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@omnigraph/sqlite

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import { path, process } from '@graphql-mesh/cross-helpers'; import { createDefaultExecutor } from '@graphql-tools/delegate'; export default function loadGraphQLSchemaFromSQLite(_name, opts) { return loadGraphQLSchemaFromOptions(opts); } export function loadGraphQLSchemaFromOptions(opts) { const tuql$ = import('tuql').catch(e => { throw new Error('You need to install `tuql` package in order to use SQLite data source.'); }); const cwd = opts.cwd || process.cwd(); if (opts.infile != null) { const absolutePath = path.isAbsolute(opts.infile) ? opts.infile : path.join(cwd, opts.infile); return tuql$.then(tuql => tuql.buildSchemaFromInfile(absolutePath)); } if (opts.db != null) { const absolutePath = path.isAbsolute(opts.db) ? opts.db : path.join(cwd, opts.db); return tuql$.then(tuql => tuql.buildSchemaFromDatabase(absolutePath)); } throw new Error('Invalid options'); } export function loadSQLiteSubgraph(name, opts) { return ({ cwd }) => ({ name, schema$: loadGraphQLSchemaFromOptions(opts).then(schema => { const extensionsObj = (schema.extensions = schema.extensions || {}); extensionsObj.directives ||= {}; extensionsObj.directives.transport = { kind: 'sqlite', subgraph: name, location: opts.infile || opts.db, options: { type: opts.infile != null ? 'infile' : 'db', }, }; return schema; }), }); } export function getSubgraphExecutor(transportContext) { const loaderOpts = {}; if (transportContext.transportEntry.options.type === 'infile') { loaderOpts.infile = transportContext.transportEntry.location; } else { loaderOpts.db = transportContext.transportEntry.location; } loaderOpts.cwd = transportContext.cwd; return loadGraphQLSchemaFromOptions(loaderOpts).then(schema => createDefaultExecutor(schema)); }