Merge branch 'stackernews:master' into master

2022-12-29 11:38:53 -05:00 · 2022-12-29 11:38:53 -05:00 · 335125f57b
parent 24263120f3 a92172ab9b
commit 335125f57b
50 changed files with 1316 additions and 269 deletions
--- a/api/resolvers/growth.js
+++ b/api/resolvers/growth.js
@ -1,6 +1,6 @@
 const PLACEHOLDERS_NUM = 616

-function interval (when) {
+export function interval (when) {
  switch (when) {
    case 'week':
      return '1 week'
@ -15,7 +15,7 @@ function interval (when) {
  }
 }

-function timeUnit (when) {
+export function timeUnit (when) {
  switch (when) {
    case 'week':
    case 'month':
@ -28,7 +28,7 @@ function timeUnit (when) {
  }
 }

-function withClause (when) {
+export function withClause (when) {
  const ival = interval(when)
  const unit = timeUnit(when)

@ -44,7 +44,7 @@ function withClause (when) {
 }

 // HACKY AF this is a performance enhancement that allows us to use the created_at indices on tables
-function intervalClause (when, table, and) {
+export function intervalClause (when, table, and) {
  if (when === 'forever') {
    return and ? '' : 'TRUE'
  }
@ -58,7 +58,7 @@ export default {
      return await models.$queryRaw(
        `${withClause(when)}
        SELECT time, json_build_array(
-          json_build_object('name', 'invited', 'value', count("inviteId")),
+          json_build_object('name', 'referrals', 'value', count("referrerId")),
          json_build_object('name', 'organic', 'value', count(users.id) FILTER(WHERE id > ${PLACEHOLDERS_NUM}) - count("inviteId"))
        ) AS data
        FROM times
@ -74,10 +74,18 @@ export default {
          json_build_object('name', 'jobs', 'value', count(DISTINCT "userId") FILTER (WHERE act = 'STREAM')),
          json_build_object('name', 'boost', 'value', count(DISTINCT "userId") FILTER (WHERE act = 'BOOST')),
          json_build_object('name', 'fees', 'value', count(DISTINCT "userId") FILTER (WHERE act = 'FEE')),
-          json_build_object('name', 'tips', 'value', count(DISTINCT "userId") FILTER (WHERE act = 'TIP'))
+          json_build_object('name', 'tips', 'value', count(DISTINCT "userId") FILTER (WHERE act = 'TIP')),
+          json_build_object('name', 'donation', 'value', count(DISTINCT "userId") FILTER (WHERE act = 'DONATION'))
        ) AS data
        FROM times
-        LEFT JOIN "ItemAct" ON ${intervalClause(when, 'ItemAct', true)} time = date_trunc('${timeUnit(when)}', created_at)
+        LEFT JOIN
+        ((SELECT "ItemAct".created_at, "userId", act::text as act
+          FROM "ItemAct"
+          WHERE ${intervalClause(when, 'ItemAct', false)})
+        UNION ALL
+        (SELECT created_at, "userId", 'DONATION' as act
+          FROM "Donation"
+          WHERE ${intervalClause(when, 'Donation', false)})) u ON time = date_trunc('${timeUnit(when)}', u.created_at)
        GROUP BY time
        ORDER BY time ASC`)
    },
@ -98,14 +106,21 @@ export default {
      return await models.$queryRaw(
        `${withClause(when)}
        SELECT time, json_build_array(
-          json_build_object('name', 'jobs', 'value', coalesce(floor(sum(CASE WHEN act = 'STREAM' THEN "ItemAct".msats ELSE 0 END)/1000),0)),
-          json_build_object('name', 'boost', 'value', coalesce(floor(sum(CASE WHEN act = 'BOOST' THEN "ItemAct".msats ELSE 0 END)/1000),0)),
-          json_build_object('name', 'fees', 'value', coalesce(floor(sum(CASE WHEN act NOT IN ('BOOST', 'TIP', 'STREAM') THEN "ItemAct".msats ELSE 0 END)/1000),0)),
-          json_build_object('name', 'tips', 'value', coalesce(floor(sum(CASE WHEN act = 'TIP' THEN "ItemAct".msats ELSE 0 END)/1000),0))
+          json_build_object('name', 'jobs', 'value', coalesce(floor(sum(CASE WHEN act = 'STREAM' THEN msats ELSE 0 END)/1000),0)),
+          json_build_object('name', 'boost', 'value', coalesce(floor(sum(CASE WHEN act = 'BOOST' THEN msats ELSE 0 END)/1000),0)),
+          json_build_object('name', 'fees', 'value', coalesce(floor(sum(CASE WHEN act NOT IN ('BOOST', 'TIP', 'STREAM', 'DONATION') THEN msats ELSE 0 END)/1000),0)),
+          json_build_object('name', 'tips', 'value', coalesce(floor(sum(CASE WHEN act = 'TIP' THEN msats ELSE 0 END)/1000),0)),
+          json_build_object('name', 'donations', 'value', coalesce(floor(sum(CASE WHEN act = 'DONATION' THEN msats ELSE 0 END)/1000),0))
        ) AS data
        FROM times
-        LEFT JOIN "ItemAct" ON ${intervalClause(when, 'ItemAct', true)} time = date_trunc('${timeUnit(when)}', created_at)
-        JOIN "Item" ON "ItemAct"."itemId" = "Item".id
+        LEFT JOIN
+        ((SELECT "ItemAct".created_at, msats, act::text as act
+          FROM "ItemAct"
+          WHERE ${intervalClause(when, 'ItemAct', false)})
+        UNION ALL
+        (SELECT created_at, sats * 1000 as msats, 'DONATION' as act
+          FROM "Donation"
+          WHERE ${intervalClause(when, 'Donation', false)})) u ON time = date_trunc('${timeUnit(when)}', u.created_at)
        GROUP BY time
        ORDER BY time ASC`)
    },
@ -116,7 +131,8 @@ export default {
          json_build_object('name', 'any', 'value', count(distinct user_id)),
          json_build_object('name', 'posts', 'value', count(distinct user_id) FILTER (WHERE type = 'POST')),
          json_build_object('name', 'comments', 'value', count(distinct user_id) FILTER (WHERE type = 'COMMENT')),
-          json_build_object('name', 'rewards', 'value', count(distinct user_id) FILTER (WHERE type = 'EARN'))
+          json_build_object('name', 'rewards', 'value', count(distinct user_id) FILTER (WHERE type = 'EARN')),
+          json_build_object('name', 'referrals', 'value', count(distinct user_id) FILTER (WHERE type = 'REFERRAL'))
        ) AS data
        FROM times
        LEFT JOIN
@ -127,7 +143,11 @@ export default {
        UNION ALL
        (SELECT created_at, "userId" as user_id, 'EARN' as type
          FROM "Earn"
-          WHERE ${intervalClause(when, 'Earn', false)})) u ON time = date_trunc('${timeUnit(when)}', u.created_at)
+          WHERE ${intervalClause(when, 'Earn', false)})
+        UNION ALL
+          (SELECT created_at, "referrerId" as user_id, 'REFERRAL' as type
+            FROM "ReferralAct"
+            WHERE ${intervalClause(when, 'ReferralAct', false)})) u ON time = date_trunc('${timeUnit(when)}', u.created_at)
        GROUP BY time
        ORDER BY time ASC`)
    },
@ -137,18 +157,24 @@ export default {
        SELECT time, json_build_array(
          json_build_object('name', 'rewards', 'value', coalesce(floor(sum(airdrop)/1000),0)),
          json_build_object('name', 'posts', 'value', coalesce(floor(sum(post)/1000),0)),
-          json_build_object('name', 'comments', 'value', coalesce(floor(sum(comment)/1000),0))
+          json_build_object('name', 'comments', 'value', coalesce(floor(sum(comment)/1000),0)),
+          json_build_object('name', 'referrals', 'value', coalesce(floor(sum(referral)/1000),0))
        ) AS data
        FROM times
        LEFT JOIN
        ((SELECT "ItemAct".created_at, 0 as airdrop,
          CASE WHEN "Item"."parentId" IS NULL THEN 0 ELSE "ItemAct".msats END as comment,
-          CASE WHEN "Item"."parentId" IS NULL THEN "ItemAct".msats ELSE 0 END as post
+          CASE WHEN "Item"."parentId" IS NULL THEN "ItemAct".msats ELSE 0 END as post,
+          0 as referral
          FROM "ItemAct"
          JOIN "Item" on "ItemAct"."itemId" = "Item".id
          WHERE ${intervalClause(when, 'ItemAct', true)} "ItemAct".act = 'TIP')
        UNION ALL
-        (SELECT created_at, msats as airdrop, 0 as post, 0 as comment
+          (SELECT created_at, 0 as airdrop, 0 as post, 0 as comment, msats as referral
+            FROM "ReferralAct"
+            WHERE ${intervalClause(when, 'ReferralAct', false)})
+        UNION ALL
+        (SELECT created_at, msats as airdrop, 0 as post, 0 as comment, 0 as referral
          FROM "Earn"
          WHERE ${intervalClause(when, 'Earn', false)})) u ON time = date_trunc('${timeUnit(when)}', u.created_at)
        GROUP BY time
--- a/api/resolvers/index.js
+++ b/api/resolvers/index.js
@ -9,7 +9,9 @@ import sub from './sub'
 import upload from './upload'
 import growth from './growth'
 import search from './search'
+import rewards from './rewards'
+import referrals from './referrals'
 import { GraphQLJSONObject } from 'graphql-type-json'

