711/BuguLive/Class/Sections/DT_Controller(动态)/录制音频/CWVoiceClasses/CWTalkBackView/CWTalkBackView.m

//
//  CWTalkBackView.m
//  QQVoiceDemo
//
//  Created by 陈旺 on 2017/10/4.
//  Copyright © 2017年 陈旺. All rights reserved.
//

#import "CWTalkBackView.h"
#import "UIView+CWChat.h"
#import "CWRecordStateView.h"
#import "CWVoiceButton.h"
#import "CWRecorder.h"
#import "CWAudioPlayer.h"
#import "CWAudioPlayView.h"
#import "CWVoiceView.h"
#import "CWFlieManager.h"

//----------------------对讲---------------------------------//
@interface CWTalkBackView ()<CWRecorderDelegate>
@property (nonatomic, weak) CWRecordStateView *stateView;
@property (nonatomic, weak) CWVoiceButton *micButton;    // 录音按钮
@property (nonatomic, weak) CWVoiceButton *playButton;   // 播放按钮
@property (nonatomic, weak) CWVoiceButton *cancelButton; // 取消按钮
@property (nonatomic, weak) CWAudioPlayView *playView;   // 播放界面
@property (nonatomic, weak) UIImageView *voiceLine; // aio_voice_line
@end

static CGFloat const maxScale = 0.45;


@implementation CWTalkBackView

- (instancetype)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {
//        self.backgroundColor = [UIColor greenColor];
        [self setupSubViews];
    }
    return self;
}

- (void)setupSubViews {
    
    [self stateView]; // 创建当前状态的view
    [self voiceLine]; // 录音时的曲线
    [self micButton]; // 创建micPhone按钮
    [self playButton]; // 创建播放按钮
    [self cancelButton]; // 创建取消按钮
    [CWRecorder shareInstance].delegate = self;

}

#pragma mark - 创建subViews
- (UIImageView *)voiceLine {
    if (_voiceLine == nil) {
        UIImageView *imageV = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"aio_voice_line"]];
//        imageV.cw_centerX = self.cw_width / 2.0;
        imageV.hidden = YES;
//        imageV.backgroundColor = [UIColor redColor];
        [self addSubview:imageV];
        _voiceLine = imageV;
    }
    return _voiceLine;
}

- (CWAudioPlayView *)playView {
    if (_playView == nil) {
        CWAudioPlayView *view = [[CWAudioPlayView alloc] initWithFrame:self.bounds];
        [self addSubview:view];
        _playView = view;
    }
    return _playView;
}

- (CWRecordStateView *)stateView {
    if (_stateView == nil) {
        CWRecordStateView *stateView = [[CWRecordStateView alloc] initWithFrame:CGRectMake(0, 10, self.cw_width, 50)];
//        stateView.backgroundColor = [UIColor blueColor];
        [self addSubview:stateView];
        _stateView = stateView;
    }
    return  _stateView;
}

- (CWVoiceButton *)cancelButton {
    if (_cancelButton == nil) {
        CWVoiceButton *btn = [CWVoiceButton buttonWithBackImageNor:@"aio_voice_operate_nor" backImageSelected:@"aio_voice_operate_press" imageNor:@"aio_voice_operate_delete_nor" imageSelected:@"aio_voice_operate_delete_press" frame:CGRectMake(self.cw_width - 35 , self.stateView.cw_bottom + 10, 0, 0) isMicPhone:NO];
        btn.frame = CGRectMake(self.cw_width - 35 - btn.norImage.size.width, self.stateView.cw_bottom + 10, btn.norImage.size.width, btn.norImage.size.height);
        [self addSubview:btn];
        btn.hidden = YES;
        _cancelButton = btn;
    }
    return _cancelButton;
}

- (CWVoiceButton *)playButton {
    if (_playButton == nil) {
        CWVoiceButton *btn = [CWVoiceButton buttonWithBackImageNor:@"aio_voice_operate_nor" backImageSelected:@"aio_voice_operate_press" imageNor:@"aio_voice_operate_listen_nor" imageSelected:@"aio_voice_operate_listen_press" frame:CGRectMake(35, self.stateView.cw_bottom + 10, 0, 0) isMicPhone:NO];
        [self addSubview:btn];
        btn.hidden = YES;
        _playButton = btn;
    }
    return _playButton;
}

