//
//  KeyboardViewController.m
//  CustomKeyboard
//
//  Created by Mac on 2025/10/27.
//

#import "KeyboardViewController.h"

static CGFloat KEYBOARDHEIGHT = 256;

@interface KeyboardViewController ()
@property (nonatomic, strong) UIButton *nextKeyboardButton;
@end

@implementation KeyboardViewController

- (void)updateViewConstraints {
    [super updateViewConstraints];
    
    // Add custom view sizing constraints here
}

- (void)viewDidLoad {
    [super viewDidLoad];
//    
//    // Perform custom UI setup here
//    self.nextKeyboardButton = [UIButton buttonWithType:UIButtonTypeSystem];
//    
//    [self.nextKeyboardButton setTitle:NSLocalizedString(@"Next Keyboard", @"Title for 'Next Keyboard' button") forState:UIControlStateNormal];
//    [self.nextKeyboardButton sizeToFit];
//    self.nextKeyboardButton.translatesAutoresizingMaskIntoConstraints = NO;
//    
//    [self.nextKeyboardButton addTarget:self action:@selector(handleInputModeListFromView:withEvent:) forControlEvents:UIControlEventAllTouchEvents];
//    
//    [self.view addSubview:self.nextKeyboardButton];
//    
//    [self.nextKeyboardButton.leftAnchor constraintEqualToAnchor:self.view.leftAnchor].active = YES;
//    [self.nextKeyboardButton.bottomAnchor constraintEqualToAnchor:self.view.bottomAnchor].active = YES;
    
    [self setupUI];
}


- (void)setupUI {
    CGFloat toolBarHeight = 40;
    CGFloat bottom = 5;
    CGFloat buttonSpace = 8;
    CGFloat eachButtonHeight = (KEYBOARDHEIGHT - toolBarHeight - 10 - 8 * 3 - bottom) / 4;
    
    UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, 30)];
    view.backgroundColor = [UIColor redColor];
    [self.view addSubview:view];
}


- (void)viewWillLayoutSubviews
{
    self.nextKeyboardButton.hidden = !self.needsInputModeSwitchKey;
    [super viewWillLayoutSubviews];
}

- (void)textWillChange:(id<UITextInput>)textInput {
    // The app is about to change the document's contents. Perform any preparation here.
}

- (void)textDidChange:(id<UITextInput>)textInput {
    // The app has just changed the document's contents, the document context has been updated.
    
    UIColor *textColor = nil;
    if (self.textDocumentProxy.keyboardAppearance == UIKeyboardAppearanceDark) {
        textColor = [UIColor whiteColor];
    } else {
        textColor = [UIColor blackColor];
    }
    [self.nextKeyboardButton setTitleColor:textColor forState:UIControlStateNormal];
}

@end