 export default [user, item, message, wallet, lnurl, notifications, invite, sub,
-  upload, growth, search, { JSONObject: GraphQLJSONObject }]
+  upload, growth, search, rewards, referrals, { JSONObject: GraphQLJSONObject }]
--- a/api/resolvers/item.js
+++ b/api/resolvers/item.js
@ -14,13 +14,13 @@ async function comments (me, models, id, sort) {
  let orderBy
  switch (sort) {
    case 'top':
-      orderBy = `ORDER BY ${await orderByNumerator(me, models)} DESC, "Item".id DESC`
+      orderBy = `ORDER BY ${await orderByNumerator(me, models)} DESC, "Item".msats DESC, "Item".id DESC`
      break
    case 'recent':
-      orderBy = 'ORDER BY "Item".created_at DESC, "Item".id DESC'
+      orderBy = 'ORDER BY "Item".created_at DESC, "Item".msats DESC, "Item".id DESC'
      break
    default:
-      orderBy = `ORDER BY ${await orderByNumerator(me, models)}/POWER(GREATEST(3, EXTRACT(EPOCH FROM (now_utc() - "Item".created_at))/3600), 1.3) DESC NULLS LAST, "Item".id DESC`
+      orderBy = `ORDER BY ${await orderByNumerator(me, models)}/POWER(GREATEST(3, EXTRACT(EPOCH FROM (now_utc() - "Item".created_at))/3600), 1.3) DESC NULLS LAST, "Item".msats DESC, "Item".id DESC`
      break
  }

--- a/api/resolvers/notifications.js
+++ b/api/resolvers/notifications.js
@ -160,6 +160,15 @@ export default {
              ORDER BY "sortTime" DESC
              LIMIT ${LIMIT}+$3)`
          )
+          queries.push(
+            `(SELECT users.id::text, users.created_at AS "sortTime", NULL as "earnedSats",
+              'Referral' AS type
+              FROM users
+              WHERE "users"."referrerId" = $1
+              AND "inviteId" IS NULL
+              AND users.created_at <= $2
+              LIMIT ${LIMIT}+$3)`
+          )
        }

        if (meFull.noteEarning) {
--- a/api/resolvers/referrals.js
+++ b/api/resolvers/referrals.js
@ -0,0 +1,55 @@
+import { AuthenticationError } from 'apollo-server-micro'
+import { withClause, intervalClause, timeUnit } from './growth'
+
+export default {
+  Query: {
+    referrals: async (parent, { when }, { models, me }) => {
+      if (!me) {
+        throw new AuthenticationError('you must be logged in')
+      }
+
+      const [{ totalSats }] = await models.$queryRaw(`
+        SELECT COALESCE(FLOOR(sum(msats) / 1000), 0) as "totalSats"
+        FROM "ReferralAct"
+        WHERE ${intervalClause(when, 'ReferralAct', true)}
+        "ReferralAct"."referrerId" = $1
+      `, Number(me.id))
+
+      const [{ totalReferrals }] = await models.$queryRaw(`
+        SELECT count(*) as "totalReferrals"
+        FROM users
+        WHERE ${intervalClause(when, 'users', true)}
+        "referrerId" = $1
+    `, Number(me.id))
+
+      const stats = await models.$queryRaw(
+        `${withClause(when)}
+        SELECT time, json_build_array(
+          json_build_object('name', 'referrals', 'value', count(*) FILTER (WHERE act = 'REFERREE')),
+          json_build_object('name', 'sats', 'value', FLOOR(COALESCE(sum(msats) FILTER (WHERE act IN ('BOOST', 'STREAM', 'FEE')), 0)))
+        ) AS data
+        FROM times
+        LEFT JOIN
+        ((SELECT "ReferralAct".created_at, "ReferralAct".msats / 1000.0 as msats, "ItemAct".act::text as act
+          FROM "ReferralAct"
+          JOIN "ItemAct" ON "ItemAct".id = "ReferralAct"."itemActId"
+          WHERE ${intervalClause(when, 'ReferralAct', true)}
+            "ReferralAct"."referrerId" = $1)
+        UNION ALL
+        (SELECT created_at, 0.0 as sats, 'REFERREE' as act
+          FROM users
+          WHERE ${intervalClause(when, 'users', true)}
+            "referrerId" = $1)) u ON time = date_trunc('${timeUnit(when)}', u.created_at)
+        GROUP BY time
+        ORDER BY time ASC`, Number(me.id))
+
+      console.log(totalSats)
+
+      return {
+        totalSats,
+        totalReferrals,
+        stats
+      }
+    }
+  }
+}
--- a/api/resolvers/rewards.js
+++ b/api/resolvers/rewards.js
@ -0,0 +1,49 @@
+import { AuthenticationError } from 'apollo-server-micro'
+import serialize from './serial'
+
+export default {
+  Query: {
+    expectedRewards: async (parent, args, { models }) => {
+      // get the last reward time, then get all contributions to rewards since then
+      const lastReward = await models.earn.findFirst({
+        orderBy: {
+          createdAt: 'desc'
+        }
+      })
+
+      const [result] = await models.$queryRaw`
+        SELECT coalesce(FLOOR(sum(sats)), 0) as total, json_build_array(
+          json_build_object('name', 'donations', 'value', coalesce(FLOOR(sum(sats) FILTER(WHERE type = 'DONATION')), 0)),
+          json_build_object('name', 'fees', 'value', coalesce(FLOOR(sum(sats) FILTER(WHERE type NOT IN ('BOOST', 'STREAM', 'DONATION'))), 0)),
+          json_build_object('name', 'boost', 'value', coalesce(FLOOR(sum(sats) FILTER(WHERE type = 'BOOST')), 0)),
+          json_build_object('name', 'jobs', 'value', coalesce(FLOOR(sum(sats) FILTER(WHERE type = 'STREAM')), 0))
+        ) AS sources
+        FROM (
+          (SELECT ("ItemAct".msats - COALESCE("ReferralAct".msats, 0)) / 1000.0 as sats, act::text as type
+            FROM "ItemAct"
+            LEFT JOIN "ReferralAct" ON "ItemAct".id = "ReferralAct"."itemActId"
+            WHERE "ItemAct".created_at > ${lastReward.createdAt} AND "ItemAct".act <> 'TIP')
+            UNION ALL
+          (SELECT sats::FLOAT, 'DONATION' as type
+            FROM "Donation"
+            WHERE created_at > ${lastReward.createdAt})
+        ) subquery`
+
+      return result
+    }
+  },
+  Mutation: {
+    donateToRewards: async (parent, { sats }, { me, models }) => {
+      if (!me) {
+        throw new AuthenticationError('you must be logged in')
+      }
+
+      await serialize(models,
+        models.$queryRaw(
+          'SELECT donate($1, $2)',
+          sats, Number(me.id)))
+
+      return sats
+    }
+  }
+}
--- a/api/resolvers/user.js
+++ b/api/resolvers/user.js
@ -93,12 +93,20 @@ export default {
      let users
      if (sort === 'spent') {
        users = await models.$queryRaw(`
-          SELECT users.*, floor(sum("ItemAct".msats)/1000) as spent
+          SELECT users.*, sum(sats_spent) as spent
+          FROM
+          ((SELECT "userId", floor(sum("ItemAct".msats)/1000) as sats_spent
            FROM "ItemAct"
-          JOIN users on "ItemAct"."userId" = users.id
            WHERE "ItemAct".created_at <= $1
-          AND NOT users."hideFromTopUsers"
            ${within('ItemAct', when)}
+            GROUP BY "userId")
+            UNION ALL
+          (SELECT "userId", sats as sats_spent
+            FROM "Donation"
+            WHERE created_at <= $1
+            ${within('Donation', when)})) spending
+          JOIN users on spending."userId" = users.id
+          AND NOT users."hideFromTopUsers"
          GROUP BY users.id, users.name
          ORDER BY spent DESC NULLS LAST, users.created_at DESC
          OFFSET $2
@ -127,6 +135,18 @@ export default {
          ORDER BY ncomments DESC NULLS LAST, users.created_at DESC
          OFFSET $2
          LIMIT ${LIMIT}`, decodedCursor.time, decodedCursor.offset)
+      } else if (sort === 'referrals') {
+        users = await models.$queryRaw(`
+          SELECT users.*, count(*) as referrals
+          FROM users
+          JOIN "users" referree on users.id = referree."referrerId"
+          WHERE referree.created_at <= $1
+          AND NOT users."hideFromTopUsers"
+          ${within('referree', when)}
+          GROUP BY users.id
+          ORDER BY referrals DESC NULLS LAST, users.created_at DESC
+          OFFSET $2
+          LIMIT ${LIMIT}`, decodedCursor.time, decodedCursor.offset)
      } else {
        users = await models.$queryRaw(`
          SELECT u.id, u.name, u."photoId", floor(sum(amount)/1000) as stacked
@ -143,6 +163,12 @@ export default {
            FROM "Earn"
            JOIN users on users.id = "Earn"."userId"
            WHERE "Earn".msats > 0 ${within('Earn', when)}
+            AND NOT users."hideFromTopUsers")
+          UNION ALL
+          (SELECT users.*, "ReferralAct".msats as amount
+              FROM "ReferralAct"
+              JOIN users on users.id = "ReferralAct"."referrerId"
+              WHERE "ReferralAct".msats > 0 ${within('ReferralAct', when)}
              AND NOT users."hideFromTopUsers")) u
          GROUP BY u.id, u.name, u.created_at, u."photoId"
          ORDER BY stacked DESC NULLS LAST, created_at DESC
@ -263,6 +289,18 @@ export default {
        if (newInvitees.length > 0) {
          return true
        }
+
+        const referral = await models.user.findFirst({
+          where: {
+            referrerId: me.id,
+            createdAt: {
+              gt: lastChecked
+            }
+          }
+        })
+        if (referral) {
+          return true
+        }
      }

