2024-05-16 01:04:15 +00:00
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import sqlWasmUrl from "@jlongster/sql.js/dist/sql-wasm.wasm?url";
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2024-05-16 03:37:00 +00:00
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import { MigrateDeploy } from "@prisma/migrate";
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2024-05-16 01:04:15 +00:00
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import initSqlJs from "@jlongster/sql.js";
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import { SQLiteFS } from "absurd-sql";
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import type { Database } from "sql.js";
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import IndexedDBBackend from "absurd-sql/dist/indexeddb-backend";
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import { RpcProvider } from "worker-rpc";
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2024-05-16 03:37:00 +00:00
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import { Umzug } from "umzug";
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import executeMigrations from "./migrations";
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2024-05-16 01:04:15 +00:00
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async function init() {
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const SQL = await initSqlJs({
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locateFile: (file) => {
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switch (file) {
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case "sql-wasm.wasm":
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return sqlWasmUrl;
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}
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return file;
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},
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});
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const sqlFS = new SQLiteFS(SQL.FS, new IndexedDBBackend());
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SQL.register_for_idb(sqlFS);
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SQL.FS.mkdir("/sql");
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SQL.FS.mount(sqlFS, {}, "/sql");
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const path = "/sql/db.sqlite";
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if (typeof SharedArrayBuffer === "undefined") {
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const stream = SQL.FS.open(path, "a+");
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await stream.node.contents.readIfFallback();
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SQL.FS.close(stream);
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}
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2024-05-16 03:37:00 +00:00
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const db: Database = new SQL.Database(path, { filename: true });
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2024-05-16 01:04:15 +00:00
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db.exec("PRAGMA journal_mode=MEMORY;");
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2024-05-16 03:37:00 +00:00
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await executeMigrations(db);
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2024-05-16 01:04:15 +00:00
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2024-05-16 03:37:00 +00:00
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const rpcProvider = new RpcProvider((message, transfer) =>
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self.postMessage(message, undefined, transfer),
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);
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2024-05-16 01:04:15 +00:00
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2024-05-16 03:37:00 +00:00
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self.addEventListener("message", (evt) => rpcProvider.dispatch(evt.data));
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2024-05-16 01:04:15 +00:00
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2024-05-16 03:37:00 +00:00
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rpcProvider.registerRpcHandler("run", ({ s, p }) => db.run(s, p));
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2024-05-16 01:04:15 +00:00
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2024-05-16 03:37:00 +00:00
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rpcProvider.registerRpcHandler("exec", ({ s, p }) => db.exec(s, p));
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2024-05-16 01:04:15 +00:00
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2024-05-16 03:37:00 +00:00
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rpcProvider.signal("ready");
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}
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2024-05-16 01:04:15 +00:00
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2024-05-16 03:37:00 +00:00
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init();
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