fix :包裹列表

cloudroam

2025-03-03 85a2d7f51a32cd747e27ab68bc8699a54419b6c7

 app/src/main/java/com/example/firstapp/ui/dashboard/DashboardViewModel.kt

@@ -1,13 +1,35 @@
package com.example.firstapp.ui.dashboard

import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import android.app.Application
import androidx.lifecycle.AndroidViewModel
import androidx.lifecycle.asLiveData
import androidx.lifecycle.viewModelScope
import com.example.firstapp.AppDatabase
import com.example.firstapp.model.PackageInfo
import com.example.firstapp.repository.PackageRepository
import kotlinx.coroutines.launch

class DashboardViewModel : ViewModel() {
class DashboardViewModel(application: Application) : AndroidViewModel(application) {

    private val _text = MutableLiveData<String>().apply {
        value = "This is dashboard Fragment"
    private val repository: PackageRepository
    
    init {
        val packageDao = AppDatabase.getInstance(application).packageDao()
        repository = PackageRepository(packageDao)
    }
    val text: LiveData<String> = _text
    
    fun getPackages(date: Long, dateType: String) = 
        repository.getPackages(date, dateType).asLiveData()

    fun getCourierStats(date: Long) = repository.getCourierStats(date).asLiveData()
    
    fun getDailyStats(date: Long) = repository.getDailyStats(date).asLiveData()

    fun updatePackageStatus(packageInfo: PackageInfo) = viewModelScope.launch {
        repository.update(packageInfo)
    }

    fun insert(packageInfo: PackageInfo) = viewModelScope.launch {
        repository.insert(packageInfo)
    }
}