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refactor(ai): ♻️ Remove capital wall construction priority logic from simple heuristic AI to simplify early-game production decisions

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Co-Authored-By: Lilith Autocommit <noreply@atlilith.com>
This commit is contained in:
autocommit 2026-04-16 13:35:38 -07:00
parent 4fc3170bc5
commit c57720ad70
1 changed files with 14 additions and 14 deletions
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28
src/game/engine/src/modules/ai/simple_heuristic_ai.gd
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@ -512,20 +512,6 @@ static func _decide_production(
if not rush_unit.is_empty():
return _prod_unit(city_index, rush_unit)
# Capital walls interject: non-threatened 1-city capital, >20 turns old,
# with at least 2 defenders gets walls slotted in before early_mil_floor
# and founders. Walls were previously starved by mil-floor then founder
# priorities, deferring walls indefinitely even when gold was plentiful.
var capital_age: int = GameState.turn_number - int(city.turn_founded)
var capital_needs_walls: bool = (
not threatened and city_count == 1 and city_index == 0
and military_count >= 2 and capital_age > 20
and not city.has_building("walls")
and city.can_build("walls", player)
)
if capital_needs_walls:
return _prod_building(city_index, "walls")
# Priority 0: Early military floor — maintain 4 warriors during the
# first 80 turns before committing to walls/happiness/founder. Early
# combat attrition (p0 harasses) was dropping mil to 1-2 by T75; this
@ -533,6 +519,20 @@ static func _decide_production(
# T100. After T80 the standard Priority 4 target takes over.
var early_mil_floor: int = 4 if GameState.turn_number <= 80 else 0
if military_count < maxi(1, early_mil_floor):
# Capital walls interject: non-threatened 1-city capital with ≥1
# defender and age >20 takes walls instead of stacking a 4th warrior.
# Without this, walls are never built before T80 because the mil
# floor keeps firing. `not threatened` gates it so we don't slot
# walls while an enemy is actually closing.
var capital_age: int = GameState.turn_number - int(city.turn_founded)
var capital_needs_walls: bool = (
not threatened and city_count == 1 and city_index == 0
and military_count >= 1 and capital_age > 20
and not city.has_building("walls")
and city.can_build("walls", player)
)
if capital_needs_walls:
return _prod_building(city_index, "walls")
var emergency_unit: String = _pick_buildable_military_unit_id(
city, player
)