RNNControllerFactory.m

#import "RNNControllerFactory.h"
#import "BottomTabPresenterCreator.h"
#import "BottomTabsPresenterCreator.h"
#import "RNNBottomTabsController.h"
#import "RNNComponentViewController.h"
#import "RNNExternalViewController.h"
#import "RNNSideMenuController.h"
#import "RNNSplitViewController.h"
#import "RNNStackController.h"
#import "RNNTopTabsViewController.h"

@implementation RNNControllerFactory {
    id<RNNComponentViewCreator> _creator;
    RNNExternalComponentStore *_store;
    RCTBridge *_bridge;
    RNNReactComponentRegistry *_componentRegistry;
    BottomTabsAttachModeFactory *_bottomTabsAttachModeFactory;
}

#pragma mark public

- (instancetype)initWithRootViewCreator:(id<RNNComponentViewCreator>)creator
                           eventEmitter:(RNNEventEmitter *)eventEmitter
                                  store:(RNNExternalComponentStore *)store
                      componentRegistry:(RNNReactComponentRegistry *)componentRegistry
                              andBridge:(RCTBridge *)bridge
            bottomTabsAttachModeFactory:(BottomTabsAttachModeFactory *)bottomTabsAttachModeFactory {

    self = [super init];

    _creator = creator;
    _eventEmitter = eventEmitter;
    _bridge = bridge;
    _store = store;
    _componentRegistry = componentRegistry;
    _bottomTabsAttachModeFactory = bottomTabsAttachModeFactory;

    return self;
}

- (void)setDefaultOptions:(RNNNavigationOptions *)defaultOptions {
    _defaultOptions = defaultOptions;
    _bottomTabsAttachModeFactory.defaultOptions = defaultOptions;
}

- (UIViewController *)createLayout:(NSDictionary *)layout {
    UIViewController *layoutViewController = [self fromTree:layout];
    return layoutViewController;
}

- (NSArray<RNNLayoutProtocol> *)createChildrenLayout:(NSArray *)children {
    NSMutableArray<RNNLayoutProtocol> *childViewControllers =
        [NSMutableArray<RNNLayoutProtocol> new];
    for (NSDictionary *layout in children) {
        [childViewControllers addObject:[self fromTree:layout]];
    }
    return childViewControllers;
}

#pragma mark private

- (UIViewController *)fromTree:(NSDictionary *)json {
    RNNLayoutNode *node = [RNNLayoutNode create:json];

    UIViewController *result;

    if (node.isComponent) {
        result = [self createComponent:node];
    }

    else if (node.isStack) {
        result = [self createStack:node];
    }

    else if (node.isTabs) {
        result = [self createBottomTabs:node];
    }

    else if (node.isTopTabs) {
        result = [self createTopTabs:node];
    }

    else if (node.isSideMenuRoot) {
        result = [self createSideMenu:node];
    }

    else if (node.isSideMenuCenter) {
        result = [self createSideMenuChild:node type:RNNSideMenuChildTypeCenter];
    }

    else if (node.isSideMenuLeft) {
        result = [self createSideMenuChild:node type:RNNSideMenuChildTypeLeft];
    }

    else if (node.isSideMenuRight) {
        result = [self createSideMenuChild:node type:RNNSideMenuChildTypeRight];
    }

    else if (node.isExternalComponent) {
        result = [self createExternalComponent:node];
    }

    else if (node.isSplitView) {
        result = [self createSplitView:node];
    }

    if (!result) {
        @throw [NSException
            exceptionWithName:@"UnknownControllerType"
                       reason:[@"Unknown controller type " stringByAppendingString:node.type]
                     userInfo:nil];
    }

    return result;
}

- (UIViewController *)createComponent:(RNNLayoutNode *)node {
    RNNLayoutInfo *layoutInfo = [[RNNLayoutInfo alloc] initWithNode:node];
    RNNNavigationOptions *options =
        [[RNNNavigationOptions alloc] initWithDict:node.data[@"options"]];

