feat: import/export backend

Signed-off-by: mertmit <mertmit99@gmail.com>

packages/nocodb/src/lib/controllers/exportImport/export.ctl.ts

@@ -0,0 +1,19 @@
+import { Router } from 'express';
+import ncMetaAclMw from '../../meta/helpers/ncMetaAclMw';
+import { exportService } from '../../services';
+import type { Request, Response } from 'express';
+
+export async function exportModel(req: Request, res: Response) {
+  res.json(
+    await exportService.exportModel({ modelId: req.params.modelId.split(',') })
+  );
+}
+
+const router = Router({ mergeParams: true });
+
+router.get(
+  '/api/v1/db/meta/export/:modelId',
+  ncMetaAclMw(exportModel, 'exportModel')
+);
+
+export default router;

packages/nocodb/src/lib/controllers/exportImport/import.ctl.ts

@@ -0,0 +1,26 @@
+import { Router } from 'express';
+import ncMetaAclMw from '../../meta/helpers/ncMetaAclMw';
+import { importService } from '../../services';
+import type { Request, Response } from 'express';
+
+export async function importModels(req: Request, res: Response) {
+  const { body, ...rest } = req;
+  res.json(
+    await importService.importModels({
+      user: (req as any).user,
+      projectId: req.params.projectId,
+      baseId: req.params.baseId,
+      data: Array.isArray(body) ? body : body.models,
+      req: rest,
+    })
+  );
+}
+
+const router = Router({ mergeParams: true });
+
+router.post(
+  '/api/v1/db/meta/import/:projectId/:baseId',
+  ncMetaAclMw(importModels, 'importModels')
+);
+
+export default router;

packages/nocodb/src/lib/controllers/exportImport/index.ts

@@ -0,0 +1,7 @@
+import exportController from './export.ctl';
+import importController from './import.ctl';
+
+export default {
+  exportController,
+  importController,
+};

packages/nocodb/src/lib/meta/api/index.ts

@@ -50,6 +50,7 @@ import {
 import swaggerController from '../../controllers/apiDocs';
 import { importController, syncSourceController } from '../../controllers/sync';
 import mapViewController from '../../controllers/views/mapView.ctl';
+import exportImportController from '../../controllers/exportImport'
 import type { Socket } from 'socket.io';
 import type { Router } from 'express';
 
@@ -103,6 +104,8 @@ export default function (router: Router, server) {
   router.use(syncSourceController);
   router.use(kanbanViewController);
   router.use(mapViewController);
+  router.use(exportImportController.exportController);
+  router.use(exportImportController.importController);
 
   userController(router);
 

