YYXC_School/LN_School/EvaluationListVC.m

//
//  EvaluationListVC.m
//  LN_School
//
//  Created by EchoShacolee on 2017/6/15.
//  Copyright © 2017年 Danson. All rights reserved.
//

#import "EvaluationListVC.h"
#import "EvaListCell.h"
#import "MJRefresh.h"
#import "MengBanView.h"

typedef NS_ENUM(NSInteger, MyGetDataType) {
    //正常请求数据
    MyGetDataTypeNomal=0,
    //下拉刷新请求数据
    MyGetDataTypeHeaderRefresh,
    //上拉加载更多请求数据
    MyGetDataTypeFooterRefresh
};

@interface EvaluationListVC ()<UITableViewDataSource,UITableViewDelegate>
{
    //记录页书
    NSInteger _currentPageNum;
    //正在加载的状态
    BOOL _IS_LOADING;
    //加载数据的类型
    MyGetDataType _getDataType;
    //缓存cell高度
    NSMutableArray *_heightArr;
    //1机构2教练
    NSString * _status;
    //
    HolderView *_holderV;
    //
    MengBanView *_mengBanView;
    
    UISegmentedControl *_seg;
    
}
@property(nonatomic,strong)NSMutableArray * dataurce;
@property(nonatomic,strong)UITableView *tableView;

@end

@implementation EvaluationListVC

- (void)viewDidLoad {
    [super viewDidLoad];
    
    self.navigationItem.title = @"评价管理";
    
    self.view.backgroundColor = KBackGroundColor;
    self.navigationController.navigationBar.translucent = NO;
    
    _dataurce = [[NSMutableArray alloc]init];
    _heightArr = [[NSMutableArray alloc]init];
    _currentPageNum = 0;
    _IS_LOADING = NO;
    _getDataType = MyGetDataTypeNomal;
    _status = @"1";
    
    //
    _seg = [[UISegmentedControl alloc]initWithItems:@[@"机构评价",@"教练评价"]];
    _seg.frame = CGRectMake(0, 0, kSize.width, 40);
    _seg.backgroundColor = [UIColor whiteColor];
    _seg.selectedSegmentIndex = 0;
    _seg.tintColor = defGreen;
    [_seg addTarget:self action:@selector(change:) forControlEvents:UIControlEventValueChanged];
    [self.view addSubview:_seg];
    
    _tableView = [[UITableView alloc]initWithFrame:CGRectMake(0, 40, kSize.width, kSize.height-CGRectGetMaxY(_seg.frame)-kNavOffSet)];
    _tableView.backgroundColor = KBackGroundColor;
    _tableView.dataSource = self;
    _tableView.delegate = self;
    _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
    [self.view addSubview:_tableView];
    self.tableView.tableFooterView = [UIView new];
    
//    [self customRightBtn];
    [self goBackByNavigation];
    [self setRefreshAction];//设置刷新
    [self getData];
    
    _holderV = [[HolderView alloc] initWithFrame:_tableView.frame];
    [_holderV freshBlock:^{
        [self headerRefresh];
    }];
    [self.view addSubview:_holderV];
}

-(void)change:(UISegmentedControl *)seg{
    
    _status = [NSString stringWithFormat:@"%ld",seg.selectedSegmentIndex+1];
    [_heightArr removeAllObjects];
    [self headerRefresh];
}

#pragma mark 导航栏右键
-(void)customRightBtn{

    UIButton *btn = [UIButton buttonWithType:UIButtonTypeSystem];
    btn.frame = CGRectMake(0, 0, 43, 44);
    btn.titleLabel.font = [UIFont systemFontOfSize:17];
    [btn setTitle:@"筛选" forState:UIControlStateNormal];
    [btn setTitleColor:defGreen forState:UIControlStateNormal];
    [btn addTarget:self action:@selector(setMengbanView) forControlEvents:UIControlEventTouchUpInside];
    self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithCustomView:btn];
}

-(void)setMengbanView{
    
    if (_mengBanView) {
        [_mengBanView showView];
        return;
    }
    
    NSArray * btnarr = @[@"机构投诉",@"教练投诉"];
    NSArray * buttonsArray = @[btnarr];
    _mengBanView = [[MengBanView alloc]initWithTitileStr:nil buttonsArray:buttonsArray isAllbtn:YES block:^(NSArray *array) {
        if ([array[0] isEqualToString:@"机构投诉"]) {
            _status = @"1";
        }else if ([array[0] isEqualToString:@"教练投诉"]){
            _status = @"2";
        }
        [_heightArr removeAllObjects];
        [self.tableView setContentOffset:CGPointMake(0, -kNavOffSet) animated:NO];
        [self headerRefresh];
    }];
    
    [_mengBanView showView];
}

#pragma mark tableView代理方法
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    
    return self.dataurce.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    EvaListCell * cell = [EvaListCell cellForTabelView:tableView];
    [cell updateWithDic:self.dataurce[indexPath.row]];
    return cell;
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    //缓存高度
    NSNumber *cellHeight = [_heightArr h_safeObjectAtIndex:indexPath.row];
    
    if (cellHeight) {
        
        return [cellHeight floatValue];
        
