hacked approach for repair tracks.

Could probably better go with config entries, but this seems to be a very good value for 90% of the vanilla tracked vehicles. It's also still easily accessible and on an acceptable place for the remaining vehicles.

addons/repair/ACE_repair.hpp

@@ -35,6 +35,12 @@ class ACE_Repair {
             requiredEngineer = 0;
             callbackSuccess = QUOTE(call FUNC(doRepair));
         };
+        class RepairTrack: MiscRepair {
+            displayName = CSTRING(Repairing);
+            displayNameProgress = CSTRING(RepairingHitPoint);
+            condition = QUOTE(call FUNC(canRepairTrack));
+            callbackSuccess = QUOTE(call FUNC(doRepairTrack));
+        };
         class RemoveTrack: MiscRepair {
             displayName = CSTRING(RemoveTrack);
             displayNameProgress = CSTRING(RemovingTrack);

addons/repair/XEH_preInit.sqf

@@ -6,11 +6,13 @@ PREP(addRepairActions);
 PREP(canRemoveWheel);
 PREP(canRemoveTrack);
 PREP(canRepair);
+PREP(canRepairTrack);
 PREP(canReplaceWheel);
 PREP(canReplaceTrack);
 PREP(doRemoveWheel);
 PREP(doRemoveTrack);
 PREP(doRepair);
+PREP(doRepairTrack);
 PREP(doReplaceWheel);
 PREP(doReplaceTrack);
 PREP(getPostRepairDamage);
@@ -22,12 +24,9 @@ PREP(isNearRepairVehicle);
 PREP(isRepairVehicle);
 PREP(moduleRepairSettings);
 PREP(normalizeHitPoints);
-//PREP(removeWheel);
 PREP(repair);
-//PREP(repairVehicle);
 PREP(repair_failure);
 PREP(repair_success);
-//PREP(replaceWheel);
 PREP(setDamage);
 PREP(setHitPointDamage);
 PREP(spawnObject);

addons/repair/config.cpp

@@ -2,7 +2,7 @@
 
 class CfgPatches {
     class ADDON {
-        units[] = {"ACE_SpareWheel"};
+        units[] = {"ACE_Wheel", "ACE_Track"};
         weapons[] = {};
         requiredVersion = REQUIRED_VERSION;
         requiredAddons[] = {"ace_common","ace_interact_menu"};

addons/repair/functions/fnc_addRepairActions.sqf

@@ -96,19 +96,28 @@ _wheelHitPointSelections = _wheelHitPointsWithSelections select 1;
         _statement = {[_this select 1, _this select 0, _this select 2 select 0, _this select 2 select 1] call DFUNC(repair)};
 
         // impossible to remove tracks
-        /*if (_x in TRACK_HITPOINTS) then {
-            //_selection = getText(configFile >> "CfgVehicles" >> _type >> "HitPoints" >> _x >> "name"); // TODO this is a valid selection, it's just on the wrong position.
+        if (_x in TRACK_HITPOINTS) then {
+            /*//_selection = getText(configFile >> "CfgVehicles" >> _type >> "HitPoints" >> _x >> "name"); // TODO this is a valid selection, it's just on the wrong position.
             private "_action";
             _action = [_name, localize LSTRING(RemoveTrack), _icon, _statement, _condition, {}, [_x, "RemoveTrack"], _selection, 4] call EFUNC(interact_menu,createAction);
             [_type, 0, ["ACE_MainActions", QGVAR(Repair)], _action] call EFUNC(interact_menu,addActionToClass);
 