packages/nocodb/src/lib/services/exportImport/export.svc.ts

@@ -0,0 +1,233 @@
+import { NcError } from './../../meta/helpers/catchError';
+import { ViewTypes } from 'nocodb-sdk';
+import { Project, Base, Model } from '../../models';
+
+export async function exportModel(param: { modelId: string[] }) {
+  const exportData = {
+    models: [],
+  };
+
+  // db id to human readable id
+  const idMap = new Map<string, string>();
+
+  const projects: Project[] = []
+  const bases: Base[] = []
+  const modelsMap = new Map<string, Model[]>();
+
+  for (const modelId of param.modelId) {
+    const model = await Model.get(modelId);
+
+    if (!model) return NcError.badRequest(`Model not found for id '${modelId}'`);
+
+    const fndProject = projects.find(p => p.id === model.project_id)
+    const project = fndProject || await Project.get(model.project_id);
+
+    const fndBase = bases.find(b => b.id === model.base_id)
+    const base = fndBase || await Base.get(model.base_id);
+
+    if (!fndProject) projects.push(project);
+    if (!fndBase) bases.push(base);
+
+    if (!modelsMap.has(base.id)) {
+      const all_models = await base.getModels();
+
+      for (const md of all_models) {
+        idMap.set(md.id, `${project.title}::${base.alias || 'default'}::${clearPrefix(md.table_name, project.prefix)}`);
+        await md.getColumns();
+        for (const column of md.columns) {
+          idMap.set(column.id, `${idMap.get(md.id)}::${column.column_name || column.title}`);
+        }
+      }
+
+      modelsMap.set(base.id, all_models);
+    }
+
+    idMap.set(project.id, project.title);
+    idMap.set(base.id, `${project.title}::${base.alias || 'default'}`);
+    idMap.set(model.id, `${idMap.get(base.id)}::${clearPrefix(model.table_name, project.prefix)}`);
+
+    await model.getColumns();
+    await model.getViews();
+
+    for (const column of model.columns) {
+      idMap.set(
+        column.id,
+        `${idMap.get(model.id)}::${column.column_name || column.title}`
+      );
+      await column.getColOptions();
+      if (column.colOptions) {
+        for (const [k, v] of Object.entries(column.colOptions)) {
+          switch (k) {
+            case 'fk_mm_child_column_id':
+            case 'fk_mm_parent_column_id':
+            case 'fk_mm_model_id':
+            case 'fk_parent_column_id':
+            case 'fk_child_column_id':
+            case 'fk_related_model_id':
+            case 'fk_relation_column_id':
+            case 'fk_lookup_column_id':
+            case 'fk_rollup_column_id':
+              column.colOptions[k] = idMap.get(v as string);
+              break;
+            case 'options':
+              for (const o of column.colOptions['options']) {
+                delete o.id;
+                delete o.fk_column_id;
+              }
+              break;
+            case 'formula':
+              column.colOptions[k] = column.colOptions[k].replace(/(?<=\{\{).*?(?=\}\})/gm, (match) => idMap.get(match));
+              break;
+            case 'id':
+            case 'created_at':
+            case 'updated_at':
+            case 'fk_column_id':
+              delete column.colOptions[k];
+              break;
+          }
+        }
+      }
+    }
+
+    for (const view of model.views) {
+      idMap.set(view.id, `${idMap.get(model.id)}::${view.title}`);
+      await view.getColumns();
+      await view.getFilters();
+      await view.getSorts();
+      if (view.filter) {
+        const export_filters = []
+        for (const fl of view.filter.children) {
+          const tempFl = {
+            id: fl.id,
+            fk_column_id: idMap.get(fl.fk_column_id),
+            fk_parent_id: fl.fk_parent_id,
+            is_group: fl.is_group,
+            logical_op: fl.logical_op,
