// import { generateGraphQlSDLFile } from '@paljs/plugins'
import { mergeTypeDefs } from '@graphql-tools/merge'
import { makeExecutableSchema } from '@graphql-tools/schema'
import fs from 'fs'
import { isSpecifiedDirective, isSpecifiedScalarType, print } from 'graphql'
import _typeDefs from '../graphql/typeDefs'
import _extendTypeDefs_ from '../_extend_/typeDefs'


const GRAPHQL_FILE_PATH = process.argv[2]

const typeDefs = mergeTypeDefs([
  _typeDefs,
  ..._extendTypeDefs_
])

const schema = makeExecutableSchema({ 
  typeDefs,
  // @ts-ignore
  schemaDirectives: {
    
  }
},)

fs.writeFileSync(
  GRAPHQL_FILE_PATH, 
  printSchemaWithDirectives(schema)
)

  // generateGraphQlSDLFile(schema)

export function printSchemaWithDirectives(schema) {
  const str = Object
    .keys(schema.getTypeMap())
    .filter(k => !k.match(/^__/))
    .reduce((accum, name) => {
      const type = schema.getType(name);
      return !isSpecifiedScalarType(type)
        ? accum += `${print(type.astNode)}\n`
        : accum;
    }, '');

  return schema
    .getDirectives()
    .reduce((accum, d) => {
      return !isSpecifiedDirective(d)
        ? accum += `${print(d.astNode)}\n`
        : accum;
    }, str + `${print(schema.astNode)}\n`);
}