59 lines
1.6 KiB
JavaScript
59 lines
1.6 KiB
JavaScript
import { Client } from 'pg';
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import array from 'postgres-array';
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import parseDate from 'postgres-date';
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import PostgresInterval from 'postgres-interval';
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import { BasePostgreSqlPlatform, Utils } from '@mikro-orm/sql';
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/** Platform implementation for PostgreSQL. */
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export class PostgreSqlPlatform extends BasePostgreSqlPlatform {
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convertIntervalToJSValue(value) {
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return PostgresInterval(value);
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}
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convertIntervalToDatabaseValue(value) {
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if (Utils.isObject(value) && 'toPostgres' in value && typeof value.toPostgres === 'function') {
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return value.toPostgres();
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}
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return value;
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}
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unmarshallArray(value) {
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return array.parse(value);
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}
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escape(value) {
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if (typeof value === 'bigint') {
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value = value.toString();
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}
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if (typeof value === 'string') {
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return Client.prototype.escapeLiteral(value);
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}
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if (value instanceof Date) {
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return `'${this.formatDate(value)}'`;
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}
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if (ArrayBuffer.isView(value)) {
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return `E'\\\\x${value.toString('hex')}'`;
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}
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if (Array.isArray(value)) {
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return value.map(v => this.escape(v)).join(', ');
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}
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return value;
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}
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/**
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* @inheritDoc
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*/
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parseDate(value) {
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// postgres-date returns `null` for a JS ISO string which has the `T` separator
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if (typeof value === 'string' && value.charAt(10) === 'T') {
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return new Date(value);
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}
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/* v8 ignore next */
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if (typeof value === 'number') {
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return new Date(value);
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}
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// @ts-ignore fix wrong type resolution during build
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const parsed = parseDate(value);
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/* v8 ignore next */
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if (parsed === null) {
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return value;
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}
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return parsed;
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}
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}
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