Initial upload. Not currently functional as a mod. Includes some slightly refactored source code as well as the original mission this was debuted in zipped up as reference + example of usage.

functions/fn_initSupplyDepotInteractions.sqf

@@ -0,0 +1,58 @@
+/*
+	Author: Clarky
+	Usage:
+		[this] call CLF_fnc_initSupplyDepotInteractions;
+	 
+	Intended to run locally on each client.
+	
+*/
+
+params ["_depot"];
+
+if (isNull _depot) exitWith {hint "Object ain't exist";};
+if !(_depot getVariable ["isSupplyDepot", false]) exitWith {hint "Object ain't supply depot";};
+
+// Prevent duplicate actions if script runs again
+if (_depot getVariable ["supplyInteractionsAdded", false]) exitWith {};
+
+_depot setVariable ["supplyInteractionsAdded", true];
+
+//////////////////////////////////////////////////////////////////
+// INIT STATUS ACTION
+//////////////////////////////////////////////////////////////////
+
+_depot addAction [
+	"<t color='#FFD700'>Check Materiel Status</t>",
+	
+	{
+		params ["_target", "_caller"];
+		
+		private _current =
+			_target getVariable ["currentMateriel", 0];
+		
+		private _max =
+			_target getVariable ["maxMateriel", 300];
+		
+		[
+			"CLF_ShowMessage",
+			[
+				3, 
+				1, 
+				format 
+				[
+					"SUPPLY DEPOT STORAGE<br />Materiel: %1 / %2", 
+					_current, 
+					_max
+				]
+			],
+			_caller
+		] call CBA_fnc_targetEvent;
+	},
+	nil,
+	1,
+	true,
+	false,
+	"",
+	"true",
+	6
+];