Api docs remove Relations from Post & Patch (#5817)

* Remove relations where they cannot be used
* Removed duplicated schema for findMany
* Reuse schema for Relation variant to reduce size of sent json object

closes #5778

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>
Co-authored-by: martmull <martmull@hotmail.fr>

packages/twenty-server/src/engine/core-modules/open-api/utils/__tests__/components.utils.spec.ts

@@ -102,12 +102,6 @@ describe('computeSchemaComponents', () => {
             type: 'string',
             enum: ['OPTION_1', 'OPTION_2'],
           },
-          fieldRelation: {
-            type: 'array',
-            items: {
-              $ref: '#/components/schemas/ToObjectMetadataName',
-            },
-          },
           fieldPosition: {
             type: 'number',
           },
@@ -145,16 +139,28 @@ describe('computeSchemaComponents', () => {
           },
         },
       },
-      ObjectsName: {
-        description: 'A list of objectsName',
+      'ObjectName with Relations': {
+        allOf: [
+          {
+            $ref: '#/components/schemas/ObjectName',
+          },
+          {
+            properties: {
+              fieldRelation: {
+                type: 'array',
+                items: {
+                  $ref: '#/components/schemas/ToObjectMetadataName',
+                },
+              },
+            },
+            type: 'object',
+          },
+        ],
+        description: undefined,
         example: {
           fieldNumber: '',
         },
-        items: {
-          $ref: '#/components/schemas/ObjectName',
-        },
         required: ['fieldNumber'],
-        type: 'array',
       },
     });
   });

packages/twenty-server/src/engine/core-modules/open-api/utils/components.utils.ts

@@ -51,6 +51,10 @@ const getSchemaComponentsProperties = (
   item: ObjectMetadataEntity,
 ): Properties => {
   return item.fields.reduce((node, field) => {
+    if (field.type == FieldMetadataType.RELATION) {
+      return node;
+    }
+
     let itemProperty = {} as Property;
 
     switch (field.type) {
@@ -61,18 +65,6 @@ const getSchemaComponentsProperties = (
           enum: field.options.map((option: { value: string }) => option.value),
         };
         break;
-      case FieldMetadataType.RELATION:
-        if (field.fromRelationMetadata?.toObjectMetadata.nameSingular) {
-          itemProperty = {
-            type: 'array',
-            items: {
-              $ref: `#/components/schemas/${capitalize(
-                field.fromRelationMetadata?.toObjectMetadata.nameSingular || '',
-              )}`,
-            },
-          };
-        }
-        break;
       case FieldMetadataType.LINK:
       case FieldMetadataType.LINKS:
       case FieldMetadataType.CURRENCY:
@@ -106,6 +98,37 @@ const getSchemaComponentsProperties = (
   }, {} as Properties);
 };
 
+const getSchemaComponentsRelationProperties = (
+  item: ObjectMetadataEntity,
+): Properties => {
+  return item.fields.reduce((node, field) => {
+    let itemProperty = {} as Property;
+
+    if (field.type == FieldMetadataType.RELATION) {
+      if (field.fromRelationMetadata?.toObjectMetadata.nameSingular) {
+        itemProperty = {
+          type: 'array',
+          items: {
+            $ref: `#/components/schemas/${capitalize(
+              field.fromRelationMetadata?.toObjectMetadata.nameSingular || '',
+            )}`,
+          },
+        };
+      }
+    }
+
+    if (field.description) {
+      itemProperty.description = field.description;
+    }
+
+    if (Object.keys(itemProperty).length) {
+      node[field.name] = itemProperty;
+    }
+
+    return node;
+  }, {} as Properties);
+};
+
 const getRequiredFields = (item: ObjectMetadataEntity): string[] => {
   return item.fields.reduce((required, field) => {
     if (!field.isNullable && field.defaultValue === null) {
@@ -118,33 +141,6 @@ const getRequiredFields = (item: ObjectMetadataEntity): string[] => {
   }, [] as string[]);
 };
 