    RNNButtonsPresenter *buttonsPresenter =
        [[RNNButtonsPresenter alloc] initWithComponentRegistry:_componentRegistry
                                                  eventEmitter:_eventEmitter];
    RNNComponentPresenter *presenter =
        [[RNNComponentPresenter alloc] initWithComponentRegistry:_componentRegistry
                                                  defaultOptions:_defaultOptions
                                                buttonsPresenter:buttonsPresenter];
    RNNComponentViewController *component =
        [[RNNComponentViewController alloc] initWithLayoutInfo:layoutInfo
                                               rootViewCreator:_creator
                                                  eventEmitter:_eventEmitter
                                                     presenter:presenter
                                                       options:options
                                                defaultOptions:_defaultOptions];

    return component;
}

- (UIViewController *)createExternalComponent:(RNNLayoutNode *)node {
    RNNLayoutInfo *layoutInfo = [[RNNLayoutInfo alloc] initWithNode:node];
    RNNNavigationOptions *options =
        [[RNNNavigationOptions alloc] initWithDict:node.data[@"options"]];
    RNNButtonsPresenter *buttonsPresenter =
        [[RNNButtonsPresenter alloc] initWithComponentRegistry:_componentRegistry
                                                  eventEmitter:_eventEmitter];
    RNNComponentPresenter *presenter =
        [[RNNComponentPresenter alloc] initWithComponentRegistry:_componentRegistry
                                                  defaultOptions:_defaultOptions
                                                buttonsPresenter:buttonsPresenter];

    UIViewController *externalVC = [_store getExternalComponent:layoutInfo bridge:_bridge];

    RNNExternalViewController *component =
        [[RNNExternalViewController alloc] initWithLayoutInfo:layoutInfo
                                                 eventEmitter:_eventEmitter
                                                    presenter:presenter
                                                      options:options
                                               defaultOptions:_defaultOptions
                                               viewController:externalVC];

    return component;
}

- (UIViewController *)createStack:(RNNLayoutNode *)node {
    RNNStackPresenter *presenter =
        [[RNNStackPresenter alloc] initWithComponentRegistry:_componentRegistry
                                              defaultOptions:_defaultOptions];
    RNNLayoutInfo *layoutInfo = [[RNNLayoutInfo alloc] initWithNode:node];
    RNNNavigationOptions *options =
        [[RNNNavigationOptions alloc] initWithDict:node.data[@"options"]];

    NSArray *childViewControllers = [self extractChildrenViewControllersFromNode:node];

    RNNStackController *stack =
        [[RNNStackController alloc] initWithLayoutInfo:layoutInfo
                                               creator:_creator
                                               options:options
                                        defaultOptions:_defaultOptions
                                             presenter:presenter
                                          eventEmitter:_eventEmitter
                                  childViewControllers:childViewControllers];

    return stack;
}

- (UIViewController *)createBottomTabs:(RNNLayoutNode *)node {
    RNNLayoutInfo *layoutInfo = [[RNNLayoutInfo alloc] initWithNode:node];
    RNNNavigationOptions *options =
        [[RNNNavigationOptions alloc] initWithDict:node.data[@"options"]];
    BottomTabsBasePresenter *presenter =
        [BottomTabsPresenterCreator createWithDefaultOptions:_defaultOptions];
    NSArray *childViewControllers = [self extractChildrenViewControllersFromNode:node];
    BottomTabPresenter *bottomTabPresenter =
        [BottomTabPresenterCreator createWithDefaultOptions:_defaultOptions];
    RNNDotIndicatorPresenter *dotIndicatorPresenter =
        [[RNNDotIndicatorPresenter alloc] initWithDefaultOptions:_defaultOptions];
    BottomTabsBaseAttacher *bottomTabsAttacher = [_bottomTabsAttachModeFactory fromOptions:options];

    return [[RNNBottomTabsController alloc] initWithLayoutInfo:layoutInfo
                                                       creator:_creator
                                                       options:options
                                                defaultOptions:_defaultOptions
                                                     presenter:presenter
                                            bottomTabPresenter:bottomTabPresenter
                                         dotIndicatorPresenter:dotIndicatorPresenter
                                                  eventEmitter:_eventEmitter
                                          childViewControllers:childViewControllers
                                            bottomTabsAttacher:bottomTabsAttacher];
}

