//
//  KBKeyboardLayoutResolver.m
//  CustomKeyboard
//

#import "KBKeyboardLayoutResolver.h"
#import "KBInputProfileManager.h"
#import "KBConfig.h"

@implementation KBKeyboardLayoutResolver

+ (instancetype)sharedResolver {
    static KBKeyboardLayoutResolver *instance = nil;
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        instance = [[self alloc] init];
    });
    return instance;
}

- (NSString *)layoutJsonIdForProfileId:(NSString *)profileId {
    if (profileId.length == 0) {
        return @"letters";
    }

    NSString *layoutJsonId = [[KBInputProfileManager sharedManager] layoutJsonIdForProfileId:profileId];
    if (layoutJsonId.length > 0) {
        return layoutJsonId;
    }

    // 回退到默认布局
    NSLog(@"[KBKeyboardLayoutResolver] No layoutJsonId found for profileId: %@, using default 'letters'", profileId);
    return @"letters";
}

- (NSString *)suggestionEngineForProfileId:(NSString *)profileId {
    if (profileId.length == 0) {
        return @"latin";
    }

    NSString *engine = [[KBInputProfileManager sharedManager] suggestionEngineForProfileId:profileId];
    if (engine.length > 0) {
        return engine;
    }

    // 回退到默认引擎
    NSLog(@"[KBKeyboardLayoutResolver] No suggestionEngine found for profileId: %@, using default 'latin'", profileId);
    return @"latin";
}

- (nullable NSString *)currentProfileId {
    NSUserDefaults *appGroup = [[NSUserDefaults alloc] initWithSuiteName:AppGroup];
    NSString *profileId = [appGroup stringForKey:AppGroup_SelectedKeyboardProfileId];
    return profileId;
}

- (nullable NSString *)currentLanguageCode {
    NSUserDefaults *appGroup = [[NSUserDefaults alloc] initWithSuiteName:AppGroup];
    NSString *languageCode = [appGroup stringForKey:AppGroup_SelectedKeyboardLanguageCode];
    return languageCode;
}

- (nullable NSString *)currentLayoutVariant {
    NSUserDefaults *appGroup = [[NSUserDefaults alloc] initWithSuiteName:AppGroup];
    NSString *layoutVariant = [appGroup stringForKey:AppGroup_SelectedKeyboardLayoutVariant];
    return layoutVariant;
}

@end