      return false
@ -433,13 +471,18 @@ export default {
        const [{ stacked }] = await models.$queryRaw(`
          SELECT sum(amount) as stacked
          FROM
-          ((SELECT sum("ItemAct".msats) as amount
+          ((SELECT coalesce(sum("ItemAct".msats),0) as amount
            FROM "ItemAct"
            JOIN "Item" on "ItemAct"."itemId" = "Item".id
            WHERE act <> 'BOOST' AND "ItemAct"."userId" <> $2 AND "Item"."userId" = $2
            AND "ItemAct".created_at >= $1)
          UNION ALL
-          (SELECT sum("Earn".msats) as amount
+            (SELECT coalesce(sum("ReferralAct".msats),0) as amount
+              FROM "ReferralAct"
+              WHERE "ReferralAct".msats > 0 AND "ReferralAct"."referrerId" = $2
+              AND "ReferralAct".created_at >= $1)
+          UNION ALL
+          (SELECT coalesce(sum("Earn".msats), 0) as amount
            FROM "Earn"
            WHERE "Earn".msats > 0 AND "Earn"."userId" = $2
            AND "Earn".created_at >= $1)) u`, withinDate(when), Number(user.id))
@ -465,6 +508,16 @@ export default {

      return (msats && msatsToSats(msats)) || 0
    },
+    referrals: async (user, { when }, { models }) => {
+      return await models.user.count({
+        where: {
+          referrerId: user.id,
+          createdAt: {
+            gte: withinDate(when)
+          }
+        }
+      })
+    },
    sats: async (user, args, { models, me }) => {
      if (me?.id !== user.id) {
        return 0
--- a/api/resolvers/wallet.js
+++ b/api/resolvers/wallet.js
@ -5,7 +5,7 @@ import { decodeCursor, LIMIT, nextCursorEncoded } from '../../lib/cursor'
 import lnpr from 'bolt11'
 import { SELECT } from './item'
 import { lnurlPayDescriptionHash } from '../../lib/lnurl'
-import { msatsToSats } from '../../lib/format'
+import { msatsToSats, msatsToSatsDecimal } from '../../lib/format'

 export async function getInvoice (parent, { id }, { me, models }) {
  if (!me) {
@ -110,6 +110,12 @@ export default {
            FROM "Earn"
            WHERE "Earn"."userId" = $1 AND "Earn".created_at <= $2
            GROUP BY "userId", created_at)`)
+        queries.push(
+            `(SELECT ('referral' || "ReferralAct".id) as id, "ReferralAct".id as "factId", NULL as bolt11,
+            created_at as "createdAt", msats,
+            0 as "msatsFee", NULL as status, 'referral' as type
+            FROM "ReferralAct"
+            WHERE "ReferralAct"."referrerId" = $1 AND "ReferralAct".created_at <= $2)`)
      }

      if (include.has('spent')) {
@ -122,6 +128,13 @@ export default {
          WHERE "ItemAct"."userId" = $1
          AND "ItemAct".created_at <= $2
          GROUP BY "Item".id)`)
+        queries.push(
+            `(SELECT ('donation' || "Donation".id) as id, "Donation".id as "factId", NULL as bolt11,
+            created_at as "createdAt", sats * 1000 as msats,
+            0 as "msatsFee", NULL as status, 'donation' as type
+            FROM "Donation"
+            WHERE "userId" = $1
+            AND created_at <= $2)`)
      }

      if (queries.length === 0) {
@ -157,6 +170,9 @@ export default {
          case 'spent':
            f.msats *= -1
            break
+          case 'donation':
+            f.msats *= -1
+            break
          default:
            break
        }
@ -277,8 +293,8 @@ export default {

      return item
    },
-    sats: fact => msatsToSats(fact.msats),
-    satsFee: fact => msatsToSats(fact.msatsFee)
+    sats: fact => msatsToSatsDecimal(fact.msats),
+    satsFee: fact => msatsToSatsDecimal(fact.msatsFee)
  }
 }

--- a/api/typeDefs/index.js
+++ b/api/typeDefs/index.js
@ -10,6 +10,8 @@ import invite from './invite'
 import sub from './sub'
 import upload from './upload'
 import growth from './growth'
+import rewards from './rewards'
+import referrals from './referrals'

 const link = gql`
  type Query {
@ -26,4 +28,4 @@ const link = gql`
 `

 export default [link, user, item, message, wallet, lnurl, notifications, invite,
-  sub, upload, growth]
+  sub, upload, growth, rewards, referrals]
--- a/api/typeDefs/notifications.js
+++ b/api/typeDefs/notifications.js
@ -50,8 +50,12 @@ export default gql`
    sortTime: String!
  }

+  type Referral {
+    sortTime: String!
+  }
+
  union Notification = Reply | Votification | Mention
-    | Invitification | Earn | JobChanged | InvoicePaid
+    | Invitification | Earn | JobChanged | InvoicePaid | Referral

  type Notifications {
    lastChecked: String
--- a/api/typeDefs/referrals.js
+++ b/api/typeDefs/referrals.js
@ -0,0 +1,13 @@
+import { gql } from 'apollo-server-micro'
+
+export default gql`
+  extend type Query {
+    referrals(when: String): Referrals!
+  }
+
+  type Referrals {
+    totalSats: Int!
+    totalReferrals: Int!
+    stats: [TimeData!]!
+  }
+`
--- a/api/typeDefs/rewards.js
+++ b/api/typeDefs/rewards.js
@ -0,0 +1,16 @@
+import { gql } from 'apollo-server-micro'
+
+export default gql`
+  extend type Query {
+    expectedRewards: ExpectedRewards!
+  }
+
+  extend type Mutation {
+    donateToRewards(sats: Int!): Int!
+  }
+
+  type ExpectedRewards {
+    total: Int!
+    sources: [NameValue!]!
+  }
+`
--- a/api/typeDefs/user.js
+++ b/api/typeDefs/user.js
@ -19,8 +19,8 @@ export default gql`

  extend type Mutation {
    setName(name: String!): Boolean
-    setSettings(tipDefault: Int!, fiatCurrency: String!, noteItemSats: Boolean!, noteEarning: Boolean!,
-      noteAllDescendants: Boolean!, noteMentions: Boolean!, noteDeposits: Boolean!,
+    setSettings(tipDefault: Int!, turboTipping: Boolean!, fiatCurrency: String!, noteItemSats: Boolean!,
+      noteEarning: Boolean!, noteAllDescendants: Boolean!, noteMentions: Boolean!, noteDeposits: Boolean!,
      noteInvites: Boolean!, noteJobIndicator: Boolean!, hideInvoiceDesc: Boolean!, hideFromTopUsers: Boolean!,
      wildWestMode: Boolean!, greeterMode: Boolean!): User
    setPhoto(photoId: ID!): Int!
@ -45,10 +45,12 @@ export default gql`
    ncomments(when: String): Int!
    stacked(when: String): Int!
    spent(when: String): Int!
+    referrals(when: String): Int!
    freePosts: Int!
    freeComments: Int!
    hasInvites: Boolean!
    tipDefault: Int!
+    turboTipping: Boolean!
    fiatCurrency: String!
    bio: Item
    bioId: Int
--- a/api/typeDefs/wallet.js
+++ b/api/typeDefs/wallet.js
@ -41,8 +41,8 @@ export default gql`
    factId: ID!
    bolt11: String
    createdAt: String!
-    sats: Int!
-    satsFee: Int
+    sats: Float!
+    satsFee: Float
    status: String
    type: String!
    description: String
--- a/components/comment.js
+++ b/components/comment.js
@ -18,6 +18,7 @@ import DontLikeThis from './dont-link-this'
 import Flag from '../svgs/flag-fill.svg'
 import { Badge } from 'react-bootstrap'
 import { abbrNum } from '../lib/format'
+import Share from './share'

