From cc6f2f2c1a11c43918c4a1708e89818c67e013b6 Mon Sep 17 00:00:00 2001
From: Matte23 <matteo@underdesk.net>
Date: Thu, 10 Sep 2020 19:27:06 +0200
Subject: [PATCH] Update database in a worker thread

---
 .../circolapp/viewmodels/CircularLetterViewModel.kt  | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/app/src/main/java/net/underdesk/circolapp/viewmodels/CircularLetterViewModel.kt b/app/src/main/java/net/underdesk/circolapp/viewmodels/CircularLetterViewModel.kt
index 4aa55d6..da460e9 100644
--- a/app/src/main/java/net/underdesk/circolapp/viewmodels/CircularLetterViewModel.kt
+++ b/app/src/main/java/net/underdesk/circolapp/viewmodels/CircularLetterViewModel.kt
@@ -20,7 +20,9 @@ package net.underdesk.circolapp.viewmodels
 
 import android.app.Application
 import androidx.lifecycle.*
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 import net.underdesk.circolapp.data.AppDatabase
 import net.underdesk.circolapp.data.Circular
 import net.underdesk.circolapp.server.DataFetcher
@@ -51,10 +53,12 @@ class CircularLetterViewModel(application: Application) : AndroidViewModel(appli
                 val fetcher = DataFetcher()
 
                 try {
-                    val newCirculars = fetcher.getCircularsFromServer()
-                    if (newCirculars.size != circulars.value?.size ?: true) {
-                        AppDatabase.getInstance(getApplication()).circularDao()
-                            .insertAll(newCirculars)
+                    withContext(Dispatchers.IO) {
+                        val newCirculars = fetcher.getCircularsFromServer()
+                        if (newCirculars.size != circulars.value?.size ?: true) {
+                            AppDatabase.getInstance(getApplication()).circularDao()
+                                .insertAll(newCirculars)
+                        }
                     }
                 } catch (exception: IOException) {
                     showMessage.postValue(true)