CartItemViewModel.java
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package com.naji.xiaotao.cart.vm;
import android.content.Context;
import android.databinding.ObservableField;
import android.text.TextUtils;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import com.naji.xiaotao.cart.entity.CartCookbookDetail;
import com.naji.xiaotao.cookbook.bean.ResultEntity;
import com.naji.xiaotao.cookbook.service.CookbookApiService;
import com.naji.xiaotao.http.RetrofitClient;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import io.reactivex.disposables.Disposable;
import io.reactivex.functions.Consumer;
import me.goldze.mvvmhabit.base.BaseViewModel;
import me.goldze.mvvmhabit.binding.command.BindingAction;
import me.goldze.mvvmhabit.binding.command.BindingCommand;
import me.goldze.mvvmhabit.bus.Messenger;
import me.goldze.mvvmhabit.bus.RxBus;
import me.goldze.mvvmhabit.bus.RxSubscriptions;
import me.goldze.mvvmhabit.http.BaseResponse;
import me.goldze.mvvmhabit.http.ResponseThrowable;
import me.goldze.mvvmhabit.utils.KLog;
import me.goldze.mvvmhabit.utils.RxUtils;
import me.goldze.mvvmhabit.utils.ToastUtils;
public class CartItemViewModel extends BaseViewModel{
private String orderid;
private String fromSource;
public CartCookbookDetail entity;
public ObservableField<String> title=new ObservableField<>();//标题栏显示
public ObservableField<String> count=new ObservableField<>();
private Disposable mSubscription;
public CartItemViewModel(Context context,CartCookbookDetail entity,String orderid,String fromSource){
super(context);
this.entity=entity;
this.orderid=orderid;
this.fromSource=fromSource;
count.set(entity.getCount());
if(entity.getTitleName().equals("其它")){
title.set(entity.getClass_name());
if(entity.getName()!=null&&entity.getName().equals("餐位费")){
mSubscription=RxBus.getDefault().toObservable(Integer.class).subscribe(new Consumer<Integer>() {
@Override
public void accept(Integer integer) throws Exception {
count.set(integer+"");
KLog.d("count："+count.get().toString());
}
});
RxSubscriptions.add(mSubscription);
}
}else{
title.set(entity.getClass_name()+"("+entity.getSize()+")");
}
}
@Override
public void onDestroy() {
super.onDestroy();
if(entity.getName().equals("餐位费")){
RxSubscriptions.remove(mSubscription);
}
}
//减菜按钮
public BindingCommand onReduceClickCommand=new BindingCommand(new BindingAction() {
@Override
public void call() {
KLog.d("------------------");
reduceCookFromCart();
}
});
//加菜按钮
public BindingCommand onAddClickCommand=new BindingCommand(new BindingAction() {
@Override
public void call() {
KLog.d("+++++++++++++++++");
addCookToCart();
}
});
//添加菜品到购物车
private void addCookToCart(){
Map<String,String> params=new HashMap<>();
params.put("orderid",orderid);
params.put("openid",entity.getOpenid());
params.put("cookbookid",entity.getCookbookid());
params.put("identity","2");
if(!TextUtils.isEmpty(entity.getSpecid())){
params.put("specid",entity.getSpecid());
}
if(!TextUtils.isEmpty(entity.getPracticeid())){
params.put("practiceid",entity.getPracticeid());
}
if(!TextUtils.isEmpty(fromSource)){
params.put("fromSoucre",fromSource);
}
RetrofitClient.getInstance().create(CookbookApiService.class)
.addCookToCart(params)
.compose(RxUtils.schedulersTransformer())
.compose(RxUtils.exceptionTransformer())
.doOnSubscribe(new Consumer<Disposable>() {
@Override
public void accept(Disposable disposable) throws Exception {
}
})
.subscribe(new Consumer<BaseResponse<List<ResultEntity>>>() {
@Override
public void accept(BaseResponse<List<ResultEntity>> baseResponse) throws Exception {
if(baseResponse.getRet()==200){
count.set((Integer.parseInt(count.get())+1)+"");
int countTotal=baseResponse.getData().get(0).getCountTotal();
float countPrice=baseResponse.getData().get(0).getCountPirce();
String title="已点"+countTotal+"个菜，共计¥"+countPrice;
RxBus.getDefault().post(title);
}else{
ToastUtils.showShort(baseResponse.getMsg());
}
}
}, new Consumer<ResponseThrowable>() {
@Override
public void accept(ResponseThrowable throwable) throws Exception {
ToastUtils.showShort(throwable.msg);
throwable.printStackTrace();
}
});
}
//删减菜品从购物车
private void reduceCookFromCart(){
Map<String,String> params=new HashMap<>();
params.put("orderid",orderid);
params.put("openid",entity.getOpenid());
params.put("cookbookid",entity.getCookbookid());
params.put("identity","2");
if(!TextUtils.isEmpty(entity.getSpecid())){
params.put("specid",entity.getSpecid());
}
if(!TextUtils.isEmpty(entity.getPracticeid())){
params.put("practiceid",entity.getPracticeid());
}
if(!TextUtils.isEmpty(fromSource)){
params.put("fromSoucre",fromSource);
}
RetrofitClient.getInstance().create(CookbookApiService.class)
.reduceCookFromCart(params)
.compose(RxUtils.schedulersTransformer())
.compose(RxUtils.exceptionTransformer())
.doOnSubscribe(new Consumer<Disposable>() {
@Override
public void accept(Disposable disposable) throws Exception {
}
})
.subscribe(new Consumer<BaseResponse<List<ResultEntity>>>() {
@Override
public void accept(BaseResponse<List<ResultEntity>> baseResponse) throws Exception {
if(baseResponse.getRet()==200){
count.set((Integer.parseInt(count.get())-1)+"");
int countTotal=baseResponse.getData().get(0).getCountTotal();
float countPrice=baseResponse.getData().get(0).getCountPirce();
String title="已点"+countTotal+"个菜，共计¥"+countPrice;
RxBus.getDefault().post(title);
if(Integer.parseInt(count.get())==0){
Messenger.getDefault().send(CartItemViewModel.this,CartViewModel.TOKEN_DELETE_ITEM);
}
}else{
ToastUtils.showShort(baseResponse.getMsg());
}
}
}, new Consumer<ResponseThrowable>() {
@Override
public void accept(ResponseThrowable throwable) throws Exception {
ToastUtils.showShort(throwable.msg);
throwable.printStackTrace();
}
});
}
}