 function Parent ({ item, rootText }) {
  const ParentFrag = () => (
@ -169,6 +170,7 @@ export default function Comment ({
                    localStorage.setItem(`commentCollapse:${item.id}`, 'yep')
                  }}
                />)}
+            {topLevel && <Share item={item} />}
          </div>
          {edit
            ? (
--- a/components/footer.js
+++ b/components/footer.js
@ -151,6 +151,13 @@ export default function Footer ({ noLinks }) {
                <DarkModeIcon onClick={() => darkMode.toggle()} className='fill-grey theme' />
                <LnIcon onClick={toggleLightning} width={24} height={24} className='ml-2 fill-grey theme' />
              </div>}
+            <div className='mb-0' style={{ fontWeight: 500 }}>
+              <Link href='/rewards' passHref>
+                <a className='nav-link p-0 d-inline-flex'>
+                  rewards
+                </a>
+              </Link>
+            </div>
            <div className='mb-0' style={{ fontWeight: 500 }}>
              <OverlayTrigger trigger='click' placement='top' overlay={AnalyticsPopover} rootClose>
                <div className='nav-link p-0 d-inline-flex' style={{ cursor: 'pointer' }}>
--- a/components/header.js
+++ b/components/header.js
@ -92,13 +92,8 @@ export default function Header ({ sub }) {
                <NavDropdown.Item eventKey='satistics'>satistics</NavDropdown.Item>
              </Link>
              <NavDropdown.Divider />
-              <Link href='/invites' passHref>
-                <NavDropdown.Item eventKey='invites'>invites
-                  {me && !me.hasInvites &&
-                    <div className='p-1 d-inline-block bg-success ml-1'>
-                      <span className='invisible'>{' '}</span>
-                    </div>}
-                </NavDropdown.Item>
+              <Link href='/referrals/month' passHref>
+                <NavDropdown.Item eventKey='referrals'>referrals</NavDropdown.Item>
              </Link>
              <NavDropdown.Divider />
              <div className='d-flex align-items-center'>
--- a/components/item-act.js
+++ b/components/item-act.js
@ -1,8 +1,9 @@
-import { InputGroup, Modal } from 'react-bootstrap'
+import { Button, InputGroup, Modal } from 'react-bootstrap'
 import React, { useState, useCallback, useContext, useRef, useEffect } from 'react'
 import * as Yup from 'yup'
 import { Form, Input, SubmitButton } from './form'
 import { useMe } from './me'
+import UpBolt from '../svgs/bolt.svg'

 export const ItemActContext = React.createContext({
  item: null,
@ -38,6 +39,7 @@ export function ItemActModal () {
  const { item, setItem } = useItemAct()
  const inputRef = useRef(null)
  const me = useMe()
+  const [oValue, setOValue] = useState()

  useEffect(() => {
    inputRef.current?.focus()
@ -73,10 +75,26 @@ export function ItemActModal () {
            label='amount'
            name='amount'
            innerRef={inputRef}
+            overrideValue={oValue}
            required
            autoFocus
            append={<InputGroup.Text className='text-monospace'>sats</InputGroup.Text>}
          />
+          <div>
+            {[1, 10, 100, 1000, 10000].map(num =>
+              <Button
+                size='sm'
+                className={`${num > 1 ? 'ml-2' : ''} mb-2`}
+                key={num}
+                onClick={() => { setOValue(num) }}
+              >
+                <UpBolt
+                  className='mr-1'
+                  width={14}
+                  height={14}
+                />{num}
+              </Button>)}
+          </div>
          <div className='d-flex'>
            <SubmitButton variant='success' className='ml-auto mt-1 px-4' value='TIP'>tip</SubmitButton>
          </div>
--- a/components/item-job.js
+++ b/components/item-job.js
@ -6,6 +6,7 @@ import styles from './item.module.css'
 import Link from 'next/link'
 import { timeSince } from '../lib/time'
 import EmailIcon from '../svgs/mail-open-line.svg'
+import Share from './share'

 export default function ItemJob ({ item, toc, rank, children }) {
  const isEmail = Yup.string().email().isValidSync(item.url)
@ -73,7 +74,11 @@ export default function ItemJob ({ item, toc, rank, children }) {
            {item.maxBid > 0 && item.status === 'ACTIVE' && <Badge className={`${styles.newComment} ml-1`}>PROMOTED</Badge>}
          </div>
        </div>
-        {toc && <Toc text={item.text} />}
+        {toc &&
+          <>
+            <Share item={item} />
+            <Toc text={item.text} />
+          </>}
      </div>
      {children && (
        <div className={`${styles.children}`} style={{ marginLeft: 'calc(42px + .8rem)' }}>
--- a/components/item.js
+++ b/components/item.js
@ -14,6 +14,7 @@ import { newComments } from '../lib/new-comments'
 import { useMe } from './me'
 import DontLikeThis from './dont-link-this'
 import Flag from '../svgs/flag-fill.svg'
+import Share from './share'
 import { abbrNum } from '../lib/format'

 export function SearchTitle ({ title }) {
@ -141,7 +142,11 @@ export default function Item ({ item, rank, showFwdUser, toc, children }) {
          </div>
          {showFwdUser && item.fwdUser && <FwdUser user={item.fwdUser} />}
        </div>
-        {toc && <Toc text={item.text} />}
+        {toc &&
+          <>
+            <Share item={item} />
+            <Toc text={item.text} />
+          </>}
      </div>
      {children && (
        <div className={styles.children}>
--- a/components/layout-center.js
+++ b/components/layout-center.js
@ -1,10 +1,10 @@
 import Layout from './layout'
 import styles from './layout-center.module.css'

-export default function LayoutCenter ({ children, ...props }) {
+export default function LayoutCenter ({ children, footerLinks, ...props }) {
  return (
    <div className={styles.page}>
-      <Layout noContain noFooterLinks {...props}>
+      <Layout noContain noFooterLinks={!footerLinks} {...props}>
        <div className={styles.content}>
          {children}
        </div>
--- a/components/notifications.js
+++ b/components/notifications.js
@ -20,7 +20,7 @@ function Notification ({ n }) {
    <div
      className='clickToContext'
      onClick={e => {
-        if (n.__typename === 'Earn') {
+        if (n.__typename === 'Earn' || n.__typename === 'Referral') {
          return
        }

@ -88,6 +88,15 @@ function Notification ({ n }) {
              </div>
            </div>
            )
+          : n.__typename === 'Referral'
+            ? (
+              <>
+                <small className='font-weight-bold text-secondary ml-2'>
+                  someone joined via one of your <Link href='/referrals/month' passHref><a className='text-reset'>referral links</a></Link>
+                  <small className='text-muted ml-1'>{timeSince(new Date(n.sortTime))}</small>
+                </small>
+              </>
+              )
            : n.__typename === 'InvoicePaid'
              ? (
                <div className='font-weight-bold text-info ml-2 py-1'>
--- a/components/share.js
+++ b/components/share.js
@ -0,0 +1,46 @@
+import { Dropdown } from 'react-bootstrap'
+import ShareIcon from '../svgs/share-fill.svg'
+import copy from 'clipboard-copy'
+import { useMe } from './me'
+
+export default function Share ({ item }) {
+  const me = useMe()
+  const url = `https://stacker.news/items/${item.id}${me ? `/r/${me.name}` : ''}`
+
+  return typeof window !== 'undefined' && navigator?.share
+    ? (
+      <div className='ml-auto pointer d-flex align-items-center'>
+        <ShareIcon
+          className='mx-2 fill-grey theme'
+          onClick={() => {
+            if (navigator.share) {
+              navigator.share({
+                title: item.title || '',
+                text: '',
+                url
+              }).then(() => console.log('Successful share'))
+                .catch((error) => console.log('Error sharing', error))
+            } else {
+              console.log('no navigator.share')
+            }
+          }}
+        />
+      </div>)
+    : (
+      <Dropdown alignRight className='ml-auto pointer  d-flex align-items-center' as='span'>
+        <Dropdown.Toggle variant='success' id='dropdown-basic' as='a'>
+          <ShareIcon className='mx-2 fill-grey theme' />
+        </Dropdown.Toggle>
+
+        <Dropdown.Menu>
+          <Dropdown.Item
+            className='text-center'
+            onClick={async () => {
+              copy(url)
+            }}
+          >
+            copy link
+          </Dropdown.Item>
+        </Dropdown.Menu>
+      </Dropdown>)
+}
--- a/components/top-header.js
+++ b/components/top-header.js
@ -41,7 +41,7 @@ export default function TopHeader ({ cat }) {
            onChange={(formik, e) => top({ ...formik?.values, sort: e.target.value })}
            name='sort'
            size='sm'
-            items={cat === 'users' ? ['stacked', 'spent', 'comments', 'posts'] : ['votes', 'comments', 'sats']}
+            items={cat === 'users' ? ['stacked', 'spent', 'comments', 'posts', 'referrals'] : ['votes', 'comments', 'sats']}
          />
          for
          <Select
--- a/components/upvote.js
+++ b/components/upvote.js
@ -152,11 +152,19 @@ export default function UpVote ({ item, className }) {
    }
  )

