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#import "ViewController.h"

#import "JWMessage.h"

#import "JWChatCell.h"

#import "JWMessageFrame.h"

#import "UIImage+JWRsizeImage.h"

@interfaceViewController ()<UITableViewDataSource,UITableViewDelegate,UITextFieldDelegate>

@property (strong, nonatomic) NSMutableArray *messageDatas;

@property (weak, nonatomic) IBOutletUITableView *tableView;

@property (weak, nonatomic) IBOutletUIView *toolbar;

@property (weak, nonatomic) IBOutletUITextField *inputText;

@property (strong, nonatomic) NSDictionary *replayDatas;

@end

@implementation ViewController

-(NSDictionary *)replayDatas

{

    if (!_replayDatas) {

        _replayDatas = [NSDictionarydictionaryWithContentsOfFile:[[NSBundlemainBundle] pathForResource:@"repaly.plist"ofType:nil]];

    }

    return_replayDatas;

}

-(NSMutableArray *)messageDatas

{

    if (!_messageDatas) {

        NSArray *allDatas = [NSArrayarrayWithContentsOfFile:[[NSBundlemainBundle] pathForResource:@"messages.plist"ofType:nil]];

        NSMutableArray *tempArr = [NSMutableArrayarray];

        for (NSDictionary *dict in allDatas) {

            // 可以拿到上个message

            JWMessage *lastMessage = (JWMessage *)[[tempArr lastObject] message];

            JWMessage *message = [JWMessagemessageWithDict:dict];

            if ([lastMessage.timeisEqualToString:message.time]) {

                message.hiddenTime = YES;

            }

            JWMessageFrame *messageFrame = [[JWMessageFramealloc]init];

            messageFrame.message = message; 

            [tempArr addObject:messageFrame];

        }

        _messageDatas = tempArr;

    }

    return_messageDatas;

}

- (void)viewDidLoad {

    [superviewDidLoad];

    self.tableView.backgroundColor = [UIColorcolorWithRed:223/255.0 green:223/255.0 blue:223/255.0 alpha:1];

    // 不允许点击选中

    self.tableView.allowsSelection = NO;

    // 注册通知

    // 键盘的frame改变的时候就会接受到通知，调用“self”的“keyboardWillChangeFrame”

//    [[NSNotificationCenter defaultCenter]addObserver:self selector:@selector(keyboardWillChangeFrame:) name:UIKeyboardWillChangeFrameNotification object:nil];

    // 键盘将要显示的时候就会接受到通知

    [[NSNotificationCenterdefaultCenter]addObserver:selfselector:@selector(keyboardWillShow:) name:    UIKeyboardWillShowNotificationobject:nil];

    // 键盘将要隐藏的时候就会接受到通知

    [[NSNotificationCenterdefaultCenter]addObserver:selfselector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotificationobject:nil];

    // 设置textField的leftView

    self.inputText.leftView = [[UIViewalloc]initWithFrame:CGRectMake(0, 0, 10, 0)];

    self.inputText.leftViewMode = UITextFieldViewModeAlways;

    self.inputText.delegate = self;

}

-(void)keyboardWillShow:(NSNotification *)noti

{

    NSLog(@"%@",noti);

    // 拿到键盘弹出时间

    CGFloat showDuration = [noti.userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue];

    // 动画弹出toolbar

    CGFloat keyboardHeight = [noti.userInfo[UIKeyboardFrameEndUserInfoKey] CGRectValue].size.height;

    // 动画上移toolbar

//    [UIView animateWithDuration:showDuration animations:^{

//    

//        self.toolbar.transform = CGAffineTransformMakeTranslation(0, -keyboardHeight);

//    }];

/*

 UIKeyboardAnimationCurveUserInfoKey = 7;  弹出的快慢

 UIKeyboardAnimationDurationUserInfoKey = "0.25";  时间

 UIKeyboardBoundsUserInfoKey = "NSRect: {{0, 0}, {375, 252}}";

 UIKeyboardCenterBeginUserInfoKey = "NSPoint: {187.5, 559}";

 UIKeyboardCenterEndUserInfoKey = "NSPoint: {187.5, 541}";

 UIKeyboardFrameBeginUserInfoKey = "NSRect: {{0, 451}, {375, 216}}";

 UIKeyboardFrameEndUserInfoKey = "NSRect: {{0, 415}, {375, 252}}";

 */

    [UIViewanimateWithDuration:showDuration delay:0.0 options:7 << 16 animations:^{

        self.toolbar.transform = CGAffineTransformMakeTranslation(0, -keyboardHeight);

