PeerTube/server/core/models/shared/sequelize-helpers.ts

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2023-01-10 11:09:30 +01:00
import { Sequelize } from 'sequelize'
function isOutdated (model: { createdAt: Date, updatedAt: Date }, refreshInterval: number) {
if (!model.createdAt || !model.updatedAt) {
throw new Error('Miss createdAt & updatedAt attributes to model')
}
const now = Date.now()
const createdAtTime = model.createdAt.getTime()
const updatedAtTime = model.updatedAt.getTime()
return (now - createdAtTime) > refreshInterval && (now - updatedAtTime) > refreshInterval
}
function throwIfNotValid (value: any, validator: (value: any) => boolean, fieldName = 'value', nullable = false) {
if (nullable && (value === null || value === undefined)) return
if (validator(value) === false) {
throw new Error(`"${value}" is not a valid ${fieldName}.`)
}
}
function buildTrigramSearchIndex (indexName: string, attribute: string) {
return {
name: indexName,
// FIXME: gin_trgm_ops is not taken into account in Sequelize 6, so adding it ourselves in the literal function
fields: [ Sequelize.literal('lower(immutable_unaccent(' + attribute + ')) gin_trgm_ops') as any ],
using: 'gin',
operator: 'gin_trgm_ops'
}
}
// ---------------------------------------------------------------------------
export {
throwIfNotValid,
buildTrigramSearchIndex,
isOutdated
}