-  const overlayText = () => {
-    if (me?.tipDefault) {
-      return `${me.tipDefault} sat${me.tipDefault > 1 ? 's' : ''}`
+  // what should our next tip be?
+  let sats = me?.tipDefault || 1
+  if (me?.turboTipping && item?.meSats) {
+    let raiseTip = sats
+    while (item?.meSats >= raiseTip) {
+      raiseTip *= 10
    }
-    return '1 sat'
+
+    sats = raiseTip - item.meSats
+  }
+
+  const overlayText = () => {
+    return `${sats} sat${sats > 1 ? 's' : ''}`
  }

  const color = getColor(item?.meSats)
@ -196,11 +204,11 @@ export default function UpVote ({ item, className }) {

                  try {
                    await act({
-                      variables: { id: item.id, sats: me.tipDefault || 1 },
+                      variables: { id: item.id, sats },
                      optimisticResponse: {
                        act: {
                          id: `Item:${item.id}`,
-                          sats: me.tipDefault || 1,
+                          sats,
                          vote: 0
                        }
                      }
--- a/components/user-list.js
+++ b/components/user-list.js
@ -38,6 +38,7 @@ export default function UserList ({ users }) {
                {abbrNum(user.ncomments)} comments
              </a>
            </Link>
+            {user.referrals > 0 && <span> \ {abbrNum(user.referrals)} referrals</span>}
          </div>
        </div>
      </div>
--- a/components/when-charts.js
+++ b/components/when-charts.js
@ -0,0 +1,161 @@
+import { LineChart, Line, XAxis, YAxis, Tooltip, Legend, ResponsiveContainer, AreaChart, Area, ComposedChart, Bar } from 'recharts'
+import { abbrNum } from '../lib/format'
+import { useRouter } from 'next/router'
+
+const dateFormatter = when => {
+  return timeStr => {
+    const date = new Date(timeStr)
+    switch (when) {
+      case 'week':
+      case 'month':
+        return `${('0' + (date.getUTCMonth() % 12 + 1)).slice(-2)}/${date.getUTCDate()}`
+      case 'year':
+      case 'forever':
+        return `${('0' + (date.getUTCMonth() % 12 + 1)).slice(-2)}/${String(date.getUTCFullYear()).slice(-2)}`
+      default:
+        return `${date.getHours() % 12 || 12}${date.getHours() >= 12 ? 'pm' : 'am'}`
+    }
+  }
+}
+
+function xAxisName (when) {
+  switch (when) {
+    case 'week':
+    case 'month':
+      return 'days'
+    case 'year':
+    case 'forever':
+      return 'months'
+    default:
+      return 'hours'
+  }
+}
+
+const transformData = data => {
+  return data.map(entry => {
+    const obj = { time: entry.time }
+    entry.data.forEach(entry1 => {
+      obj[entry1.name] = entry1.value
+    })
+    return obj
+  })
+}
+
+const COLORS = [
+  'var(--secondary)',
+  'var(--info)',
+  'var(--success)',
+  'var(--boost)',
+  'var(--theme-grey)',
+  'var(--danger)'
+]
+
+export function WhenAreaChart ({ data }) {
+  const router = useRouter()
+  if (!data || data.length === 0) {
+    return null
+  }
+  // transform data into expected shape
+  data = transformData(data)
+  // need to grab when
+  const when = router.query.when
+
+  return (
+    <ResponsiveContainer width='100%' height={300} minWidth={300}>
+      <AreaChart
+        data={data}
+        margin={{
+          top: 5,
+          right: 5,
+          left: 0,
+          bottom: 0
+        }}
+      >
+        <XAxis
+          dataKey='time' tickFormatter={dateFormatter(when)} name={xAxisName(when)}
+          tick={{ fill: 'var(--theme-grey)' }}
+        />
+        <YAxis tickFormatter={abbrNum} tick={{ fill: 'var(--theme-grey)' }} />
+        <Tooltip labelFormatter={dateFormatter(when)} contentStyle={{ color: 'var(--theme-color)', backgroundColor: 'var(--theme-body)' }} />
+        <Legend />
+        {Object.keys(data[0]).filter(v => v !== 'time' && v !== '__typename').map((v, i) =>
+          <Area key={v} type='monotone' dataKey={v} name={v} stackId='1' stroke={COLORS[i]} fill={COLORS[i]} />)}
+      </AreaChart>
+    </ResponsiveContainer>
+  )
+}
+
+export function WhenLineChart ({ data }) {
+  const router = useRouter()
+  if (!data || data.length === 0) {
+    return null
+  }
+  // transform data into expected shape
+  data = transformData(data)
+  // need to grab when
+  const when = router.query.when
+
+  return (
+    <ResponsiveContainer width='100%' height={300} minWidth={300}>
+      <LineChart
+        data={data}
+        margin={{
+          top: 5,
+          right: 5,
+          left: 0,
+          bottom: 0
+        }}
+      >
+        <XAxis
+          dataKey='time' tickFormatter={dateFormatter(when)} name={xAxisName(when)}
+          tick={{ fill: 'var(--theme-grey)' }}
+        />
+        <YAxis tickFormatter={abbrNum} tick={{ fill: 'var(--theme-grey)' }} />
+        <Tooltip labelFormatter={dateFormatter(when)} contentStyle={{ color: 'var(--theme-color)', backgroundColor: 'var(--theme-body)' }} />
+        <Legend />
+        {Object.keys(data[0]).filter(v => v !== 'time' && v !== '__typename').map((v, i) =>
+          <Line key={v} type='monotone' dataKey={v} name={v} stroke={COLORS[i]} fill={COLORS[i]} />)}
+      </LineChart>
+    </ResponsiveContainer>
+  )
+}
+
+export function WhenComposedChart ({ data, lineNames, areaNames, barNames }) {
+  const router = useRouter()
+  if (!data || data.length === 0) {
+    return null
+  }
+  // transform data into expected shape
+  data = transformData(data)
+  // need to grab when
+  const when = router.query.when
+
+  return (
+    <ResponsiveContainer width='100%' height={300} minWidth={300}>
+      <ComposedChart
+        data={data}
+        margin={{
+          top: 5,
+          right: 5,
+          left: 0,
+          bottom: 0
+        }}
+      >
+        <XAxis
+          dataKey='time' tickFormatter={dateFormatter(when)} name={xAxisName(when)}
+          tick={{ fill: 'var(--theme-grey)' }}
+        />
+        <YAxis yAxisId='left' orientation='left' allowDecimals={false} stroke='var(--theme-grey)' tickFormatter={abbrNum} tick={{ fill: 'var(--theme-grey)' }} />
+        <YAxis yAxisId='right' orientation='right' allowDecimals={false} stroke='var(--theme-grey)' tickFormatter={abbrNum} tick={{ fill: 'var(--theme-grey)' }} />
+        <Tooltip labelFormatter={dateFormatter(when)} contentStyle={{ color: 'var(--theme-color)', backgroundColor: 'var(--theme-body)' }} />
+        <Legend />
+        {barNames?.map((v, i) =>
+          <Bar yAxisId='right' key={v} type='monotone' dataKey={v} name={v} stroke='var(--info)' fill='var(--info)' />)}
+        {areaNames?.map((v, i) =>
+          <Area yAxisId='left' key={v} type='monotone' dataKey={v} name={v} stackId='1' stroke={COLORS[i]} fill={COLORS[i]} />)}
+        {lineNames?.map((v, i) =>
+          <Line yAxisId='left' key={v} type='monotone' dataKey={v} name={v} stackId='1' stroke={COLORS[i]} fill={COLORS[i]} />)}
+      </ComposedChart>
+    </ResponsiveContainer>
+  )
+}
--- a/fragments/notifications.js
+++ b/fragments/notifications.js
@ -37,6 +37,9 @@ export const NOTIFICATIONS = gql`
            tips
          }
        }
+        ... on Referral {
+          sortTime
+        }
        ... on Reply {
          sortTime
          item {
--- a/fragments/users.js
+++ b/fragments/users.js
@ -12,6 +12,7 @@ export const ME = gql`
      freePosts
      freeComments
      tipDefault
+      turboTipping
      fiatCurrency
      bioId
      upvotePopover
@ -34,6 +35,7 @@ export const ME = gql`
 export const SETTINGS_FIELDS = gql`
  fragment SettingsFields on User {
    tipDefault
+    turboTipping
    fiatCurrency
    noteItemSats
    noteEarning
@ -65,12 +67,12 @@ ${SETTINGS_FIELDS}
 export const SET_SETTINGS =
 gql`
 ${SETTINGS_FIELDS}
-mutation setSettings($tipDefault: Int!, $fiatCurrency: String!, $noteItemSats: Boolean!, $noteEarning: Boolean!,
-  $noteAllDescendants: Boolean!, $noteMentions: Boolean!, $noteDeposits: Boolean!,
+mutation setSettings($tipDefault: Int!, $turboTipping: Boolean!, $fiatCurrency: String!, $noteItemSats: Boolean!,
+  $noteEarning: Boolean!, $noteAllDescendants: Boolean!, $noteMentions: Boolean!, $noteDeposits: Boolean!,
  $noteInvites: Boolean!, $noteJobIndicator: Boolean!, $hideInvoiceDesc: Boolean!, $hideFromTopUsers: Boolean!,
  $wildWestMode: Boolean!, $greeterMode: Boolean!) {
-  setSettings(tipDefault: $tipDefault, fiatCurrency: $fiatCurrency, noteItemSats: $noteItemSats,
-    noteEarning: $noteEarning, noteAllDescendants: $noteAllDescendants,
+  setSettings(tipDefault: $tipDefault, turboTipping: $turboTipping,  fiatCurrency: $fiatCurrency,
+    noteItemSats: $noteItemSats, noteEarning: $noteEarning, noteAllDescendants: $noteAllDescendants,
    noteMentions: $noteMentions, noteDeposits: $noteDeposits, noteInvites: $noteInvites,
    noteJobIndicator: $noteJobIndicator, hideInvoiceDesc: $hideInvoiceDesc, hideFromTopUsers: $hideFromTopUsers,
    wildWestMode: $wildWestMode, greeterMode: $greeterMode) {
@ -133,6 +135,7 @@ export const TOP_USERS = gql`
        spent(when: $when)
        ncomments(when: $when)
        nitems(when: $when)
+        referrals(when: $when)
      }
      cursor
    }
--- a/lib/constants.js
+++ b/lib/constants.js
@ -1,4 +1,4 @@
-export const NOFOLLOW_LIMIT = 1000
+export const NOFOLLOW_LIMIT = 100
 export const BOOST_MIN = 5000
 export const UPLOAD_SIZE_MAX = 2 * 1024 * 1024
 export const IMAGE_PIXELS_MAX = 35000000
--- a/lib/format.js
+++ b/lib/format.js
@ -16,3 +16,10 @@ export const msatsToSats = msats => {
  }
  return Number(BigInt(msats) / 1000n)
 }
+
+export const msatsToSatsDecimal = msats => {
+  if (msats === null || msats === undefined) {
+    return null
+  }
+  return fixedDecimal(msats / 1000.0, 3)
+}
--- a/middleware.js
+++ b/middleware.js
@ -0,0 +1,18 @@
+import { NextResponse } from 'next/server'
+
+export function middleware (request) {
+  const regex = /(\/.*)?\/r\/([\w_]+)/
+  const m = regex.exec(request.nextUrl.pathname)
+
+  const url = new URL(m[1] || '/', request.url)
+  url.search = request.nextUrl.search
+  url.hash = request.nextUrl.hash
+
+  const resp = NextResponse.redirect(url)
+  resp.cookies.set('sn_referrer', m[2])
+  return resp
+}
+
+export const config = {
+  matcher: ['/(.*/|)r/([\\w_]+)([?#]?.*)']
+}
--- a/pages/api/auth/[...nextauth].js
+++ b/pages/api/auth/[...nextauth].js
@ -5,9 +5,7 @@ import prisma from '../../../api/models'
 import nodemailer from 'nodemailer'
 import { getSession } from 'next-auth/client'

