stacker.news/api/paidAction/itemCreate.js

263 lines
9.0 KiB
JavaScript

import { ANON_ITEM_SPAM_INTERVAL, ITEM_SPAM_INTERVAL, PAID_ACTION_PAYMENT_METHODS, USER_ID } from '@/lib/constants'
import { notifyItemMention, notifyItemParents, notifyMention, notifyTerritorySubscribers, notifyUserSubscribers } from '@/lib/webPush'
import { getItemMentions, getMentions, performBotBehavior } from './lib/item'
import { msatsToSats, satsToMsats } from '@/lib/format'
export const anonable = true
export const paymentMethods = [
PAID_ACTION_PAYMENT_METHODS.FEE_CREDIT,
PAID_ACTION_PAYMENT_METHODS.OPTIMISTIC,
PAID_ACTION_PAYMENT_METHODS.PESSIMISTIC
]
export async function getCost ({ subName, parentId, uploadIds, boost = 0, bio }, { models, me }) {
const sub = (parentId || bio) ? null : await models.sub.findUnique({ where: { name: subName } })
const baseCost = sub ? satsToMsats(sub.baseCost) : 1000n
// cost = baseCost * 10^num_items_in_10m * 100 (anon) or 1 (user) + upload fees + boost
const [{ cost }] = await models.$queryRaw`
SELECT ${baseCost}::INTEGER
* POWER(10, item_spam(${parseInt(parentId)}::INTEGER, ${me?.id ?? USER_ID.anon}::INTEGER,
${me?.id && !bio ? ITEM_SPAM_INTERVAL : ANON_ITEM_SPAM_INTERVAL}::INTERVAL))
* ${me ? 1 : 100}::INTEGER
+ (SELECT "nUnpaid" * "uploadFeesMsats"
FROM upload_fees(${me?.id || USER_ID.anon}::INTEGER, ${uploadIds}::INTEGER[]))
+ ${satsToMsats(boost)}::INTEGER as cost`
// sub allows freebies (or is a bio or a comment), cost is less than baseCost, not anon,
// cost must be greater than user's balance, and user has not disabled freebies
const freebie = (parentId || bio) && cost <= baseCost && !!me &&
cost > me?.msats && !me?.disableFreebies
return freebie ? BigInt(0) : BigInt(cost)
}
export async function perform (args, context) {
const { invoiceId, parentId, uploadIds = [], forwardUsers = [], options: pollOptions = [], boost = 0, ...data } = args
const { tx, me, cost } = context
const boostMsats = satsToMsats(boost)
let invoiceData = {}
if (invoiceId) {
invoiceData = { invoiceId, invoiceActionState: 'PENDING' }
await tx.upload.updateMany({
where: { id: { in: uploadIds } },
data: invoiceData
})
}
const itemActs = []
if (boostMsats > 0) {
itemActs.push({
msats: boostMsats, act: 'BOOST', userId: data.userId, ...invoiceData
})
}
if (cost > 0) {
itemActs.push({
msats: cost - boostMsats, act: 'FEE', userId: data.userId, ...invoiceData
})
data.cost = msatsToSats(cost - boostMsats)
}
const mentions = await getMentions(args, context)
const itemMentions = await getItemMentions(args, context)
// start with median vote
if (me) {
const [row] = await tx.$queryRaw`SELECT
COALESCE(percentile_cont(0.5) WITHIN GROUP(
ORDER BY "weightedVotes" - "weightedDownVotes"), 0)
AS median FROM "Item" WHERE "userId" = ${me.id}::INTEGER`
if (row?.median < 0) {
data.weightedDownVotes = -row.median
}
}
const itemData = {
parentId: parentId ? parseInt(parentId) : null,
...data,
...invoiceData,
boost,
threadSubscriptions: {
createMany: {
data: [
{ userId: data.userId },
...forwardUsers.map(({ userId }) => ({ userId }))
]
}
},
itemForwards: {
createMany: {
data: forwardUsers
}
},
pollOptions: {
createMany: {
data: pollOptions.map(option => ({ option }))
}
},
itemUploads: {
create: uploadIds.map(id => ({ uploadId: id }))
},
itemActs: {
createMany: {
data: itemActs
}
},
mentions: {
createMany: {
data: mentions
}
},
itemReferrers: {
create: itemMentions
}
}
let item
if (data.bio && me) {
item = (await tx.user.update({
where: { id: data.userId },
include: { bio: true },
data: {
bio: {
create: itemData
}
}
})).bio
} else {
item = await tx.item.create({ data: itemData })
}
// store a reference to the item in the invoice
if (invoiceId) {
await tx.invoice.update({
where: { id: invoiceId },
data: { actionId: item.id }
})
}
await performBotBehavior(item, context)
// ltree is unsupported in Prisma, so we have to query it manually (FUCK!)
