//
// ViewController.m
// UI08_省市区_模型嵌套
//
// Created by lanou3g on 17/8/14.
// Copyright © 2017年 lanou3g. All rights reserved.
//
#import "ViewController.h"
#import "Province.h"
#import "City.h"
#import "Area.h"
@interface ViewController ()
//装province对象
@property (nonatomic,retain) NSMutableArray *provinceArray;
@end
@implementation ViewController
- (void)getData {
self.provinceArray = [NSMutableArray array];
//创建省份数组
NSMutableArray *provinceArray = [NSMutableArray array];
//加载文件得到的字符串
//参数1:文件路径
//参数2:编码格式
//参数3:错误信息
// NSError *error = nil;
NSString *contentString = [NSString stringWithContentsOfFile:@"/Users/lanou3g/Desktop/iOS/UI08_省市区_模型嵌套/UI08_省市区_模型嵌套/area.txt" encoding:NSUTF8StringEncoding error:nil];
// NSLog(@"%@",contentString);
//用\n分割字符串,得到每一行的字符串内容
NSArray *lineArray = [contentString componentsSeparatedByString:@"\n"];
for (NSString *lineString in lineArray) {
// NSLog(@"line:%@",lineString);
if (![lineString hasPrefix:@" "]) {
//前缀不是空格的话为省名
//创建一个省份字典
NSMutableDictionary *provienceDic = [NSMutableDictionary dictionary];
//省份字典添加键值对（provienceName：省份名）
[provienceDic setObject:lineString forKey:@"provinceName"];
//创建一个城市数组（ps:用于后面存储城市字典）
NSMutableArray *cityArray = [NSMutableArray array];
//添加键值对（cityArray：城市数组）
[provienceDic setObject:cityArray forKey:@"cityArray"];
//将省份字典添加到省份数组中
[provinceArray addObject:provienceDic];
}
else if(![lineString hasPrefix:@" "]) {
//前缀有空格且不是4个空格的话为城市名
//当读取到城市名的时候需要找到该城市所属的省份（ps:当前省份数组中最后一个元素就是当前城市所属省份）
NSMutableDictionary *provienceDic = [provinceArray lastObject];
NSMutableArray *cityArray = [provienceDic objectForKey:@"cityArray"];
//创建城市字典（有两个键值对）
NSMutableDictionary *cityDic = [NSMutableDictionary dictionary];
//添加键值对（cityName：城市名称）
[cityDic setObject:lineString forKey:@"cityName"];
//创建地区的数组(后面用于存储地区名称)
NSMutableArray *areaArray = [NSMutableArray array];
//添加键值对（areaArray:地区数组）
[cityDic setObject:areaArray forKey:@"areaArray"];
//将城市字典存入到对应的城市数组中
[cityArray addObject:cityDic];
}else {
//前缀有空格且有4个空格为地区名
//获取当前地区所属省份
NSMutableDictionary *provinceDic = [provinceArray lastObject];
//获取该省份的城市数组
NSMutableArray *cityArray = [provinceDic objectForKey:@"cityArray"];
//从城市数组中取当前地区所属的城市
NSMutableDictionary *cityDic = [cityArray lastObject];
//获取该城市的地区数组
NSMutableArray *areArray = [cityDic objectForKey:@"areaArray"];
//将地区名存入该地区数组
[areArray addObject:lineString];
}
}
//获取所有的省份字典
for (NSDictionary *provinceDic in provinceArray) {
//创建对象
Province *province = [[Province alloc] init];
//赋值
[province setValuesForKeysWithDictionary:provinceDic];
[self.provinceArray addObject:province];
}
}
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
[self getData];
for (Province *province in self.provinceArray) {
NSLog(@"province name %@",province.provinceName);
for (City *city in province.cityArray) {
NSLog(@"city name %@",city.cityName);
for (Area *area in city.areaArray) {
NSLog(@"area name : %@",area.areaName);
}
}
}
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end
//
// BaseModel.m
// UI08_省市区_模型嵌套
//
// Created by lanou3g on 17/8/14.
// Copyright © 2017年 lanou3g. All rights reserved.
//
#import "BaseModel.h"
@implementation BaseModel
-(void)setValue:(id)value forUndefinedKey:(NSString *)key {
}
@end
//
// Province.h
// UI08_省市区_模型嵌套
//
// Created by lanou3g on 17/8/14.
// Copyright © 2017年 lanou3g. All rights reserved.
//
#import "BaseModel.h"
@interface Province : BaseModel
@property (nonatomic,retain) NSString *provinceName;
@property (nonatomic,retain) NSArray *cityArray;
@end
//
// Province.m
// UI08_省市区_模型嵌套
//
// Created by lanou3g on 17/8/14.
// Copyright © 2017年 lanou3g. All rights reserved.
//
#import "Province.h"
#import "City.h"
@implementation Province
- (void)setValue:(id)value forKey:(NSString *)key {
if ([key isEqualToString:@"cityArray"]) {
NSMutableArray *cityArray = [NSMutableArray array];
for (NSDictionary *cityDic in value) {
City *city = [[City alloc] init];
[city setValuesForKeysWithDictionary:cityDic];
[cityArray addObject:city];
}
self.cityArray = [cityArray copy];
}else {
//如果不是cityArray直接赋值
[super setValue:value forKey:key];
}
}
@end
//
// City.h
// UI08_省市区_模型嵌套
//
// Created by lanou3g on 17/8/14.
// Copyright © 2017年 lanou3g. All rights reserved.
//
#import "BaseModel.h"
@interface City : BaseModel
@property (nonatomic,retain) NSString *cityName;
@property (nonatomic,retain) NSArray *areaArray;
@end
//
// City.m
// UI08_省市区_模型嵌套
//
// Created by lanou3g on 17/8/14.
// Copyright © 2017年 lanou3g. All rights reserved.
//
#import "City.h"
#import "Province.h"
#import "Area.h"
@implementation City
-(void)setValue:(id)value forKey:(NSString *)key {
if ([key isEqualToString:@"areaArray"]) {
NSMutableArray *areaArray = [NSMutableArray array];
for (NSString *name in value) {
Area *area = [[Area alloc] init];
// [area setAreaName:areaName];
area.areaName = name;
[areaArray addObject:area];
}
self.areaArray = [areaArray copy];
}else {
[super setValue:value forKey:key];
}
}
@end
//
// Area.h
// UI08_省市区_模型嵌套
//
// Created by lanou3g on 17/8/14.
// Copyright © 2017年 lanou3g. All rights reserved.
//
#import "BaseModel.h"
@interface Area : BaseModel
@property (nonatomic,retain) NSString *areaName;
@end