    }else{
        
        NSDictionary * dic = self.dataurce[indexPath.row];
        CGFloat h1 = [dic[@"EI_SRVMANNER"] length] ? 17 : 0;
        CGFloat h2 = [self getHeightWithString:dic[@"EI_TEACHLEVEL"]];
        CGFloat h3 = [self getHeightWithString:dic[@"OBJNAME"]];
        
        CGFloat H = 74+h1+h2+h3;//74为其它固定高度
        [_heightArr addObject:@(H)];
        return H;
    }
    
}

#pragma mark 计算高度
-(CGFloat)getHeightWithString:(NSString *)str{
    
    if (str.length == 0) {
        return 0;
    }
    
    NSString * newStr = [NSString stringWithFormat:@"评价管理 :%@",str];
    CGFloat w = self.tableView.frame.size.width-40;
    CGFloat h1 = [newStr heightForWid:w Font:14];
    return h1+5;//5是间隔
}

#pragma mark - 下拉刷新，上拉加载 -

-(void)setRefreshAction{
    
    // 下拉刷新
    __weak typeof(self) weakSelf = self;
    MJRefreshNormalHeader *mj_header = [MJRefreshNormalHeader headerWithRefreshingBlock:^{
        [weakSelf headerRefresh];
    }];
    _tableView.mj_header = mj_header;
    
    MJRefreshBackNormalFooter *mj_footer = [MJRefreshBackNormalFooter footerWithRefreshingBlock:^{
        [weakSelf footerRefresh];
    }];
    _tableView.mj_footer = mj_footer;
    
}


#pragma mark - 数据加载更多和刷新 -

-(void)headerRefresh{
    //设置获取数据的方式
    _getDataType=MyGetDataTypeHeaderRefresh;
    //加载数据
    [self getData];
    [_tableView.mj_header endRefreshing];
}

-(void)footerRefresh{
    //设置获取数据的方式
    _getDataType=MyGetDataTypeFooterRefresh;
    //加载数据
    [self getData];
    [_tableView.mj_footer endRefreshing];
}

-(void)getData{
    //1机构2教练
    NSString *theID = [_status isEqualToString:@"1"] ? @"77":@"78";
    [Tools permissionValidationWithID:theID view:self.view result:^(BOOL isCan, NSString *failureStr) {
        if (!isCan) {
            if (failureStr) {
                showMsgByAlert(self, failureStr);
            }
            return;
            
        }
        
        [self getDataReally];
    }];
}


-(void)getDataReally{
    
    //判断当前是否正在加载数据。如果正在加载数据，直接return。
    if (_IS_LOADING) {
        return;
    }
    
    if (![NetManager connectedToNetWork]) {
        showMsgUnconnect();
        return;
    }
    
    _IS_LOADING=YES;
    //获取第一页数据
    NSInteger needLoadPage;
    needLoadPage=_currentPageNum+1;
    if (_getDataType==MyGetDataTypeHeaderRefresh) {
        needLoadPage=1;
    }
    
    /*
     id = 1062;
     roleId = 1040;
     school = 2101000003;
     logind = bcs;
     */
    
    NSMutableDictionary * mDic = [NSMutableDictionary new];
    [mDic setObject:_status forKey:@"type"];//1机构2教练
    [mDic setObject:defUser.userDict[@"school"] forKey:@"objectId"];
    [mDic setObject:@"1" forKey:@"isPage"];
    [mDic setObject:@"10" forKey:@"pageSize"];
    [mDic setObject:[NSString stringWithFormat:@"%ld",(long)needLoadPage] forKey:@"currentPage"];
    __weak typeof(self) weakSelf = self;
    
    [MBProgressHUD showLoadToView:self.view];
    [NetManager requestAnythingWithURL:@"getEvals" dictionary:mDic dataArray:nil completion:^(NSDictionary *root) {
        
        [MBProgressHUD hideHUDForView:self.view];
        _holderV.hidden = NO;
        //设置加载状态
        _IS_LOADING=NO;
        
        if (!root) {
            ShowErrorMsg(@"请求失败!");
            return;
        }
        if ([root[@"code"] isEqualToString:@"1"]) {
            ShowErrorMsg(root[@"msg"]);
            return;
        }
        
    
        //处理数据
        //如果获取到了数据，而且是下拉刷新，清空数组。
        if (_getDataType==MyGetDataTypeHeaderRefresh){
            [weakSelf.dataurce removeAllObjects];
        }
        //追加数据
        [weakSelf.dataurce addObjectsFromArray:root[@"body"]];
        if (weakSelf.dataurce.count != 0) {
            _holderV.hidden = YES;
        }
        //计数器＋1
        _currentPageNum=needLoadPage;
        //刷新界面
        [weakSelf.tableView reloadData];
        
        //恢复初始状态。
        _getDataType=MyGetDataTypeNomal;
    }];
}


- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end