jixin_new/shiku_im/ClassesNew/classes/messageVc/JXCustomerChatListVc.m

//
//  JXCustomerChatListVc.m
//  shiku_im
//
//  Created by 123 on 2020/6/8.
//  Copyright © 2020 Reese. All rights reserved.
//

#import "JXCustomerChatListVc.h"
#import "JXCustomerChatListCell.h"
#import "SaveOrReadArr.h"

@interface JXCustomerChatListVc ()<UITableViewDataSource,UITableViewDelegate,webViewCellDelegate>
@property (nonatomic,strong) UITableView *tableview;
@property (nonatomic,strong) NSMutableArray *dataArr;
 
 @property (nonatomic,strong) NSMutableDictionary *cellHDic;
@end

@implementation JXCustomerChatListVc

- (void)viewDidLoad {
    [super viewDidLoad];
    self.navigationItem.title=@"即信客服";
    [self defineNavBar:@"系统消息" andRinghtBtnImg:@""];
    _dataArr=[NSMutableArray array];
        
  self.cellHDic = [NSMutableDictionary dictionary];
    

    self.view.backgroundColor = kRGBColor(237, 243, 252);
    /// 存放所有cell里webview高度的字典
    self.cellHDic = [NSMutableDictionary dictionary];
    self.tableview = [[UITableView alloc] initWithFrame:CGRectMake(0, JX_SCREEN_TOP, [UIScreen mainScreen].bounds.size.width, [UIScreen mainScreen].bounds.size.height-JX_SCREEN_TOP) style:UITableViewStylePlain];
    self.tableview.backgroundColor=kRGBColor(237, 243, 252);
    [self.view addSubview:self.tableview];
    self.tableview.delegate = self;
    self.tableview.dataSource = self;
    self.tableview.separatorStyle = UITableViewCellSeparatorStyleNone;
    self.tableview.contentInset=UIEdgeInsetsMake(0, 0, 10, 0);
    /// 防止tableview不停刷新的状态
    [[NSUserDefaults standardUserDefaults] setObject:@"0" forKey:@"reload"];
    [self loadData];
}
- (void)loadData{
  
 
    NSMutableArray *personArr = [SaveOrReadArr initNSKeyedUnarchiverHuiLv];
    self.dataArr = personArr;
    if (personArr.count>=8) {
        NSArray *smallArray = [personArr subarrayWithRange:NSMakeRange(personArr.count-7, 7)];
        self.dataArr = smallArray.mutableCopy;
    }
    
     
    [self.tableview reloadData];
    
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return self.dataArr.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    NSString *CellIdentifier = [NSString stringWithFormat:@"Cell%ld%ld", [indexPath section], [indexPath row]];
    JXCustomerChatListCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (!cell) {
        cell = [[JXCustomerChatListCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
        cell.selectionStyle=UITableViewCellSelectionStyleNone;
    }
    cell.backgroundColor = [UIColor clearColor];
    cell.delegate = self;
    chatListModel *dic = self.dataArr[indexPath.row];
    [cell refreshWebView:dic indexPath:indexPath.row];
    
    if (indexPath.row==_dataArr.count-1) {
        
        dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.2 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
              [tableView scrollToRowAtIndexPath:[NSIndexPath indexPathForRow:_dataArr.count-1 inSection:0] atScrollPosition:UITableViewScrollPositionNone animated:NO];
        });

    }
    
    return cell;
}
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    return [self.cellHDic[[NSString stringWithFormat:@"%ld",indexPath.row]] floatValue];
}
- (void)webViewDidFinishLoad:(CGFloat)webHeight cellIndex:(NSInteger)index{
    [self.cellHDic setValue:[NSString stringWithFormat:@"%f",webHeight+60] forKey:[NSString stringWithFormat:@"%ld",index]];
    /// 防止一直刷新  只有字典中的元素个数和tableviewcell个数相同时才刷新tableview
    if (self.cellHDic.count==self.dataArr.count) {
        /// 通过NSUserDefaults 存的一个状态让tableview只刷新一次
        if ([[[NSUserDefaults standardUserDefaults] objectForKey:@"reload"] isEqualToString:@"0"]) {
            NSArray *paths = [NSArray arrayWithObjects:[NSIndexPath indexPathForRow:index inSection:0],nil];
            [self.tableview reloadRowsAtIndexPaths:paths withRowAnimation:UITableViewRowAnimationFade];
            
            [[NSUserDefaults standardUserDefaults] setObject:@"1" forKey:@"reload"];
        }
    }
}

 
// -------------------服务器返回数据--------------------
 -(void) didServerResultSucces:(JXConnection*)aDownload dict:(NSDictionary*)dict array:(NSArray*)array1{

      [SVProgressHUD dismiss];
     if ([aDownload.action isEqualToString:act_fuwenBenGetAllt])
     {
         
         _dataArr=[chatListModel mj_objectArrayWithKeyValuesArray:array1];

         NSMutableArray *arrxx=[[NSMutableArray alloc]initWithArray:[SaveOrReadArr initNSKeyedUnarchiverHuiLv]];
         //本地存储
         [arrxx addObjectsFromArray:[_dataArr copy]];
         [SaveOrReadArr initSerializationArrayHuiLv:arrxx];
           
         
          
         
         
         [self.tableview reloadData];
        
     }
 }

 -(int) didServerResultFailed:(JXConnection*)aDownload dict:(NSDictionary*)dict{
     [SVProgressHUD dismiss];
     NSString * errorCode = [NSString stringWithFormat:@"%@",[dict objectForKey:@"resultMsg"]];
     if([errorCode isEqualToString:@"权限验证失败"])
     {
         if ([aDownload.action isEqualToString:act_fuwenBenGetAllt])
         {
            
             
         }
     }
     
     return [errorCode intValue];
 }

@end