import {
  createToolbarConfig,
  IModelService,
  IToolbarItemOptions,
  NsGroupCmd,
  uuidv4,
  XFlowGroupCommands,
  XFlowNodeCommands,
  XFlowGraphCommands,
  NsGraphCmd,
  NsNodeCmd,
  IconStore,
  MODELS,
} from '@antv/xflow';
import {
  UngroupOutlined,
  SaveOutlined,
  GroupOutlined,
  GatewayOutlined,
  UndoOutlined,
  RedoOutlined,
  VerticalAlignTopOutlined,
  VerticalAlignBottomOutlined,
  CopyOutlined,
  SnippetsOutlined,
} from '@ant-design/icons';

const GROUP_NODE_RENDER_ID = 'GROUP_NODE_RENDER_ID';

export namespace TOOLBAR_ITEMS {
  export const BACK_NODE = XFlowNodeCommands.BACK_NODE.id;
  export const FRONT_NODE = XFlowNodeCommands.FRONT_NODE.id;
  export const SAVE_GRAPH_DATA = XFlowGraphCommands.SAVE_GRAPH_DATA.id;
  export const REDO_CMD = `${XFlowGraphCommands.REDO_CMD.id}`;
  export const UNDO_CMD = `${XFlowGraphCommands.UNDO_CMD.id}`;
  export const MULTI_SELECT = `${XFlowGraphCommands.GRAPH_TOGGLE_MULTI_SELECT.id}`;
  export const ADD_GROUP = `${XFlowGroupCommands.ADD_GROUP.id}`;
  export const DEL_GROUP = `${XFlowGroupCommands.DEL_GROUP.id}`;
  export const COPY = `${XFlowGraphCommands.GRAPH_COPY.id}`;
  export const PASTE = `${XFlowGraphCommands.GRAPH_PASTE.id}`;
}

namespace NSToolbarConfig {
  /** toolbar依赖的状态 */
  export interface IToolbarState {
    isMultiSelectionActive: boolean;
    isGroupSelected: boolean;
    isNodeSelected: boolean;
    isUndoable: boolean;
    isRedoable: boolean;
  }

  export const getDependencies = async (modelService: IModelService) => {
    return [
      await MODELS.SELECTED_NODES.getModel(modelService),
      await MODELS.GRAPH_ENABLE_MULTI_SELECT.getModel(modelService),
    ];
  };

  /** toolbar依赖的状态 */
  export const getToolbarState = async (modelService: IModelService) => {
    // isMultiSelectionActive
    const { isEnable: isMultiSelectionActive } = await MODELS.GRAPH_ENABLE_MULTI_SELECT.useValue(
      modelService
    );
    // isGroupSelected
    const isGroupSelected = await MODELS.IS_GROUP_SELECTED.useValue(modelService);
    // isNormalNodesSelected: node不能是GroupNode
    const isNormalNodesSelected = await MODELS.IS_NORMAL_NODES_SELECTED.useValue(modelService);
    // undo redo
    const isUndoable = await MODELS.COMMAND_UNDOABLE.useValue(modelService);
    const isRedoable = await MODELS.COMMAND_REDOABLE.useValue(modelService);

    return {
      isUndoable,
      isRedoable,
      isNodeSelected: isNormalNodesSelected,
      isGroupSelected,
      isMultiSelectionActive,
    } as NSToolbarConfig.IToolbarState;
  };

  export const getToolbarItems = async (state: IToolbarState) => {
    const toolbarGroup: IToolbarItemOptions[] = [];
    // const history = getGraphHistory()

    // /** 撤销 */
    // toolbarGroup.push({
    //   tooltip: '撤销',
    //   iconName: 'UndoOutlined',
    //   id: TOOLBAR_ITEMS.UNDO_CMD,
    //   isEnabled: history.canUndo(),
    //   onClick: async () => {
    //     history.undo()
    //   },
    // })

    // /** 重做 */
    // toolbarGroup.push({
    //   tooltip: '重做',
    //   iconName: 'RedoOutlined',
    //   id: TOOLBAR_ITEMS.REDO_CMD,
    //   isEnabled: history.canRedo(),
    //   onClick: async () => {
    //     history.redo()
    //   },
    // })

    /** FRONT_NODE */
    toolbarGroup.push({
      tooltip: '置前',
      iconName: 'VerticalAlignTopOutlined',
      id: TOOLBAR_ITEMS.FRONT_NODE,
      isEnabled: state.isNodeSelected,
      onClick: async ({ commandService, modelService }) => {
        const node = await MODELS.SELECTED_NODE.useValue(modelService);
        commandService.executeCommand<NsNodeCmd.FrontNode.IArgs>(TOOLBAR_ITEMS.FRONT_NODE, {
          nodeId: node?.id,
        });
      },
    });

    /** BACK_NODE */
    toolbarGroup.push({
      tooltip: '置后',
      iconName: 'VerticalAlignBottomOutlined',
      id: TOOLBAR_ITEMS.BACK_NODE,
      isEnabled: state.isNodeSelected,
      onClick: async ({ commandService, modelService }) => {
        const node = await MODELS.SELECTED_NODE.useValue(modelService);
        commandService.executeCommand<NsNodeCmd.FrontNode.IArgs>(TOOLBAR_ITEMS.BACK_NODE, {
          nodeId: node?.id,
        });
      },
    });

