feat: Adding utils to generate mutations dynamically

Author: mfranceschit

src/index.ts

@@ -14,6 +14,7 @@ import {
   ServiceConnection,
   ProviderData,
   Entity,
+  EntityMutations,
   SchemaMap,
 } from './types'
 import {
@@ -41,6 +42,7 @@ import {
   mergeSchemas,
   getSchemaFromFolder,
   generateSchemaMapDynamically,
+  generateEntityMutations,
 } from './utils/schema'
 
 // Export Utils
@@ -52,6 +54,7 @@ export {
   mergeSchemas,
   getSchemaFromFolder,
   generateSchemaMapDynamically,
+  generateEntityMutations,
 }
 
 export { PluginModule, PluginType, Result, pluginMap }
@@ -69,6 +72,7 @@ export type {
   JsRule,
   JsonRule,
   Entity,
+  EntityMutations,
   StorageEngineConnectionConfig,
   StorageEngineConfig,
   StorageEngine,

src/types/index.ts

@@ -49,10 +49,17 @@ export interface Service {
     rawData: any
   }) => any
 }
+
+export interface EntityMutations {
+  query?: string
+  upsert: string
+  delete: string
+}
+
 export interface Entity {
   className?: string
   name: string
-  mutation: string
+  mutation: EntityMutations | string
   data: any[] | any
 }
 

src/utils/schema.ts

@@ -3,6 +3,8 @@ import { loadFilesSync } from '@graphql-tools/load-files'
 import { print } from 'graphql'
 import path from 'path'
 
+import { EntityMutations } from '../types'
+
 export const mergeSchemas = (currSchema: string, additions: string[]) => {
   const s = mergeTypeDefs([currSchema, ...additions])
   return print(s)
@@ -36,3 +38,18 @@ export const generateSchemaMapDynamically = (
   }
   return resourceTypeNamesToFieldsMap
 }
+
+const generateDeleteMutation = (schemaName: string): string =>
+  `mutation delete${schemaName}($input: [String!]!){delete${schemaName}(filter: { id: { in: $input }}) { numUids } }`
+
+const generateUpsertMutation = (schemaName: string): string =>
+  `mutation($input: [Add${schemaName}Input!]!) { add${schemaName}(input: $input, upsert: true) { numUids } }`
+
+export const generateEntityMutations = (
+  schemaName: string
+): EntityMutations => {
+  return {
+    upsert: generateUpsertMutation(schemaName),
+    delete: generateDeleteMutation(schemaName),
+  }
+}