drizzle-orm
Version:
Drizzle ORM package for SQL databases
223 lines • 7.12 kB
JavaScript
import {
types,
VercelPool
} from "@vercel/postgres";
import { NoopCache } from "../cache/core/cache.js";
import { entityKind } from "../entity.js";
import { NoopLogger } from "../logger.js";
import { PgTransaction } from "../pg-core/index.js";
import { PgPreparedQuery, PgSession } from "../pg-core/session.js";
import { fillPlaceholders, sql } from "../sql/sql.js";
import { mapResultRow } from "../utils.js";
class VercelPgPreparedQuery extends PgPreparedQuery {
constructor(client, queryString, params, logger, cache, queryMetadata, cacheConfig, fields, name, _isResponseInArrayMode, customResultMapper) {
super({ sql: queryString, params }, cache, queryMetadata, cacheConfig);
this.client = client;
this.params = params;
this.logger = logger;
this.fields = fields;
this._isResponseInArrayMode = _isResponseInArrayMode;
this.customResultMapper = customResultMapper;
this.rawQuery = {
name,
text: queryString,
types: {
// @ts-ignore
getTypeParser: (typeId, format) => {
if (typeId === types.builtins.TIMESTAMPTZ) {
return (val) => val;
}
if (typeId === types.builtins.TIMESTAMP) {
return (val) => val;
}
if (typeId === types.builtins.DATE) {
return (val) => val;
}
if (typeId === types.builtins.INTERVAL) {
return (val) => val;
}
if (typeId === 1231) {
return (val) => val;
}
if (typeId === 1115) {
return (val) => val;
}
if (typeId === 1185) {
return (val) => val;
}
if (typeId === 1187) {
return (val) => val;
}
if (typeId === 1182) {
return (val) => val;
}
return types.getTypeParser(typeId, format);
}
}
};
this.queryConfig = {
name,
text: queryString,
rowMode: "array",
types: {
// @ts-ignore
getTypeParser: (typeId, format) => {
if (typeId === types.builtins.TIMESTAMPTZ) {
return (val) => val;
}
if (typeId === types.builtins.TIMESTAMP) {
return (val) => val;
}
if (typeId === types.builtins.DATE) {
return (val) => val;
}
if (typeId === types.builtins.INTERVAL) {
return (val) => val;
}
if (typeId === 1231) {
return (val) => val;
}
if (typeId === 1115) {
return (val) => val;
}
if (typeId === 1185) {
return (val) => val;
}
if (typeId === 1187) {
return (val) => val;
}
if (typeId === 1182) {
return (val) => val;
}
return types.getTypeParser(typeId, format);
}
}
};
}
static [entityKind] = "VercelPgPreparedQuery";
rawQuery;
queryConfig;
async execute(placeholderValues = {}) {
const params = fillPlaceholders(this.params, placeholderValues);
this.logger.logQuery(this.rawQuery.text, params);
const { fields, rawQuery, client, queryConfig: query, joinsNotNullableMap, customResultMapper } = this;
if (!fields && !customResultMapper) {
return this.queryWithCache(rawQuery.text, params, async () => {
return await client.query(rawQuery, params);
});
}
const { rows } = await this.queryWithCache(query.text, params, async () => {
return await client.query(query, params);
});
if (customResultMapper) {
return customResultMapper(rows);
}
return rows.map((row) => mapResultRow(fields, row, joinsNotNullableMap));
}
all(placeholderValues = {}) {
const params = fillPlaceholders(this.params, placeholderValues);
this.logger.logQuery(this.rawQuery.text, params);
return this.queryWithCache(this.rawQuery.text, params, async () => {
return await this.client.query(this.rawQuery, params);
}).then((result) => result.rows);
}
values(placeholderValues = {}) {
const params = fillPlaceholders(this.params, placeholderValues);
this.logger.logQuery(this.rawQuery.text, params);
return this.queryWithCache(this.queryConfig.text, params, async () => {
return await this.client.query(this.queryConfig, params);
}).then((result) => result.rows);
}
/** @internal */
isResponseInArrayMode() {
return this._isResponseInArrayMode;
}
}
class VercelPgSession extends PgSession {
constructor(client, dialect, schema, options = {}) {
super(dialect);
this.client = client;
this.schema = schema;
this.options = options;
this.logger = options.logger ?? new NoopLogger();
this.cache = options.cache ?? new NoopCache();
}
static [entityKind] = "VercelPgSession";
logger;
cache;
prepareQuery(query, fields, name, isResponseInArrayMode, customResultMapper, queryMetadata, cacheConfig) {
return new VercelPgPreparedQuery(
this.client,
query.sql,
query.params,
this.logger,
this.cache,
queryMetadata,
cacheConfig,
fields,
name,
isResponseInArrayMode,
customResultMapper
);
}
async query(query, params) {
this.logger.logQuery(query, params);
const result = await this.client.query({
rowMode: "array",
text: query,
values: params
});
return result;
}
async queryObjects(query, params) {
return this.client.query(query, params);
}
async count(sql2) {
const result = await this.execute(sql2);
return Number(result["rows"][0]["count"]);
}
async transaction(transaction, config) {
const session = this.client instanceof VercelPool ? new VercelPgSession(await this.client.connect(), this.dialect, this.schema, this.options) : this;
const tx = new VercelPgTransaction(this.dialect, session, this.schema);
await tx.execute(sql`begin${config ? sql` ${tx.getTransactionConfigSQL(config)}` : void 0}`);
try {
const result = await transaction(tx);
await tx.execute(sql`commit`);
return result;
} catch (error) {
await tx.execute(sql`rollback`);
throw error;
} finally {
if (this.client instanceof VercelPool) {
session.client.release();
}
}
}
}
class VercelPgTransaction extends PgTransaction {
static [entityKind] = "VercelPgTransaction";
async transaction(transaction) {
const savepointName = `sp${this.nestedIndex + 1}`;
const tx = new VercelPgTransaction(
this.dialect,
this.session,
this.schema,
this.nestedIndex + 1
);
await tx.execute(sql.raw(`savepoint ${savepointName}`));
try {
const result = await transaction(tx);
await tx.execute(sql.raw(`release savepoint ${savepointName}`));
return result;
} catch (err) {
await tx.execute(sql.raw(`rollback to savepoint ${savepointName}`));
throw err;
}
}
}
export {
VercelPgPreparedQuery,
VercelPgSession,
VercelPgTransaction
};
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