Allow sorting by calculation fields.

packages/backend-core/src/sql/sql.ts

@@ -273,6 +273,7 @@ class InternalBuilder {
     const col = parts.pop()!
     const schema = this.table.schema[col]
     let identifier = this.quotedIdentifier(field)
+
     if (
       schema.type === FieldType.STRING ||
       schema.type === FieldType.LONGFORM ||
@@ -957,6 +958,13 @@ class InternalBuilder {
     return query
   }
 
+  isAggregateField(field: string): boolean {
+    const found = this.query.resource?.aggregations?.find(
+      aggregation => aggregation.name === field
+    )
+    return !!found
+  }
+
   addSorting(query: Knex.QueryBuilder): Knex.QueryBuilder {
     let { sort, resource } = this.query
     const primaryKey = this.table.primary
@@ -979,13 +987,17 @@ class InternalBuilder {
           nulls = value.direction === SortOrder.ASCENDING ? "first" : "last"
         }
 
-        let composite = `${aliased}.${key}`
+        if (this.isAggregateField(key)) {
-        if (this.client === SqlClient.ORACLE) {
+          query = query.orderBy(key, direction, nulls)
-          query = query.orderByRaw(
-            `${this.convertClobs(composite)} ${direction} nulls ${nulls}`
-          )
         } else {
-          query = query.orderBy(composite, direction, nulls)
+          let composite = `${aliased}.${key}`
+          if (this.client === SqlClient.ORACLE) {
+            query = query.orderByRaw(
+              `${this.convertClobs(composite)} ${direction} nulls ${nulls}`
+            )
+          } else {
+            query = query.orderBy(composite, direction, nulls)
+          }
         }
       }
     }

packages/server/src/api/routes/tests/viewV2.spec.ts

@@ -3381,6 +3381,124 @@ describe.each([
             expect(rows).toHaveLength(1)
             expect(rows[0].sum).toEqual(3)
           })
+
+          it("should be able to sort by group by field", async () => {
+            const table = await config.api.table.save(
+              saveTableRequest({
+                schema: {
+                  quantity: {
+                    type: FieldType.NUMBER,
+                    name: "quantity",
+                  },
+                  price: {
+                    type: FieldType.NUMBER,
+                    name: "price",
+                  },
+                },
+              })
+            )
+
+            const view = await config.api.viewV2.create({
+              tableId: table._id!,
+              name: generator.guid(),
+              type: ViewV2Type.CALCULATION,
+              schema: {
+                quantity: { visible: true },
+                sum: {
+                  visible: true,
+                  calculationType: CalculationType.SUM,
+                  field: "price",
+                },
+              },
+            })
+
+            await config.api.row.bulkImport(table._id!, {
+              rows: [
+                {
+                  quantity: 1,
+                  price: 1,
+                },
+                {
+                  quantity: 1,
+                  price: 2,
+                },
+                {
+                  quantity: 2,
+                  price: 10,
+                },
+              ],
+            })
+
+            const { rows } = await config.api.viewV2.search(view.id, {
+              query: {},
+              sort: "quantity",
+              sortOrder: SortOrder.DESCENDING,
+            })
+
+            expect(rows).toEqual([
+              expect.objectContaining({ quantity: 2, sum: 10 }),
+              expect.objectContaining({ quantity: 1, sum: 3 }),
+            ])
+          })
+
+          it("should be able to sort by a calculation", async () => {
+            const table = await config.api.table.save(
+              saveTableRequest({
+                schema: {
+                  quantity: {
+                    type: FieldType.NUMBER,
+                    name: "quantity",
+                  },
+                  price: {
+                    type: FieldType.NUMBER,
+                    name: "price",
+                  },
+                },
+              })
+            )
+
+            await config.api.row.bulkImport(table._id!, {
+              rows: [
+                {
+                  quantity: 1,
+                  price: 1,
+                },
+                {
+                  quantity: 1,
+                  price: 2,
+                },
+                {
+                  quantity: 2,
+                  price: 10,
+                },
+              ],
+            })
+
+            const view = await config.api.viewV2.create({
+              tableId: table._id!,
+              name: generator.guid(),
+              type: ViewV2Type.CALCULATION,
+              schema: {
+                quantity: { visible: true },
+                sum: {
+                  visible: true,
+                  calculationType: CalculationType.SUM,
+                  field: "price",
+                },
+              },
+            })
+
+            const { rows } = await config.api.viewV2.search(view.id, {
+              query: {},
+              sort: "sum",
+              sortOrder: SortOrder.DESCENDING,
+            })
+
+            expect(rows).toEqual([
+              expect.objectContaining({ quantity: 2, sum: 10 }),
+              expect.objectContaining({ quantity: 1, sum: 3 }),
+            ])
+          })
         })
 
       !isLucene &&

packages/server/src/sdk/app/rows/search/internal/sqs.ts

@@ -418,13 +418,26 @@ export async function search(
 
   if (params.sort) {
     const sortField = table.schema[params.sort]
-    const sortType =
+    const isAggregateField = aggregations.some(agg => agg.name === params.sort)
-      sortField.type === FieldType.NUMBER ? SortType.NUMBER : SortType.STRING
+
-    request.sort = {
+    if (isAggregateField) {
-      [mapToUserColumn(sortField.name)]: {
+      request.sort = {
-        direction: params.sortOrder || SortOrder.ASCENDING,
+        [params.sort]: {
-        type: sortType as SortType,
+          direction: params.sortOrder || SortOrder.ASCENDING,
-      },
+          type: SortType.NUMBER,
+        },
+      }
+    } else if (sortField) {
+      const sortType =
+        sortField.type === FieldType.NUMBER ? SortType.NUMBER : SortType.STRING
+      request.sort = {
+        [mapToUserColumn(sortField.name)]: {
+          direction: params.sortOrder || SortOrder.ASCENDING,
+          type: sortType as SortType,
+        },
+      }
+    } else {
+      throw new Error(`Unable to sort by ${params.sort}`)
     }
   }