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Pods/LookinServer/Src/Main/Server/Others/LKS_ExportManager.m

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+#ifdef SHOULD_COMPILE_LOOKIN_SERVER 
+
+//
+//  LKS_ExportManager.m
+//  LookinServer
+//
+//  Created by Li Kai on 2019/5/13.
+//  https://lookin.work
+//
+
+#import "LKS_ExportManager.h"
+#import "UIViewController+LookinServer.h"
+#import "LookinHierarchyInfo.h"
+#import "LookinHierarchyFile.h"
+#import "LookinAppInfo.h"
+#import "LookinServerDefines.h"
+#import "LKS_MultiplatformAdapter.h"
+
+@interface LKS_ExportManagerMaskView : UIView
+
+@property(nonatomic, strong) UIView *tipsView;
+@property(nonatomic, strong) UILabel *firstLabel;
+@property(nonatomic, strong) UILabel *secondLabel;
+@property(nonatomic, strong) UILabel *thirdLabel;
+
+@end
+
+@implementation LKS_ExportManagerMaskView
+
+- (instancetype)initWithFrame:(CGRect)frame {
+    if (self = [super initWithFrame:frame]) {
+        self.backgroundColor = [UIColor colorWithRed:0 green:0 blue:0 alpha:.35];
+        
+        self.tipsView = [UIView new];
+        self.tipsView.backgroundColor = [UIColor colorWithRed:0 green:0 blue:0 alpha:.88];
+        self.tipsView.layer.cornerRadius = 6;
+        self.tipsView.layer.masksToBounds = YES;
+        [self addSubview:self.tipsView];
+        
+        self.firstLabel = [UILabel new];
+        self.firstLabel.text = LKS_Localized(@"Creating File…");
+        self.firstLabel.textColor = [UIColor whiteColor];
+        self.firstLabel.font = [UIFont boldSystemFontOfSize:14];
+        self.firstLabel.textAlignment = NSTextAlignmentCenter;
+        self.firstLabel.numberOfLines = 0;
+        [self.tipsView addSubview:self.firstLabel];
+        
+        self.secondLabel = [UILabel new];
+        self.secondLabel.text = LKS_Localized(@"May take 8 or more seconds according to the UI complexity.");
+        self.secondLabel.textColor = [UIColor colorWithRed:173/255.0 green:180/255.0 blue:190/255.0 alpha:1];
+        self.secondLabel.font = [UIFont systemFontOfSize:12];
+        self.secondLabel.textAlignment = NSTextAlignmentLeft;
+        self.secondLabel.numberOfLines = 0;
+        [self.tipsView addSubview:self.secondLabel];
+        
+        self.thirdLabel = [UILabel new];
+        self.thirdLabel.text = LKS_Localized(@"The file can be opend by Lookin.app in macOS.");
+        self.thirdLabel.textColor = [UIColor colorWithRed:173/255.0 green:180/255.0 blue:190/255.0 alpha:1];
+        self.thirdLabel.font = [UIFont systemFontOfSize:12];
+        self.thirdLabel.textAlignment = NSTextAlignmentCenter;
+        self.thirdLabel.numberOfLines = 0;
+        [self.tipsView addSubview:self.thirdLabel];
+    }
+    return self;
+}
+
+- (void)layoutSubviews {
+    [super layoutSubviews];
+    
+    UIEdgeInsets insets = UIEdgeInsetsMake(8, 10, 8, 10);
+    CGFloat maxLabelWidth = self.bounds.size.width * .8 - insets.left - insets.right;
+    
+    CGSize firstSize = [self.firstLabel sizeThatFits:CGSizeMake(maxLabelWidth, CGFLOAT_MAX)];
+    CGSize secondSize = [self.secondLabel sizeThatFits:CGSizeMake(maxLabelWidth, CGFLOAT_MAX)];
+    CGSize thirdSize = [self.thirdLabel sizeThatFits:CGSizeMake(maxLabelWidth, CGFLOAT_MAX)];
+
+    CGFloat tipsWidth = MAX(MAX(firstSize.width, secondSize.width), thirdSize.width) + insets.left + insets.right;
+
+    self.firstLabel.frame = CGRectMake(tipsWidth / 2.0 - firstSize.width / 2.0, insets.top, firstSize.width, firstSize.height);
+    self.secondLabel.frame = CGRectMake(tipsWidth / 2.0 - secondSize.width / 2.0, CGRectGetMaxY(self.firstLabel.frame) + 10, secondSize.width, secondSize.height);
+    self.thirdLabel.frame = CGRectMake(tipsWidth / 2.0 - thirdSize.width / 2.0, CGRectGetMaxY(self.secondLabel.frame) + 5, thirdSize.width, thirdSize.height);
+
+    self.tipsView.frame = ({
+        CGFloat height = CGRectGetMaxY(self.thirdLabel.frame) + insets.bottom;
