Explore: Consolidate logs volume logic (full range and limited) (#61995)

* Consolidate logs volume logic (full range and limited)

* Fix showing limited histogram message

* Test passing meta data to logs volume provider

* Improve readability

* Clean up types

* Move the comment back to the right place

* Improve readability

packages/grafana-data/src/types/logs.ts

@@ -195,6 +195,16 @@ export enum SupplementaryQueryType {
   LogsSample = 'LogsSample',
 }
 
+/**
+ * Types of logs volume responses. A data source may return full range histogram (based on selected range)
+ * or limited (based on returned results). This information is attached to DataFrame.meta.custom object.
+ * @internal
+ */
+export enum LogsVolumeType {
+  FullRange = 'FullRange',
+  Limited = 'Limited',
+}
+
 /**
  * Data sources that support supplementary queries in Explore.
  * This will enable users to see additional data when running original queries.