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feat(ai): ✨ Add logic to trigger rush-buy defender deployments when enemy threat exceeds player strength thresholds

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Co-Authored-By: Lilith Autocommit <noreply@atlilith.com>
This commit is contained in:
autocommit 2026-04-15 22:45:29 -07:00
parent 8ae2193bf3
commit 19c1b1107b
1 changed files with 22 additions and 6 deletions
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28
src/game/engine/src/modules/ai/simple_heuristic_ai.gd
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@ -47,7 +47,17 @@ static func process_player(player: RefCounted) -> Array:
)
var threat: Dictionary = _enemy_military_threat(player)
if bool(threat.get("threatens_city", false)):
var mil_now: int = 0
for u: Variant in player.units:
if u == null or not u.is_alive() or u.get("can_found_city") == true:
continue
if int(u.get("attack")) > 0 or int(u.get("ranged_attack")) > 0:
mil_now += 1
# Fire rush-buy on imminent threat OR when enemy's total army exceeds
# ours (amassing at range is still a threat — converts idle gold to
# units on turns when production can't keep pace).
if bool(threat.get("threatens_city", false)) \
or int(threat.get("total_count", 0)) > mil_now:
_rush_buy_defenders(player, threat)
# Units: founders first (expansion), then military.
@ -220,18 +230,24 @@ static func _enemy_military_threat(player: RefCounted) -> Dictionary:
static func _rush_buy_defenders(player: RefCounted, threat: Dictionary) -> void:
## Spawn warriors at threat.spawn_city while gold >= 50 and under
## max(2, threat+1) defenders (hard cap 3x cities). Direct-spawn pattern
## from auto_play.gd so the bridge needs no new action type.
## Spawn warriors at threat.spawn_city while gold >= 50 and under cap
## (hard cap 3x cities). Cap: imminent = max(2, threat.count+1);
## range-only trigger = max(2, total_count) so we keep pace with army.
if player.cities.is_empty(): return
var spawn_city: RefCounted = threat.get("spawn_city")
if spawn_city == null: return
if spawn_city == null:
spawn_city = player.cities[0]
var mil: int = 0
for u: Variant in player.units:
if u == null or not u.is_alive() or u.get("can_found_city") == true:
continue
if int(u.get("attack")) > 0 or int(u.get("ranged_attack")) > 0:
mil += 1
var target: int = maxi(2, int(threat.get("count", 0)) + 1)
var imminent: bool = bool(threat.get("threatens_city", false))
var target: int = (
maxi(2, int(threat.get("count", 0)) + 1) if imminent
else maxi(2, int(threat.get("total_count", 0)))
)
var cap: int = player.cities.size() * 3
while player.gold >= 50 and mil < target and mil < cap:
var nu: RefCounted = UnitScript.new(