TRoW S19: Automatically collect chest at the end of the scenario (#6192)

data/campaigns/The_Rise_Of_Wesnoth/scenarios/19_The_Vanguard.cfg

@@ -162,6 +162,7 @@
 
         {VARIABLE xx1 $possible_chest_locs[$random].x}
         {VARIABLE yy1 $possible_chest_locs[$random].y}
+        {VARIABLE chest_obtained no}
 
         {CLEAR_VARIABLE possible_chest_locs,random}
 
@@ -310,16 +311,31 @@
             x=$xx1
             y=$yy1
         [/filter]
+        [fire_event]
+            name=get chest
+        [/fire_event]
+    [/event]
+
+    [event]
+        name=get chest
 
         [sound]
             name=open-chest.wav
         [/sound]
-
+        [store_unit]
+            [filter]
+                x,y=$xx1,$yy1
+                side=1
+            [/filter]
+            variable=chest_unit_temp
+        [/store_unit]
         [message]
-            speaker=unit
+            speaker=$chest_unit_temp.id
             message= _ "I’ve found the orcs’ chest! It’s filled with gold."
         [/message]
 
+        {CLEAR_VARIABLE chest_unit_temp}
+
         [remove_item]
             x,y=$x1,$y1
         [/remove_item]
@@ -327,6 +343,10 @@
         {PLACE_IMAGE (items/chest-plain-open.png) $xx1 $yy1}
 
         {LOOT {ON_DIFFICULTY 125 100 75} 1}
+        [set_variable]
+            name=chest_obtained
+            value=yes
+        [/set_variable]
     [/event]
 
     # When an enemy side has less than half of its units left, some undead
@@ -639,7 +659,6 @@
         [/message]
 
         {CLEAR_VARIABLE side_2_undead_backup_triggered,side_3_undead_backup_triggered,side_4_undead_backup_triggered,undead_spawns_so_far}
-        {CLEAR_VARIABLE xx1,yy1}
 
         [endlevel]
             result=victory
@@ -675,4 +694,26 @@
             message= _ "Ahh, it’s great to be home! I’m not much for the politics, but it’s great to be home!"
         [/message]
     [/event]
+
+    [event]
+        name=victory
+
+        [if]
+            [variable]
+                name=chest_obtained
+                equals=no
+            [/variable]
+            [then]
+                [message]
+                    speaker=Prince Haldric
+                    message= _ "Grab the troll’s gold and get moving!"
+                [/message]
+                [fire_event]
+                    name=get chest
+                [/fire_event]
+            [/then]
+        [/if]
+
+        {CLEAR_VARIABLE xx1,yy1,chest_obtained}
+    [/event]
 [/scenario]