//
//  KBKeyboardLayoutConfig.h
//  CustomKeyboard
//
//  键盘布局配置模型（由 JSON 驱动）
//

#import <Foundation/Foundation.h>
#import <UIKit/UIKit.h>

NS_ASSUME_NONNULL_BEGIN

@interface KBKeyboardLayoutMetrics : NSObject
@property (nonatomic, strong, nullable) NSNumber *rowSpacing;
@property (nonatomic, strong, nullable) NSNumber *topInset;
@property (nonatomic, strong, nullable) NSNumber *bottomInset;
@property (nonatomic, strong, nullable) NSNumber *keyHeight;
@property (nonatomic, strong, nullable) NSNumber *edgeInset;
@property (nonatomic, strong, nullable) NSNumber *gap;
@property (nonatomic, strong, nullable) NSNumber *letterWidth;
@property (nonatomic, strong, nullable) NSNumber *controlWidth;
@property (nonatomic, strong, nullable) NSNumber *sendWidth;
@property (nonatomic, strong, nullable) NSNumber *symbolsWideWidth;
@property (nonatomic, strong, nullable) NSNumber *symbolsSideWidth;
@end

@interface KBKeyboardLayoutFonts : NSObject
@property (nonatomic, strong, nullable) NSNumber *letter;
@property (nonatomic, strong, nullable) NSNumber *digit;
@property (nonatomic, strong, nullable) NSNumber *symbol;
@property (nonatomic, strong, nullable) NSNumber *mode;
@property (nonatomic, strong, nullable) NSNumber *space;
@property (nonatomic, strong, nullable) NSNumber *send;
@end

@interface KBKeyboardKeyDef : NSObject
@property (nonatomic, copy, nullable) NSString *type;
@property (nonatomic, copy, nullable) NSString *title;
@property (nonatomic, copy, nullable) NSString *selectedTitle;
@property (nonatomic, copy, nullable) NSString *symbolName;
@property (nonatomic, copy, nullable) NSString *selectedSymbolName;
@property (nonatomic, copy, nullable) NSString *font;
@property (nonatomic, copy, nullable) NSString *width;
@property (nonatomic, strong, nullable) NSNumber *widthValue;
@property (nonatomic, copy, nullable) NSString *backgroundColor;
@end

@interface KBKeyboardRowItem : NSObject
@property (nonatomic, copy, nullable) NSString *itemId;
@property (nonatomic, copy, nullable) NSString *width;
@property (nonatomic, strong, nullable) NSNumber *widthValue;
+ (NSArray<KBKeyboardRowItem *> *)itemsFromRawArray:(NSArray *)raw;
@end

@interface KBKeyboardRowSegments : NSObject
@property (nonatomic, strong, nullable) NSArray *left;
@property (nonatomic, strong, nullable) NSArray *center;
@property (nonatomic, strong, nullable) NSArray *right;
- (NSArray<KBKeyboardRowItem *> *)leftItems;
- (NSArray<KBKeyboardRowItem *> *)centerItems;
- (NSArray<KBKeyboardRowItem *> *)rightItems;
@end

@interface KBKeyboardRowConfig : NSObject
@property (nonatomic, strong, nullable) NSNumber *height;
@property (nonatomic, strong, nullable) NSNumber *insetLeft;
@property (nonatomic, strong, nullable) NSNumber *insetRight;
@property (nonatomic, strong, nullable) NSNumber *gap;
@property (nonatomic, copy, nullable) NSString *align;
@property (nonatomic, strong, nullable) NSArray *items;
@property (nonatomic, strong, nullable) KBKeyboardRowSegments *segments;
- (NSArray<KBKeyboardRowItem *> *)resolvedItems;
@end

@interface KBKeyboardLayout : NSObject
@property (nonatomic, strong, nullable) NSArray<KBKeyboardRowConfig *> *rows;
@end

@interface KBKeyboardLayoutConfig : NSObject
@property (nonatomic, assign) CGFloat designWidth;
@property (nonatomic, strong, nullable) KBKeyboardLayoutMetrics *metrics;
@property (nonatomic, strong, nullable) KBKeyboardLayoutFonts *fonts;
@property (nonatomic, copy, nullable) NSString *defaultKeyBackground;
@property (nonatomic, strong, nullable) NSDictionary<NSString *, KBKeyboardKeyDef *> *keyDefs;
@property (nonatomic, strong, nullable) NSDictionary<NSString *, KBKeyboardLayout *> *layouts;

+ (nullable instancetype)sharedConfig;
+ (nullable instancetype)configFromJSONData:(NSData *)data;
- (CGFloat)scaledValue:(CGFloat)designValue;
- (CGFloat)keyboardAreaDesignHeight;
- (CGFloat)keyboardAreaScaledHeight;
- (nullable KBKeyboardLayout *)layoutForName:(NSString *)name;
- (nullable KBKeyboardKeyDef *)keyDefForIdentifier:(NSString *)identifier;
@end

NS_ASSUME_NONNULL_END