Adding error to catch scenario that caused tests to fail - fixing cases of table metadata not aligning with entityId

packages/server/src/api/controllers/row/ExternalRequest.ts

@@ -374,38 +374,44 @@ export class ExternalRequest<T extends Operation> {
       ) {
         continue
       }
-      let tableId: string | undefined,
+      let relatedTableId: string | undefined,
         lookupField: string | undefined,
         fieldName: string | undefined
       if (isManyToMany(field)) {
-        tableId = field.through
+        relatedTableId = field.through
         lookupField = primaryKey
         fieldName = field.throughTo || primaryKey
       } else if (isManyToOne(field)) {
-        tableId = field.tableId
+        relatedTableId = field.tableId
         lookupField = field.foreignKey
         fieldName = field.fieldName
       }
-      if (!tableId || !lookupField || !fieldName) {
+      if (!relatedTableId || !lookupField || !fieldName) {
         throw new Error(
           "Unable to lookup relationships - undefined column properties."
         )
       }
-      const { tableName: relatedTableName } = breakExternalTableId(tableId)
+      const { tableName: relatedTableName } =
+        breakExternalTableId(relatedTableId)
       // @ts-ignore
       const linkPrimaryKey = this.tables[relatedTableName].primary[0]
       if (!lookupField || !row[lookupField]) {
         continue
       }
+      const endpoint = getEndpoint(relatedTableId, Operation.READ)
+      const relatedTable = this.tables[endpoint.entityId]
+      if (!relatedTable) {
+        throw new Error("unable to find related table")
+      }
       const response = await getDatasourceAndQuery({
-        endpoint: getEndpoint(tableId, Operation.READ),
+        endpoint: endpoint,
         filters: {
           equal: {
             [fieldName]: row[lookupField],
           },
         },
         meta: {
-          table,
+          table: relatedTable,
         },
       })
       // this is the response from knex if no rows found
@@ -414,7 +420,11 @@ export class ExternalRequest<T extends Operation> {
       const storeTo = isManyToMany(field)
         ? field.throughFrom || linkPrimaryKey
         : fieldName
-      related[storeTo] = { rows, isMany: isManyToMany(field), tableId }
+      related[storeTo] = {
+        rows,
+        isMany: isManyToMany(field),
+        tableId: relatedTableId,
+      }
     }
     return related
   }
@@ -484,7 +494,7 @@ export class ExternalRequest<T extends Operation> {
             body,
             filters: buildFilters(id, {}, linkTable),
             meta: {
-              table,
+              table: linkTable,
             },
           })
         )

packages/server/src/integrations/base/query.ts

@@ -2,6 +2,7 @@ import {
   QueryJson,
   Datasource,
   DatasourcePlusQueryResponse,
+  RowOperations,
 } from "@budibase/types"
 import { getIntegration } from "../index"
 import sdk from "../../sdk"
@@ -10,6 +11,17 @@ export async function makeExternalQuery(
   datasource: Datasource,
   json: QueryJson
 ): Promise<DatasourcePlusQueryResponse> {
+  const entityId = json.endpoint.entityId,
+    tableName = json.meta.table.name,
+    tableId = json.meta.table._id
+  // case found during testing - make sure this doesn't happen again
+  if (
+    RowOperations.includes(json.endpoint.operation) &&
+    entityId !== tableId &&
+    entityId !== tableName
+  ) {
+    throw new Error("Entity ID and table metadata do not align")
+  }
   datasource = await sdk.datasources.enrich(datasource)
   const Integration = await getIntegration(datasource.source)
   // query is the opinionated function

packages/types/src/sdk/datasources.ts

@@ -14,6 +14,14 @@ export enum Operation {
   DELETE_TABLE = "DELETE_TABLE",
 }
 
+export const RowOperations = [
+  Operation.CREATE,
+  Operation.READ,
+  Operation.UPDATE,
+  Operation.DELETE,
+  Operation.BULK_CREATE,
+]
+
 export enum SortDirection {
   ASCENDING = "ASCENDING",
   DESCENDING = "DESCENDING",