iOS:DoricViewController add loadingView and errorView

doric-android/doric/src/main/java/pub/doric/DoricPanelFragment.java

@@ -157,7 +157,7 @@ public class DoricPanelFragment extends Fragment implements IDoricNavigator {
         });
     }
 
-    public void loadJSBundle() {
+    private void loadJSBundle() {
         Bundle argument = getArguments();
         if (argument == null) {
             if (getActivity() != null && getActivity().getIntent() != null) {

doric-iOS/Pod/Classes/DoricDriver.h

@@ -24,7 +24,7 @@
 #import "DoricAsyncResult.h"
 #import "DoricRegistry.h"
 
-typedef NS_ENUM(NSInteger, QueueMode) {
+typedef NS_ENUM(NSInteger, DoricQueueMode) {
     JS = 0,
     UI,
     INDEPENDENT

doric-iOS/Pod/Classes/DoricViewController.h

@@ -22,10 +22,15 @@
 #import "DoricNavBarDelegate.h"
 #import "DoricPanel.h"
 
+extern NSString *const DORIC_MASK_RETRY;
+
+
 @interface DoricViewController : UIViewController <DoricNavigatorDelegate, DoricNavBarDelegate>
 @property(nonatomic, strong) DoricPanel *doricPanel;
 @property(nonatomic) BOOL statusBarHidden;
 @property(nonatomic) int statusBarMode;
+@property(nonatomic, strong) UIView *loadingView;
+@property(nonatomic, strong) UIView *errorView;
 
 - (instancetype)initWithScheme:(NSString *)scheme alias:(NSString *)alias extra:(NSString *)extra;
 @end

doric-iOS/Pod/Classes/DoricViewController.m

@@ -18,40 +18,69 @@
 //
 
 #import "DoricViewController.h"
-#import "DoricAsyncResult.h"
 #import "DoricJSLoaderManager.h"
 #import "UIView+Doric.h"
 #import "DoricExtensions.h"
 #import "DoricUtil.h"
 
+NSString *const DORIC_MASK_RETRY = @"doric_mask_retry";
+
 @interface DoricViewController ()
 @property(nonatomic) BOOL navBarHidden;
 @property(nonatomic, strong) UIImage *navBarImage;
+@property(nonatomic, strong) UIView *maskView;
+@property(nonatomic, copy) NSString *scheme;
+@property(nonatomic, copy) NSString *alias;
+@property(nonatomic, copy) NSString *extra;
 @end
 
 @implementation DoricViewController
 - (instancetype)initWithScheme:(NSString *)scheme alias:(NSString *)alias extra:(NSString *)extra {
     if (self = [super init]) {
         self.edgesForExtendedLayout = UIRectEdgeNone;
-        DoricAsyncResult <NSString *> *result = [DoricJSLoaderManager.instance request:scheme];
-        result.resultCallback = ^(NSString *result) {
-            dispatch_async(dispatch_get_main_queue(), ^{
-                DoricPanel *panel = [DoricPanel new];
-                [panel.view also:^(UIView *it) {
+        _scheme = scheme;
+        _alias = alias;
+        _extra = extra;
+        _doricPanel = [DoricPanel new];
+    }
+    return self;
+}
+
+- (void)viewDidLoad {
+    [super viewDidLoad];
+    self.doricPanel = [[DoricPanel new] also:^(DoricPanel *it) {
+        [it.view also:^(UIView *it) {
             it.backgroundColor = [UIColor whiteColor];
             it.width = self.view.width;
             it.height = self.view.height;
         }];
-                [self.view addSubview:panel.view];
-                [self addChildViewController:panel];
-                [panel config:result alias:alias extra:extra];
-                panel.doricContext.navigator = self;
-                panel.doricContext.navBar = self;
-                self.doricPanel = panel;
-            });
-        };
+        [self.view addSubview:it.view];
+        [self addChildViewController:it];
+    }];
+    self.maskView = [[UIView new] also:^(UIView *it) {
+        it.backgroundColor = [UIColor whiteColor];
+        it.width = self.view.width;
+        it.height = self.view.height;
+        [self.view addSubview:it];
+        if (self.loadingView) {
+            [it addSubview:self.loadingView];
         }
-    return self;
+        if (self.errorView) {
+            [it addSubview:self.errorView];
+        }
+        UIView *retryView = [it viewWithTagString:DORIC_MASK_RETRY];
+        if (retryView) {
+            UITapGestureRecognizer *recognizer = [[UITapGestureRecognizer alloc]
+                    initWithTarget:self
+                            action:@selector(retry:)];
+            [retryView addGestureRecognizer:recognizer];
+        }
+    }];
+    [self loadJSBundle];
+}
+
+- (void)retry:(UIView *)view {
+    [self loadJSBundle];
 }
 
 - (void)viewWillAppear:(BOOL)animated {
@@ -127,4 +156,43 @@ - (BOOL)prefersStatusBarHidden {
     return self.statusBarHidden;
 }
 
+- (void)showLoading {
+    dispatch_async(dispatch_get_main_queue(), ^{
+        self.maskView.hidden = NO;
+        self.loadingView.hidden = NO;
+        self.errorView.hidden = YES;
+    });
+}
+
+- (void)showError {
+    dispatch_async(dispatch_get_main_queue(), ^{
+        self.maskView.hidden = NO;
+        self.loadingView.hidden = YES;
+        self.errorView.hidden = NO;
+    });
+}
+
+- (void)hideMask {
+    dispatch_async(dispatch_get_main_queue(), ^{
+        self.maskView.hidden = YES;
+    });
+}
+
+- (void)loadJSBundle {
+    [self showLoading];
+    DoricAsyncResult <NSString *> *result = [DoricJSLoaderManager.instance request:self.scheme];
+    result.resultCallback = ^(NSString *result) {
+        dispatch_async(dispatch_get_main_queue(), ^{
+            [self hideMask];
+            [self.doricPanel config:result alias:self.alias extra:self.extra];
+            self.doricPanel.doricContext.navigator = self;
+            self.doricPanel.doricContext.navBar = self;
+        });
+    };
+    result.exceptionCallback = ^(NSException *e) {
+        dispatch_async(dispatch_get_main_queue(), ^{
+            [self showError];
+        });
+    };
+}
 @end