PrepareBoostPassActionExecutor.kt

package io.github.lishangbu.avalon.game.battle.engine.core.runtime.action

import io.github.lishangbu.avalon.game.battle.engine.core.dsl.ActionNode
import io.github.lishangbu.avalon.game.battle.engine.core.dsl.action.PrepareBoostPassActionNode
import io.github.lishangbu.avalon.game.battle.engine.core.event.EventContext
import io.github.lishangbu.avalon.game.battle.engine.core.mutation.SetSwitchBoostCarryMutation
import io.github.lishangbu.avalon.game.battle.engine.core.runtime.ActionExecutor
import io.github.lishangbu.avalon.game.battle.engine.core.runtime.ActionResult
import io.github.lishangbu.avalon.game.battle.engine.core.runtime.support.BattleStoredBoostSupport
import io.github.lishangbu.avalon.game.battle.engine.core.runtime.support.EventContextTargetResolver
import io.github.lishangbu.avalon.game.battle.engine.core.type.ActionTypeId
import io.github.lishangbu.avalon.game.battle.engine.core.type.StandardActionTypeIds

/**
 * `prepare_boost_pass` 动作执行器。
 */
class PrepareBoostPassActionExecutor : ActionExecutor {
    override val type: ActionTypeId = StandardActionTypeIds.PREPARE_BOOST_PASS

    override fun execute(
        action: ActionNode,
        context: EventContext,
    ): ActionResult {
        require(action is PrepareBoostPassActionNode) { "Action must be PrepareBoostPassActionNode." }
        val targetUnit = EventContextTargetResolver.resolveSingleUnit(action.target, context) ?: return ActionResult()
        return ActionResult(
            mutations =
                listOf(
                    SetSwitchBoostCarryMutation(
                        target = action.target,
                        boosts = BattleStoredBoostSupport.normalize(targetUnit.boosts),
                    ),
                ),
        )
    }
}