+            comparison_op: fl.comparison_op,
+            comparison_sub_op: fl.comparison_sub_op,
+            value: fl.value,
+          }
+          if (tempFl.is_group) {
+            delete tempFl.comparison_op;
+            delete tempFl.comparison_sub_op;
+            delete tempFl.value;
+          }
+          export_filters.push(tempFl)
+        }
+        view.filter.children = export_filters;
+      }
+
+      if (view.sorts) {
+        const export_sorts = []
+        for (const sr of view.sorts) {
+          const tempSr = {
+            fk_column_id: idMap.get(sr.fk_column_id),
+            direction: sr.direction,
+          }
+          export_sorts.push(tempSr)
+        }
+        view.sorts = export_sorts;
+      }
+
+      if (view.view) {
+        for (const [k, v] of Object.entries(view.view)) {
+          switch (k) {
+            case 'fk_column_id':
+            case 'fk_cover_image_col_id':
+            case 'fk_grp_col_id':
+              view.view[k] = idMap.get(v as string);
+              break;
+            case 'meta':
+              if (view.type === ViewTypes.KANBAN) {
+                const meta = JSON.parse(view.view.meta as string) as Record<string, any>;
+                for (const [k, v] of Object.entries(meta)) {
+                  const colId = idMap.get(k as string);
+                  for (const op of v) {
+                    op.fk_column_id = idMap.get(op.fk_column_id);
+                    delete op.id;
+                  }
+                  meta[colId] = v;
+                  delete meta[k];
+                }
+                view.view.meta = meta;
+              }
+              break;
+            case 'created_at':
+            case 'updated_at':
+            case 'fk_view_id':
+            case 'project_id':
+            case 'base_id':
+            case 'uuid':
+              delete view.view[k];
+              break;
+          }
+        }
+      }
+    }
+
+    exportData.models.push({
+      model: {
+        id: idMap.get(model.id),
+        prefix: project.prefix,
+        title: model.title,
+        table_name: clearPrefix(model.table_name, project.prefix),
+        meta: model.meta,
+        columns: model.columns.map((column) => ({
+          id: idMap.get(column.id),
+          ai: column.ai,
+          column_name: column.column_name,
+          cc: column.cc,
+          cdf: column.cdf,
+          meta: column.meta,
+          pk: column.pk,
+          order: column.order,
+          rqd: column.rqd,
+          system: column.system,
+          uidt: column.uidt,
+          title: column.title,
+          un: column.un,
+          unique: column.unique,
+          colOptions: column.colOptions,
+        })),
+      },
+      views: model.views.map((view) => ({
+        id: idMap.get(view.id),
+        is_default: view.is_default,
+        type: view.type,
+        meta: view.meta,
+        order: view.order,
+        title: view.title,
+        show: view.show,
+        show_system_fields: view.show_system_fields,
+        filter: view.filter,
+        sorts: view.sorts,
+        lock_type: view.lock_type,
+        columns: view.columns.map((column) => {
+          const {
+            id,
+            fk_view_id,
+            fk_column_id,
+            project_id,
+            base_id,
+            created_at,
+            updated_at,
+            uuid,
+            ...rest
+          } = column as any;
+          return {
+            fk_column_id: idMap.get(fk_column_id),
+            ...rest,
+          };
+        }),
+        view: view.view,
+      })),
+    });
+  }
+
+  return exportData;
+}
+
+const clearPrefix = (text: string, prefix?: string) => {
+  if (!prefix) return text;
+  return text.replace(new RegExp(`^${prefix}_`), '');
+}

