import { CodeListServiceBase, ModelTool, TreeGridExControlInterface, Util } from '@ibizstudio/runtime';
import { MDControlBase } from './md-control-base';
import { AppTreeGridExService } from '../ctrl-service';
import { IPSDETreeGridEx, IPSDETreeNode, IPSDETreeNodeDataItem, IPSDETreeColumn } from '@ibizstudio/runtime';

/**
 * 树表格部件基类
 *
 * @export
 * @class TreeGridExControlBase
 * @extends {MDControlBase}
 */
export class TreeGridExControlBase extends MDControlBase implements TreeGridExControlInterface {
  /**
   * 部件模型实例对象
   *
   * @type {*}
   * @memberof TreeGridExControlBase
   */
  declare controlInstance: IPSDETreeGridEx;

  /**
   * 数据集合
   *
   * @public
   * @type {any[]}
   * @memberof TreeGridExControlBase
   */
  items: any[] = [];

  /**
   * 默认展开节点集合
   *
   * @memberof TreeGridExControlBase
   */
  defExpands: any = [];

  /**
   * 行节点下标
   *
   * @memberof TreeGridExControlBase
   */
  itemNum: any = {};

  /**
   * 计数下标
   *
   * @memberof TreeGridExControlBase
   */
  num: number = 0;

  /**
   * 过滤属性
   *
   * @type {string}
   * @memberof TreeGridExControlBase
   */
  srfnodefilter: string = '';

  /**
   * 代码表数据
   *
   * @memberof TreeGridExControlBase
   */
  codeListData: Map<string, any> = new Map();
  
  /**
   * 初始化部件数据
   *
   * @memberof TreeGridExControlBase
   */
  async ctrlModelInit() {
    await super.ctrlModelInit();
    this.service = new AppTreeGridExService(this.controlInstance, this.context);
    await this.initColumnsCodeList();
  }

  /**
   * 初始化列代码表
   *
   * @public
   * @memberof TreeGridExControlBase
   */
  async initColumnsCodeList() {
    let _this: any = this;
    this.codeListData = new Map();
    this.codeListService = new CodeListServiceBase({ $store: _this.$store });
    const allTreeNodes = this.controlInstance.getPSDETreeNodes() || [];
    for (let i = 0; i < allTreeNodes.length; i++) {
      const dataItems = allTreeNodes[i].getPSDETreeNodeDataItems() || [];
      if (dataItems && dataItems.length > 0) {
        for (let j = 0; j < dataItems.length; j++) {
          const dataItem = dataItems[j];
          if (dataItem.getFrontPSCodeList && dataItem.getFrontPSCodeList()) {
            const codelistJson = dataItem.getFrontPSCodeList();
            await codelistJson?.fill();
            if (codelistJson) {
              let items = await this.codeListService.getDataItems({ type: codelistJson.codeListType, tag: codelistJson.codeName, data: codelistJson, context: this.context });
              this.codeListData.set(dataItem.name, items);
            }
          }
        }
      }
    }
  }

  /**
   * 执行created后的逻辑
   *
   * @memberof TreeGridExControlBase
   */
  ctrlInit() {
    super.ctrlInit();
  }

  viewStateAction(tag: string, action: string, data: any) {
    if (!Object.is(tag, this.name)) {
      return;
    }
    super.viewStateAction(tag, action, data);
    if (Object.is('load', action)) {
      this.load(data);
    }
    if (Object.is('filter', action)) {
      this.srfnodefilter = data.srfnodefilter;
      this.refresh();
    }
  }

  /**
   * 加载数据
   *
   * @param {*} [node={}] 节点数据
   * @param {*} [resolve] 渲染回调
   * @memberof TreeGridExControlBase
   */
  load(node: any = {}, resolve?: any) {
    const params: any = {
      srfnodeid: node && node.id ? node.id : '#',
      srfnodefilter: this.srfnodefilter,
    };
    let tempViewParams: any = Util.deepCopy(this.viewparams);
    let curNode: any = {};
    Util.deepObjectMerge(curNode, node);
    let tempContext: any = this.computecurNodeContext(curNode);
    if (curNode && curNode.srfparentdename) {
      Object.assign(tempContext, { srfparentdename: curNode.srfparentdename });
      Object.assign(tempViewParams, { srfparentdename: curNode.srfparentdename });
    }
    if (curNode && curNode.srfparentdemapname) {
      Object.assign(tempContext, { srfparentdemapname: curNode.srfparentdemapname });
      Object.assign(tempViewParams, { srfparentdemapname: curNode.srfparentdemapname });
    }
    if (curNode && curNode.srfparentkey) {
      Object.assign(tempContext, { srfparentkey: curNode.srfparentkey });
      Object.assign(tempViewParams, { srfparentkey: curNode.srfparentkey });
    }
    Object.assign(params, { viewparams: tempViewParams });
    this.onControlRequset('load', tempContext, params);
    this.service
      .getNodes(tempContext, params)
      .then((response: any) => {
        this.onControlResponse('load', response);
        if (!response || response.status !== 200) {
          this.$throw(response.info, 'load');
          return;
        }
        response.data.forEach((item: any) => {
          this.itemNum[item.id] = this.num++;
          if (item.expanded) {
            this.defExpands.push(item);
          }
        });
        if (resolve && resolve instanceof Function) {
          resolve(response.data);
        } else {
          this.items = [...response.data];
        }
        this.$nextTick(() => {
          this.expandDefNode();
        });
        this.ctrlEvent({ controlname: this.controlInstance.name, action: 'load', data: this.items });
      })
      .catch((response: any) => {
        this.onControlResponse('load', response);
        this.$throw(response, 'load');
      });
  }

