graphile-build-pg/node8plus/plugins/PgMutationProceduresPlugin.js

Build a GraphQL schema by reflection over a PostgreSQL schema. Easy to customize since it's built with plugins on graphile-build

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var PgMutationProceduresPlugin = function PgMutationProceduresPlugin(builder) {
  builder.hook("GraphQLObjectType:fields", (fields, build, context) => {
    const {
      extend,
      pgIntrospectionResultsByKind: introspectionResultsByKind,
      inflection,
      pgMakeProcField: makeProcField,
      pgOmit: omit,
      swallowError,
      describePgEntity,
      sqlCommentByAddingTags
    } = build;
    const {
      scope: {
        isRootMutation
      },
      fieldWithHooks
    } = context;
    if (!isRootMutation) {
      return fields;
    }
    return extend(fields, introspectionResultsByKind.procedure.reduce((memo, proc) => {
      // PERFORMANCE: These used to be .filter(...) calls
      if (proc.isStable) return memo;
      if (!proc.namespace) return memo;
      if (omit(proc, "execute")) return memo;
      const fieldName = inflection.functionMutationName(proc);
      try {
        memo = extend(memo, {
          [fieldName]: makeProcField(fieldName, proc, build, {
            fieldWithHooks,
            isMutation: true
          })
        }, `Adding mutation field for ${describePgEntity(proc)}. You can rename this field with a 'Smart Comment':\n\n  ${sqlCommentByAddingTags(proc, {
          name: "newNameHere"
        })}`);
      } catch (e) {
        swallowError(e);
      }
      return memo;
    }, {}), `Adding mutation procedure to root Mutation field`);
  }, ["PgMutationProcedures"]);
};
exports.default = PgMutationProceduresPlugin;
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