uzen/dist/graphql/scalars.js

General-purpose GraphQL subscription server library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.JSONString = void 0;
const graphql_1 = require("graphql");
exports.JSONString = new graphql_1.GraphQLScalarType({
    name: "JSONString",
    description: "Custom scalar for handling JSON objects stored as strings in PostgreSQL",
    serialize(value) {
        if (typeof value === "string") {
            try {
                return JSON.parse(value);
            }
            catch (error) {
                return value;
            }
        }
        return value;
    },
    parseValue(value) {
        if (typeof value === "object" && value !== null) {
            return JSON.stringify(value);
        }
        return value;
    },
    parseLiteral(ast) {
        switch (ast.kind) {
            case graphql_1.Kind.STRING:
                try {
                    return JSON.parse(ast.value);
                }
                catch (error) {
                    return ast.value;
                }
            case graphql_1.Kind.OBJECT:
                return ast;
            default:
                return null;
        }
    },
});