Öffne PDF-Datei nach Export (Close #2)

app/src/main/java/com/cyb3rko/techniklogger/fragments/ListingFragment.kt

@@ -110,7 +110,7 @@ class ListingFragment : Fragment() {
         }
         binding.fab2.setOnClickListener {
             closeFABMenu()
-            ExportBuilder(myContext, data)
+            ExportBuilder(myContext, data, binding)
         }
 
         binding.fabBgLayout.setOnClickListener {

app/src/main/java/com/cyb3rko/techniklogger/table/ExportBuilder.kt

@@ -1,8 +1,12 @@
 package com.cyb3rko.techniklogger.table
 
 import android.content.Context
+import android.content.Intent
 import android.os.Environment
 import android.util.Log
+import android.view.View
+import androidx.core.content.FileProvider
+import com.cyb3rko.techniklogger.databinding.FragmentListingBinding
 import com.cyb3rko.techniklogger.recycler.ProjectViewState
 import com.itextpdf.text.*
 import com.itextpdf.text.pdf.PdfPTable
@@ -14,24 +18,32 @@ import java.io.File
 import java.io.FileNotFoundException
 import java.io.FileOutputStream
 import java.io.IOException
+import java.lang.Exception
 import java.text.SimpleDateFormat
 import java.util.*
 
-class ExportBuilder(val myContext: Context, data: MutableList<ProjectViewState.ProjectEntry>) : Document(PageSize.A4.rotate()) {
+class ExportBuilder(
+    private val myContext: Context,
+    data: MutableList<ProjectViewState.ProjectEntry>,
+    private val binding: FragmentListingBinding
+) : Document(PageSize.A4.rotate()) {
     private val destination = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS).toString() + "/"
     private val directory = File(destination)
     private val data = data.reversed()
+    private lateinit var file: File
     private val table = PdfPTable(4)
     private val techniker = mutableListOf<List<String>>()
     private val time = SimpleDateFormat("dd.MM.yyyy, HH:mm", Locale.GERMANY).format(Date())
 
     init {
+        binding.fabBgLayout.visibility = View.VISIBLE
+        binding.progressBar.visibility = View.VISIBLE
         if (!directory.exists()) {
             directory.mkdirs()
         }
 
         try {
-            val file = File(destination, "Arbeitseinsätze Technik - ${time.split(",")[0]}.pdf")
+            file = File(destination, "Arbeitseinsätze Technik - ${time.split(",")[0]}.pdf")
             file.createNewFile()
             val fOut = FileOutputStream(file, false)
             PdfWriter.getInstance(this, fOut)
@@ -98,6 +110,23 @@ class ExportBuilder(val myContext: Context, data: MutableList<ProjectViewState.P
         }
         this.add(table)
         this.close()
-        Toasty.success(myContext, "Liste in Downloads gespeichert").show()
+
+        val intent = Intent(Intent.ACTION_VIEW)
+        val uri = FileProvider.getUriForFile(
+            myContext,
+            myContext.applicationContext.packageName + ".provider",
+            file
+        )
+        intent.setDataAndType(uri, "application/pdf")
+        intent.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY xor Intent.FLAG_GRANT_READ_URI_PERMISSION)
+
+        try {
+            myContext.startActivity(intent)
+        } catch (e: Exception) {
+            Toasty.error(myContext, "Öffnen der Datei fehlgeschlagen").show()
+            e.printStackTrace()
+        }
+        binding.progressBar.visibility = View.GONE
+        binding.fabBgLayout.visibility = View.GONE
     }
 }

app/src/main/res/layout/fragment_listing.xml

@@ -145,4 +145,15 @@
 
     </LinearLayout>
 
-</androidx.constraintlayout.widget.ConstraintLayout>
+    <ProgressBar
+        android:id="@+id/progress_bar"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:visibility="gone"
+        android:indeterminate="true"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>