Contact.h
#import <Foundation/Foundation.h>
@interface Contact : NSObject
{
NSString *_name;
NSString *_gender;
NSInteger _age;
NSString *_address;
NSString *_phoneNumber;
NSString *_group;
}
- (void)setName:(NSString *)name;
- (NSString *)name;
- (void)setGender:(NSString *)gender;
- (NSString *)gender;
- (void)setAge:(NSInteger)age;
- (NSInteger)age;
- (void)setAddress:(NSString *)address;
- (NSString *)address;
- (void)setPhoneNumber:(NSString *)phoneNumber;
- (NSString *)phoneNumber;
- (void)setGroup:(NSString *)group;
- (NSString *)group;
- (instancetype)initWithName:(NSString *)name gender:(NSString *)gender age:(NSInteger)age address:(NSString *)address phoneNumber:(NSString *)phoneNumber;
- (void)introduce;
- (NSString *)description;
- (NSComparisonResult)compareByName:(Contact *)contact;
- (NSComparisonResult)compareByAge:(Contact *)contact;
@end
Contact.m
#import "Contact.h"
@implementation Contact
- (void)setName:(NSString *)name {
_name = name;
}
- (NSString *)name {
return _name;
}
- (void)setGender:(NSString *)gender {
_gender = gender;
}
- (NSString *)gender {
return _gender;
}
- (void)setAge:(NSInteger)age {
_age = age;
}
- (NSInteger)age {
return _age;
}
- (void)setAddress:(NSString *)address {
_address = address;
}
- (NSString *)address {
return _address;
}
- (void)setPhoneNumber:(NSString *)phoneNumber {
_phoneNumber = phoneNumber;
}
- (NSString *)phoneNumber {
return _phoneNumber;
}
- (void)setGroup:(NSString *)group {
_group = group;
}
- (NSString *)group {
return _group;
}
- (instancetype)initWithName:(NSString *)name gender:(NSString *)gender age:(NSInteger)age address:(NSString *)address phoneNumber:(NSString *)phoneNumber {
self = [super init];
if (self) {
[self setName:name];
[self setGender:gender];
[self setAge:age];
[self setAddress:address];
[self setPhoneNumber:phoneNumber];
_group = [_name substringToIndex:1];
}
return self;
}
- (void)introduce {
NSLog(@"%@ %@ %ld %@ %@ %@",_name, _gender, _age, _address, _phoneNumber, _group);
}
- (NSString *)description {
return [[NSString alloc] initWithFormat:@"%@ %@ %ld %@ %@ %@",_name, _gender, _age, _address, _phoneNumber, _group];
}
- (NSComparisonResult)compareByName:(Contact *)contact {
NSString *selfName = [self name];
NSString *contactName = [contact name];
NSComparisonResult result = [selfName compare:contactName];
return result;
}
- (NSComparisonResult)compareByAge:(Contact *)contact {
NSInteger selfAge = [self age];
NSInteger contactAge = [contact age];
if (selfAge > contactAge) {
return NSOrderedAscending;
}
else if (selfAge < contactAge) {
return NSOrderedDescending;
}
else
{
return NSOrderedSame;
}
}
@end
ContactManger.h
#import <Foundation/Foundation.h>
#import "Contact.h"
@interface ContactManager : NSObject
{
NSString *_name;
NSMutableDictionary *_contactList;
}
- (void)setName:(NSString *)name;
- (NSString *)name;
- (instancetype)initWithName:(NSString *)name;
//添加联系人
- (void)addNewContact:(Contact *)contact;
//获取分组下所有的联系人，并且按照姓名升序排列
- (NSArray *)getAllContactsByGroupName:(NSString *)groupName;
//根据号码搜索对应的联系人
- (Contact *)findContactByPhoneNumber:(NSString *)phoneNumber;
//获取所有女性联系人 按照年龄降序排列
- (NSArray *)getAllFemalContactsByGender:(NSString *)gender;
//根据姓名删除某个联系人
- (void)removeContactByName:(NSString *)name;
//删除某个分组下的所有联系人
- (void)removeAllContactsByGroupName:(NSString *)groupName;
//展示所有联系人
- (void)showAllContacts;
@end
ContactManger.m
#import "ContactManager.h"
@implementation ContactManager
- (void)setName:(NSString *)name {
_name = name;
}
- (NSString *)name {
return _name;
}
- (instancetype)initWithName:(NSString *)name {
self = [super init];
if (self) {
[self setName:name];
_contactList = [[NSMutableDictionary alloc] initWithCapacity:0];
}
return self;
}
//添加联系人
- (void)addNewContact:(Contact *)contact {
if (nil == [contact name] || nil == [contact phoneNumber]) {
NSLog(@"你脑子坏了吧?");
} else {
