @param edgeInsets The edge inset to set for the table view.
* @param appendToCurrentInset A flag that allows for adding the edge insets to the current edgeinsets of the table view.
*/
- (void)setInsets:(UIEdgeInsets)edgeInsets appendToCurrentInset:(BOOL)appendToCurrentInset;
/**
* Sets the top inset specifically for when the product view is pushed into a navigation controller stack
* instead of presented modally.
*
* @param topInset The inset to use for insetting the product view inside the container.
*/
- (void)setTopInset:(CGFloat)topInset;
- (void)setShowsProductImageBackground:(BOOL)showsProductImageBackground UI_APPEARANCE_SELECTOR;
@end