//
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// JXTAlertController.m
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// JXTAlertManager
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//
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// Created by JXT on 2016/12/22.
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// Copyright © 2016年 JXT. All rights reserved.
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//
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#import "JXTAlertController.h"
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#import "UIWindow+CurrentViewController.h"
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//toast默认展示时间
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static NSTimeInterval const JXTAlertShowDurationDefault = 1.0f;
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#pragma mark - I.AlertActionModel
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@interface JXTAlertActionModel : NSObject
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@property (nonatomic, copy) NSString * title;
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@property (nonatomic, assign) UIAlertActionStyle style;
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@end
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@implementation JXTAlertActionModel
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- (instancetype)init
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{
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if (self = [super init]) {
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self.title = @"";
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self.style = UIAlertActionStyleDefault;
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}
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return self;
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}
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@end
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#pragma mark - II.JXTAlertController
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/**
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AlertActions配置
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@param actionBlock JXTAlertActionBlock
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*/
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typedef void (^JXTAlertActionsConfig)(JXTAlertActionBlock actionBlock);
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@interface JXTAlertController ()
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//JXTAlertActionModel数组
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@property (nonatomic, strong) NSMutableArray <JXTAlertActionModel *>* jxt_alertActionArray;
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//是否操作动画
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@property (nonatomic, assign) BOOL jxt_setAlertAnimated;
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//action配置
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- (JXTAlertActionsConfig)alertActionsConfig;
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@end
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@implementation JXTAlertController
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- (void)viewDidLoad {
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[super viewDidLoad];
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}
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- (void)didReceiveMemoryWarning {
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[super didReceiveMemoryWarning];
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}
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- (void)viewDidDisappear:(BOOL)animated
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{
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[super viewDidDisappear:animated];
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if (self.alertDidDismiss) {
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self.alertDidDismiss();
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}
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}
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- (void)dealloc
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{
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NSLogFunc;
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}
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#pragma mark - Private
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//action-title数组
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- (NSMutableArray<JXTAlertActionModel *> *)jxt_alertActionArray
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{
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if (_jxt_alertActionArray == nil) {
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_jxt_alertActionArray = [NSMutableArray array];
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}
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return _jxt_alertActionArray;
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}
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//action配置
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- (JXTAlertActionsConfig)alertActionsConfig
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{
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return ^(JXTAlertActionBlock actionBlock) {
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if (self.jxt_alertActionArray.count > 0)
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{
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//创建action
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__weak typeof(self)weakSelf = self;
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[self.jxt_alertActionArray enumerateObjectsUsingBlock:^(JXTAlertActionModel *actionModel, NSUInteger idx, BOOL * _Nonnull stop) {
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UIAlertAction *alertAction = [UIAlertAction actionWithTitle:actionModel.title style:actionModel.style handler:^(UIAlertAction * _Nonnull action) {
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__strong typeof(weakSelf)strongSelf = weakSelf;
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if (actionBlock) {
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actionBlock(idx, action, strongSelf);
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}
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}];
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//可利用这个改变字体颜色，但是不推荐！！！
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// [alertAction setValue:[UIColor grayColor] forKey:@"titleTextColor"];
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//action作为self元素，其block实现如果引用本类指针，会造成循环引用
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[weakSelf addAction:alertAction];
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}];
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}
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else
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{
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NSTimeInterval duration = self.toastStyleDuration > 0 ? self.toastStyleDuration : JXTAlertShowDurationDefault;
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(duration * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
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[self dismissViewControllerAnimated:!(self.jxt_setAlertAnimated) completion:NULL];
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});
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}
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};
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}
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#pragma mark - Public
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- (instancetype)initAlertControllerWithTitle:(NSString *)title message:(NSString *)message preferredStyle:(UIAlertControllerStyle)preferredStyle
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{
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if (!(title.length > 0) && (message.length > 0) && (preferredStyle == UIAlertControllerStyleAlert)) {
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title = @"";
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}
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self = [[self class] alertControllerWithTitle:title message:message preferredStyle:preferredStyle];
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if (!self) return nil;
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self.jxt_setAlertAnimated = NO;
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self.toastStyleDuration = JXTAlertShowDurationDefault;
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return self;
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}
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- (void)alertAnimateDisabled
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{