return (await tx.$queryRaw`
SELECT *, ltree2text(path) AS path, created_at AS "createdAt", updated_at AS "updatedAt"
FROM "Item" WHERE id = ${item.id}::INTEGER`
)[0]
}
export async function retry ({ invoiceId, newInvoiceId }, { tx }) {
await tx.itemAct.updateMany({ where: { invoiceId }, data: { invoiceId: newInvoiceId, invoiceActionState: 'PENDING' } })
await tx.item.updateMany({ where: { invoiceId }, data: { invoiceId: newInvoiceId, invoiceActionState: 'PENDING' } })
await tx.upload.updateMany({ where: { invoiceId }, data: { invoiceId: newInvoiceId, invoiceActionState: 'PENDING' } })
return (await tx.$queryRaw`
SELECT *, ltree2text(path) AS path, created_at AS "createdAt", updated_at AS "updatedAt"
FROM "Item" WHERE "invoiceId" = ${newInvoiceId}::INTEGER`
)[0]
}
export async function onPaid ({ invoice, id }, context) {
const { tx } = context
let item
if (invoice) {
item = await tx.item.findFirst({
where: { invoiceId: invoice.id },
include: {
user: true
}
})
await tx.itemAct.updateMany({ where: { invoiceId: invoice.id }, data: { invoiceActionState: 'PAID' } })
await tx.item.updateMany({ where: { invoiceId: invoice.id }, data: { invoiceActionState: 'PAID', invoicePaidAt: new Date() } })
await tx.upload.updateMany({ where: { invoiceId: invoice.id }, data: { invoiceActionState: 'PAID', paid: true } })
} else if (id) {
item = await tx.item.findUnique({
where: { id },
include: {
user: true,
itemUploads: { include: { upload: true } }
}
})
await tx.upload.updateMany({
where: { id: { in: item.itemUploads.map(({ uploadId }) => uploadId) } },
data: {
paid: true
}
})
} else {
throw new Error('No item found')
}
await tx.$executeRaw`INSERT INTO pgboss.job (name, data, startafter, priority)
VALUES ('timestampItem', jsonb_build_object('id', ${item.id}::INTEGER), now() + interval '10 minutes', -2)`
await tx.$executeRaw`
INSERT INTO pgboss.job (name, data, retrylimit, retrybackoff, startafter)
VALUES ('imgproxy', jsonb_build_object('id', ${item.id}::INTEGER), 21, true, now() + interval '5 seconds')`
if (item.boost > 0) {
await tx.$executeRaw`
INSERT INTO pgboss.job (name, data, retrylimit, retrybackoff, startafter, expirein)
VALUES ('expireBoost', jsonb_build_object('id', ${item.id}::INTEGER), 21, true,
now() + interval '30 days', interval '40 days')`
}
if (item.parentId) {
// denormalize ncomments, lastCommentAt, and "weightedComments" for ancestors, and insert into reply table
await tx.$executeRaw`
WITH comment AS (
SELECT "Item".*, users.trust
FROM "Item"
JOIN users ON "Item"."userId" = users.id
WHERE "Item".id = ${item.id}::INTEGER
), ancestors AS (
UPDATE "Item"
SET ncomments = "Item".ncomments + 1,
"lastCommentAt" = now(),
"weightedComments" = "Item"."weightedComments" +
CASE WHEN comment."userId" = "Item"."userId" THEN 0 ELSE comment.trust END
FROM comment
WHERE "Item".path @> comment.path AND "Item".id <> comment.id
RETURNING "Item".*
)
INSERT INTO "Reply" (created_at, updated_at, "ancestorId", "ancestorUserId", "itemId", "userId", level)
SELECT comment.created_at, comment.updated_at, ancestors.id, ancestors."userId",
comment.id, comment."userId", nlevel(comment.path) - nlevel(ancestors.path)
FROM ancestors, comment`
}
}
export async function nonCriticalSideEffects ({ invoice, id }, { models }) {
const item = await models.item.findFirst({
where: invoice ? { invoiceId: invoice.id } : { id: parseInt(id) },
include: {
mentions: true,
itemReferrers: { include: { refereeItem: true } },
user: true
}
})
if (item.parentId) {
notifyItemParents({ item, models }).catch(console.error)
}
for (const { userId } of item.mentions) {
notifyMention({ models, item, userId }).catch(console.error)
}
for (const { refereeItem } of item.itemReferrers) {
notifyItemMention({ models, referrerItem: item, refereeItem }).catch(console.error)
}
notifyUserSubscribers({ models, item }).catch(console.error)
notifyTerritorySubscribers({ models, item }).catch(console.error)
}
export async function onFail ({ invoice }, { tx }) {
await tx.itemAct.updateMany({ where: { invoiceId: invoice.id }, data: { invoiceActionState: 'FAILED' } })
await tx.item.updateMany({ where: { invoiceId: invoice.id }, data: { invoiceActionState: 'FAILED' } })
await tx.upload.updateMany({ where: { invoiceId: invoice.id }, data: { invoiceActionState: 'FAILED' } })
}
export async function describe ({ parentId }, context) {
return `SN: create ${parentId ? `reply to #${parentId}` : 'item'}`
}