2 files changed, 46 insertions, 0 deletions
diff --git a/libs/utils/src/main/java/org/the_jk/cleversync/LiveDataUtils.kt b/libs/utils/src/main/java/org/the_jk/cleversync/LiveDataUtils.kt
new file mode 100644
index 0000000..7f6ab1f
--- /dev/null
+++ b/libs/utils/src/main/java/org/the_jk/cleversync/LiveDataUtils.kt
@@ -0,0 +1,14 @@
+package org.the_jk.cleversync
+
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.Observer
+
+fun <T> LiveData<T>.safeValue(): T? {
+    if (this.hasActiveObservers())
+        return value
+    var ret: T? = null
+    val observer = Observer<T> { value -> ret = value }
+    this.observeForever(observer)
+    this.removeObserver(observer)
+    return ret
+}
diff --git a/libs/utils/src/main/java/org/the_jk/cleversync/StringUtils.kt b/libs/utils/src/main/java/org/the_jk/cleversync/StringUtils.kt
new file mode 100644
index 0000000..6adea24
--- /dev/null
+++ b/libs/utils/src/main/java/org/the_jk/cleversync/StringUtils.kt
@@ -0,0 +1,32 @@
+package org.the_jk.cleversync
+
+object StringUtils {
+    fun split(input: String, delimiter: Char, keepEmpty: Boolean = true, limit: Int = 0): List<String> {
+        return buildList {
+            var offset = 0
+            var count = 0
+            while (true) {
+                val next = input.indexOf(delimiter, offset)
+                if (next == -1) {
+                    if (keepEmpty || offset < input.length) {
+                        if (limit > 0 && count == limit) {
+                            add("${removeLast()}${delimiter}${input.substring(offset)}")
+                            break
+                        }
+                        add(input.substring(offset))
+                    }
+                    break
+                }
+                if (keepEmpty || offset < next) {
+                    if (limit > 0 && count == limit) {
+                        add("${removeLast()}${delimiter}${input.substring(offset)}")
+                        break
+                    }
+                    add(input.substring(offset, next))
+                    count++
+                }
+                offset = next + 1
+            }
+        }
+    }
+}