import { _decorator, Component, instantiate, Label, log, Node, PageView, Prefab } from 'cc';
import { item_level } from './item_level';
import { GDM } from '../dtta/JsonMgr';
import { gamecfg } from '../dtta/interfaceMgr';
const { ccclass, property } = _decorator;

@ccclass('page_levelchoose')
export class page_levelchoose extends Component {

    @property(PageView)
    pageview_chooselevel: PageView = null;

    @property(Label)
    txt_pagenum: Label = null;

    @property(Prefab)
    item_page: Prefab = null;

    @property(Prefab)
    item_level: Prefab = null;
    start() {
        this.txt_pagenum.string = (this.pageview_chooselevel.getCurrentPageIndex() + 1) + "/" + this.pageview_chooselevel.getPages().length;

        this.InitLevel();
    }

    OnClickExit() {
        this.node.destroy()
    }

    OnPageViewValueChanged(event, customEventData) {
        this.txt_pagenum.string = (this.pageview_chooselevel.getCurrentPageIndex() + 1) + "/" + this.pageview_chooselevel.getPages().length;
    }



    InitLevel() {
        let levelInfo: Array<Array<gamecfg>> = []
        let tmparr: Array<gamecfg> = []

        let data = GDM.gamecfgMgr.data
        if (GDM.gamecfgMgr.paixuLevelinfo.length > 0) {
            data = GDM.gamecfgMgr.paixuLevelinfo
        }

        // 正确的分组逻辑：先添加元素，再检查是否满
        for (let index = 0; index < data.length; index++) {
            const element = data[index]
            tmparr.push(element) // 先将元素加入临时数组
            if (tmparr.length === 6) { // 检查是否已满
                levelInfo.push(tmparr)
                tmparr = [] // 重置临时数组
            }
        }

        // 处理最后一批不满6个的元素
        if (tmparr.length > 0) {
            levelInfo.push(tmparr)
        }

        log(levelInfo)

        // 后续的页面生成逻辑保持不变
        for (let index = 0; index < levelInfo.length; index++) {
            const element = levelInfo[index]
            let node: Node = instantiate(this.item_page)
            this.pageview_chooselevel.addPage(node)
            for (let i = 0; i < element.length; i++) {
                const unit = element[i]
                let node_unit: Node = instantiate(this.item_level)
                node_unit.parent = node
                node_unit.getComponent(item_level).Init(unit, index * 6 + i)
            }
        }
        this.OnPageViewValueChanged(null, null)
        this.pageview_chooselevel.setCurrentPageIndex(0)
    }

    OnClickNext(event, customdate) {
        this.pageview_chooselevel.scrollToPage(this.pageview_chooselevel.getCurrentPageIndex() + Number(customdate), 0.5)
    }
}