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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,98 +1,61 @@ | ||
| import { UnifiedGraphManagerOptions } from '@graphql-mesh/fusion-runtime'; | ||
| import { defaultImportFn, isUrl, readFileOrUrl } from '@graphql-mesh/utils'; | ||
| import { defaultPrintFn } from '@graphql-tools/executor-common'; | ||
| import type { MaybePromise } from '@graphql-tools/utils'; | ||
| import { | ||
| getDocumentNodeFromSchema, | ||
| isDocumentNode, | ||
| isValidPath, | ||
| mapMaybePromise, | ||
| printSchemaWithDirectives, | ||
| } from '@graphql-tools/utils'; | ||
| import type { DocumentNode, GraphQLSchema } from 'graphql'; | ||
| import { buildASTSchema, isSchema, parse, print } from 'graphql'; | ||
| import { isSchema } from 'graphql'; | ||
| import type { GatewayConfigContext } from './types'; | ||
|
|
||
| export type UnifiedGraphSchema = GraphQLSchema | DocumentNode | string; | ||
| export type UnifiedGraphSchema = Awaited< | ||
| ReturnType<UnifiedGraphManagerOptions<unknown>['getUnifiedGraph']> | ||
| >; | ||
|
|
||
| export type UnifiedGraphConfig = | ||
| | UnifiedGraphSchema | ||
| | Promise<UnifiedGraphSchema> | ||
| | (() => UnifiedGraphSchema | Promise<UnifiedGraphSchema>); | ||
| | (( | ||
| configContext: GatewayConfigContext, | ||
| ) => UnifiedGraphSchema | Promise<UnifiedGraphSchema>); | ||
|
|
||
| export function handleUnifiedGraphConfig( | ||
| config: UnifiedGraphConfig, | ||
| configContext: GatewayConfigContext, | ||
| ): MaybePromise<GraphQLSchema> { | ||
| ): MaybePromise<UnifiedGraphSchema> { | ||
| return mapMaybePromise( | ||
| typeof config === 'function' ? config() : config, | ||
| typeof config === 'function' ? config(configContext) : config, | ||
| (schema) => handleUnifiedGraphSchema(schema, configContext), | ||
| ); | ||
| } | ||
|
|
||
| export const unifiedGraphASTMap = new WeakMap<GraphQLSchema, DocumentNode>(); | ||
| export const unifiedGraphSDLMap = new WeakMap<GraphQLSchema, string>(); | ||
|
|
||
| export function getUnifiedGraphSDL(schema: GraphQLSchema) { | ||
| let sdl = unifiedGraphSDLMap.get(schema); | ||
| if (!sdl) { | ||
| const ast = getUnifiedGraphAST(schema); | ||
| sdl = print(ast); | ||
| unifiedGraphSDLMap.set(schema, sdl); | ||
| } | ||
| return sdl; | ||
| } | ||
|
|
||
| export function getUnifiedGraphAST(schema: GraphQLSchema) { | ||
| let ast = unifiedGraphASTMap.get(schema); | ||
| if (!ast) { | ||
| ast = getDocumentNodeFromSchema(schema); | ||
| unifiedGraphASTMap.set(schema, ast); | ||
| export function getUnifiedGraphSDL(unifiedGraphSchema: UnifiedGraphSchema) { | ||
| if (isSchema(unifiedGraphSchema)) { | ||
| return printSchemaWithDirectives(unifiedGraphSchema); | ||
| } else if (isDocumentNode(unifiedGraphSchema)) { | ||
| return defaultPrintFn(unifiedGraphSchema); | ||
| } | ||
| return ast; | ||
| return unifiedGraphSchema; | ||
| } | ||
|
|
||
| export function handleUnifiedGraphSchema( | ||
| unifiedGraphSchema: UnifiedGraphSchema, | ||
| configContext: GatewayConfigContext, | ||
| ): Promise<GraphQLSchema> | GraphQLSchema { | ||
| if (isSchema(unifiedGraphSchema)) { | ||
| return unifiedGraphSchema; | ||
| } | ||
| if (isDocumentNode(unifiedGraphSchema)) { | ||
| const schema = buildASTSchema(unifiedGraphSchema, { | ||
| assumeValid: true, | ||
| assumeValidSDL: true, | ||
| ): MaybePromise<UnifiedGraphSchema> { | ||
| if ( | ||
| typeof unifiedGraphSchema === 'string' && | ||
| (isValidPath(unifiedGraphSchema) || isUrl(unifiedGraphSchema)) | ||
| ) { | ||
| return readFileOrUrl<string>(unifiedGraphSchema, { | ||
| fetch: configContext.fetch, | ||
| cwd: configContext.cwd, | ||
| logger: configContext.logger, | ||
| allowUnknownExtensions: true, | ||
| importFn: defaultImportFn, | ||
| }); | ||
| unifiedGraphASTMap.set(schema, unifiedGraphSchema); | ||
| return schema; | ||
| } | ||
| if (typeof unifiedGraphSchema === 'string') { | ||
| if (isValidPath(unifiedGraphSchema) || isUrl(unifiedGraphSchema)) { | ||
| return readFileOrUrl<string>(unifiedGraphSchema, { | ||
| fetch: configContext.fetch, | ||
| cwd: configContext.cwd, | ||
| logger: configContext.logger, | ||
| allowUnknownExtensions: true, | ||
| importFn: defaultImportFn, | ||
| }).then((sdl) => handleUnifiedGraphSchema(sdl, configContext)); | ||
| } | ||
| try { | ||
| const ast = parse(unifiedGraphSchema, { | ||
| noLocation: true, | ||
| }); | ||
| const schema = buildASTSchema(ast, { | ||
| assumeValid: true, | ||
| assumeValidSDL: true, | ||
| }); | ||
| unifiedGraphSDLMap.set(schema, unifiedGraphSchema); | ||
| unifiedGraphASTMap.set(schema, ast); | ||
| return schema; | ||
| } catch (e) { | ||
| configContext.logger.error( | ||
| `Failed to build UnifiedGraphSchema from "${unifiedGraphSchema}"`, | ||
| ); | ||
| throw e; | ||
| } | ||
| } | ||
| throw new Error( | ||
| `Invalid UnifiedGraphSchema "${unifiedGraphSchema}". It can be an SDL string, an instance of GraphQLSchema or DocumentNode, or a function that returns/resolves any of these.`, | ||
| ); | ||
| return unifiedGraphSchema; | ||
| } |