graphile-build-pg/node8plus/plugins/PgOrderByPrimaryKeyPlugin.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 PgOrderByPrimaryKeyPlugin = function PgOrderByPrimaryKeyPlugin(builder) {
  builder.hook("GraphQLEnumType:values", (values, build, context) => {
    const {
      extend,
      inflection
    } = build;
    const {
      scope: {
        isPgRowSortEnum,
        pgIntrospection: table
      }
    } = context;
    if (!isPgRowSortEnum || !table || table.kind !== "class") {
      return values;
    }
    const primaryKeyConstraint = table.primaryKeyConstraint;
    if (!primaryKeyConstraint) {
      return values;
    }
    const primaryKeys = primaryKeyConstraint.keyAttributes;
    return extend(values, {
      [inflection.builtin("PRIMARY_KEY_ASC")]: {
        value: {
          alias: "primary_key_asc",
          specs: primaryKeys.map(key => [key.name, true]),
          unique: true
        }
      },
      [inflection.builtin("PRIMARY_KEY_DESC")]: {
        value: {
          alias: "primary_key_desc",
          specs: primaryKeys.map(key => [key.name, false]),
          unique: true
        }
      }
    }, `Adding primary key asc/desc sort to table '${table.name}'`);
  }, ["PgOrderByPrimaryKey"]);
};
exports.default = PgOrderByPrimaryKeyPlugin;
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