    } completion:^(BOOL finished) {

    }];

}

-(void)keyboardWillHide:(NSNotification *)noti

{

    CGFloat hiddenDuration = [noti.userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue];

    // 动画还原位置

    [UIViewanimateWithDuration:hiddenDuration animations:^{

        self.toolbar.transform = CGAffineTransformIdentity;

    }];

}

-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section

{

    returnself.messageDatas.count;

}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath

{

    JWChatCell *cell = [JWChatCellcellWithTableView:tableView];

    JWMessageFrame *messageFrame = self.messageDatas[indexPath.row];

    cell.messageFrame = messageFrame;

    return cell;

}

-(BOOL)prefersStatusBarHidden

{

    returnYES;

}

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath

{

    JWMessageFrame *messageFrame = self.messageDatas[indexPath.row];

    return messageFrame.cellHeight;

}

-(void)scrollViewWillBeginDragging:(UIScrollView *)scrollView

{

    [self.viewendEditing:YES];

}

#pragma mark - UITextFiledDelegate

-(BOOL)textFieldShouldReturn:(UITextField *)textField

{

    // 弄个数据，放到数组，tableView就显示出来你这条数据了

    [selfaddMessageWithString:textField.textwithType:JWMessageTypeMe];

    // 在弄一个数据，放到数组里

    NSString *replayStr = nil;

//    钱是好东西

    for (int i = 0 ; i < textField.text.length; i ++) {

        NSRange range = NSMakeRange(i, 1);

        NSString *currentStr = [textField.textsubstringWithRange:range];

        NSLog(@"%@------",currentStr);

        for (NSString *key inself.replayDatas) {

                    NSLog(@"%@----------------",key);

            if ([key isEqualToString:currentStr]) {

                replayStr = self.replayDatas[key];

                break;

            }

        }

    }

    if (!replayStr) {

        replayStr = [NSStringstringWithFormat:@"%@？什么东西",textField.text];

    }

    [selfaddMessageWithString:replayStr withType:JWMessageTypeYou];

    // 刷新

    [self.tableViewreloadData];

    // 滚动tableView

    NSIndexPath *indexPath = [NSIndexPathindexPathForRow:self.messageDatas.count - 1 inSection:0];

    [self.tableViewscrollToRowAtIndexPath:indexPath atScrollPosition:UITableViewScrollPositionBottomanimated:YES];

    // 清空textField

    textField.text = nil;

    returnYES;

}

-(void)addMessageWithString:(NSString *)str withType:(JWMessageType)type

{

    JWMessage *lastMessage = (JWMessage *)[[self.messageDataslastObject] message];

    JWMessage *message = [[JWMessagealloc]init];

    NSDate *now = [[NSDatealloc]init];

    NSDateFormatter *fm = [[NSDateFormatteralloc]init];

//  HH:代表hour（24小时制）

//  hh:代表hour（12小时制）

    fm.dateFormat = @"HH:mm";

    NSString *norStr = [fm stringFromDate:now];

    message.time = norStr;

    message.type = type;

    message.text = str;

    message.hiddenTime = [lastMessage.timeisEqualToString:message.time];

    JWMessageFrame *messageFrame = [[JWMessageFramealloc]init];

    messageFrame.message = message;

    [self.messageDatasaddObject:messageFrame];

}

@end

#import "JWMessageFrame.h"

#import <UIKit/UIKit.h>

#import "NSString+JWSizeWithFont.h"

@implementation JWMessageFrame

-(void)setMessage:(JWMessage *)message

{

    _message = message;

    CGFloat margin = 10;

    CGFloat screenW = [UIScreenmainScreen].bounds.size.width;

    // 计算子控件frame

    if(!message.hiddenTime)

    {

        CGFloat timeLabelX = 0;

        CGFloat timeLabelY = 0;

        CGFloat timeLabelW = screenW;

        CGFloat timeLabelH = 30;

        self.timeLabelF = CGRectMake(timeLabelX, timeLabelY, timeLabelW, timeLabelH);

    }

    CGFloat iconViewX;

    CGFloat iconViewW = 35;

    CGFloat iconViewH = iconViewW;

    if (JWMessageTypeMe == self.message.type) { // 我说的

        iconViewX = screenW - margin - iconViewW;

    }

    else

    {

        iconViewX = margin;

    }

    CGFloat iconViewY = CGRectGetMaxY(self.timeLabelF) + margin;

    self.iconViewF = CGRectMake(iconViewX, iconViewY, iconViewW, iconViewH);

