Add last_over_time

Author: dnhatn

x-pack/plugin/esql/compute/build.gradle

@@ -862,4 +862,27 @@ tasks.named('stringTemplates').configure {
     it.outputFile = "org/elasticsearch/xpack/compute/operator/lookup/EnrichResultBuilderForBoolean.java"
   }
 
+  // TODO: add last_over_time for other types: boolean, bytes_refs
+  File lastOverTimeAggregatorInputFile = file("src/main/java/org/elasticsearch/compute/aggregation/X-LastOverTimeAggregator.java.st")
+  template {
+    it.properties = intProperties
+    it.inputFile = lastOverTimeAggregatorInputFile
+    it.outputFile = "org/elasticsearch/compute/aggregation/LastOverTimeIntAggregator.java"
+  }
+  template {
+    it.properties = longProperties
+    it.inputFile = lastOverTimeAggregatorInputFile
+    it.outputFile = "org/elasticsearch/compute/aggregation/LastOverTimeLongAggregator.java"
+  }
+  template {
+    it.properties = floatProperties
+    it.inputFile = lastOverTimeAggregatorInputFile
+    it.outputFile = "org/elasticsearch/compute/aggregation/LastOverTimeFloatAggregator.java"
+  }
+  template {
+    it.properties = doubleProperties
+    it.inputFile = lastOverTimeAggregatorInputFile
+    it.outputFile = "org/elasticsearch/compute/aggregation/LastOverTimeDoubleAggregator.java"
+  }
+
 }