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Diffstat (limited to 'src/ai/api/ai_bridge.cpp')
-rw-r--r--src/ai/api/ai_bridge.cpp10
1 files changed, 2 insertions, 8 deletions
diff --git a/src/ai/api/ai_bridge.cpp b/src/ai/api/ai_bridge.cpp
index f342404cf..03c457d4c 100644
--- a/src/ai/api/ai_bridge.cpp
+++ b/src/ai/api/ai_bridge.cpp
@@ -10,10 +10,11 @@
#include "../../core/alloc_func.hpp"
#include "../../economy_func.h"
#include "../../settings_type.h"
+#include "../../date_func.h"
/* static */ bool AIBridge::IsValidBridge(BridgeID bridge_id)
{
- return bridge_id < MAX_BRIDGES;
+ return bridge_id < MAX_BRIDGES && ::GetBridgeSpec(bridge_id)->avail_year <= _cur_year;
}
/* static */ bool AIBridge::IsBridgeTile(TileIndex tile)
@@ -159,13 +160,6 @@ static void _DoCommandReturnBuildBridge1(class AIInstance *instance)
return ::GetBridgeSpec(bridge_id)->min_length + 2;
}
-/* static */ int32 AIBridge::GetYearAvailable(BridgeID bridge_id)
-{
- if (!IsValidBridge(bridge_id)) return -1;
-
- return ::GetBridgeSpec(bridge_id)->avail_year;
-}
-
/* static */ TileIndex AIBridge::GetOtherBridgeEnd(TileIndex tile)
{
if (!::IsValidTile(tile)) return INVALID_TILE;