@launchql/cli/commands/get-graphql-schema.js

LaunchQL CLI

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const fs_1 = require("fs");
const server_1 = require("@launchql/server");
const usage = `
LaunchQL Get GraphQL Schema:

  lql get-graphql-schema [OPTIONS]

Options:
  --help, -h              Show this help message
  --database <name>       Database name (default: launchql)
  --schemas <list>        Comma-separated schemas to include
  --endpoint <url>        GraphQL endpoint to fetch schema via introspection
  --headerHost <host>     Optional Host header to send with endpoint requests
  --auth <token>          Optional Authorization header value (e.g., "Bearer 123")
  --header "Name: Value"  Optional HTTP header; repeat to add multiple headers
  --out <path>            Output file path (default: print to stdout)
`;
const defaultSchemas = [
    'collections_public',
    'dashboard_public'
];
exports.default = async (argv, prompter, _options) => {
    if (argv.help || argv.h) {
        console.log(usage);
        process.exit(0);
    }
    const endpoint = argv.endpoint ?? '';
    const headerHost = argv.headerHost ?? '';
    const auth = argv.auth ?? '';
    const database = argv.database ?? 'launchql';
    const schemasArg = argv.schemas ?? defaultSchemas.join(',');
    const out = argv.out ?? '';
    const headerArg = argv.header;
    const headerList = Array.isArray(headerArg) ? headerArg : headerArg ? [headerArg] : [];
    const headers = {};
    for (const h of headerList) {
        const idx = typeof h === 'string' ? h.indexOf(':') : -1;
        if (idx <= 0)
            continue;
        const name = h.slice(0, idx).trim();
        const value = h.slice(idx + 1).trim();
        if (!name)
            continue;
        headers[name] = value;
    }
    const schemas = schemasArg.split(',').map(s => s.trim()).filter(Boolean);
    let sdl;
    if (endpoint) {
        const opts = {};
        if (headerHost)
            opts.headerHost = headerHost;
        if (auth)
            opts.auth = auth;
        if (Object.keys(headers).length)
            opts.headers = headers;
        sdl = await server_1.fetchEndpointSchemaSDL(endpoint, opts);
    }
    else {
        // The server package already depends on postgraphile and graphql,
        // and exporting a reusable programmatic builder from there
        // avoids adding new dependencies to cli and prevents duplication.
        sdl = await (0, server_1.buildSchemaSDL)({ database, schemas });
    }
    if (out) {
        await fs_1.promises.writeFile(out, sdl, 'utf8');
        console.log(`Wrote schema SDL to ${out}`);
    }
    else {
        process.stdout.write(sdl + '\n');
    }
};