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LLModuleRouter.m
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//
// LLModuleRouter.m
// LLModuleRouter
//
// Created by apple on 2019/12/23.
// Copyright © 2019 ll. All rights reserved.
//
#import "LLModuleRouter.h"
#import <objc/runtime.h>
@implementation LLTopViewControllerTool
+ (UIViewController *)ll_topViewController {
UIViewController *resultViewController = nil;
resultViewController = [LLTopViewControllerTool _topViewController:[[UIApplication sharedApplication].keyWindow rootViewController]];
while (resultViewController.presentedViewController) {
resultViewController = [LLTopViewControllerTool _topViewController:resultViewController.presentedViewController];
}
return resultViewController;
}
+ (UIViewController *)_topViewController:(UIViewController *)viweController {
if ([viweController isKindOfClass:[UINavigationController class]]) {
return [LLTopViewControllerTool _topViewController:[(UINavigationController *)viweController topViewController]];
}
if ([viweController isKindOfClass:[UITabBarController class]]) {
return [LLTopViewControllerTool _topViewController:[(UITabBarController *)viweController selectedViewController]];
}
return viweController;
}
@end
static char LL_PublicParamerKey;
static char LL_HandlerBlockKey;
@implementation NSObject (FJPublicPush)
- (id)publicParamer {
return objc_getAssociatedObject(self, &LL_PublicParamerKey);
}
- (void)setPublicParamer:(id)publicParamer {
objc_setAssociatedObject(self,
&LL_PublicParamerKey,
publicParamer,
OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
- (HandlerBlock)handlerBlock {
return objc_getAssociatedObject(self, &LL_HandlerBlockKey);
}
- (void)setHandlerBlock:(HandlerBlock)handlerBlock {
objc_setAssociatedObject(self, &LL_HandlerBlockKey, handlerBlock, OBJC_ASSOCIATION_COPY_NONATOMIC);
}
- (void)routerPassObject:(id)object trigger:(id)trigger {
NSLog(@"routerPassObject:trigger: -- %@ %@",object,trigger);
}
@end
@implementation LLModuleRouter
void LLModuleRouterPersent(NSString * _Nullable viewControllerName ,id _Nullable publicParamer ,BOOL isNeedNavigationController ,BOOL animated ,HandlerBlock handlerBlock) {
BOOL isExistViewController = dynamicCheckIsExistViewController(viewControllerName);
if (isExistViewController) {
Class newClass = NSClassFromString(viewControllerName);
// 动态生成对象
UIViewController *viewController = [[newClass alloc] init];
// 动态传递数据
dynamicDeliverParamerForViewController(viewController, publicParamer);
if (handlerBlock) {
viewController.handlerBlock = [handlerBlock copy];
}
UIViewController *presentViewController = viewController;
if (isNeedNavigationController) {
UINavigationController *navigation = [[UINavigationController alloc] initWithRootViewController:viewController];
presentViewController = navigation;
}
// 调用presentViewController
presentViewController.modalPresentationStyle = UIModalPresentationFullScreen;
[LLTopViewControllerTool.ll_topViewController presentViewController:presentViewController animated:YES completion:nil];
}
}
void LLModuleRouterDimiss(NSString * _Nullable viewControllerName , id _Nullable anObject ,BOOL animated) {
if (LLTopViewControllerTool.ll_topViewController.handlerBlock) {
LLTopViewControllerTool.ll_topViewController.handlerBlock(anObject);
}
if (viewControllerName.length == 0) {
[getCurrentNavigationController() dismissViewControllerAnimated:YES completion:nil];
} else {
UIViewController *appointViewController = isContainsViewController(viewControllerName);
if ([appointViewController respondsToSelector:@selector(routerPassObject:trigger:)]) {
[appointViewController routerPassObject:anObject trigger:LLTopViewControllerTool.ll_topViewController];
}
[getCurrentNavigationController() dismissViewControllerAnimated:YES completion:nil];
}
}
void LLModuleRouterPush(NSString * _Nullable viewControllerName ,id _Nullable publicParamer ,BOOL animated ,HandlerBlock handlerBlock) {
BOOL isExistViewController = dynamicCheckIsExistViewController(viewControllerName);
if (isExistViewController) {
Class newClass = NSClassFromString(viewControllerName);
// 动态生成对象
UIViewController *viewController = [[newClass alloc] init];
// 动态传递数据
dynamicDeliverParamerForViewController(viewController, publicParamer);
if (handlerBlock) {
viewController.handlerBlock = [handlerBlock copy];
}
// 调用push
[getCurrentNavigationController() pushViewController:viewController animated:animated];
}
}
void LLModuleRouterPop(NSString * _Nullable viewControllerName , id _Nullable anObject ,BOOL animated) {
if (LLTopViewControllerTool.ll_topViewController.handlerBlock) {
LLTopViewControllerTool.ll_topViewController.handlerBlock(anObject);
}
if (viewControllerName.length == 0) {
[getCurrentNavigationController() popViewControllerAnimated:animated];
} else {
UIViewController *appointViewController = isContainsViewController(viewControllerName);
if ([appointViewController respondsToSelector:@selector(routerPassObject:trigger:)]) {
[appointViewController routerPassObject:anObject trigger:LLTopViewControllerTool.ll_topViewController];
}
if (appointViewController) {
[getCurrentNavigationController() popToViewController:appointViewController animated:animated];
} else {
[getCurrentNavigationController() popViewControllerAnimated:animated];
}
}
}
UINavigationController * getCurrentNavigationController (void) {
return LLTopViewControllerTool.ll_topViewController.navigationController;
}
UIViewController * isContainsViewController (NSString *viewControllerName) {
if (viewControllerName.length == 0) return nil;
Class class = NSClassFromString(viewControllerName);
NSArray *viewControllers = getCurrentNavigationController().viewControllers;
UIViewController *appointViewController = nil;
for (UIViewController *viewController in viewControllers) {
if ([viewController isKindOfClass:class]) {
appointViewController = viewController;
break;
}
}
return appointViewController;
}
void dynamicRemoveViewController (NSString *viewControllerName) {
UIViewController *viewController = isContainsViewController(viewControllerName);
if (!viewController) return;
NSMutableArray<__kindof UIViewController *> *controllers = [viewController.navigationController.viewControllers mutableCopy];
__block UIViewController *controllerToRemove = nil;
[controllers enumerateObjectsUsingBlock:^(__kindof UIViewController * obj, NSUInteger idx, BOOL * stop) {
if (obj == viewController) {
controllerToRemove = obj;
*stop = YES;
}
}];
if (controllerToRemove) {
[controllers removeObject:controllerToRemove];
[viewController.navigationController setViewControllers:[NSArray arrayWithArray:controllers] animated:NO];
}
}
BOOL dynamicCheckIsExistViewController (NSString *viewControllerName) {
if (viewControllerName.length == 0) return NO;
const char *className = [viewControllerName cStringUsingEncoding:NSASCIIStringEncoding];
Class newClass = objc_getClass(className);
if (!newClass) {
Class superClass = [NSObject class];
newClass = objc_allocateClassPair(superClass, className, 0);
objc_registerClassPair(newClass);
NSLog(@"项目中 没有 %@ 类", viewControllerName);
return NO;
}
return YES;
}
void dynamicDeliverParamerForViewController (UIViewController *viewController , id publicParamer) {
if (publicParamer) {
viewController.publicParamer = publicParamer;
NSLog(@"publicParamer - %@\n类名%@",publicParamer,viewController.class);
}
}
@end