+        CGRectMake(self.bounds.size.width / 2.0 - tipsWidth / 2.0, self.bounds.size.height / 2.0 - height / 2.0, tipsWidth, height);
+    });
+}
+
+@end
+
+@interface LKS_ExportManager ()
+
+#if TARGET_OS_TV
+#else
+@property(nonatomic, strong) UIDocumentInteractionController *documentController;
+#endif
+
+@property(nonatomic, strong) LKS_ExportManagerMaskView *maskView;
+
+@end
+
+@implementation LKS_ExportManager
+
++ (instancetype)sharedInstance {
+    static dispatch_once_t onceToken;
+    static LKS_ExportManager *instance = nil;
+    dispatch_once(&onceToken,^{
+        instance = [[super allocWithZone:NULL] init];
+    });
+    return instance;
+}
+
++ (id)allocWithZone:(struct _NSZone *)zone{
+    return [self sharedInstance];
+}
+
+#if TARGET_OS_TV
+- (void)exportAndShare {
+    NSAssert(NO, @"not supported");
+}
+#else
+- (void)exportAndShare {
+    
+    UIViewController *visibleVc = [UIViewController lks_visibleViewController];
+    if (!visibleVc) {
+        NSLog(@"LookinServer - Failed to export because we didn't find any visible view controller.");
+        return;
+    }
+    
+    [[NSNotificationCenter defaultCenter] postNotificationName:@"Lookin_WillExport" object:nil];
+    
+    if (!self.maskView) {
+        self.maskView = [LKS_ExportManagerMaskView new];
+    }
+    [visibleVc.view.window addSubview:self.maskView];
+    self.maskView.frame = visibleVc.view.window.bounds;
+
+    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
+        LookinHierarchyInfo *info = [LookinHierarchyInfo exportedInfo];
+        LookinHierarchyFile *file = [LookinHierarchyFile new];
+        file.serverVersion = info.serverVersion;
+        file.hierarchyInfo = info;
+        NSData *data = [NSKeyedArchiver archivedDataWithRootObject:file];
+        if (!data) {
+            return;
+        }
+        
+        NSString *fileName = ({
+            NSString *timeString = ({
+                NSDate *date = [NSDate date];
+                NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
+                [formatter setDateFormat:@"MMddHHmm"];
+                [formatter stringFromDate:date];
+            });
+            NSString *iOSVersion = ({
+                NSString *str = info.appInfo.osDescription;
+                NSUInteger dotIdx = [str rangeOfString:@"."].location;
+                if (dotIdx != NSNotFound) {
+                    str = [str substringToIndex:dotIdx];
+                }
+                str;
+            });
+            [NSString stringWithFormat:@"%@_ios%@_%@.lookin", info.appInfo.appName, iOSVersion, timeString];
+        });
+        NSString *path = [NSString stringWithFormat:@"%@%@", NSTemporaryDirectory(), fileName];
+        [data writeToFile:path atomically:YES];
+        
+        [self.maskView removeFromSuperview];
+        
+        if (!self.documentController) {
+            self.documentController = [UIDocumentInteractionController new];
+        }
+        self.documentController.URL = [NSURL fileURLWithPath:path];
+        if ([LKS_MultiplatformAdapter isiPad]) {
+            [self.documentController presentOpenInMenuFromRect:CGRectMake(0, 0, 1, 1) inView:visibleVc.view animated:YES];
+        } else {
+            [self.documentController presentOpenInMenuFromRect:visibleVc.view.bounds inView:visibleVc.view animated:YES];
+        }
+        
+        [[NSNotificationCenter defaultCenter] postNotificationName:@"Lookin_DidFinishExport" object:nil];
+        
+//        [self.documentController presentOptionsMenuFromRect:visibleVc.view.bounds inView:visibleVc.view animated:YES];
+        
+//        CFTimeInterval endTime = CACurrentMediaTime();
+//        CFTimeInterval consumingTime = endTime - startTime;
+//        NSLog(@"LookinServer - 导出 UI 结构耗时：%@", @(consumingTime));
+    });
+}
+#endif
+
+@end
+
+#endif /* SHOULD_COMPILE_LOOKIN_SERVER */