stacker.news/lib/item.js

112 lines
3.3 KiB
JavaScript

import { COMMENT_DEPTH_LIMIT, OLD_ITEM_DAYS } from './constants'
import { datePivot } from './time'
export const defaultCommentSort = (pinned, bio, createdAt) => {
// pins sort by recent
if (pinned) return 'recent'
// old items (that aren't bios) sort by top
if (!bio && new Date(createdAt) < datePivot(new Date(), { days: -OLD_ITEM_DAYS })) return 'top'
// everything else sorts by hot
return 'hot'
}
export const isJob = item => item.maxBid !== null && typeof item.maxBid !== 'undefined'
// a delete directive preceded by a non word character that isn't a backtick
const deletePattern = /\B@delete\s+in\s+(\d+)\s+(second|minute|hour|day|week|month|year)s?/gi
const deleteMentionPattern = /\B@delete/i
const reminderPattern = /\B@remindme\s+in\s+(\d+)\s+(second|minute|hour|day|week|month|year)s?/gi
const reminderMentionPattern = /\B@remindme/i
export const hasDeleteMention = (text) => deleteMentionPattern.test(text ?? '')
export const getDeleteCommand = (text) => {
if (!text) return false
const matches = [...text.matchAll(deletePattern)]
const commands = matches?.map(match => ({ number: parseInt(match[1]), unit: match[2] }))
return commands.length ? commands[commands.length - 1] : undefined
}
export const getDeleteAt = (text) => {
const command = getDeleteCommand(text)
if (command) {
const { number, unit } = command
return datePivot(new Date(), { [`${unit}s`]: number })
}
return null
}
export const getRemindAt = (text) => {
const command = getReminderCommand(text)
if (command) {
const { number, unit } = command
return datePivot(new Date(), { [`${unit}s`]: number })
}
return null
}
export const hasDeleteCommand = (text) => !!getDeleteCommand(text)
export const hasReminderMention = (text) => reminderMentionPattern.test(text ?? '')
export const getReminderCommand = (text) => {
if (!text) return false
const matches = [...text.matchAll(reminderPattern)]
const commands = matches?.map(match => ({ number: parseInt(match[1]), unit: match[2] }))
return commands.length ? commands[commands.length - 1] : undefined
}
export const hasReminderCommand = (text) => !!getReminderCommand(text)
export const deleteItemByAuthor = async ({ models, id, item }) => {
if (!item) {
item = await models.item.findUnique({ where: { id: Number(id) } })
}
if (!item) {
console.log('attempted to delete an item that does not exist', id)
return
}
const updateData = { deletedAt: new Date() }
if (item.text) {
updateData.text = '*deleted by author*'
}
if (item.title) {
updateData.title = 'deleted by author'
}
if (item.url) {
updateData.url = null
}
if (item.pollCost) {
updateData.pollCost = null
}
await deleteReminders({ id, userId: item.userId, models })
return await models.item.update({ where: { id: Number(id) }, data: updateData })
}
export const deleteReminders = async ({ id, userId, models }) => {
await models.$queryRaw`
DELETE FROM pgboss.job
WHERE name = 'reminder'
AND data->>'itemId' = ${id}::TEXT
AND data->>'userId' = ${userId}::TEXT
AND state <> 'completed'`
await models.reminder.deleteMany({
where: {
itemId: Number(id),
userId: Number(userId),
remindAt: {
gt: new Date()
}
}
})
}
export const commentSubTreeRootId = (item) => {
const path = item.path.split('.')
return path.slice(-(COMMENT_DEPTH_LIMIT - 1))[0]
}