packages/nocodb/src/lib/services/exportImport/import.svc.ts

@@ -0,0 +1,529 @@
+import type { ViewCreateReqType } from 'nocodb-sdk';
+import { UITypes, ViewTypes } from 'nocodb-sdk';
+import { tableService, gridViewService, filterService, viewColumnService, gridViewColumnService, sortService, formViewService, galleryViewService, kanbanViewService, formViewColumnService, columnService } from '..';
+import { NcError } from '../../meta/helpers/catchError';
+import { Project, Base, User, View, Model } from '../../models';
+
+export async function importModels(param: {
+  user: User;
+  projectId: string;
+  baseId: string;
+  data: { model: any; views: any[] }[];
+  req: any;
+}) {
+
+  // human readable id to db id
+  const idMap = new Map<string, string>();
+
+  const project = await Project.get(param.projectId);
+
+  if (!project) return NcError.badRequest(`Project not found for id '${param.projectId}'`);
+
+  const base = await Base.get(param.baseId);
+
+  if (!base) return NcError.badRequest(`Base not found for id '${param.baseId}'`);
+
+  const tableReferences = new Map<string, Model>();
+  const linkMap = new Map<string, string>();
+
+  // create tables with static columns
+  for (const data of param.data) {
+    const modelData = data.model;
+    
+    const reducedColumnSet = modelData.columns.filter(
+      (a) =>
+        a.uidt !== UITypes.LinkToAnotherRecord &&
+        a.uidt !== UITypes.Lookup &&
+        a.uidt !== UITypes.Rollup &&
+        a.uidt !== UITypes.Formula &&
+        a.uidt !== UITypes.ForeignKey
+    );
+
+    // create table with static columns
+    const table = await tableService.tableCreate({
+      projectId: project.id,
+      baseId: base.id,
+      user: param.user,
+      table: withoutId({
+        ...modelData,
+        columns: reducedColumnSet.map((a) => withoutId(a)),
+      }),
+    });
+
+    idMap.set(modelData.id, table.id);
+
+    // map column id's with new created column id's
+    for (const col of table.columns) {
+      const colRef = modelData.columns.find(
+        (a) => a.column_name === col.column_name
+      );
+      idMap.set(colRef.id, col.id);
+    }
+
+    tableReferences.set(modelData.id, table);
+  }
+
+  const referencedColumnSet = []
+
+  // create columns with reference to other columns
+  for (const data of param.data) {
+    const modelData = data.model;
+    const table = tableReferences.get(modelData.id);
+
+    const linkedColumnSet = modelData.columns.filter(
+      (a) => a.uidt === UITypes.LinkToAnotherRecord
+    );
+
+    // create columns with reference to other columns
+    for (const col of linkedColumnSet) {
+      if (col.colOptions) {
+        const colOptions = col.colOptions;
+        if (col.uidt === UITypes.LinkToAnotherRecord && idMap.has(colOptions.fk_related_model_id)) {
+          if (colOptions.type === 'mm') {
+            if (!linkMap.has(colOptions.fk_mm_model_id)) {
+              // delete col.column_name as it is not required and will cause ajv error (null for LTAR)
+              delete col.column_name;
+
+              const freshModelData = await columnService.columnAdd({
+                tableId: table.id,
+                column: withoutId({
+                  ...col,
+                  ...{
+                    parentId: idMap.get(getParentIdentifier(colOptions.fk_child_column_id)),
+                    childId: idMap.get(getParentIdentifier(colOptions.fk_parent_column_id)),
+                    type: colOptions.type,
+                    virtual: colOptions.virtual,
+                    ur: colOptions.ur,
+                    dr: colOptions.dr,
+                  },
+                }),
+                req: param.req,
+              });
+
+              for (const nColumn of freshModelData.columns) {
+                if (nColumn.title === col.title) {
+                  idMap.set(col.id, nColumn.id);
+                  linkMap.set(colOptions.fk_mm_model_id, nColumn.colOptions.fk_mm_model_id);
+                  break;
+                }
+              }
+
+              const childModel = getParentIdentifier(colOptions.fk_parent_column_id) === modelData.id ? freshModelData : await Model.get(idMap.get(getParentIdentifier(colOptions.fk_parent_column_id)));
+
+              if (getParentIdentifier(colOptions.fk_parent_column_id) !== modelData.id) await childModel.getColumns();
+
