//
//  RAContact.m
//  APEX CRM
//
//  Created by Jack on 2018/12/15.
//  Copyright © 2018 USAI. All rights reserved.
//

#import "RAContactHelper.h"
#import <Contacts/Contacts.h>
#import <ContactsUI/ContactsUI.h>

static RAContactHelper *sharedInstance;

@interface RAContactHelper () <CNContactPickerDelegate>

@property (nonatomic,copy) void(^pickerCompleteBlk)(BOOL canceled, NSArray<CNContact *> *contacts);

@end

@implementation RAContactHelper

+ (instancetype)defaultHelper {
    
    static dispatch_once_t token;
    dispatch_once(&token, ^{
        sharedInstance = [RAContactHelper new];
    });
    return sharedInstance;
}

- (void)showContactPickerByViewController:(UIViewController *)viewController withComplete:(void(^)(BOOL canceled, NSArray<CNContact *> *contacts))complete {
    if (viewController) {
        
        CNContactPickerViewController *pickerVC = [[CNContactPickerViewController alloc] init];
        pickerVC.delegate = self;
        [viewController presentViewController:pickerVC animated:YES completion:^{
            
        }];
        self.pickerCompleteBlk = [complete copy];
    }
}

#pragma mark - Contact

- (void)contactPickerDidCancel:(CNContactPickerViewController *)picker {
    if (self.pickerCompleteBlk) {
        self.pickerCompleteBlk(YES, nil);
    }
    self.pickerCompleteBlk = nil;
}

// 四个select代理方法只用实现一个就可以
// select contact 优先级比 select contact property高
// 多选 优先级 比单选 高

- (void)contactPicker:(CNContactPickerViewController *)picker didSelectContacts:(NSArray<CNContact *> *)contacts {
    if (self.pickerCompleteBlk) {
        self.pickerCompleteBlk(NO, contacts);
    }
    self.pickerCompleteBlk = nil;
}

//- (void)contactPicker:(CNContactPickerViewController *)picker didSelectContactProperties:(NSArray<CNContactProperty *> *)contactProperties {
//
//}
//
//- (void)contactPicker:(CNContactPickerViewController *)picker didSelectContact:(CNContact *)contact {
//
//}
//
//- (void)contactPicker:(CNContactPickerViewController *)picker didSelectContactProperty:(CNContactProperty *)contactProperty {
//
//}

@end