add OCShare ext

Signed-off-by: alperozturk <[email protected]>

Author: alperozturk96

library/src/androidTest/java/com/owncloud/android/lib/resources/shares/CreateShareRemoteOperationIT.kt

@@ -19,7 +19,6 @@ import org.junit.Before
 import org.junit.Test
 
 class CreateShareRemoteOperationIT : AbstractIT() {
-
     @Before
     fun before() {
         val result = GetStatusRemoteOperation(context).execute(client)

library/src/main/java/com/owncloud/android/lib/resources/shares/extensions/OCShareExtensions.kt

@@ -0,0 +1,69 @@
+/*
+ * Nextcloud Android Library
+ *
+ * SPDX-FileCopyrightText: 2025 Alper Ozturk <[email protected]>
+ * SPDX-License-Identifier: MIT
+ */
+
+package com.owncloud.android.lib.resources.shares.extensions
+
+import com.owncloud.android.lib.resources.shares.OCShare
+import org.json.JSONArray
+import org.json.JSONObject
+
+private const val KEY = "key"
+private const val SCOPE_KEY = "scope"
+private const val DOWNLOAD_KEY = "download"
+private const val PERMISSIONS_KEY = "permissions"
+private const val VALUE_KEY = "value"
+private const val ENABLED_KEY = "enabled"
+
+fun OCShare?.toggleAllowDownloadAndSync(
+    isChecked: Boolean,
+    useV2DownloadAttributes: Boolean
+): String? {
+    val jsonArray =
+        if (this?.attributes?.isEmpty() == true) {
+            JSONArray()
+        } else {
+            JSONArray(this?.attributes)
+        }
+    val downloadAttr = jsonArray.findDownloadAttribute()
+    val enabledKey = getEnabledKey(useV2DownloadAttributes)
+
+    if (downloadAttr != null) {
+        downloadAttr.put(enabledKey, isChecked)
+    } else {
+        jsonArray.put(
+            JSONObject().apply {
+                put(KEY, DOWNLOAD_KEY)
+                put(SCOPE_KEY, PERMISSIONS_KEY)
+                put(enabledKey, isChecked)
+            }
+        )
+    }
+
+    return jsonArray.toString()
+}
+
+@Suppress("ReturnCount")
+fun OCShare?.isAllowDownloadAndSyncEnabled(useV2DownloadAttributes: Boolean): Boolean {
+    if (this?.attributes.isNullOrEmpty()) return false
+
+    val jsonArray = JSONArray(this.attributes)
+    val downloadAttr = jsonArray.findDownloadAttribute() ?: return false
+    val enabledKey = getEnabledKey(useV2DownloadAttributes)
+
+    return downloadAttr.optBoolean(enabledKey, false)
+}
+
+private fun JSONArray.findDownloadAttribute(): JSONObject? =
+    (0 until length())
+        .asSequence()
+        .map { getJSONObject(it) }
+        .find {
+            it.optString(KEY) == DOWNLOAD_KEY &&
+                it.optString(SCOPE_KEY) == PERMISSIONS_KEY
+        }
+
+private fun getEnabledKey(isV2: Boolean): String = if (isV2) VALUE_KEY else ENABLED_KEY