- (UIViewController *)createTopTabs:(RNNLayoutNode *)node {
    RNNLayoutInfo *layoutInfo = [[RNNLayoutInfo alloc] initWithNode:node];
    RNNNavigationOptions *options =
        [[RNNNavigationOptions alloc] initWithDict:node.data[@"options"]];
    RNNBasePresenter *presenter = [[RNNBasePresenter alloc] initWithDefaultOptions:_defaultOptions];

    NSArray *childViewControllers = [self extractChildrenViewControllersFromNode:node];

    RNNTopTabsViewController *topTabsController =
        [[RNNTopTabsViewController alloc] initWithLayoutInfo:layoutInfo
                                                     creator:_creator
                                                     options:options
                                              defaultOptions:_defaultOptions
                                                   presenter:presenter
                                                eventEmitter:_eventEmitter
                                        childViewControllers:childViewControllers];

    return topTabsController;
}

- (UIViewController *)createSideMenu:(RNNLayoutNode *)node {
    RNNLayoutInfo *layoutInfo = [[RNNLayoutInfo alloc] initWithNode:node];
    RNNNavigationOptions *options =
        [[RNNNavigationOptions alloc] initWithDict:node.data[@"options"]];
    RNNSideMenuPresenter *presenter =
        [[RNNSideMenuPresenter alloc] initWithDefaultOptions:_defaultOptions];

    NSArray *childViewControllers = [self extractChildrenViewControllersFromNode:node];

    RNNSideMenuController *sideMenu =
        [[RNNSideMenuController alloc] initWithLayoutInfo:layoutInfo
                                                  creator:_creator
                                     childViewControllers:childViewControllers
                                                  options:options
                                           defaultOptions:_defaultOptions
                                                presenter:presenter
                                             eventEmitter:_eventEmitter];

    return sideMenu;
}

- (UIViewController *)createSideMenuChild:(RNNLayoutNode *)node type:(RNNSideMenuChildType)type {
    UIViewController *childVc = [self fromTree:node.children[0]];
    RNNLayoutInfo *layoutInfo = [[RNNLayoutInfo alloc] initWithNode:node];
    RNNNavigationOptions *options =
        [[RNNNavigationOptions alloc] initWithDict:node.data[@"options"]];

    RNNSideMenuChildVC *sideMenuChild = [[RNNSideMenuChildVC alloc]
         initWithLayoutInfo:layoutInfo
                    creator:_creator
                    options:options
             defaultOptions:_defaultOptions
                  presenter:[[RNNBasePresenter alloc] initWithComponentRegistry:_componentRegistry
                                                                 defaultOptions:_defaultOptions]
               eventEmitter:_eventEmitter
        childViewController:childVc
                       type:type];

    return sideMenuChild;
}

- (UIViewController *)createSplitView:(RNNLayoutNode *)node {
    RNNLayoutInfo *layoutInfo = [[RNNLayoutInfo alloc] initWithNode:node];
    RNNNavigationOptions *options =
        [[RNNNavigationOptions alloc] initWithDict:node.data[@"options"]];
    RNNSplitViewControllerPresenter *presenter =
        [[RNNSplitViewControllerPresenter alloc] initWithDefaultOptions:_defaultOptions];

    NSArray *childViewControllers = [self extractChildrenViewControllersFromNode:node];

    RNNSplitViewController *splitViewController =
        [[RNNSplitViewController alloc] initWithLayoutInfo:layoutInfo
                                                   creator:_creator
                                                   options:options
                                            defaultOptions:_defaultOptions
                                                 presenter:presenter
                                              eventEmitter:_eventEmitter
                                      childViewControllers:childViewControllers];

    return splitViewController;
}

- (NSArray<UIViewController *> *)extractChildrenViewControllersFromNode:(RNNLayoutNode *)node {
    NSMutableArray *childrenArray = [NSMutableArray new];
    for (NSDictionary *child in node.children) {
        UIViewController *childVc = [self fromTree:child];
        [childrenArray addObject:childVc];
    }

    return childrenArray;
}

@end