  /**
   * 刷新
   *
   * @param {*} [args] 额外参数
   * @memberof TreeGridExControlBase
   */
  refresh(args?: any) {
    this.load();
  }

  /**
   * 加载事件
   *
   * @param {*} row 行数据
   * @param {*} treeNode 节点信息
   * @param {*} resolve 渲染回调
   * @memberof TreeGridExControlBase
   */
  loadTreeNode(row: any, treeNode: any, resolve: any) {
    this.load(row, resolve);
  }

  /**
   * 当前选中变化事件
   *
   * @param {*} $event 行数据
   * @return {*}
   * @memberof TreeGridExControlBase
   */
  select($event: any) {
    if (!$event) {
      return;
    }
    this.selections = [Util.deepCopy($event)];
    this.ctrlEvent({ controlname: this.controlInstance.name, action: 'selectionchange', data: this.selections });
  }

  /**
   * 设置行Class
   *
   * @returns
   * @memberof TreeGridExControlBase
   */
  setRowClass({ row, rowIndex }: { row: any; rowIndex: number }) {
    return 'treegrid' + this.itemNum[row.id];
  }

  /**
   * 展开默认节点
   *
   * @returns
   * @memberof TreeGridExControlBase
   */
  expandDefNode() {
    if (this.defExpands.length > 0) {
      let item: any = this.defExpands[0];
      this.defExpands.splice(0, 1);
      let trs: any = this.$el.getElementsByClassName('treegrid' + this.itemNum[item.id]);
      if (trs && trs.length > 0) {
        let icons: any = trs[0].getElementsByClassName('el-table__expand-icon');
        icons[0]?.click();
      }
    }
  }

  /**
   * 绘制列
   *
   * @returns
   * @memberof TreeGridExControlBase
   */
  renderColumns() {
    const treeColumns: IPSDETreeColumn[] = this.controlInstance.getPSDETreeColumns() || [];
    if (treeColumns.length > 0) {
      return treeColumns.map((column: IPSDETreeColumn) => {
        column.widthUnit != 'STAR';
        const props: any = {
          'show-overflow-tooltip': true,
          label: this.$tl(column.getCapPSLanguageRes()?.lanResTag, column.caption),
          align: column.align ? column.align.toLowerCase() : '',
        };
        if (column.widthUnit != 'STAR') {
          props['width'] = column.width;
        } else {
          props['min-width'] = column.width;
        }
        return this.$createElement('el-table-column', {
          props: props,
          scopedSlots: {
            default: (row: any) => {
              if (column?.getRenderPSSysPFPlugin()) {
                let plugin: any = column.getRenderPSSysPFPlugin();
                const pluginInstance: any = this.PluginFactory.getPluginInstance('CONTROLITEM', plugin.pluginCode);
                if (pluginInstance) {
                  return pluginInstance.renderCtrlItem(this.$createElement, column, this, row);
                }
              } else {
                return <span>{this.getColumnValue(row, column.name)}</span>;
              }
            },
          },
        });
      });
    } else {
      const majorField = ModelTool.getAppEntityMajorField(this.controlInstance.getPSAppDataEntity());
      const props: any = {
        'show-overflow-tooltip': true,
        label: majorField ? this.$tl(majorField.getLNPSLanguageRes()?.lanResTag, majorField.logicName) : this.$t('app.commonwords.srfmajortext'),
        align: 'center',
        width: 200,
      };
      return this.$createElement('el-table-column', {
        props: props,
        scopedSlots: {
          default: (row: any) => {
            return <span>{row?.row?.['srfmajortext']}</span>;
          },
        },
      });
    }
  }

  /**
   * 获取列属性值
   *
   * @public
   * @memberof TreeGridExControlBase
   */
  getColumnValue(task: any, field: string) {
    const { row } = task;
    if (row.curData) {
      Object.assign(row, row.curData);
    }
    const allTreeNodes = this.controlInstance.getPSDETreeNodes() || [];
    const node = allTreeNodes?.find((_node: IPSDETreeNode) => {
      return row.id.split(';')[0] == _node.nodeType;
    }) as IPSDETreeNode;
    const dataItems = node?.getPSDETreeNodeDataItems() || [];
    if (dataItems?.length > 0) {
      const dataItem = dataItems.find((_item: IPSDETreeNodeDataItem) => {
        return _item.name == field;
      });
      if (dataItem) {
        const codelistData = this.codeListData.get(dataItem.name);
        if (codelistData) {
          const item = codelistData.find((item: any) => {
            return item.value == row[field];
          });
          if (item) {
            return item.text;
          }
        }
      }
    }
    return row[field];
  }

  /**
   * 计算当前节点的上下文
   *
   * @param {*} curNode 当前节点
   * @memberof TreeGridExControlBase
   */
  computecurNodeContext(curNode: any) {
    let tempContext: any = {};
    if (curNode?.srfappctx) {
      tempContext = Util.deepCopy(curNode.srfappctx);
    } else {
      tempContext = Util.deepCopy(this.context);
    }
    return tempContext;
  }
}