//
//  HBMultiLanguageManager.m
//  QinJiuTV
//
//  Created by HI_LOSER on 2024/5/6.
//

#import "HBMultiLanguageManager.h"

/// 多语言 userdefine key
NSString *const HBMultiLanguageKey = @"HB_language";

NSString *const HBLocaleLanguageKey = @"AppleLanguages";

NSString *const HBNotificationMultiLanguageChangeKey = @"HB_language_change_key";



@implementation HBLanguageModel
+ (HBLanguageModel *) newWithTitle:(NSString *) title subTitle:(NSString *)subTitle abbr:(NSString *) abbr imageNamed:(NSString *)imageNamed{
    HBLanguageModel * model = [[HBLanguageModel alloc]init];
    model.title = title;
    model.abbr = abbr;
    model.imageNamed = imageNamed;
    model.subTitle = subTitle;
    return model;
}

-(BOOL)selected{
    return [self.abbr isEqualToString:[NSUserDefaults stringForKey:HBMultiLanguageKey]];
}

@end



@implementation HBMultiLanguageManager

+ (NSString *)abbr{
    NSString * abbr = [self currentlanguageAbbr];
    if ([abbr isEqualToString:@"--"]) {
        NSString * localAbbr = [NSUserDefaults arrayForKey:HBLocaleLanguageKey].firstObject;
        NSString *countryCode = [NSString stringWithFormat:@"-%@", [[NSLocale currentLocale] objectForKey:NSLocaleCountryCode]];
        if (localAbbr) {
            localAbbr = [localAbbr stringByReplacingOccurrencesOfString:countryCode withString:@""];
        }
        return localAbbr;
    }
    return abbr;
}

+ (BOOL)isSystem {
    NSString * abbr = [self currentlanguageAbbr];
    return [abbr isEqualToString:@"--"];
}

+ (NSString *)currentlanguageAbbr{
    NSString * abbr = [NSUserDefaults stringForKey:HBMultiLanguageKey];
    if (!abbr) {
        abbr = @"--";
        [self saveCurrentLanguageAbbr:abbr];
    }
    return abbr;
}

+ (void)saveCurrentLanguageAbbr:(NSString *)abbr {
    NSString * oldAbbr = [NSUserDefaults stringForKey:HBMultiLanguageKey];
    if ([oldAbbr isEqualToString:abbr]) return;
    
//    [NSUserDefaults setObject:abbr forKey:HBLocaleLanguageKey];
    [NSUserDefaults setObject:abbr forKey:HBMultiLanguageKey];
    [NSUserDefaults synchronize];
    [[NSNotificationCenter defaultCenter]postNotificationName:HBNotificationMultiLanguageChangeKey object:nil];
}


+(NSArray<HBLanguageModel *> *)languages{
    return  @[
        [HBLanguageModel newWithTitle:@"中文" subTitle:@"选择语言后，您的系统将会切换成中文" abbr:@"zh" imageNamed:@"language_country_zh"],
        [HBLanguageModel newWithTitle:@"English" subTitle:@"After selecting the language, your system will switch to English" abbr:@"en" imageNamed:@"language_country_en"],
        [HBLanguageModel newWithTitle:@"Tiếng Việt" subTitle:@"Sau khi chọn ngôn ngữ, hệ thống của bạn sẽ chuyển sang tiếng việt" abbr:@"vi" imageNamed:@"language_country_vi"],
        [HBLanguageModel newWithTitle:@"한국어" subTitle:@"언어를 선택하면 시스템이 한국어로 전환됩니다" abbr:@"ko" imageNamed:@"language_country_ko"],
        [HBLanguageModel newWithTitle:@"日本語" subTitle:@"言語をせんたく選択すると、システムはにっぽん日本ご語にきりかわり切り替わります" abbr:@"ja" imageNamed:@"language_country_ja"]
    ];
}
@end


@implementation NSString (language)
- (NSString *)language {
    return NSLocalizedStringFromTable(self, @"MultiLanguage",nil);
}

//- (NSString *)language {
//    
//    NSString * abbr = [HBMultiLanguageManager currentlanguageAbbr];
//    
//    NSString * localAbbr = [NSUserDefaults arrayForKey:HBLocaleLanguageKey].firstObject;
//    
//    NSString *countryCode = [NSString stringWithFormat:@"-%@", [[NSLocale currentLocale] objectForKey:NSLocaleCountryCode]];
//    if (localAbbr) {
//        localAbbr = [localAbbr stringByReplacingOccurrencesOfString:countryCode withString:@""];
//    }
//    
//    if ([abbr isEqualToString:@"--"]) {
//        return [self bundleWithAbbr:localAbbr];
//    } else {
//        return [self bundleWithAbbr:abbr];
//    }
//}
//
//- (NSBundle *) bundleWithAbbr:(NSString *) abbr {
//    return [NSBundle bundleWithPath:[[NSBundle mainBundle] pathForResource:abbr ofType:@"lproj"]];
//}
//
//- (NSString *)languageWithBundle:(NSBundle *) bundle {
//    if (bundle) {
//        return NSLocalizedStringFromTableInBundle(self, @"MultiLanguage", bundle, ni);
//    } else {
//        return NSLocalizedStringFromTable(self, @"MultiLanguage",nil);
//    }
//}
@end


@interface HBBundle : NSBundle

@end


@implementation HBBundle

- (NSString *)localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)tableName {
    if ([HBBundle bundle]) {
        return [[HBBundle bundle] localizedStringForKey:key value:value table:tableName];
    } else {
        return [super localizedStringForKey:key value:value table:tableName];
    }
}

+ (NSBundle *)bundle {
    NSString * abbr = [HBMultiLanguageManager currentlanguageAbbr];
    NSString * localAbbr = [NSUserDefaults arrayForKey:HBLocaleLanguageKey].firstObject;
    NSString *countryCode = [NSString stringWithFormat:@"-%@", [[NSLocale currentLocale] objectForKey:NSLocaleCountryCode]];
    if (localAbbr) {
        localAbbr = [localAbbr stringByReplacingOccurrencesOfString:countryCode withString:@""];
    }
    if ([abbr isEqualToString:@"--"]) {
        return [NSBundle bundleWithPath:[[NSBundle mainBundle] pathForResource:localAbbr ofType:@"lproj"]];
    } else {
        return [NSBundle bundleWithPath:[[NSBundle mainBundle] pathForResource:abbr ofType:@"lproj"]];;
    }
}
@end

@implementation NSBundle (Language)
+ (void)load {
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        // 动态继承、交换，方法类似KVO，通过修改[NSBundle mainBundle]对象的isa指针，使其指向它的子类CLBundle，
        // 这样便可以调用子类的方法；其实这里也可以使用method_swizzling来交换mainBundle的实现，来动态判断，可以同样实现。
        object_setClass([NSBundle mainBundle], [HBBundle class]);
    });
}

@end