NSMutableArray *array = [_contactList objectForKey:[contact group]];
if (nil == array) {
//要初始化数组
array = [[NSMutableArray alloc] initWithCapacity:0];
[array addObject:contact];
[_contactList setObject:array forKey:[contact group]];
}
else {
[array addObject:contact];
}
}
}
//获取分组下所有的联系人，并且按照姓名升序排列
- (NSArray *)getAllContactsByGroupName:(NSString *)groupName {
NSArray *contacts = [_contactList objectForKey:groupName];
NSArray *newArray = [contacts sortedArrayUsingSelector:@selector(compareByName:)];
return newArray;
}
//根据号码搜索对应的联系人
- (Contact *)findContactByPhoneNumber:(NSString *)phoneNumber {
for (NSString *key in _contactList) {
NSMutableArray *array = [_contactList objectForKey:key];
for (Contact *contact in array) {
if ([phoneNumber isEqualToString:[contact phoneNumber]]) {
return contact;
}
}
}
return nil;
}
//获取所有女性联系人 按照年龄降序排列
- (NSArray *)getAllFemalContactsByGender:(NSString *)gender {
NSMutableArray *femalArray = [[NSMutableArray alloc] initWithCapacity:0];
for (NSString *key in _contactList) {
NSMutableArray *array = [_contactList objectForKey:key];
for (Contact *contact in array) {
if ([gender isEqualToString:[contact gender]]) {
[femalArray addObject:contact];
}
}
}
[femalArray sortUsingSelector:@selector(compareByAge:)];
return femalArray;
}
//根据姓名删除某个联系人
- (void)removeContactByName:(NSString *)name {
Contact *c;
NSString *newKey;
for (NSString *key in _contactList) {
NSMutableArray *array = [_contactList objectForKey:key];
for (Contact *contact in array) {
if ([name isEqualToString:[contact name]]) {
[array removeObject:contact];
return;
// c = contact;
// newKey = key;
}
}
}
[[_contactList objectForKey:newKey] removeObject:c];
}
//删除某个分组下的所有联系人
- (void)removeAllContactsByGroupName:(NSString *)groupName {
[_contactList removeObjectForKey:groupName];
}
//展示所有联系人
- (void)showAllContacts {
NSArray *allKeys = [_contactList allKeys];
NSArray *newArray = [allKeys sortedArrayUsingSelector:@selector(compare:)];
for (NSString *key in newArray) {
NSMutableArray *array = [_contactList objectForKey:key];
NSLog(@"-----%@-----",key);
for (Contact *contact in array) {
[contact introduce];
}
}
}
@end
main.m
#import <Foundation/Foundation.h>
#import "ContactManager.h"
int main(int argc, const char * argv[]) {
ContactManager *cm = [[ContactManager alloc] initWithName:@"SHS150913通讯录(中等难度)"];
Contact *c1 = [[Contact alloc] initWithName:@"wangzhiwen" gender:@"男" age:18 address:@"丽德" phoneNumber:@"15156056193"];
Contact *c2 = [[Contact alloc] initWithName:@"xumin" gender:@"女" age:19 address:@"丽德酒店" phoneNumber:@"15951758095"];
Contact *c3 = [[Contact alloc] initWithName:@"zhanglu" gender:@"女" age:20 address:@"丽德酒店" phoneNumber:@"15951758639"];
Contact *c4 = [[Contact alloc] initWithName:@"xuzizhong" gender:@"男" age:21 address:@"丽德" phoneNumber:@"18862162030"];
Contact *c5 = [[Contact alloc] initWithName:@"wangtao" gender:@"男" age:22 address:@"丽德" phoneNumber:@"18329032011"];
Contact *c6 = [[Contact alloc] initWithName:@"qiuse" gender:@"男" age:23 address:@"丽德" phoneNumber:@"18321978135"];
Contact *c7 = [[Contact alloc] initWithName:@"juju" gender:@"女" age:24 address:@"丽德" phoneNumber:@"15156697015"];
[cm addNewContact:c1];
[cm addNewContact:c2];
[cm addNewContact:c3];
[cm addNewContact:c4];
[cm addNewContact:c5];
[cm addNewContact:c6];
[cm addNewContact:c7];
[cm showAllContacts];
NSLog(@"-----华丽的分割线-----");
NSArray *array = [cm getAllContactsByGroupName:@"w"];
NSLog(@"%@",array);
NSLog(@"-----华丽的分割线-----");
Contact *resultContact = [cm findContactByPhoneNumber:@"15156697015"];
NSLog(@"%@",resultContact);
NSLog(@"-----华丽的分割线-----");
NSArray *femalArray = [cm getAllFemalContactsByGender:@"女"];
NSLog(@"%@",femalArray);
NSLog(@"-----华丽的分割线-----");
[cm removeContactByName:@"juju"];
[cm showAllContacts];
NSLog(@"-----华丽的分割线-----");
[cm removeAllContactsByGroupName:@"w"];
[cm showAllContacts];
return 0;
}