import type { DailyShopParsed } from '../../manager/DailyShopTypes';
import type { ProjectBattleHandle } from '../../battle/runtime/BattleRuntime';
import {
    BattleGameSkillDragKind,
    resolveBattleGameSkillDragKind,
} from '../../manager/battleBuff/BattleBuffActiveSkillUtil';

/**
 * 七十二变主动（Phase1 已移除，占位编译）。
 */
export class BattleGameRandomActiveSkillHost {
    private static _inst: BattleGameRandomActiveSkillHost | null = null;

    /** 单例 */
    static get(): BattleGameRandomActiveSkillHost {
        if (!BattleGameRandomActiveSkillHost._inst) {
            BattleGameRandomActiveSkillHost._inst = new BattleGameRandomActiveSkillHost();
        }
        return BattleGameRandomActiveSkillHost._inst;
    }

    /** 战斗结束重置 */
    reset(): void {
    }

    /** 是否七十二变 buff 行 */
    isRandomActiveRow(_row: ITableBattlebuff | null | undefined): boolean {
        return false;
    }

    /** 槽位是否为七十二变携带 */
    isRandomActiveSlot(_slotIndex: number): boolean {
        return false;
    }

    /** 当前是否展示随机出的主动 buff */
    isShowingRolledBuff(_slotIndex: number): boolean {
        return false;
    }

    /** 绑定槽位携带 buff */
    syncSlot(_slotIndex: number, _baseBuffId: number, _row: ITableBattlebuff | null | undefined): void {
    }

    /** 解析槽位当前应走的 skill 拖拽类型 */
    resolveCastDragKind(_slotIndex: number, baseParsed: DailyShopParsed | null): BattleGameSkillDragKind | null {
        if (!baseParsed) return null;
        return resolveBattleGameSkillDragKind(baseParsed.row as ITableBattlebuff);
    }

    /** 解析槽位当前应展示的 buff */
    resolveDisplayParsed(_slotIndex: number, baseParsed: DailyShopParsed | null): DailyShopParsed | null {
        return baseParsed;
    }

    /** CD 结束 roll（不支持） */
    tryRollOnCooldownReady(_slotIndex: number, _battle: ProjectBattleHandle | null): boolean {
        return false;
    }

    /** 随机 buff 施放成功回调 */
    onRolledBuffConsumed(_slotIndex: number): void {
    }

    /** 从池选取 buff id（不支持） */
    static pickRollBuffIdFromPool(_excludeIds: readonly number[], _rng: unknown): number {
        return 0;
    }
}

/** 获取七十二变宿主 */
export function getBattleGameRandomActiveSkillHost(): BattleGameRandomActiveSkillHost {
    return BattleGameRandomActiveSkillHost.get();
}