    /** 开启框选 */
    toolbarGroup.push({
      tooltip: '开启框选',
      iconName: 'GatewayOutlined',
      id: TOOLBAR_ITEMS.MULTI_SELECT,
      active: state.isMultiSelectionActive,
      onClick: async ({ commandService }) => {
        commandService.executeCommand<NsGraphCmd.GraphToggleMultiSelect.IArgs>(
          TOOLBAR_ITEMS.MULTI_SELECT,
          {}
        );
      },
    });

    /** 新建群组 */
    toolbarGroup.push({
      tooltip: '新建群组',
      iconName: 'GroupOutlined',
      id: TOOLBAR_ITEMS.ADD_GROUP,
      isEnabled: state.isNodeSelected,
      onClick: async ({ commandService, modelService }) => {
        const cells = await MODELS.SELECTED_CELLS.useValue(modelService);
        const groupChildren = cells.map(cell => cell.id);
        commandService.executeCommand<NsGroupCmd.AddGroup.IArgs>(TOOLBAR_ITEMS.ADD_GROUP, {
          nodeConfig: {
            id: uuidv4(),
            renderKey: GROUP_NODE_RENDER_ID,
            groupChildren,
            groupCollapsedSize: { width: 200, height: 40 },
            label: '新建群组',
          },
        });
      },
    });

    /** 解散群组 */
    toolbarGroup.push({
      tooltip: '解散群组',
      iconName: 'UngroupOutlined',
      id: TOOLBAR_ITEMS.DEL_GROUP,
      isEnabled: state.isGroupSelected,
      onClick: async ({ commandService, modelService }) => {
        const cell = await MODELS.SELECTED_NODE.useValue(modelService);
        const nodeConfig = cell.getData();
        commandService.executeCommand<NsGroupCmd.AddGroup.IArgs>(XFlowGroupCommands.DEL_GROUP.id, {
          nodeConfig: nodeConfig,
        });
      },
    });

    /** 保存数据 */
    toolbarGroup.push({
      tooltip: '保存',
      iconName: 'SaveOutlined',
      id: TOOLBAR_ITEMS.SAVE_GRAPH_DATA,
      onClick: async ({ commandService }) => {
        commandService.executeCommand<NsGraphCmd.SaveGraphData.IArgs>(
          TOOLBAR_ITEMS.SAVE_GRAPH_DATA,
          {
            saveGraphDataService: (meta, graphData) => {
              let data = JSON.parse(JSON.stringify(graphData));
              data.nodes = data.nodes.map(item => {
                // delete item.incomingEdges;
                // delete item.originData;
                // delete item.outgoingEdges;
                // delete item.ports.groups
                let ports = { ...item.ports };
                delete ports.groups;
                return {
                  id: item.id,
                  renderKey: item.renderKey,
                  name: item.name,
                  label: item.label,
                  width: item.width,
                  height: item.height,
                  ports: ports,
                  isCustom: item.isCustom,
                  parentKey: item.parentKey,
                  x: item.x,
                  y: item.y,
                  zIndex: item.zIndex,
                  flow_id: item.flow_id || 0,
                  node_type: item.name == 'custom-circle' ? 1 : 0,
                  count: 0,
                  role_list: item.role_list,
                  // count: item.count,
                };
              });
              // graphData.edges = []
              data.edges = data.edges.map(item => {
                // delete item.data;
                // delete item.attrs;
                // delete item.sourcePort;
                // delete item.sourcePortId;
                // delete item.targetPort;
                // delete item.targetPortId;
                // delete item.zIndex;
                return {
                  id: item.id,
                  source: item.source,
                  target: item.target,
                  attr: JSON.stringify(item.attrs),
                };
              });
              console.log(data);
              console.log(JSON.stringify(data));
              localStorage.graphData = JSON.stringify(data);
              return null;
            },
          }
        );
      },
    });
    return [
      {
        name: 'graphData',
        items: toolbarGroup,
      },
    ];
  };
}

/** 注册icon 类型 */
const registerIcon = () => {
  IconStore.set('SaveOutlined', SaveOutlined);
  IconStore.set('UndoOutlined', UndoOutlined);
  IconStore.set('RedoOutlined', RedoOutlined);
  IconStore.set('VerticalAlignTopOutlined', VerticalAlignTopOutlined);
  IconStore.set('VerticalAlignBottomOutlined', VerticalAlignBottomOutlined);
  IconStore.set('GatewayOutlined', GatewayOutlined);
  IconStore.set('GroupOutlined', GroupOutlined);
  IconStore.set('UngroupOutlined', UngroupOutlined);
  IconStore.set('CopyOutlined', CopyOutlined);
  IconStore.set('SnippetsOutlined', SnippetsOutlined);
};

export const useToolbarConfig = createToolbarConfig((toolbarConfig, proxy) => {
  registerIcon();
  /** 生产 toolbar item */
  toolbarConfig.setToolbarModelService(async (toolbarModel, modelService, toDispose) => {
    const updateToolbarModel = async () => {
      const state = await NSToolbarConfig.getToolbarState(modelService);
      const toolbarItems = await NSToolbarConfig.getToolbarItems(state);

      toolbarModel.setValue(toolbar => {
        toolbar.mainGroups = toolbarItems;
      });
    };
    const models = await NSToolbarConfig.getDependencies(modelService);
    const subscriptions = models.map(model => {
      return model.watch(async () => {
        updateToolbarModel();
      });
    });
    toDispose.pushAll(subscriptions);
  });
});