//
//  UIViewFactory.m
//  foundation_fluttify
//
//  Created by Yohom Bao on 2020/4/17.
//

#import "UIViewFactory.h"
#import "FoundationFluttifyPlugin.h"

// Dart端随机存取对象的容器
extern NSMutableDictionary<NSString *, NSObject *> *HEAP;

@implementation UIViewFactory {
}

- (instancetype)initWithRegistrar:(NSObject <FlutterPluginRegistrar> *)registrar {
    self = [super init];
    if (self) {
        _registrar = registrar;
    }
    
    return self;
}

- (NSObject <FlutterPlatformView> *)createWithFrame:(CGRect)frame viewIdentifier:(int64_t)viewId arguments:(id _Nullable)args {
    return [[UIViewPlatformView alloc] initWithViewId:viewId frame: frame registrar:_registrar];
}

@end

@implementation UIViewPlatformView {
    int64_t _viewId;
    CGRect _frame;
    UIView* _view;
}

- (instancetype)initWithViewId:(int64_t)viewId frame:(CGRect)frame registrar:(NSObject <FlutterPluginRegistrar> *)registrar {
    self = [super init];
    if (self) {
        _viewId = viewId;
        _registrar = registrar;
        _frame = frame;
    }
    
    return self;
}

- (UIView *)view {
    if (_view == nil) {
        _view = [[UIView alloc] initWithFrame:_frame];
    }
    // 这里用一个magic number调整一下id
    HEAP[[NSString stringWithFormat:@"%@", @(2147483647 - _viewId)]] = _view;
    HEAP[[NSString stringWithFormat:@"%@:%@", @"UIView", @(_view.hash)]] = _view;
    return _view;
}

@end