-export default (req, res) => NextAuth(req, res, options)
-
-const options = {
+export default (req, res) => NextAuth(req, res, {
  callbacks: {
    /**
     * @param  {object}  token     Decrypted JSON Web Token
@ -26,8 +24,17 @@ const options = {
        token.user = { id: Number(user.id) }
      }

+      if (isNewUser) {
+        // if referrer exists, set on user
+        if (req.cookies.sn_referrer && user?.id) {
+          const referrer = await prisma.user.findUnique({ where: { name: req.cookies.sn_referrer } })
+          if (referrer) {
+            await prisma.user.update({ where: { id: user.id }, data: { referrerId: referrer.id } })
+          }
+        }
+
        // sign them up for the newsletter
-      if (isNewUser && profile.email) {
+        if (profile.email) {
          fetch(process.env.LIST_MONK_URL + '/api/subscribers', {
            method: 'POST',
            headers: {
@ -43,6 +50,7 @@ const options = {
            })
          }).then(async r => console.log(await r.json())).catch(console.log)
        }
+      }

      return token
    },
@ -130,7 +138,7 @@ const options = {
  pages: {
    signIn: '/login'
  }
-}
+})

 function sendVerificationRequest ({
  identifier: email,
--- a/pages/invites/index.js
+++ b/pages/invites/index.js
@ -120,7 +120,7 @@ export default function Invites () {
        <h2 className='mt-3 mb-0'>
          invite links
        </h2>
-        <small className='d-block text-muted font-weight-bold mx-5'>send these to people you trust somewhat, e.g. group chats or DMs</small>
+        <small className='d-block text-muted font-weight-bold mx-5'>send these to people you trust, e.g. group chats or DMs</small>
      </div>
      <InviteForm />
      {active.length > 0 && <InviteList name='active' invites={active} />}
--- a/pages/referrals/[when].js
+++ b/pages/referrals/[when].js
@ -0,0 +1,75 @@
+import { gql } from 'apollo-server-micro'
+import Link from 'next/link'
+import { useRouter } from 'next/router'
+import { getGetServerSideProps } from '../../api/ssrApollo'
+import { CopyInput, Form, Select } from '../../components/form'
+import LayoutCenter from '../../components/layout-center'
+import { useMe } from '../../components/me'
+import { WhenComposedChart } from '../../components/when-charts'
+
+export const getServerSideProps = getGetServerSideProps(
+  gql`
+    query Referrals($when: String!)
+    {
+      referrals(when: $when) {
+        totalSats
+        totalReferrals
+        stats {
+          time
+          data {
+            name
+            value
+          }
+        }
+      }
+    }`)
+
+export default function Referrals ({ data: { referrals: { totalSats, totalReferrals, stats } } }) {
+  const router = useRouter()
+  const me = useMe()
+  return (
+    <LayoutCenter footerLinks>
+      <Form
+        initial={{
+          when: router.query.when
+        }}
+      >
+        <h4 className='font-weight-bold text-muted text-center pt-5 pb-3 d-flex align-items-center justify-content-center'>
+          {totalReferrals} referrals & {totalSats} sats in the last
+          <Select
+            groupClassName='mb-0 ml-2'
+            className='w-auto'
+            name='when'
+            size='sm'
+            items={['day', 'week', 'month', 'year', 'forever']}
+            onChange={(formik, e) => router.push(`/referrals/${e.target.value}`)}
+          />
+        </h4>
+      </Form>
+      <WhenComposedChart data={stats} lineNames={['sats']} barNames={['referrals']} />
+
+      <div
+        className='text-small pt-5 px-3 d-flex w-100 align-items-center'
+      >
+        <div className='nav-item text-muted pr-2' style={{ 'white-space': 'nowrap' }}>referral link:</div>
+        <CopyInput
+          size='sm'
+          groupClassName='mb-0 w-100'
+          readOnly
+          noForm
+          placeholder={`https://stacker.news/r/${me.name}`}
+        />
+      </div>
+      <ul className='py-3 text-muted'>
+        <li>{`appending /r/${me.name} to any SN link makes it a ref link`}
+          <ul>
+            <li>e.g. https://stacker.news/items/1/r/{me.name}</li>
+          </ul>
+        </li>
+        <li>earn 21% of boost and job fees spent by referred stackers</li>
+        <li>earn 2.1% of all tips received by referred stackers</li>
+        <li><Link href='/invites' passHref><a>invite links</a></Link> are also implicitly referral links</li>
+      </ul>
+    </LayoutCenter>
+  )
+}
--- a/pages/rewards.js
+++ b/pages/rewards.js
@ -0,0 +1,142 @@
+import { gql } from 'apollo-server-micro'
+import { useEffect, useRef, useState } from 'react'
+import { Button, InputGroup, Modal } from 'react-bootstrap'
+import { Cell, Pie, PieChart, ResponsiveContainer, Tooltip } from 'recharts'
+import { getGetServerSideProps } from '../api/ssrApollo'
+import { Form, Input, SubmitButton } from '../components/form'
+import LayoutCenter from '../components/layout-center'
+import * as Yup from 'yup'
+import { useMutation, useQuery } from '@apollo/client'
+import Link from 'next/link'
+
+const REWARDS = gql`
+{
+  expectedRewards {
+    total
+    sources {
+      name
+      value
+    }
+  }
+}
+`
+
+export const getServerSideProps = getGetServerSideProps(REWARDS)
+
+export default function Rewards ({ data: { expectedRewards: { total, sources } } }) {
+  const { data } = useQuery(REWARDS, { pollInterval: 1000 })
+
+  if (data) {
+    ({ expectedRewards: { total, sources } } = data)
+  }
+
+  return (
+    <LayoutCenter footerLinks>
+      <h4 className='font-weight-bold text-muted text-center'>
+        <div>{total} sats to be rewarded today</div>
+        <Link href='/faq#how-do-i-earn-sats-on-stacker-news' passHref>
+          <a className='text-reset'><small><small><small>learn about rewards</small></small></small></a>
+        </Link>
+      </h4>
+      <div className='my-3 w-100'>
+        <GrowthPieChart data={sources} />
+      </div>
+      <DonateButton />
+    </LayoutCenter>
+  )
+}
+
+const COLORS = [
+  'var(--secondary)',
+  'var(--info)',
+  'var(--success)',
+  'var(--boost)',
+  'var(--grey)'
+]
+
+function GrowthPieChart ({ data }) {
+  return (
+    <ResponsiveContainer width='100%' height={250} minWidth={200}>
+      <PieChart margin={{ top: 5, right: 5, bottom: 5, left: 5 }}>
+        <Pie
+          dataKey='value'
+          isAnimationActive={false}
+          data={data}
+          cx='50%'
+          cy='50%'
+          outerRadius={80}
+          fill='var(--secondary)'
+          label
+        >
+          {
+            data.map((entry, index) => (
+              <Cell key={`cell-${index}`} fill={COLORS[index]} />
+            ))
+          }
+        </Pie>
+        <Tooltip />
+      </PieChart>
+    </ResponsiveContainer>
+  )
+}
+
+export const DonateSchema = Yup.object({
+  amount: Yup.number().typeError('must be a number').required('required')
+    .positive('must be positive').integer('must be whole')
+})
+
+export function DonateButton () {
+  const [show, setShow] = useState(false)
+  const inputRef = useRef(null)
+  const [donateToRewards] = useMutation(
+    gql`
+      mutation donateToRewards($sats: Int!) {
+        donateToRewards(sats: $sats)
+      }`)
+
+  useEffect(() => {
+    inputRef.current?.focus()
+  }, [show])
+
+  return (
+    <>
+      <Button onClick={() => setShow(true)}>DONATE TO REWARDS</Button>
+      <Modal
+        show={show}
+        onHide={() => {
+          setShow(false)
+        }}
+      >
+        <div className='modal-close' onClick={() => setShow(false)}>X</div>
+        <Modal.Body>
+          <Form
+            initial={{
+              amount: 1000
+            }}
+            schema={DonateSchema}
+            onSubmit={async ({ amount }) => {
+              await donateToRewards({
+                variables: {
+                  sats: Number(amount)
+                }
+              })
+              setShow(false)
+            }}
+          >
+            <Input
+              label='amount'
+              name='amount'
+              innerRef={inputRef}
+              required
+              autoFocus
+              append={<InputGroup.Text className='text-monospace'>sats</InputGroup.Text>}
+            />
+            <div className='d-flex'>
+              <SubmitButton variant='success' className='ml-auto mt-1 px-4' value='TIP'>donate</SubmitButton>
+            </div>
+          </Form>
+        </Modal.Body>
+      </Modal>
+    </>
+  )
+}
--- a/pages/satistics.js
+++ b/pages/satistics.js
@ -15,7 +15,6 @@ import { useRouter } from 'next/router'
 import Item from '../components/item'
 import Comment from '../components/comment'
 import React from 'react'
-import Info from '../components/info'

 export const getServerSideProps = getGetServerSideProps(WALLET_HISTORY)