+              const childColumn = param.data.find(a => a.model.id === getParentIdentifier(colOptions.fk_parent_column_id)).model.columns.find(a => a.colOptions?.fk_mm_model_id === colOptions.fk_mm_model_id && a.id !== col.id);
+
+              for (const nColumn of childModel.columns) {
+                if (nColumn?.colOptions?.fk_mm_model_id === linkMap.get(colOptions.fk_mm_model_id) && nColumn.id !== idMap.get(col.id)) {
+                  idMap.set(childColumn.id, nColumn.id);
+
+                  await columnService.columnUpdate({
+                    columnId: nColumn.id,
+                    column: {
+                      ...nColumn,
+                      column_name: childColumn.title,
+                      title: childColumn.title,
+                    },
+                  });
+                  break;
+                }
+              }
+            }
+          } else if (colOptions.type === 'hm') {
+            // delete col.column_name as it is not required and will cause ajv error (null for LTAR)
+            delete col.column_name;
+
+            const freshModelData = await columnService.columnAdd({
+              tableId: table.id,
+              column: withoutId({
+                ...col,
+                ...{
+                  parentId: idMap.get(getParentIdentifier(colOptions.fk_parent_column_id)),
+                  childId: idMap.get(getParentIdentifier(colOptions.fk_child_column_id)),
+                  type: colOptions.type,
+                  virtual: colOptions.virtual,
+                  ur: colOptions.ur,
+                  dr: colOptions.dr,
+                },
+              }),
+              req: param.req,
+            });
+
+            for (const nColumn of freshModelData.columns) {
+              if (nColumn.title === col.title) {
+                idMap.set(col.id, nColumn.id);
+                linkMap.set(colOptions.fk_index_name, nColumn.colOptions.fk_index_name);
+                break;
+              }
+            }
+
+            const childModel = colOptions.fk_related_model_id === modelData.id ? freshModelData : await Model.get(idMap.get(colOptions.fk_related_model_id));
+
+            if (colOptions.fk_related_model_id !== modelData.id) await childModel.getColumns();
+
+            const childColumn = param.data.find(a => a.model.id === colOptions.fk_related_model_id).model.columns.find(a => a.colOptions?.fk_index_name === colOptions.fk_index_name && a.id !== col.id);
+
+            for (const nColumn of childModel.columns) {
+              if (nColumn?.colOptions?.fk_index_name === linkMap.get(colOptions.fk_index_name) && nColumn.id !== idMap.get(col.id)) {
+                idMap.set(childColumn.id, nColumn.id);
+
+                await columnService.columnUpdate({
+                  columnId: nColumn.id,
+                  column: {
+                    ...nColumn,
+                    column_name: childColumn.title,
+                    title: childColumn.title,
+                  },
+                });
+                break;
+              }
+            }
+          }
+        }
+      }
+    }
+
+    referencedColumnSet.push(...modelData.columns.filter(
+      (a) =>
+        a.uidt === UITypes.Lookup ||
+        a.uidt === UITypes.Rollup ||
+        a.uidt === UITypes.Formula
+    ));
+  }
+
+  const sortedReferencedColumnSet = [];
+
+  // sort referenced columns to avoid referencing before creation
+  for (const col of referencedColumnSet) {
+    const relatedColIds = [];
+    if (col.colOptions?.fk_lookup_column_id) {
+      relatedColIds.push(col.colOptions.fk_lookup_column_id);
+    }
+    if (col.colOptions?.fk_rollup_column_id) {
+      relatedColIds.push(col.colOptions.fk_rollup_column_id);
+    }
+    if (col.colOptions?.formula) {
+      relatedColIds.push(...col.colOptions.formula.match(/(?<=\{\{).*?(?=\}\})/gm));
+    }
+
+    // find the last related column in the sorted array
+    let fnd = undefined;
+    for (let i = sortedReferencedColumnSet.length - 1; i >= 0; i--) {
+      if (relatedColIds.includes(sortedReferencedColumnSet[i].id)) {
+        fnd = sortedReferencedColumnSet[i];
+        break;
+      }
+    }
+
+    if (!fnd) {
+      sortedReferencedColumnSet.unshift(col);
+    } else {
+      sortedReferencedColumnSet.splice(sortedReferencedColumnSet.indexOf(fnd) + 1, 0, col);
+    }
+  }
+
+  // create referenced columns
+  for (const col of sortedReferencedColumnSet) {
+    const { colOptions, ...flatCol } = col;
+    if (col.uidt === UITypes.Lookup) {
+      const freshModelData = await columnService.columnAdd({