- (CWVoiceButton *)micButton {
    if (_micButton == nil) {
        CWVoiceButton *btn = [CWVoiceButton buttonWithBackImageNor:@"aio_voice_button_nor" backImageSelected:@"aio_voice_button_press" imageNor:@"aio_voice_button_icon" imageSelected:@"aio_voice_button_icon" frame:CGRectMake(0, self.stateView.cw_bottom, 0, 0) isMicPhone:YES];
        // 手指按下
        [btn addTarget:self action:@selector(starRecorde:) forControlEvents:UIControlEventTouchDown];
        // 松开手指
        [btn addTarget:self action:@selector(sendRecorde:) forControlEvents:UIControlEventTouchUpInside];
        // 拖动手势
        UIPanGestureRecognizer *pan = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(pan:)];
        [btn addGestureRecognizer:pan];
        
        btn.cw_centerX = self.cw_width / 2.0;
        self.voiceLine.center = btn.center;
        [self addSubview:btn];
        _micButton = btn;
    }
    return _micButton;
}

#pragma mark - 拖拽手势
- (void)pan:(UIPanGestureRecognizer *)pan {
    
    if (!self.micButton.isSelected) return;
    
    CGPoint point = [pan locationInView:pan.view.superview];
    if (pan.state == UIGestureRecognizerStateBegan) {
        //        NSLog(@"began");
    }else if (pan.state == UIGestureRecognizerStateChanged) {
        __weak __typeof(self)weakSelf = self;
        
        if (point.x < self.cw_width / 2.0) { // 触摸在左边
            [self transitionButton:self.playButton WithPoint:point containBlock:^(BOOL isContain) {
                if (isContain) {  //触摸到了播放按钮内
                    weakSelf.stateView.recordState = CWRecordStateListen;
                }else {
                    weakSelf.stateView.recordState = CWRecordStateRecording;
                }
            }];
        }else { // 触摸在右边
//            NSLog(@"%@",NSStringFromCGRect(self.cancelButton.backgroudLayer.frame));
            [self transitionButton:self.cancelButton WithPoint:point containBlock:^(BOOL isContain) {
//                NSLog(@"%zd=================",isContain);
                if (isContain) {  //触摸到了播放按钮内
                    weakSelf.stateView.recordState = CWRecordStateCancel;
                }else {
                    weakSelf.stateView.recordState = CWRecordStateRecording;
                }
            }];
        }
    }else {  // 松开手指 或者 手势cancel
        
        [[CWRecorder shareInstance] endRecord]; // 结束录音
        [self.stateView endRecord];
        if (self.stateView.recordState == CWRecordStateListen) {
            NSLog(ASLocalizedString(@"试听..."));
            self.playView = nil;
            [self playView];
        }else if (self.stateView.recordState == CWRecordStateCancel) {
            NSLog(ASLocalizedString(@"取消发送..."));
            [[CWRecorder shareInstance] deleteRecord];
            // 设置状态 显示小圆点和三个标签
            [(CWVoiceView *)self.superview.superview setState:CWVoiceStateDefault];
        }else {
            NSLog(ASLocalizedString(@"发送语音"));
            // 设置状态 显示小圆点和三个标签
            [(CWVoiceView *)self.superview.superview setState:CWVoiceStateDefault];
        }
        
        self.micButton.selected = NO;
        self.playButton.selected = NO;
        self.cancelButton.selected = NO;
        
        self.playButton.hidden = YES;
        self.cancelButton.hidden = YES;
        self.voiceLine.hidden = YES;
        self.playButton.backgroudLayer.transform = CATransform3DIdentity;
        self.cancelButton.backgroudLayer.transform = CATransform3DIdentity;
        
        self.stateView.recordState = CWRecordStateDefault;
        
    }
}

#pragma mark 按钮的形变以及动画
- (void)transitionButton:(CWVoiceButton *)btn WithPoint:(CGPoint)point containBlock:(void(^)(BOOL isContain))block{
    
    CGFloat distance = [self distanceWithPointA:btn.center pointB:point];
    CGFloat d = btn.cw_width * 3 / 4;
    CGFloat x = distance * maxScale / d;
    CGFloat scale = 1 - x;
    scale = scale > 0 ?  scale > maxScale ? maxScale : scale : 0;
    CGPoint p = [self.layer convertPoint:point toLayer:btn.backgroudLayer];
    if ([btn.backgroudLayer containsPoint:p]) {
        btn.selected = YES;
        btn.backgroudLayer.transform = CATransform3DMakeScale(1 + maxScale, 1 + maxScale, 1);
        if (block) {
            block(YES);
        }
    }else {
        btn.backgroudLayer.transform = CATransform3DMakeScale(1 + scale, 1 + scale, 1);
        btn.selected = NO;
        if (block) {
            block(NO);
        }
    }
}

#pragma mark 按钮的动画
// 麦克风按钮动画
- (void)animationMicBtn:(void(^)(BOOL finished))completion {
    [UIView animateWithDuration:0.10 animations:^{
        self.micButton.transform = CGAffineTransformMakeScale(1.1, 1.1);
    } completion:^(BOOL finished) {
        