@ -98,6 +97,25 @@ function Detail ({ fact }) {
      </>
    )
  }
+  if (fact.type === 'donation') {
+    return (
+      <>
+        <div className={satusClass(fact.status)}>
+          You made a donation to <Link href='/rewards' passHref><a>daily rewards</a></Link>!
+        </div>
+      </>
+    )
+  }
+  if (fact.type === 'referral') {
+    return (
+      <>
+        <div className={satusClass(fact.status)}>
+          You stacked sats from <Link href='/referrals/month' passHref><a>a referral</a></Link>!
+        </div>
+      </>
+    )
+  }
+
  if (!fact.item) {
    return (
      <>
@ -145,6 +163,8 @@ export default function Satistics ({ data: { me, walletHistory: { facts, cursor
      case 'invoice':
        return `/${fact.type}s/${fact.factId}`
      case 'earn':
+      case 'donation':
+      case 'referral':
        return
      default:
        return `/items/${fact.factId}`
@ -201,11 +221,7 @@ export default function Satistics ({ data: { me, walletHistory: { facts, cursor
              <th className={styles.type}>type</th>
              <th>detail</th>
              <th className={styles.sats}>
-                <div>sats
-                  <Info>
-                    <div className='font-weight-bold'>Sats are rounded down from millisats to the nearest sat, so the actual amount might be slightly larger.</div>
-                  </Info>
-                </div>
+                sats
              </th>
            </tr>
          </thead>
@ -220,7 +236,7 @@ export default function Satistics ({ data: { me, walletHistory: { facts, cursor
                    <td className={styles.description}>
                      <Detail fact={f} />
                    </td>
-                    <td className={`${styles.sats} ${satusClass(f.status)}`}>{Math.floor(f.sats)}</td>
+                    <td className={`${styles.sats} ${satusClass(f.status)}`}>{f.sats}</td>
                  </tr>
                </Wrapper>
              )
--- a/pages/settings.js
+++ b/pages/settings.js
@ -14,6 +14,7 @@ import { useRouter } from 'next/router'
 import Info from '../components/info'
 import { CURRENCY_SYMBOLS } from '../components/price'
 import Link from 'next/link'
+import AccordianItem from '../components/accordian-item'

 export const getServerSideProps = getGetServerSideProps(SETTINGS)

@ -59,6 +60,7 @@ export default function Settings ({ data: { settings } }) {
        <Form
          initial={{
            tipDefault: settings?.tipDefault || 21,
+            turboTipping: settings?.turboTipping,
            fiatCurrency: settings?.fiatCurrency || 'USD',
            noteItemSats: settings?.noteItemSats,
            noteEarning: settings?.noteEarning,
@ -82,10 +84,44 @@ export default function Settings ({ data: { settings } }) {
          <Input
            label='tip default'
            name='tipDefault'
+            groupClassName='mb-0'
            required
            autoFocus
            append={<InputGroup.Text className='text-monospace'>sats</InputGroup.Text>}
+            hint={<small className='text-muted'>note: you can also press and hold the lightning bolt to tip custom amounts</small>}
          />
+          <div className='mb-2'>
+            <AccordianItem
+              show={settings?.turboTipping}
+              header={<div style={{ fontWeight: 'bold', fontSize: '92%' }}>advanced</div>}
+              body={<Checkbox
+                name='turboTipping'
+                label={
+                  <div className='d-flex align-items-center'>turbo tipping
+                    <Info>
+                      <ul className='font-weight-bold'>
+                        <li>Makes every additional bolt click raise your total tip to another 10x multiple of your default tip</li>
+                        <li>e.g. if your tip default is 10 sats
+                          <ul>
+                            <li>1st click: 10 sats total tipped</li>
+                            <li>2nd click: 100 sats total tipped</li>
+                            <li>3rd click: 1000 sats total tipped</li>
+                            <li>4th click: 10000 sats total tipped</li>
+                            <li>and so on ...</li>
+                          </ul>
+                        </li>
+                        <li>You can still custom tip via long press
+                          <ul>
+                            <li>the next bolt click rounds up to the next greatest 10x multiple of your default</li>
+                          </ul>
+                        </li>
+                      </ul>
+                    </Info>
+                  </div>
+                  }
+                    />}
+            />
+          </div>
          <Select
            label='fiat currency'
            name='fiatCurrency'
@ -110,7 +146,7 @@ export default function Settings ({ data: { settings } }) {
            groupClassName='mb-0'
          />
          <Checkbox
-            label='my invite links are redeemed'
+            label='someone joins using my invite or referral links'
            name='noteInvites'
            groupClassName='mb-0'
          />
--- a/pages/users/[when].js
+++ b/pages/users/[when].js
@ -1,11 +1,9 @@
 import { gql } from '@apollo/client'
 import { getGetServerSideProps } from '../../api/ssrApollo'
 import Layout from '../../components/layout'
-import { LineChart, Line, XAxis, YAxis, Tooltip, Legend, ResponsiveContainer, AreaChart, Area } from 'recharts'
 import { Col, Row } from 'react-bootstrap'
-import { abbrNum } from '../../lib/format'
 import { UsageHeader } from '../../components/usage-header'
-import { useRouter } from 'next/router'
+import { WhenLineChart, WhenAreaChart } from '../../components/when-charts'

 export const getServerSideProps = getGetServerSideProps(
  gql`
@ -55,46 +53,6 @@ export const getServerSideProps = getGetServerSideProps(
      }
    }`)

