修复公告不显示

redstar/Classes/Module/Announce/AnnounceList/ViewController/AnnounceViewController.m

@@ -12,6 +12,8 @@
 #import "AnnounceModel.h"
 #import "AnnoDetailViewController.h"
 
+#import "NoDataView.h"
+
 #import <MBProgressHUD.h>
 
 #define kAnnoTableViewCell @"AnnoTableViewCell"
@@ -23,6 +25,8 @@
 @property (nonatomic, strong) NSString *stateStr;
 @property (nonatomic, assign) BOOL isRead;
 
+@property (nonatomic, strong) NoDataView *noDataView;
+
 @property (nonatomic, strong) NSMutableArray *allAnnoArray;
 @end
 
@@ -69,10 +73,9 @@
     NSString *user_uuid = [[NSUserDefaults standardUserDefaults] objectForKey:@"user_uuid"];
     int page_number = 0;
     int page_size = 10;
-    //NSString *url = [NSString stringWithFormat:@"%@%@%@?read=%@&page_number=%d&page_size=%d", kRedStarURL, kAnnounceListURL ,user_uuid ,_stateStr, page_number, page_size];
-  NSString *url = [NSString stringWithFormat:@"%@%@%@?page_number=%d&page_size=%d", kRedStarURL, kAnnounceListURL ,user_uuid, page_number, page_size];
+    NSString *url = [NSString stringWithFormat:@"%@%@%@?read=%@&page_number=%d&page_size=%d", kRedStarURL, kAnnounceListURL ,user_uuid ,_stateStr, page_number, page_size];
 
-    NSLog(@"urlll = %@", url);
+    [MBProgressHUD showHUDAddedTo:self.view animated:YES];
     HttpClient *httpClient = [[HttpClient alloc] initWithUrl:url];
     [httpClient getAnnounceListWithCompletion:^(id response, NSError *error) {
         NSLog(@"公告response = %@", response);
@@ -82,11 +85,17 @@
             for (NSDictionary *annoDict in array) {
                 AnnounceModel *anno = [AnnounceModel announceModelWithDict:annoDict];
                 [_allAnnoArray addObject:anno];
-                
+            }
+            
+            
+            if (_allAnnoArray.count == 0) {
+                self.noDataView.backgroundColor = [UIColor whiteColor];
+                [MBProgressHUD hideHUDForView:self.view animated:YES];
+            } else {
                 self.tableView.delegate = self;
                 self.tableView.dataSource = self;
+                [MBProgressHUD hideHUDForView:self.view animated:YES];
             }
-            
         }
     }];
 }
@@ -123,7 +132,6 @@
 
 - (void)segmentChangedValue:(UISegmentedControl *)sender
 {
-    
     NSString *url;
     NSString *user_uuid = [[NSUserDefaults standardUserDefaults] objectForKey:@"user_uuid"];
     int page_number = 0;
@@ -140,8 +148,9 @@
     }
     
     
-    NSLog(@"url ==== %@", url);
-    
+    NSLog(@"22url ==== %@", url);
+    [MBProgressHUD showHUDAddedTo:self.view animated:YES];
+
     HttpClient *httpClient = [[HttpClient alloc] initWithUrl:url];
     [httpClient getAnnounceListWithCompletion:^(id response, NSError *error) {
         NSLog(@"segemnt 公告 = %@ error = %@", response, error);
@@ -153,10 +162,29 @@
                 AnnounceModel *anno = [AnnounceModel announceModelWithDict:annoDict];
                 [annoArray addObject:anno];
             }
-            _allAnnoArray = annoArray;
+            _allAnnoArray = [NSMutableArray arrayWithArray:annoArray];
         }
-        [self.tableView reloadData];
+        
+        if (_allAnnoArray.count == 0) {
+            if (_tableView) {
+                [_tableView removeFromSuperview];
+                _tableView = nil;
+            }
+            self.noDataView.backgroundColor = [UIColor whiteColor];
+            [MBProgressHUD hideHUDForView:self.view animated:YES];
+        } else {
+            if (_noDataView) {
+                [_noDataView removeFromSuperview];
+                _noDataView = nil;
+
+            }
+            self.tableView.delegate = self;
+            self.tableView.dataSource = self;
+            [self.tableView reloadData];
 
+            [MBProgressHUD hideHUDForView:self.view animated:YES];
+        }
+       
     }];
     
 
@@ -274,4 +302,26 @@
     return _tableView;
 }
 
+- (NoDataView *)noDataView
+{
+    if (!_noDataView) {
+        _noDataView = [[NoDataView alloc] init];
+        _noDataView.translatesAutoresizingMaskIntoConstraints = NO;
+        [self.view addSubview:_noDataView];
+        
+        NSLayoutConstraint *tableTop = [NSLayoutConstraint constraintWithItem:_noDataView attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationEqual toItem:self.bgBar attribute:NSLayoutAttributeBottom multiplier:1.0 constant:0];
+        [self.view addConstraint:tableTop];
+        
+        NSLayoutConstraint *tableLeft = [NSLayoutConstraint constraintWithItem:_noDataView attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeLeft multiplier:1.0 constant:0];
+        [self.view addConstraint:tableLeft];
+        
+        NSLayoutConstraint *tableRight = [NSLayoutConstraint constraintWithItem:_noDataView attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeRight multiplier:1.0 constant:0];
+        [self.view addConstraint:tableRight];
+        
+        NSLayoutConstraint *tableBottom = [NSLayoutConstraint constraintWithItem:_noDataView attribute:NSLayoutAttributeBottom relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeBottom multiplier:1.0 constant:0];
+        [self.view addConstraint:tableBottom];
+    }
+    return _noDataView;
+}
+
 @end