-const computeBatchSchemaComponent = (
-  item: ObjectMetadataEntity,
-): OpenAPIV3_1.SchemaObject => {
-  const result = {
-    type: 'array',
-    description: `A list of ${item.namePlural}`,
-    items: { $ref: `#/components/schemas/${capitalize(item.nameSingular)}` },
-    example: [{}],
-  } as OpenAPIV3_1.SchemaObject;
-
-  const requiredFields = getRequiredFields(item);
-
-  if (requiredFields?.length) {
-    result.required = requiredFields;
-    result.example = requiredFields.reduce(
-      (example, requiredField) => {
-        example[requiredField] = '';
-
-        return example;
-      },
-      {} as Record<string, string>,
-    );
-  }
-
-  return result;
-};
-
 const computeSchemaComponent = (
   item: ObjectMetadataEntity,
 ): OpenAPIV3_1.SchemaObject => {
@@ -172,13 +168,48 @@ const computeSchemaComponent = (
   return result;
 };
 
+const computeRelationSchemaComponent = (
+  item: ObjectMetadataEntity,
+): OpenAPIV3_1.SchemaObject => {
+  const result = {
+    description: item.description,
+    allOf: [
+      {
+        $ref: `#/components/schemas/${capitalize(item.nameSingular)}`,
+      },
+      {
+        type: 'object',
+        properties: getSchemaComponentsRelationProperties(item),
+      },
+    ],
+    example: {},
+  } as OpenAPIV3_1.SchemaObject;
+
+  const requiredFields = getRequiredFields(item);
+
+  if (requiredFields?.length) {
+    result.required = requiredFields;
+    result.example = requiredFields.reduce(
+      (example, requiredField) => {
+        example[requiredField] = '';
+
+        return example;
+      },
+      {} as Record<string, string>,
+    );
+  }
+
+  return result;
+};
+
 export const computeSchemaComponents = (
   objectMetadataItems: ObjectMetadataEntity[],
 ): Record<string, OpenAPIV3_1.SchemaObject> => {
   return objectMetadataItems.reduce(
     (schemas, item) => {
       schemas[capitalize(item.nameSingular)] = computeSchemaComponent(item);
-      schemas[capitalize(item.namePlural)] = computeBatchSchemaComponent(item);
+      schemas[capitalize(item.nameSingular) + ' with Relations'] =
+        computeRelationSchemaComponent(item);
 
       return schemas;
     },

packages/twenty-server/src/engine/core-modules/open-api/utils/path.utils.ts

@@ -11,7 +11,10 @@ import {
   getFindOneResponse200,
   getUpdateOneResponse200,
 } from 'src/engine/core-modules/open-api/utils/responses.utils';
-import { getRequestBody } from 'src/engine/core-modules/open-api/utils/request-body.utils';
+import {
+  getArrayRequestBody,
+  getRequestBody,
+} from 'src/engine/core-modules/open-api/utils/request-body.utils';
 
 export const computeBatchPath = (
   item: ObjectMetadataEntity,
@@ -22,7 +25,7 @@ export const computeBatchPath = (
       summary: `Create Many ${item.namePlural}`,
       operationId: `createMany${capitalize(item.namePlural)}`,
       parameters: [{ $ref: '#/components/parameters/depth' }],
-      requestBody: getRequestBody(capitalize(item.namePlural)),
+      requestBody: getArrayRequestBody(capitalize(item.nameSingular)),
       responses: {
         '201': getCreateManyResponse201(item),
         '400': { $ref: '#/components/responses/400' },

packages/twenty-server/src/engine/core-modules/open-api/utils/request-body.utils.ts

@@ -11,3 +11,19 @@ export const getRequestBody = (name: string) => {
     },
   };
 };
+
+export const getArrayRequestBody = (name: string) => {
+  return {
+    required: true,
+    content: {
+      'application/json': {
+        schema: {
+          type: 'array',
+          items: {
+            $ref: `#/components/schemas/${name}`,
+          },
+        },
+      },
+    },
+  };
+};

packages/twenty-server/src/engine/core-modules/open-api/utils/responses.utils.ts

@@ -19,7 +19,7 @@ export const getFindManyResponse200 = (
                   items: {
                     $ref: `#/components/schemas/${capitalize(
                       item.nameSingular,
-                    )}`,
+                    )} with Relations`,
                   },
                 },
               },
@@ -54,7 +54,9 @@ export const getFindOneResponse200 = (
               type: 'object',
               properties: {
                 [item.nameSingular]: {
-                  $ref: `#/components/schemas/${capitalize(item.nameSingular)}`,
+                  $ref: `#/components/schemas/${capitalize(
+                    item.nameSingular,
+                  )} with Relations`,
                 },
               },
             },