YYXC_Student/jiaPei/AllCommentVC.m

//
//  AllCommentVC.m
//  jiaPei
//
//  Created by apple on 15/11/23.
//  Copyright (c) 2015年 JCZ. All rights reserved.
//

#import "AllCommentVC.h"

@interface AllCommentVC ()<UITableViewDataSource,UITableViewDelegate,UITextViewDelegate>
{
    UIView* tfContainv;
    UITextView* tf;
    UIButton* postBtn;
    
    CGFloat tfcH;
    CGFloat tfcY;
}
@property(nonatomic,strong)NSArray* comments;
@end

@implementation AllCommentVC
{
    UITableView* myTableView;
    
}

- (void)viewDidLoad {
    [super viewDidLoad];
    [self myInit];
    
    [self getAllComments];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
}

-(void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(keyboardWillShow:)
                                                 name:UIKeyboardWillShowNotification
                                               object:nil];
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(keyboardWillHide:)
                                                 name:UIKeyboardWillHideNotification
                                               object:nil];
    
}

-(void)viewWillDisappear:(BOOL)animated
{
    [super viewWillDisappear:animated];
    [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
    [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
}

#pragma mark -

-(void)myInit
{
    if (myDelegate.isNightMode) {
        [self.view setBackgroundColor:nightColor];
    }else{
        [self.view setBackgroundColor:[UIColor whiteColor]];
    }
    [self configNavigationBar];
    [self setTitle:@"试题分析"];
    
    myTableView = [[UITableView alloc] initWithFrame:kFrame];
    myTableView.height -= 50 + kNavOffSet + kSafeAreaBottomHeight;
    [self.view addSubview:myTableView];
    [myTableView setBackgroundColor:[UIColor clearColor]];
    [myTableView setDataSource:self];
    [myTableView setDelegate:self];
    //UIScrollViewKeyboardDismissModeInteractive 这种是tableview拉到键盘的地方 键盘开始随手指移动 get起来
    myTableView.keyboardDismissMode = UIScrollViewKeyboardDismissModeOnDrag;
    
    
    tfcH = 50;
    CGFloat bd = 10;
    CGFloat btnw = 50;
    
    tfcY = kSize.height - tfcH - kNavOffSet - kSafeAreaBottomHeight;
    
    //NSLog(@"--%f----%f----%f---%f",tfcY,[[UIApplication sharedApplication] statusBarFrame].size.height,self.navigationController.navigationBar.frame.size.height,kSize.height);
    
    tfContainv = [[UIView alloc] initWithFrame:CGRectMake(0, tfcY, kSize.width, tfcH)];
    //灰色会效果更好点 似乎
    [tfContainv setBackgroundColor:[UIColor lightGrayColor]];
    [self.view addSubview:tfContainv];
    
    tf = [[UITextView alloc] initWithFrame:CGRectMake(bd, (tfcH - 25)/2, kSize.width-bd*3 - btnw, 25)];
    [tf setFont:[UIFont scaleSize:NormalFont]];
    [tf setFont:[UIFont scaleSize:15]];
    [tfContainv addSubview:tf];
    [tf setDelegate:self];
//    [tfContainv addSelfViewWithRect:CGRectMake(bd, tfcH - 1, kSize.width-bd*3 - btnw-4, 1) Color:defGreen];
    
    
    UIButton* btn =[[UIButton alloc] initWithFrame:CGRectMake(kSize.width - btnw - bd, (tfcH - 30)/2, btnw, 30)];
    [btn setTitle:@"发送" textColor:backGroundColor font:NormalFont fotState:UIControlStateNormal];
    [btn addTarget:self action:@selector(userEndEdit) forControlEvents:UIControlEventTouchUpInside];
    [btn setBackgroundColor:[UIColor grayColor]];
    [btn.layer setCornerRadius:5];
    [btn.layer setMasksToBounds:YES];
    postBtn = btn;
    [tfContainv addSubview: btn];
}

- (void)saveQuestionComment
{
    if (![Util connectedToNetWork]) {
        showMsgUnconnect();
        return;
    }
    //NSLog(@"com->%@,qid->%@",tf.text,_quest._id);
    
    NSMutableArray *arr=[NSMutableArray array];
    
    [arr property:_quest._id forKey:@"qId"];
    [arr property:tf.text forKey:@"desc"];
    if (myDelegate.isLogin) {
        NSString *str = defUser.userName;
        if (str && str.length!=0) {
            [arr property:defUser.userName forKey:@"name"];
        }else{
            [arr property:defUser.userDict[@"nickName"] forKey:@"name"];
        }
        [arr property:defUser.userDict[@"id"] forKey:@"userId"];
        [arr property:@"1" forKey:@"type"];
    }else{
        [arr property:@"驾考学员" forKey:@"name"];
        [arr property:@"2" forKey:@"type"];
        [arr property:@"" forKey:@"userId"];
    }
    
    NSString* method = @"saveQuestionComment";
    
