sqlite plugin scaffold

plugins/dbgate-plugin-sqlite/src/backend/Analyser.js

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+const { DatabaseAnalyser } = require('dbgate-tools');
+
+class Analyser extends DatabaseAnalyser {
+  constructor(pool, driver) {
+    super(pool, driver);
+  }
+}
+
+module.exports = Analyser;

plugins/dbgate-plugin-sqlite/src/backend/driver.js

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+const _ = require('lodash');
+const stream = require('stream');
+const driverBase = require('../frontend/driver');
+const Analyser = require('./Analyser');
+
+let sqlite3;
+
+/** @type {import('dbgate-types').EngineDriver} */
+const driver = {
+  ...driverBase,
+  analyserClass: Analyser,
+  async connect({ server, port, user, password, database }) {
+    const pool = new NativePool({
+      server,
+      port,
+      user,
+      password,
+      database,
+    });
+    await pool.connect();
+    return pool;
+  },
+  // @ts-ignore
+  async query(pool, sql) {
+    return {
+      rows: [],
+      columns: [],
+    };
+  },
+  async stream(pool, sql, options) {
+    return null;
+  },
+  async readQuery(pool, sql, structure) {
+    const pass = new stream.PassThrough({
+      objectMode: true,
+      highWaterMark: 100,
+    });
+
+    // pass.write(structure)
+    // pass.write(row1)
+    // pass.write(row2)
+    // pass.end()
+
+    return pass;
+  },
+  async writeTable(pool, name, options) {
+    return createBulkInsertStreamBase(this, stream, pool, name, options);
+  },
+  async getVersion(pool) {
+    return { version: '1.0.0' };
+  },
+  async listDatabases(pool) {
+    return [{ name: 'db1' }, { name: 'db2' }];
+  },
+};
+
+driver.initialize = (dbgateEnv) => {
+  if (dbgateEnv.nativeModules && dbgateEnv.nativeModules['better-sqlite3']) {
+    sqlite3 = dbgateEnv.nativeModules['better-sqlite3']();
+  }
+};
+
+module.exports = driver;

plugins/dbgate-plugin-sqlite/src/backend/index.js

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+const driver = require('./driver');
+
+module.exports = {
+  packageName: 'dbgate-plugin-sqlite',
+  driver,
+};

plugins/dbgate-plugin-sqlite/src/frontend/Dumper.js

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+const { SqlDumper } = require('dbgate-tools');
+
+class Dumper extends SqlDumper {
+}
+
+module.exports = Dumper;

plugins/dbgate-plugin-sqlite/src/frontend/driver.js

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+const { driverBase } = require('dbgate-tools');
+const Dumper = require('./Dumper');
+
+/** @type {import('dbgate-types').SqlDialect} */
+const dialect = {
+  limitSelect: true,
+  rangeSelect: true,
+  offsetFetchRangeSyntax: true,
+  stringEscapeChar: "'",
+  fallbackDataType: 'nvarchar(max)',
+  quoteIdentifier(s) {
+    return `[${s}]`;
+  },
+};
+
+
+/** @type {import('dbgate-types').EngineDriver} */
+const driver = {
+  ...driverBase,
+  dumperClass: Dumper,
+  dialect,
+  engine: 'sqlite@dbgate-plugin-sqlite',
+  title: 'SQLite',
+  isFileDatabase: true,
+};
+
+module.exports = driver;

plugins/dbgate-plugin-sqlite/src/frontend/index.js

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+import driver from './driver';
+
+export default {
+  packageName: 'dbgate-plugin-sqlite',
+  driver,
+};