1#import <ExpoModulesCore/EXDefines.h>
2
3#import "EXAppLoadingProgressWindowController.h"
4#import "EXUtil.h"
5
6@interface EXAppLoadingProgressWindowController ()
7
8@property (nonatomic, assign) BOOL enabled;
9@property (nonatomic, strong) UIWindow *window;
10@property (nonatomic, strong) UILabel *textLabel;
11
12@end
13
14@implementation EXAppLoadingProgressWindowController
15
16- (instancetype)initWithEnabled:(BOOL)enabled
17{
18  if (self = [super init]) {
19    _enabled = enabled;
20  }
21  return self;
22}
23
24- (void)show
25{
26  if (!_enabled) {
27    return;
28  }
29
30  EX_WEAKIFY(self);
31  dispatch_async(dispatch_get_main_queue(), ^{
32    EX_ENSURE_STRONGIFY(self);
33    if (!self.window) {
34      CGSize screenSize = [UIScreen mainScreen].bounds.size;
35
36      int bottomInsets = EXSharedApplication().keyWindow.safeAreaInsets.bottom;
37      self.window = [[UIWindow alloc] initWithFrame:CGRectMake(0,
38                                                               screenSize.height - 36 - bottomInsets,
39                                                               screenSize.width,
40                                                               36 + bottomInsets)];
41      self.window.windowLevel = UIWindowLevelStatusBar + 1;
42      // set a root VC so rotation is supported
43      self.window.rootViewController = [UIViewController new];
44      self.window.backgroundColor = [EXUtil colorWithRGB:0xfafafa];
45
46      UIView *containerView = [UIView new];
47      [self.window addSubview:containerView];
48
49      CALayer *topBorderLayer = [CALayer layer];
50      topBorderLayer.frame = CGRectMake(0, 0, screenSize.width, 1);
51      topBorderLayer.backgroundColor = [EXUtil colorWithRGB:0xe3e3e3].CGColor;
52      [containerView.layer addSublayer:topBorderLayer];
53
54      self.textLabel = [UILabel new];
55      self.textLabel.frame = CGRectMake(10, 0, screenSize.width - 20, 36);
56      self.textLabel.font = [UIFont systemFontOfSize:12];
57      self.textLabel.textAlignment = NSTextAlignmentLeft;
58      self.textLabel.textColor = [EXUtil colorWithRGB:0xa7a7a7];
59      [containerView addSubview:self.textLabel];
60    }
61    self.textLabel.text =  @"Waiting for server ...";
62    self.window.hidden = NO;
63  });
64}
65
66- (void)hide
67{
68  if (!_enabled) {
69    return;
70  }
71
72  EX_WEAKIFY(self);
73  dispatch_async(dispatch_get_main_queue(), ^{
74    EX_ENSURE_STRONGIFY(self);
75    if (self.window) {
76      self.window.hidden = YES;
77    }
78  });
79}
80
81- (void)updateStatusWithProgress:(EXLoadingProgress *)progress
82{
83  if (!_enabled) {
84    return;
85  }
86
87  [self show];
88
89  EX_WEAKIFY(self);
90  dispatch_async(dispatch_get_main_queue(), ^{
91    EX_ENSURE_STRONGIFY(self);
92    float progressPercent = ([progress.done floatValue] / [progress.total floatValue]);
93    self.textLabel.text = [NSString stringWithFormat:@"%@ %.2f%%", progress.status, progressPercent * 100];
94    [self.textLabel setNeedsDisplay];
95
96    // TODO: (@bbarthec) maybe it's better to show/hide this based on other thing than progress status reported by the fetcher?
97    self.window.hidden = !(progress.total.floatValue > 0);
98  });
99}
100
101- (void)updateStatus:(EXAppLoaderRemoteUpdateStatus)status
102{
103  if (!_enabled) {
104    return;
105  }
106
107  NSString *statusText = [[self class] _loadingViewTextForStatus:status];
108  if (!statusText) {
109    return;
110  }
111
112  [self show];
113
114  EX_WEAKIFY(self);
115  dispatch_async(dispatch_get_main_queue(), ^{
116    EX_ENSURE_STRONGIFY(self);
117    self.textLabel.text = statusText;
118    [self.textLabel setNeedsDisplay];
119  });
120}
121
122+ (nullable NSString *)_loadingViewTextForStatus:(EXAppLoaderRemoteUpdateStatus)status
123{
124  if (status == kEXAppLoaderRemoteUpdateStatusChecking) {
125    return @"Checking for new update...";
126  } else if (status == kEXAppLoaderRemoteUpdateStatusDownloading) {
127    return @"New update available, downloading...";
128  } else {
129    return nil;
130  }
131}
132
133@end
134