drizzle-orm
Version:
Drizzle ORM package for SQL databases
258 lines • 9.13 kB
JavaScript
;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var session_exports = {};
__export(session_exports, {
SingleStoreDriverPreparedQuery: () => SingleStoreDriverPreparedQuery,
SingleStoreDriverSession: () => SingleStoreDriverSession,
SingleStoreDriverTransaction: () => SingleStoreDriverTransaction
});
module.exports = __toCommonJS(session_exports);
var import_node_events = require("node:events");
var import_column = require("../column.cjs");
var import_entity = require("../entity.cjs");
var import_logger = require("../logger.cjs");
var import_session = require("../singlestore-core/session.cjs");
var import_sql = require("../sql/sql.cjs");
var import_utils = require("../utils.cjs");
class SingleStoreDriverPreparedQuery extends import_session.SingleStorePreparedQuery {
constructor(client, queryString, params, logger, fields, customResultMapper, generatedIds, returningIds) {
super();
this.client = client;
this.params = params;
this.logger = logger;
this.fields = fields;
this.customResultMapper = customResultMapper;
this.generatedIds = generatedIds;
this.returningIds = returningIds;
this.rawQuery = {
sql: queryString,
// rowsAsArray: true,
typeCast: function(field, next) {
if (field.type === "TIMESTAMP" || field.type === "DATETIME" || field.type === "DATE") {
return field.string();
}
return next();
}
};
this.query = {
sql: queryString,
rowsAsArray: true,
typeCast: function(field, next) {
if (field.type === "TIMESTAMP" || field.type === "DATETIME" || field.type === "DATE") {
return field.string();
}
return next();
}
};
}
static [import_entity.entityKind] = "SingleStoreDriverPreparedQuery";
rawQuery;
query;
async execute(placeholderValues = {}) {
const params = (0, import_sql.fillPlaceholders)(this.params, placeholderValues);
this.logger.logQuery(this.rawQuery.sql, params);
const { fields, client, rawQuery, query, joinsNotNullableMap, customResultMapper, returningIds, generatedIds } = this;
if (!fields && !customResultMapper) {
const res = await client.query(rawQuery, params);
const insertId = res[0].insertId;
const affectedRows = res[0].affectedRows;
if (returningIds) {
const returningResponse = [];
let j = 0;
for (let i = insertId; i < insertId + affectedRows; i++) {
for (const column of returningIds) {
const key = returningIds[0].path[0];
if ((0, import_entity.is)(column.field, import_column.Column)) {
if (column.field.primary && column.field.autoIncrement) {
returningResponse.push({ [key]: i });
}
if (column.field.defaultFn && generatedIds) {
returningResponse.push({ [key]: generatedIds[j][key] });
}
}
}
j++;
}
return returningResponse;
}
return res;
}
const result = await client.query(query, params);
const rows = result[0];
if (customResultMapper) {
return customResultMapper(rows);
}
return rows.map((row) => (0, import_utils.mapResultRow)(fields, row, joinsNotNullableMap));
}
async *iterator(placeholderValues = {}) {
const params = (0, import_sql.fillPlaceholders)(this.params, placeholderValues);
const conn = (isPool(this.client) ? await this.client.getConnection() : this.client).connection;
const { fields, query, rawQuery, joinsNotNullableMap, client, customResultMapper } = this;
const hasRowsMapper = Boolean(fields || customResultMapper);
const driverQuery = hasRowsMapper ? conn.query(query, params) : conn.query(rawQuery, params);
const stream = driverQuery.stream();
function dataListener() {
stream.pause();
}
stream.on("data", dataListener);
try {
const onEnd = (0, import_node_events.once)(stream, "end");
const onError = (0, import_node_events.once)(stream, "error");
while (true) {
stream.resume();
const row = await Promise.race([onEnd, onError, new Promise((resolve) => stream.once("data", resolve))]);
if (row === void 0 || Array.isArray(row) && row.length === 0) {
break;
} else if (row instanceof Error) {
throw row;
} else {
if (hasRowsMapper) {
if (customResultMapper) {
const mappedRow = customResultMapper([row]);
yield Array.isArray(mappedRow) ? mappedRow[0] : mappedRow;
} else {
yield (0, import_utils.mapResultRow)(fields, row, joinsNotNullableMap);
}
} else {
yield row;
}
}
}
} finally {
stream.off("data", dataListener);
if (isPool(client)) {
conn.end();
}
}
}
}
class SingleStoreDriverSession extends import_session.SingleStoreSession {
constructor(client, dialect, schema, options) {
super(dialect);
this.client = client;
this.schema = schema;
this.options = options;
this.logger = options.logger ?? new import_logger.NoopLogger();
}
static [import_entity.entityKind] = "SingleStoreDriverSession";
logger;
prepareQuery(query, fields, customResultMapper, generatedIds, returningIds) {
return new SingleStoreDriverPreparedQuery(
this.client,
query.sql,
query.params,
this.logger,
fields,
customResultMapper,
generatedIds,
returningIds
);
}
/**
* @internal
* What is its purpose?
*/
async query(query, params) {
this.logger.logQuery(query, params);
const result = await this.client.query({
sql: query,
values: params,
rowsAsArray: true,
typeCast: function(field, next) {
if (field.type === "TIMESTAMP" || field.type === "DATETIME" || field.type === "DATE") {
return field.string();
}
return next();
}
});
return result;
}
all(query) {
const querySql = this.dialect.sqlToQuery(query);
this.logger.logQuery(querySql.sql, querySql.params);
return this.client.execute(querySql.sql, querySql.params).then((result) => result[0]);
}
async transaction(transaction, config) {
const session = isPool(this.client) ? new SingleStoreDriverSession(
await this.client.getConnection(),
this.dialect,
this.schema,
this.options
) : this;
const tx = new SingleStoreDriverTransaction(
this.dialect,
session,
this.schema,
0
);
if (config) {
const setTransactionConfigSql = this.getSetTransactionSQL(config);
if (setTransactionConfigSql) {
await tx.execute(setTransactionConfigSql);
}
const startTransactionSql = this.getStartTransactionSQL(config);
await (startTransactionSql ? tx.execute(startTransactionSql) : tx.execute(import_sql.sql`begin`));
} else {
await tx.execute(import_sql.sql`begin`);
}
try {
const result = await transaction(tx);
await tx.execute(import_sql.sql`commit`);
return result;
} catch (err) {
await tx.execute(import_sql.sql`rollback`);
throw err;
} finally {
if (isPool(this.client)) {
session.client.release();
}
}
}
}
class SingleStoreDriverTransaction extends import_session.SingleStoreTransaction {
static [import_entity.entityKind] = "SingleStoreDriverTransaction";
async transaction(transaction) {
const savepointName = `sp${this.nestedIndex + 1}`;
const tx = new SingleStoreDriverTransaction(
this.dialect,
this.session,
this.schema,
this.nestedIndex + 1
);
await tx.execute(import_sql.sql.raw(`savepoint ${savepointName}`));
try {
const result = await transaction(tx);
await tx.execute(import_sql.sql.raw(`release savepoint ${savepointName}`));
return result;
} catch (err) {
await tx.execute(import_sql.sql.raw(`rollback to savepoint ${savepointName}`));
throw err;
}
}
}
function isPool(client) {
return "getConnection" in client;
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
SingleStoreDriverPreparedQuery,
SingleStoreDriverSession,
SingleStoreDriverTransaction
});
//# sourceMappingURL=session.cjs.map