const { ccclass, property } = cc._decorator;
@ccclass
export default class FriendsIconGroup extends cc.Component {

    @property({ type: cc.Node, displayName: '位置组件' })
    private sign_icon_pos: cc.Node[] = [];
    @property({ type: cc.Prefab })
    private pre_icon: cc.Prefab = null;

    /** icon节点容器 */
    private arr_icon: Array<cc.Node> = [];

    /**
     * list_data
     * @param list_data 数据列表
     */
     public async setItemData(list_data) {
        this.initItem(list_data);
    }

    /**
     * 数据分发
     * @param list_data 数据列表
     */
     private initItem(list_data) {
        const n_count = this.sign_icon_pos.length;
        for (let i = 0; i < n_count; i++) {
            if(i < list_data.length)
            {
                let item_data = list_data[i];
                let icon_item = this.arr_icon[i];
                if (!icon_item) {
                    icon_item = cc.instantiate(this.pre_icon)
                    icon_item.parent = this.node;
                    icon_item.setPosition(this.sign_icon_pos[i].getPosition());
                    this.arr_icon[i] = icon_item;
                }
    
                let comp_info = icon_item.getComponent('FriendsIcon');
                comp_info.setItemData(item_data);
            }else{
                let icon_item = this.arr_icon[i];
                if(icon_item)
                {
                    icon_item.x = 2000;
                }
            }           
        }
    }
}