             _action = [_name, localize LSTRING(ReplaceTrack), _icon, _statement, _condition, {}, [_x, "ReplaceTrack"], _selection, 4] call EFUNC(interact_menu,createAction);
-            [_type, 0, ["ACE_MainActions", QGVAR(Repair)], _action] call EFUNC(interact_menu,addActionToClass);
-        } else {*/
+            [_type, 0, ["ACE_MainActions", QGVAR(Repair)], _action] call EFUNC(interact_menu,addActionToClass);*/
+
+            if (_x == "HitLTrack") then {
+                _selection = [-1.75, 0, -1.75];
+            } else {
+                _selection = [1.75, 0, -1.75];
+            };
+            private "_action";
+            _action = [_name, _text, _icon, _statement, _condition, {}, [_x, "RepairTrack"], _selection, 4] call EFUNC(interact_menu,createAction);
+            [_type, 0, [], _action] call EFUNC(interact_menu,addActionToClass);
+        } else {
             private "_action";
             _action = [_name, _text, _icon, _statement, _condition, {}, [_x, "MiscRepair"], _selection, 4] call EFUNC(interact_menu,createAction);
             [_type, 0, ["ACE_MainActions", QGVAR(Repair)], _action] call EFUNC(interact_menu,addActionToClass);
-        //};
+        };
     };
 } forEach _hitPoints;
 

addons/repair/functions/fnc_canRepairTrack.sqf

@@ -0,0 +1,37 @@
+/*
+ * Author: commy2
+ * Check if the unit can replace given wheel of the vehicle.
+ *
+ * Arguments:
+ * 0: Unit that does the repairing (Object)
+ * 1: vehicle to repair (Object)
+ * 2: Selected hitpoint (String)
+ *
+ * Return Value:
+ * NONE
+ */
+#include "script_component.hpp"
+
+params ["_unit", "_target", "_hitPoint", ["_wheel",false]];
+TRACE_4("params",_unit,_target,_hitPoint,_wheel);
+// TODO [_unit, _wheel] call EFUNC(common,claim); on start of action
+
+if (typeName _wheel == "OBJECT") then {
+    // not near interpret as objNull
+    if !(_wheel in nearestObjects [_unit, ["ACE_Track"], 5]) then {
+        _wheel = objNull;
+    };
+} else {
+    _wheel = objNull;
+
+    {
+        if ([_unit, _x, ["isNotDragging", "isNotCarrying"]] call EFUNC(common,canInteractWith)) exitWith {
+            _wheel = _x;
+        };
+    } forEach nearestObjects [_unit, ["ACE_Track"], 5];
+};
+
+if (isNull _wheel || damage _wheel >= 1) exitWith {false};
+
+alive _target && {_target getHitPointDamage _hitPoint > 0}
+

addons/repair/functions/fnc_doRepairTrack.sqf

@@ -0,0 +1,43 @@
+/*
+ * Author: commy2
+ * Called by repair action / progress bar. Raise events to set the new hitpoint damage.
+ *
+ * Arguments:
+ * 0: Stuff from progress bar. <ARRAY>
+ *
+ * Return Value:
+ * NONE
+ */
+#include "script_component.hpp"
+
+params ["_unit", "_vehicle", "_hitPoint", "_classname"];
+TRACE_4("params",_unit,_vehicle,_hitPoint,_classname);
+// TODO [_unit, _wheel] call EFUNC(common,claim); on start of action
+
+_wheel = objNull;
+
+{
+    if ([_unit, _x, ["isNotDragging", "isNotCarrying"]] call EFUNC(common,canInteractWith)) exitWith {
+        _wheel = _x;
+    };
+} forEach nearestObjects [_unit, ["ACE_Track"], 5];
+if (isNull _wheel) exitwith {};
+
+// get current hitpoint damage
+private "_hitPointDamage";
+_hitPointDamage = _vehicle getHitPointDamage _hitPoint;
+_newDamage = (1 - (damage _wheel)) / 4; // require 4 tracks to fully replace one side
+
+// can't replace a destroyed wheel
+if ((damage _wheel) >= 1) exitWith {};
+// don't die by spawning / moving the wheel
+_hitPointDamage = (_hitPointDamage - _newDamage) min 0;
+deleteVehicle _wheel;
+
+// raise event to set the new hitpoint damage
+["setWheelHitPointDamage", _vehicle, [_vehicle, _hitPoint, _hitPointDamage]] call EFUNC(common,targetEvent);
+
+// display text message if enabled
+if (GVAR(DisplayTextOnRepair)) then {
+    [LSTRING(ReplacedTrack)] call EFUNC(common,displayTextStructured);
+};