    CGFloat wordsBtnY = self.iconViewF.origin.y;

    CGSize wordsSize = [message.textsizeWithFont:[UIFontsystemFontOfSize:15] withMaxWidth:200];

    CGFloat wordsBtnW = wordsSize.width + kEdgeInsets * 2;

    CGFloat wordsBtnH = wordsSize.height + kEdgeInsets * 2;

    CGFloat wordsBtnX;

    if (JWMessageTypeMe == message.type) {

        wordsBtnX = screenW - margin * 2 - self.iconViewF.size.width - wordsBtnW;

    }

    else

    {

        wordsBtnX = margin * 2 + self.iconViewF.size.width;

    }

    self.wordsBtnF = CGRectMake(wordsBtnX, wordsBtnY, wordsBtnW, wordsBtnH);

    // cell高度

    self.cellHeight = CGRectGetMaxY(self.wordsBtnF);

}

@end

#import "JWChatCell.h"

#import "UIImage+JWRsizeImage.h"

@interfaceJWChatCell ()

@property (strong, nonatomic) UIImageView *iconView;

@property (strong, nonatomic) UILabel *timeLabel;

@property (strong, nonatomic) UIButton *wordsBtn;

@end

@implementation JWChatCell

-(instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier

{

    if (self = [superinitWithStyle:style reuseIdentifier:reuseIdentifier]) {

        // 添加子控件

        UILabel *timeLabel = [[UILabelalloc]init];

        timeLabel.textAlignment = NSTextAlignmentCenter;

        [self.contentViewaddSubview:timeLabel];

        timeLabel.textColor = [UIColorgrayColor];

        timeLabel.font = [UIFontsystemFontOfSize:13];

        self.timeLabel = timeLabel;

        UIImageView *iconView = [[UIImageViewalloc]init];

        [self.contentViewaddSubview:iconView];

        self.iconView = iconView;

        UIButton *wordsBtn = [[UIButtonalloc]init];

//        wordsBtn.backgroundColor = [UIColor redColor];

        [self.contentViewaddSubview:wordsBtn];

        self.wordsBtn = wordsBtn;

        [wordsBtn setTitleColor:[UIColorblackColor] forState:UIControlStateNormal];

        wordsBtn.titleLabel.font = [UIFontsystemFontOfSize:15];

        wordsBtn.titleLabel.numberOfLines = 0;

        wordsBtn.contentEdgeInsets = UIEdgeInsetsMake(kEdgeInsets , kEdgeInsets, kEdgeInsets, kEdgeInsets);

        self.backgroundColor = [UIColorclearColor];

        UIView *view = [[UIViewalloc]init];

//        view.backgroundColor = [UIColor colorWithRed:223/255.0 green:223/255.0 blue:223/255.0 alpha:1];

//        self.selectedBackgroundView = view;

    }

    returnself;

}

+(instancetype)cellWithTableView:(UITableView *)tableView

{

    staticNSString *str = @"cell";

    JWChatCell *cell = [tableView dequeueReusableCellWithIdentifier:str];

    if (!cell) {

        cell = [[JWChatCellalloc]initWithStyle:UITableViewCellStyleSubtitlereuseIdentifier:str];

    }

    return cell;

}

-(void)setMessageFrame:(JWMessageFrame *)messageFrame

{

    _messageFrame = messageFrame;

    // 给子控件赋值

    self.timeLabel.text = messageFrame.message.time;

    if (JWMessageTypeMe == messageFrame.message.type) {

        self.iconView.image = [UIImageimageNamed:@"me"];

    }

    else

    {

        self.iconView.image = [UIImageimageNamed:@"other"];

    }

    [self.wordsBtnsetTitle:messageFrame.message.textforState:UIControlStateNormal];

    // 设置背景

    if (JWMessageTypeMe == messageFrame.message.type) {

        UIImage *norImage = [UIImageresizebleImageWithName:@"chat_send_nor"];

        [self.wordsBtnsetBackgroundImage:norImage forState:UIControlStateNormal];

    }

    else

    {

        UIImage *norImage = [UIImageresizebleImageWithName:@"chat_recive_nor"];

        [self.wordsBtnsetBackgroundImage:norImage forState:UIControlStateNormal];

    }

    // 给子控件设置frame

    self.timeLabel.frame = messageFrame.timeLabelF;

    self.iconView.frame = messageFrame.iconViewF;

    self.wordsBtn.frame = messageFrame.wordsBtnF;

}

@end