// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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//
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// You are hereby granted a non-exclusive, worldwide, royalty-free license to use,
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// copy, modify, and distribute this software in source code or binary form for use
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// in connection with the web services and APIs provided by Facebook.
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//
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// As with any software that integrates with the Facebook platform, your use of
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// this software is subject to the Facebook Developer Principles and Policies
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// [http://developers.facebook.com/policy/]. This copyright notice shall be
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// included in all copies or substantial portions of the software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#import <Foundation/Foundation.h>
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#import "FBSDKAppLink.h"
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#import "FBSDKAppLinkResolving.h"
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NS_ASSUME_NONNULL_BEGIN
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/*!
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The result of calling navigate on a FBSDKAppLinkNavigation
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*/
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typedef NS_ENUM(NSInteger, FBSDKAppLinkNavigationType) {
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/*! Indicates that the navigation failed and no app was opened */
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FBSDKAppLinkNavigationTypeFailure,
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/*! Indicates that the navigation succeeded by opening the URL in the browser */
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FBSDKAppLinkNavigationTypeBrowser,
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/*! Indicates that the navigation succeeded by opening the URL in an app on the device */
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FBSDKAppLinkNavigationTypeApp
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};
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/**
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Describes the callback for appLinkFromURLInBackground.
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@param navType the FBSDKAppLink representing the deferred App Link
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@param error the error during the request, if any
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*/
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typedef void (^FBSDKAppLinkNavigationHandler)(FBSDKAppLinkNavigationType navType, NSError * _Nullable error);
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/*!
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Represents a pending request to navigate to an App Link. Most developers will
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simply use navigateToURLInBackground: to open a URL, but developers can build
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custom requests with additional navigation and app data attached to them by
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creating FBSDKAppLinkNavigations themselves.
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*/
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NS_EXTENSION_UNAVAILABLE_IOS("Not available in app extension")
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@interface FBSDKAppLinkNavigation : NSObject
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/*!
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The extras for the AppLinkNavigation. This will generally contain application-specific
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data that should be passed along with the request, such as advertiser or affiliate IDs or
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other such metadata relevant on this device.
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*/
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@property (nonatomic, copy, readonly) NSDictionary<NSString *, id> *extras;
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/*!
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The al_applink_data for the AppLinkNavigation. This will generally contain data common to
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navigation attempts such as back-links, user agents, and other information that may be used
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in routing and handling an App Link request.
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*/
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@property (nonatomic, copy, readonly) NSDictionary<NSString *, id> *appLinkData;
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/*! The AppLink to navigate to */
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@property (nonatomic, strong, readonly) FBSDKAppLink *appLink;
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/*!
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Return navigation type for current instance.
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No-side-effect version of navigate:
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*/
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@property (nonatomic, readonly) FBSDKAppLinkNavigationType navigationType;
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/*! Creates an AppLinkNavigation with the given link, extras, and App Link data */
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+ (instancetype)navigationWithAppLink:(FBSDKAppLink *)appLink
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extras:(NSDictionary<NSString *, id> *)extras
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appLinkData:(NSDictionary<NSString *, id> *)appLinkData;
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/*!
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Creates an NSDictionary with the correct format for iOS callback URLs,
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to be used as 'appLinkData' argument in the call to navigationWithAppLink:extras:appLinkData:
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*/
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+ (NSDictionary<NSString *, NSDictionary<NSString *, NSString *> *> *)callbackAppLinkDataForAppWithName:(NSString *)appName
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url:(NSString *)url;
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/*! Performs the navigation */
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- (FBSDKAppLinkNavigationType)navigate:(NSError *__autoreleasing *)error;
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/*! Returns a FBSDKAppLink for the given URL */
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+ (void)resolveAppLink:(NSURL *)destination handler:(FBSDKAppLinkFromURLHandler)handler;
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/*! Returns a FBSDKAppLink for the given URL using the given App Link resolution strategy */
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+ (void)resolveAppLink:(NSURL *)destination
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resolver:(id<FBSDKAppLinkResolving>)resolver
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handler:(FBSDKAppLinkFromURLHandler)handler;
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/*! Navigates to a FBSDKAppLink and returns whether it opened in-app or in-browser */
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+ (FBSDKAppLinkNavigationType)navigateToAppLink:(FBSDKAppLink *)link error:(NSError *__autoreleasing *)error;
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/*!
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Returns a FBSDKAppLinkNavigationType based on a FBSDKAppLink.
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It's essentially a no-side-effect version of navigateToAppLink:error:,
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allowing apps to determine flow based on the link type (e.g. open an
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internal web view instead of going straight to the browser for regular links.)
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*/
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+ (FBSDKAppLinkNavigationType)navigationTypeForLink:(FBSDKAppLink *)link;
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/*! Navigates to a URL (an asynchronous action) and returns a FBSDKNavigationType */
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+ (void)navigateToURL:(NSURL *)destination handler:(FBSDKAppLinkNavigationHandler)handler;
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/*!
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Navigates to a URL (an asynchronous action) using the given App Link resolution
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strategy and returns a FBSDKNavigationType
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*/
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+ (void)navigateToURL:(NSURL *)destination
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resolver:(id<FBSDKAppLinkResolving>)resolver
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handler:(FBSDKAppLinkNavigationHandler)handler;
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/*!
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Gets the default resolver to be used for App Link resolution. If the developer has not set one explicitly,
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a basic, built-in resolver will be used.
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*/
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+ (id<FBSDKAppLinkResolving>)defaultResolver;
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/*!
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Sets the default resolver to be used for App Link resolution. Setting this to nil will revert the
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default resolver to the basic, built-in resolver provided by FBSDK.
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*/
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+ (void)setDefaultResolver:(id<FBSDKAppLinkResolving>)resolver;
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@end
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NS_ASSUME_NONNULL_END
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