        [UIView animateWithDuration:0.05 animations:^{
            self.micButton.transform = CGAffineTransformIdentity;
        } completion:^(BOOL finished) {
            if (completion) {
                completion(finished);
            }
        }];
        
    }];
}
// 播放与取消按钮动画
- (void)animationPlayAndCancelBtn {
    
    [self animationWithStarPoint:CGPointMake(self.playButton.cw_centerX + 20, self.playButton.cw_centerY) endPoint:self.playButton.center view:self.playButton];
    [self animationWithStarPoint:CGPointMake(self.cancelButton.cw_centerX - 20, self.cancelButton.cw_centerY) endPoint:self.cancelButton.center view:self.cancelButton];
    
}

- (void)animationWithStarPoint:(CGPoint)starP endPoint:(CGPoint)endP view:(UIView *)view {
    view.hidden = NO;
    CABasicAnimation *positionAnim = [CABasicAnimation animationWithKeyPath:@"position"];
    positionAnim.fromValue = [NSValue valueWithCGPoint:starP];
    positionAnim.toValue = [NSValue valueWithCGPoint:endP];
    positionAnim.duration = 0.15;
    
    CABasicAnimation *opacityAnim = [CABasicAnimation animationWithKeyPath:@"opacity"];
    opacityAnim.toValue = @1;
    opacityAnim.fromValue = @0;
    
    CAAnimationGroup *animationGroup = [CAAnimationGroup animation];
    animationGroup.animations = @[positionAnim,opacityAnim];
    animationGroup.duration = 0.15;
    [view.layer addAnimation:animationGroup forKey:nil];
}
// 曲线动画
- (void)animationVoiceLine {
    self.voiceLine.transform = CGAffineTransformMakeScale(0.8, 0.8);
    self.voiceLine.hidden = NO;
    [UIView animateWithDuration:0.15 animations:^{
        self.voiceLine.transform = CGAffineTransformIdentity;
    }];
}

#pragma mark - 录音按钮 点击事件
// 开始录音
- (void)starRecorde:(UIButton *)btn {
    NSLog(ASLocalizedString(@"开始录音"));
    [CWRecorder shareInstance].delegate = self;
    btn.selected = YES;
    
    // 设置状态 隐藏小圆点和三个标签
    [(CWVoiceView *)self.superview.superview setState:CWVoiceStateRecord];
    
    [self animationMicBtn:^(BOOL finished) {
//        NSString *path = [CWDocumentPath stringByAppendingPathComponent:@"test.wav"];
        //        @"/Users/chavez/Desktop/test.wav"
        NSString *filePath = [CWFlieManager filePath];

        [[CWRecorder shareInstance] beginRecordWithRecordPath:filePath];
    }];
    
}

// 手指松开 发送录音
- (void)sendRecorde:(UIButton *)btn {
    NSTimeInterval t = 0;
    if (![CWRecorder shareInstance].isRecording) {
        t = 0.3;
    }
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(t * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        btn.selected = NO;
        self.playButton.hidden = YES;
        self.cancelButton.hidden = YES;
        self.voiceLine.hidden = YES;
        self.stateView.recordState = CWRecordStateDefault;
        [[CWRecorder shareInstance] endRecord];
        [self.stateView endRecord];
        // 设置状态 显示小圆点和三个标签
        [(CWVoiceView *)self.superview.superview setState:CWVoiceStateDefault];
        if (t == 0) {
            NSLog(ASLocalizedString(@"发送录音111111"));
        }else {
            NSLog(ASLocalizedString(@"录音时间太短"));
        }
    });
}


// 计算两点之间的距离
- (CGFloat)distanceWithPointA:(CGPoint)pointA pointB:(CGPoint)pointB {
    CGFloat distance = sqrt(pow((pointA.x - pointB.x), 2) + pow((pointA.y - pointB.y), 2));
    
    return distance;
}

#pragma mark - CWRecorderDelegate
- (void)recorderPrepare {
//    NSLog(ASLocalizedString(@"准备中......"));
    self.stateView.recordState = CWRecordStatePrepare;
}

- (void)recorderRecording {
    self.stateView.recordState = CWRecordStateRecording;
    [self animationPlayAndCancelBtn]; // 播放按钮 和 取消按钮的动画
    [self animationVoiceLine]; // 曲线动画
    // 设置状态view开始录音
    [self.stateView beginRecord];
}

- (void)recorderFailed:(NSString *)failedMessage {
    self.stateView.recordState = CWRecordStateDefault;
    NSLog(ASLocalizedString(@"失败：%@"),failedMessage);
}

@end