From acd9323165edbba48846009942bf830ccb580950 Mon Sep 17 00:00:00 2001
From: Allan Wang <me@allanwang.ca>
Date: Sat, 14 Sep 2019 18:00:29 -0700
Subject: Add SingleFastAdapter

---
 .../ca/allanwang/kau/adapters/SingleFastAdapter.kt | 42 ++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 fastadapter/src/main/kotlin/ca/allanwang/kau/adapters/SingleFastAdapter.kt

(limited to 'fastadapter/src')

diff --git a/fastadapter/src/main/kotlin/ca/allanwang/kau/adapters/SingleFastAdapter.kt b/fastadapter/src/main/kotlin/ca/allanwang/kau/adapters/SingleFastAdapter.kt
new file mode 100644
index 0000000..1155c79
--- /dev/null
+++ b/fastadapter/src/main/kotlin/ca/allanwang/kau/adapters/SingleFastAdapter.kt
@@ -0,0 +1,42 @@
+package ca.allanwang.kau.adapters
+
+import com.mikepenz.fastadapter.FastAdapter
+import com.mikepenz.fastadapter.GenericItem
+import com.mikepenz.fastadapter.IAdapter
+import com.mikepenz.fastadapter.IItemAdapter
+import com.mikepenz.fastadapter.adapters.ItemAdapter
+import com.mikepenz.fastadapter.diff.FastAdapterDiffUtil
+
+/**
+ * Fast adapter with prewrapped item adapter
+ */
+class SingleFastAdapter private constructor(val adapter: ItemAdapter<GenericItem>) :
+    FastAdapter<GenericItem>(), IItemAdapter<GenericItem, GenericItem> by adapter {
+
+    constructor() : this(ItemAdapter())
+
+    var lastClearTime: Long = -1
+
+    init {
+        super.addAdapter(0, adapter)
+    }
+
+    override fun clear(): SingleFastAdapter {
+        if (itemCount != 0) {
+            adapter.clear()
+            lastClearTime = System.currentTimeMillis()
+        }
+        return this
+    }
+
+    override fun <A : IAdapter<GenericItem>> addAdapter(
+        index: Int,
+        adapter: A
+    ): FastAdapter<GenericItem> {
+        throw IllegalStateException("SingleFastAdapter only allows one adapter.")
+    }
+
+    fun setWithDiff(items: List<GenericItem>, detectMoves: Boolean = true) {
+        FastAdapterDiffUtil.set(adapter, items, detectMoves)
+    }
+}
\ No newline at end of file
-- 
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