+        tableId: idMap.get(getParentIdentifier(col.id)),
+        column: withoutId({
+          ...flatCol,
+          ...{
+            fk_lookup_column_id: idMap.get(colOptions.fk_lookup_column_id),
+            fk_relation_column_id: idMap.get(colOptions.fk_relation_column_id),
+          },
+        }),
+        req: param.req,
+      });
+
+      for (const nColumn of freshModelData.columns) {
+        if (nColumn.title === col.title) {
+          idMap.set(col.id, nColumn.id);
+          break;
+        }
+      }
+    } else if (col.uidt === UITypes.Rollup) {
+      const freshModelData = await columnService.columnAdd({
+        tableId: idMap.get(getParentIdentifier(col.id)),
+        column: withoutId({
+          ...flatCol,
+          ...{
+            fk_rollup_column_id: idMap.get(colOptions.fk_rollup_column_id),
+            fk_relation_column_id: idMap.get(colOptions.fk_relation_column_id),
+            rollup_function: colOptions.rollup_function,
+          },
+        }),
+        req: param.req,
+      });
+
+      for (const nColumn of freshModelData.columns) {
+        if (nColumn.title === col.title) {
+          idMap.set(col.id, nColumn.id);
+          break;
+        }
+      }
+    } else if (col.uidt === UITypes.Formula) {
+      const freshModelData = await columnService.columnAdd({
+        tableId: idMap.get(getParentIdentifier(col.id)),
+        column: withoutId({
+          ...flatCol,
+          ...{
+            formula_raw: colOptions.formula_raw,
+          },
+        }),
+        req: param.req,
+      });
+
+      for (const nColumn of freshModelData.columns) {
+        if (nColumn.title === col.title) {
+          idMap.set(col.id, nColumn.id);
+          break;
+        }
+      }
+    }
+  }
+
+  // create views
+  for (const data of param.data) {
+    const modelData = data.model;
+    const viewsData = data.views;
+
+    const table = tableReferences.get(modelData.id);
+
+    // get default view
+    await table.getViews();
+
+    for (const view of viewsData) {
+      const viewData = withoutId({
+        ...view,
+      });
+
+      const vw = await createView(idMap, table, viewData, table.views);
+
+      if (!vw) continue;
+      
+      idMap.set(view.id, vw.id);
+
+      // create filters
+      const filters = view.filter.children;
+
+      for (const fl of filters) {
+        const fg = await filterService.filterCreate({
+          viewId: vw.id,
+          filter: withoutId({
+            ...fl,
+            fk_column_id: idMap.get(fl.fk_column_id),
+            fk_parent_id: idMap.get(fl.fk_parent_id),
+          }),
+        });
+
+        idMap.set(fl.id, fg.id);
+      }
+
+      // create sorts
+      for (const sr of view.sorts) {
+        await sortService.sortCreate({
+          viewId: vw.id,
+          sort: withoutId({
+            ...sr,
+            fk_column_id: idMap.get(sr.fk_column_id),
+          }),
+        })
+      }
+
+      // update view columns
+      const vwColumns = await viewColumnService.columnList({ viewId: vw.id })
+
+      for (const cl of vwColumns) {
+        const fcl = view.columns.find(a => a.fk_column_id === reverseGet(idMap, cl.fk_column_id))
+        if (!fcl) continue;
+        await viewColumnService.columnUpdate({
+          viewId: vw.id,
+          columnId: cl.id,
+          column: {
+            show: fcl.show,
+            order: fcl.order,
+          },
+        })
+      }
+
+      switch (vw.type) {
+        case ViewTypes.GRID:
+          for (const cl of vwColumns) {
+            const fcl = view.columns.find(a => a.fk_column_id === reverseGet(idMap, cl.fk_column_id))
+            if (!fcl) continue;
+            const { fk_column_id, ...rest } = fcl;
+            await gridViewColumnService.gridColumnUpdate({
+              gridViewColumnId: cl.id,
+              grid: {
+                ...withoutNull(rest),
+              },
+            })
+          }
+          break;
+        case ViewTypes.FORM:
+          for (const cl of vwColumns) {
+            const fcl = view.columns.find(a => a.fk_column_id === reverseGet(idMap, cl.fk_column_id))
+            if (!fcl) continue;
+            const { fk_column_id, ...rest } = fcl;
+            await formViewColumnService.columnUpdate({
+              formViewColumnId: cl.id,
+              formViewColumn: {
+                ...withoutNull(rest),
+              },
+            })
+          }
+          break;
