import { Node, sp } from 'cc';

/** 方块表情 Spine 动画状态 */
export enum TetriBlockSpineState {
    Shop = '1选项待机',
    Falling = '2降落待机',
    Settled = '3落地待机',
}

/** 是否在商店卡牌槽内（cardItem / ui_box*） */
export function isTetriBlockInShop(node: Node | null): boolean {
    let cur = node?.parent ?? null;
    while (cur?.isValid) {
        if (cur.name === 'cardItem' || /^ui_box\d+$/.test(cur.name)) {
            return true;
        }
        cur = cur.parent;
    }
    return false;
}

/** 是否已在地图堆叠区（引导预设块等） */
export function isTetriBlockOnTetrisTable(node: Node | null): boolean {
    const table = gg?.game?.CurentBattle?.TetraMap?._tetrisTable;
    if (!table?.isValid || !node?.isValid) return false;
    let cur: Node | null = node;
    while (cur?.isValid) {
        if (cur === table) return true;
        cur = cur.parent;
    }
    return false;
}

/** 播放方块根节点下 `spine` 子节点的循环动画 */
export function playTetriBlockSpine(node: Node | null, state: TetriBlockSpineState): void {
    if (!node?.isValid) return;
    const spineNode = node.getChildByName('spine');
    if (!spineNode?.isValid) return;
    const sk = spineNode.getComponent(sp.Skeleton);
    if (!sk?.isValid) return;
    sk.setAnimation(0, state, true);
}