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self.jxt_setAlertAnimated = YES;
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}
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#pragma mark - addButton
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- (JXTAlertActionTitle)addActionDefaultTitle
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{
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//该block返回值不是本类属性，只是局部变量，不会造成循环引用
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return ^(NSString *title) {
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JXTAlertActionModel *actionModel = [[JXTAlertActionModel alloc] init];
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actionModel.title = title;
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actionModel.style = UIAlertActionStyleDefault;
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[self.jxt_alertActionArray addObject:actionModel];
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return self;
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};
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}
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- (JXTAlertActionTitle)addActionCancelTitle
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{
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return ^(NSString *title) {
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JXTAlertActionModel *actionModel = [[JXTAlertActionModel alloc] init];
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actionModel.title = title;
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actionModel.style = UIAlertActionStyleCancel;
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[self.jxt_alertActionArray addObject:actionModel];
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return self;
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};
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}
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- (JXTAlertActionTitle)addActionDestructiveTitle
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{
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return ^(NSString *title) {
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JXTAlertActionModel *actionModel = [[JXTAlertActionModel alloc] init];
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actionModel.title = title;
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actionModel.style = UIAlertActionStyleDestructive;
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[self.jxt_alertActionArray addObject:actionModel];
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return self;
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};
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}
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@end
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#pragma mark - III.UIViewController扩展
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@implementation UIViewController (JXTAlertController)
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- (void)jxt_showAlertWithPreferredStyle:(UIAlertControllerStyle)preferredStyle title:(NSString *)title message:(NSString *)message appearanceProcess:(JXTAlertAppearanceProcess)appearanceProcess actionsBlock:(JXTAlertActionBlock)actionBlock
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{
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if (appearanceProcess)
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{
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JXTAlertController *alertMaker = [[JXTAlertController alloc] initAlertControllerWithTitle:title message:message preferredStyle:preferredStyle];
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//防止nil
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if (!alertMaker) {
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return ;
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}
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//加工链
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!appearanceProcess ?: appearanceProcess(alertMaker);
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//配置响应
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alertMaker.alertActionsConfig(actionBlock);
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[self presentViewController:alertMaker animated:!(alertMaker.jxt_setAlertAnimated) completion:^{
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!alertMaker.alertDidShown ?: alertMaker.alertDidShown();
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}];
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}
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}
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- (void)jxt_showAlertWithTitle:(NSString *)title message:(NSString *)message appearanceProcess:(JXTAlertAppearanceProcess)appearanceProcess actionsBlock:(JXTAlertActionBlock)actionBlock
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{
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dispatch_async(dispatch_get_main_queue(), ^{
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[self jxt_showAlertWithPreferredStyle:UIAlertControllerStyleAlert title:title message:message appearanceProcess:appearanceProcess actionsBlock:actionBlock];
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});
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}
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- (void)jxt_showActionSheetWithTitle:(NSString *)title message:(NSString *)message appearanceProcess:(JXTAlertAppearanceProcess)appearanceProcess actionsBlock:(JXTAlertActionBlock)actionBlock
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{
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dispatch_async(dispatch_get_main_queue(), ^{
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[self jxt_showAlertWithPreferredStyle:UIAlertControllerStyleActionSheet title:title message:message appearanceProcess:appearanceProcess actionsBlock:actionBlock];
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});
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}
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@end
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@implementation UIAlertController (LMJ)
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/**
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JXTAlertController: show-alert(iOS8)
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@param title title
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@param message message
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@param appearanceProcess alert配置过程
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@param actionBlock alert点击响应回调
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*/
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+ (void)mj_showAlertWithTitle:(nullable NSString *)title
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message:(nullable NSString *)message
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appearanceProcess:(JXTAlertAppearanceProcess)appearanceProcess
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actionsBlock:(nullable JXTAlertActionBlock)actionBlock NS_AVAILABLE_IOS(8_0)
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{
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[[UIWindow zf_currentViewController] jxt_showAlertWithTitle:title message:message appearanceProcess:appearanceProcess actionsBlock:actionBlock];
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}
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/**
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JXTAlertController: show-actionSheet(iOS8)
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@param title title
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@param message message
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@param appearanceProcess actionSheet配置过程
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@param actionBlock actionSheet点击响应回调
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*/
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+ (void)mj_showActionSheetWithTitle:(nullable NSString *)title
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message:(nullable NSString *)message
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appearanceProcess:(JXTAlertAppearanceProcess)appearanceProcess
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actionsBlock:(nullable JXTAlertActionBlock)actionBlock NS_AVAILABLE_IOS(8_0)
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{
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[[UIWindow zf_currentViewController] jxt_showActionSheetWithTitle:title message:message appearanceProcess:appearanceProcess actionsBlock:actionBlock];
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}
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@end
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