    [MBProgressHUD showLoadToView:self.view];
    [jiaPeiManager requestAnythingWithURL:method array:arr data:nil completion:^(NSDictionary *dict) {
        
        [MBProgressHUD hideHUDForView:self.view];
        //NSLog(@"同步请求返回的结果:%@",dict);
        if (dict && [dict[@"code"] isEqualToString:@"0"]) {
            ShowMsg(@"评论成功");
            tf.text = nil;
            [self getAllComments];
        }else{
            ShowMsg(dict[@"body"]);
        }
    }];
}

-(void)getAllComments
{
    if (![Util connectedToNetWork]) {
        showMsgUnconnect();
        return;
    }
    
    NSMutableArray *arr=[NSMutableArray array];
    if ([defUser.car_type isEqualToString:@"2"]) {
        [arr property:_quest._id forKey:@"id"];
    } else {
        [arr property:[NSString stringWithFormat:@"%@",[NSNumber numberWithInteger:_ydtQuestionModel.ID]] forKey:@"id"];
    }
    
    [arr property:@""        forKey:@"isPage"];
    [arr property:@""        forKey:@"pageSize"];
    [arr property:@""        forKey:@"currentPage"];
    
    NSString* method = @"getQuestionComments";
    [MBProgressHUD showLoadToView:self.view];
    [jiaPeiManager requestAnythingWithURL:method array:arr data:nil completion:^(NSDictionary *dict) {
        [MBProgressHUD hideHUDForView:self.view];
        if (!dict) {
            ShowMsgFailed();
            return;
        }
        if ([dict[@"code"] isEqualToString:@"1"])
        {
            ShowMsg(dict[@"body"]);
            return;
        }
        
        _comments = dict[@"body"];
        if (![dict[@"body"] isKindOfClass:[NSArray class]]) {
            _comments = @[];
        }
        
        if (_comments.count < 1) {
            ShowMsg(@"暂无相关评论");
        }
        
        [myTableView reloadData];
    }];
}

#pragma mark -
-(void)userEndEdit
{
    if ([tf isFirstResponder]) {
        [tf resignFirstResponder];
    }
    [UIView animateWithDuration:.25 animations:^{
        tfContainv.frame = CGRectMake(0, tfcY, kSize.width, tfcH);
    }];
    
    NSCharacterSet *whitespace=[NSCharacterSet whitespaceAndNewlineCharacterSet];
    NSString* str=[tf.text stringByTrimmingCharactersInSet:whitespace];
    if (str.length < 1) {
        return;
    }
    [self saveQuestionComment];
}

- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text
{
//    NSCharacterSet *whitespace=[NSCharacterSet whitespaceAndNewlineCharacterSet];
//    NSString* str=[tf.text stringByTrimmingCharactersInSet:whitespace];
    
    //这样来做应该会更准确
    NSMutableString * changedString=[[NSMutableString alloc]initWithString:textView.text];
    [changedString replaceCharactersInRange:range withString:text];
    
    if (changedString.length < 1) {
        [postBtn setEnabled:NO];
        [postBtn setBackgroundColor:[UIColor grayColor]];
    }else{
        [postBtn setEnabled:YES];
        [postBtn setBackgroundColor:defGreen];
    }
    
    if ([text isEqualToString:@"\n"]){
        [self userEndEdit];
        return NO;
        //这里返回NO，就代表return键值失效，即页面上按下return，不会出现换行，如果为yes，则输入页面会换行
    }
    return YES;
}

- (void)keyboardWillShow:(NSNotification *)aNotification
{
    NSDictionary *userInfo = [aNotification userInfo];
    NSValue *aValue = [userInfo objectForKey:UIKeyboardFrameEndUserInfoKey];
    CGRect keyboardRect = [aValue CGRectValue];
    CGFloat kbH = keyboardRect.size.height;
    
    [UIView animateWithDuration:.25 animations:^{
        tfContainv.frame = CGRectMake(0, tfcY - kbH + kSafeAreaBottomHeight, kSize.width, tfcH);
    }];
}

- (void)keyboardWillHide:(NSNotification *)aNotification
{
    if ([tf isFirstResponder]) {
        [tf resignFirstResponder];
    }
    [UIView animateWithDuration:.25 animations:^{
        tfContainv.frame = CGRectMake(0, tfcY, kSize.width, tfcH);
    }];
}

#pragma mark -

-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return _comments.count ;
}

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
    NSDictionary *dic = _comments[indexPath.row];
    return 110 + [dic[@"QC_DESC"] heightForWid:(kSize.width - 80) Font:15];
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    CommentCell* cell = [CommentCell cellForTableView:tableView Style:CommentCellStyleQuestion];
    if(indexPath.row < _comments.count){
        [cell setCommentDic:_comments[indexPath.row]];
    }
    return cell;
}

-(UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section{
    return [UIView new];
}

-(CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section
{
    return .1;
}

@end