+        case ViewTypes.GALLERY:
+        case ViewTypes.KANBAN:
+          break;
+      }
+    }
+  }
+}
+
+async function createView(idMap: Map<string, string>, md: Model, vw: Partial<View>, views: View[]): Promise<View> {
+  if (vw.is_default) {
+    const view = views.find((a) => a.is_default);
+    if (view) {
+      const gridData = withoutNull(vw.view);
+      if (gridData) {
+        await gridViewService.gridViewUpdate({
+          viewId: view.id,
+          grid: gridData,
+        });
+      }
+    }
+    return view;
+  }
+
+  switch (vw.type) {
+    case ViewTypes.GRID:
+      const gview = await gridViewService.gridViewCreate({
+        tableId: md.id,
+        grid: vw as ViewCreateReqType,
+      });
+      const gridData = withoutNull(vw.view);
+      if (gridData) {
+        await gridViewService.gridViewUpdate({
+          viewId: gview.id,
+          grid: gridData,
+        });
+      }
+      return gview;
+    case ViewTypes.FORM:
+      const fview =  await formViewService.formViewCreate({
+        tableId: md.id,
+        body: vw as ViewCreateReqType,
+      });
+      const formData = withoutNull(vw.view);
+      if (formData) {
+        await formViewService.formViewUpdate({
+          formViewId: fview.id,
+          form: formData,
+        });
+      }
+      return fview;
+    case ViewTypes.GALLERY:
+      const glview =  await galleryViewService.galleryViewCreate({
+        tableId: md.id,
+        gallery: vw as ViewCreateReqType,
+      });
+      const galleryData = withoutNull(vw.view);
+      if (galleryData) {
+        for (const [k, v] of Object.entries(galleryData)) {
+          switch (k) {
+            case 'fk_cover_image_col_id':
+              galleryData[k] = idMap.get(v as string);
+              break;
+          }
+        }
+        await galleryViewService.galleryViewUpdate({
+          galleryViewId: glview.id,
+          gallery: galleryData,
+        });
+      }
+      return glview;
+    case ViewTypes.KANBAN:
+      const kview =  await kanbanViewService.kanbanViewCreate({
+        tableId: md.id,
+        kanban: vw as ViewCreateReqType,
+      });
+      const kanbanData = withoutNull(vw.view);
+      if (kanbanData) {
+        for (const [k, v] of Object.entries(kanbanData)) {
+          switch (k) {
+            case 'fk_grp_col_id':
+            case 'fk_cover_image_col_id':
+              kanbanData[k] = idMap.get(v as string);
+              break;
+            case 'meta':
+              const meta = {};
+              for (const [mk, mv] of Object.entries(v as any)) {
+                const tempVal = [];
+                for (const vl of mv as any) {
+                  if (vl.fk_column_id) {
+                    tempVal.push({
+                      ...vl,
+                      fk_column_id: idMap.get(vl.fk_column_id),
+                    });
+                  } else {
+                    delete vl.fk_column_id;
+                    tempVal.push({
+                      ...vl,
+                      id: "uncategorized",
+                    });
+                  }
+                }
+                meta[idMap.get(mk)] = tempVal;
+              }
+              kanbanData[k] = meta;
+              break;
+          }
+        }
+        await kanbanViewService.kanbanViewUpdate({
+          kanbanViewId: kview.id,
+          kanban: kanbanData,
+        });
+      }
+      return kview;
+  }
+
+  return null
+}
+
+function withoutNull(obj: any) {
+  const newObj = {};
+  let found = false;
+  for (const [key, value] of Object.entries(obj)) {
+    if (value !== null) {
+      newObj[key] = value;
+      found = true;
+    }
+  }
+  if (!found) return null;
+  return newObj;
+}
+
+function reverseGet(map: Map<string, string>, vl: string) {
+  for (const [key, value] of map.entries()) {
+    if (vl === value) {
+      return key;
+    }
+  }
+  return undefined
+}
+
+function withoutId(obj: any) {
+  const { id, ...rest } = obj;
+  return rest;
+}
+
+function getParentIdentifier(id: string) {
+  const arr = id.split('::');
+  arr.pop();
+  return arr.join('::');
+}

packages/nocodb/src/lib/services/index.ts

@@ -36,3 +36,5 @@ export * as syncService from './sync';
 export * from './public';
 export * as orgTokenService from './orgToken.svc';
 export * as orgTokenServiceEE from './ee/orgToken.svc';
+export * as exportService from './exportImport/export.svc';
+export * as importService from './exportImport/import.svc';