From 710a87f2269a44167827e5b4ef267bab43f2bec9 Mon Sep 17 00:00:00 2001
From: Naveen <snaveen935@gmail.com>
Date: Sun, 23 Apr 2023 15:04:29 +0530
Subject: [PATCH] Use a numbered file when destination already exists

Only applicable in cases when we don't have access to the parent folder (e.g. Downloads)
---
 .../calendar/pro/extensions/Context.kt                 | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt
index 85d524e9e..56a52fed9 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt
@@ -259,8 +259,8 @@ fun Context.backupEventsAndTasks() {
             mkdirs()
         }
 
-        val exportFile = File(outputFolder, "$filename.ics")
-        val exportFilePath = exportFile.absolutePath
+        var exportFile = File(outputFolder, "$filename.ics")
+        var exportFilePath = exportFile.absolutePath
         val outputStream = try {
             if (hasProperStoredFirstParentUri(exportFilePath)) {
                 val exportFileUri = createDocumentUriUsingFirstParentTreeUri(exportFilePath)
@@ -269,6 +269,12 @@ fun Context.backupEventsAndTasks() {
                 }
                 applicationContext.contentResolver.openOutputStream(exportFileUri, "wt") ?: FileOutputStream(exportFile)
             } else {
+                var num = 0
+                while (getDoesFilePathExist(exportFilePath) && !exportFile.canWrite()) {
+                    num++
+                    exportFile = File(outputFolder, "${filename}_${num}.ics")
+                    exportFilePath = exportFile.absolutePath
+                }
                 FileOutputStream(exportFile)
             }
         } catch (e: Exception) {