-// todo: this needs to accomodate hours, days, months now
-const dateFormatter = when => {
-  return timeStr => {
-    const date = new Date(timeStr)
-    switch (when) {
-      case 'week':
-      case 'month':
-        return `${('0' + (date.getUTCMonth() % 12 + 1)).slice(-2)}/${date.getUTCDate()}`
-      case 'year':
-      case 'forever':
-        return `${('0' + (date.getUTCMonth() % 12 + 1)).slice(-2)}/${String(date.getUTCFullYear()).slice(-2)}`
-      default:
-        return `${date.getHours() % 12 || 12}${date.getHours() >= 12 ? 'pm' : 'am'}`
-    }
-  }
-}
-
-function xAxisName (when) {
-  switch (when) {
-    case 'week':
-    case 'month':
-      return 'days'
-    case 'year':
-    case 'forever':
-      return 'months'
-    default:
-      return 'hours'
-  }
-}
-
-const transformData = data => {
-  return data.map(entry => {
-    const obj = { time: entry.time }
-    entry.data.forEach(entry1 => {
-      obj[entry1.name] = entry1.value
-    })
-    return obj
-  })
-}
-
 export default function Growth ({
  data: { registrationGrowth, itemGrowth, spendingGrowth, spenderGrowth, stackingGrowth, stackerGrowth }
 }) {
@ -104,111 +62,33 @@ export default function Growth ({
      <Row>
        <Col className='mt-3'>
          <div className='text-center text-muted font-weight-bold'>stackers</div>
-          <GrowthLineChart data={stackerGrowth} />
+          <WhenLineChart data={stackerGrowth} />
        </Col>
        <Col className='mt-3'>
          <div className='text-center text-muted font-weight-bold'>stacking</div>
-          <GrowthAreaChart data={stackingGrowth} />
+          <WhenAreaChart data={stackingGrowth} />
        </Col>
      </Row>
      <Row>
        <Col className='mt-3'>
          <div className='text-center text-muted font-weight-bold'>spenders</div>
-          <GrowthLineChart data={spenderGrowth} />
+          <WhenLineChart data={spenderGrowth} />
        </Col>
        <Col className='mt-3'>
          <div className='text-center text-muted font-weight-bold'>spending</div>
-          <GrowthAreaChart data={spendingGrowth} />
+          <WhenAreaChart data={spendingGrowth} />
        </Col>
      </Row>
      <Row>
        <Col className='mt-3'>
          <div className='text-center text-muted font-weight-bold'>registrations</div>
-          <GrowthAreaChart data={registrationGrowth} />
+          <WhenAreaChart data={registrationGrowth} />
        </Col>
        <Col className='mt-3'>
          <div className='text-center text-muted font-weight-bold'>items</div>
-          <GrowthAreaChart data={itemGrowth} />
+          <WhenAreaChart data={itemGrowth} />
        </Col>
      </Row>
    </Layout>
  )
 }
-
-const COLORS = [
-  'var(--secondary)',
-  'var(--info)',
-  'var(--success)',
-  'var(--boost)',
-  'var(--theme-grey)'
-]
-
-function GrowthAreaChart ({ data }) {
-  const router = useRouter()
-  if (!data || data.length === 0) {
-    return null
-  }
-  // transform data into expected shape
-  data = transformData(data)
-  // need to grab when
-  const when = router.query.when
-
-  return (
-    <ResponsiveContainer width='100%' height={300} minWidth={300}>
-      <AreaChart
-        data={data}
-        margin={{
-          top: 5,
-          right: 5,
-          left: 0,
-          bottom: 0
-        }}
-      >
-        <XAxis
-          dataKey='time' tickFormatter={dateFormatter(when)} name={xAxisName(when)}
-          tick={{ fill: 'var(--theme-grey)' }}
-        />
-        <YAxis tickFormatter={abbrNum} tick={{ fill: 'var(--theme-grey)' }} />
-        <Tooltip labelFormatter={dateFormatter(when)} contentStyle={{ color: 'var(--theme-color)', backgroundColor: 'var(--theme-body)' }} />
-        <Legend />
-        {Object.keys(data[0]).filter(v => v !== 'time' && v !== '__typename').map((v, i) =>
-          <Area key={v} type='monotone' dataKey={v} name={v} stackId='1' stroke={COLORS[i]} fill={COLORS[i]} />)}
-      </AreaChart>
-    </ResponsiveContainer>
-  )
-}
-
-function GrowthLineChart ({ data }) {
-  const router = useRouter()
-  if (!data || data.length === 0) {
-    return null
-  }
-  // transform data into expected shape
-  data = transformData(data)
-  // need to grab when
-  const when = router.query.when
-
-  return (
-    <ResponsiveContainer width='100%' height={300} minWidth={300}>
-      <LineChart
-        data={data}
-        margin={{
-          top: 5,
-          right: 5,
-          left: 0,
-          bottom: 0
-        }}
-      >
-        <XAxis
-          dataKey='time' tickFormatter={dateFormatter(when)} name={xAxisName(when)}
-          tick={{ fill: 'var(--theme-grey)' }}
-        />
-        <YAxis tickFormatter={abbrNum} tick={{ fill: 'var(--theme-grey)' }} />
-        <Tooltip labelFormatter={dateFormatter(when)} contentStyle={{ color: 'var(--theme-color)', backgroundColor: 'var(--theme-body)' }} />
-        <Legend />
-        {Object.keys(data[0]).filter(v => v !== 'time' && v !== '__typename').map((v, i) =>
-          <Line key={v} type='monotone' dataKey={v} name={v} stroke={COLORS[i]} fill={COLORS[i]} />)}
-      </LineChart>
-    </ResponsiveContainer>
-  )
-}
--- a/prisma/migrations/20221206213226_donate/migration.sql
+++ b/prisma/migrations/20221206213226_donate/migration.sql
@ -0,0 +1,39 @@
+-- CreateTable
+CREATE TABLE "Donation" (
+    "id" SERIAL NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "sats" INTEGER NOT NULL,
+    "userId" INTEGER NOT NULL,
+
+    PRIMARY KEY ("id")
+);
+
+-- AddForeignKey
+ALTER TABLE "Donation" ADD FOREIGN KEY ("userId") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+CREATE OR REPLACE FUNCTION donate(sats INTEGER, user_id INTEGER)
+RETURNS INTEGER
+LANGUAGE plpgsql
+AS $$
+DECLARE
+    user_sats INTEGER;
+BEGIN
+    PERFORM ASSERT_SERIALIZED();
+
+    SELECT msats / 1000
+    INTO user_sats
+    FROM users WHERE id = user_id;
+
+    IF sats > user_sats THEN
+        RAISE EXCEPTION 'SN_INSUFFICIENT_FUNDS';
+    END IF;
+
+    UPDATE users SET msats = msats - (sats * 1000) WHERE id = user_id;
+
+    INSERT INTO "Donate" (sats, "userId", created_at, updated_at)
+    VALUES (sats, user_id, now_utc(), now_utc());
+
+    RETURN sats;
+END;
+$$;
--- a/prisma/migrations/20221207212053_donate_func/migration.sql
+++ b/prisma/migrations/20221207212053_donate_func/migration.sql
@ -0,0 +1,25 @@
+CREATE OR REPLACE FUNCTION donate(sats INTEGER, user_id INTEGER)
+RETURNS INTEGER
+LANGUAGE plpgsql
+AS $$
+DECLARE
+    user_sats INTEGER;
+BEGIN
+    PERFORM ASSERT_SERIALIZED();
+
+    SELECT msats / 1000
+    INTO user_sats
+    FROM users WHERE id = user_id;
+
+    IF sats > user_sats THEN
+        RAISE EXCEPTION 'SN_INSUFFICIENT_FUNDS';
+    END IF;
+
+    UPDATE users SET msats = msats - (sats * 1000) WHERE id = user_id;
+
+    INSERT INTO "Donate" (sats, "userId", created_at, updated_at)
+    VALUES (sats, user_id, now_utc(), now_utc());
+
+    RETURN sats;
+END;
+$$;
--- a/prisma/migrations/20221208224752_turbo_tipping/migration.sql
+++ b/prisma/migrations/20221208224752_turbo_tipping/migration.sql
@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "users" ADD COLUMN     "turboTipping" BOOLEAN NOT NULL DEFAULT false;
--- a/prisma/migrations/20221209201457_donate_func2/migration.sql
+++ b/prisma/migrations/20221209201457_donate_func2/migration.sql
@ -0,0 +1,25 @@
+CREATE OR REPLACE FUNCTION donate(sats INTEGER, user_id INTEGER)
+RETURNS INTEGER
+LANGUAGE plpgsql
+AS $$
+DECLARE
+    user_sats INTEGER;
+BEGIN
+    PERFORM ASSERT_SERIALIZED();
+
+    SELECT msats / 1000
+    INTO user_sats
+    FROM users WHERE id = user_id;
+
+    IF sats > user_sats THEN
+        RAISE EXCEPTION 'SN_INSUFFICIENT_FUNDS';
+    END IF;
+
+    UPDATE users SET msats = msats - (sats * 1000) WHERE id = user_id;
+
+    INSERT INTO "Donation" (sats, "userId", created_at, updated_at)
+    VALUES (sats, user_id, now_utc(), now_utc());
+
+    RETURN sats;
+END;
+$$;
--- a/prisma/migrations/20221213220945_referral/migration.sql
+++ b/prisma/migrations/20221213220945_referral/migration.sql
@ -0,0 +1,5 @@
+-- AlterTable
+ALTER TABLE "users" ADD COLUMN "referrerId" INTEGER;
+
+-- AddForeignKey
+ALTER TABLE "users" ADD FOREIGN KEY ("referrerId") REFERENCES "users"("id") ON DELETE SET NULL ON UPDATE CASCADE;
--- a/prisma/migrations/20221214175911_referral_act/migration.sql
+++ b/prisma/migrations/20221214175911_referral_act/migration.sql
@ -0,0 +1,17 @@
+-- CreateTable
+CREATE TABLE "ReferralAct" (
+    "id" SERIAL NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "referrerId" INTEGER NOT NULL,
+    "itemActId" INTEGER NOT NULL,
+    "msats" BIGINT NOT NULL,
+
+    PRIMARY KEY ("id")
+);
+
+-- AddForeignKey
+ALTER TABLE "ReferralAct" ADD FOREIGN KEY ("referrerId") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "ReferralAct" ADD FOREIGN KEY ("itemActId") REFERENCES "ItemAct"("id") ON DELETE CASCADE ON UPDATE CASCADE;
--- a/prisma/migrations/20221214201527_referral_funcs/migration.sql
+++ b/prisma/migrations/20221214201527_referral_funcs/migration.sql
@ -0,0 +1,202 @@
+CREATE OR REPLACE FUNCTION referral_act(referrer_id INTEGER, item_act_id INTEGER)
+RETURNS INTEGER
+LANGUAGE plpgsql
+AS $$
+DECLARE
+    act_msats BIGINT;
+    referral_act "ItemActType";
+    referral_msats BIGINT;
+BEGIN
+    PERFORM ASSERT_SERIALIZED();
+
+    SELECT msats, act INTO act_msats, referral_act FROM "ItemAct" WHERE id = item_act_id;
+
+    IF referral_act IN ('FEE', 'BOOST', 'STREAM') THEN
+        referral_msats := CEIL(act_msats * .21);
+        INSERT INTO "ReferralAct" ("referrerId", "itemActId", msats, created_at, updated_at)
+            VALUES(referrer_id, item_act_id, referral_msats, now_utc(), now_utc());
+        UPDATE users
+        SET msats = msats + referral_msats, "stackedMsats" = "stackedMsats" + referral_msats
+        WHERE id = referrer_id;
+    END IF;
+
+    RETURN 0;
+END;
+$$;
+
+-- add referral act on item_act
+CREATE OR REPLACE FUNCTION item_act(item_id INTEGER, user_id INTEGER, act "ItemActType", act_sats INTEGER)
+RETURNS INTEGER
+LANGUAGE plpgsql
+AS $$
+DECLARE
+    user_msats BIGINT;
+    act_msats BIGINT;
+    fee_msats BIGINT;
+    item_act_id INTEGER;
+    referrer_id INTEGER;
+BEGIN
+    PERFORM ASSERT_SERIALIZED();
+
+    act_msats := act_sats * 1000;
+    SELECT msats, "referrerId" INTO user_msats, referrer_id FROM users WHERE id = user_id;
+    IF act_msats > user_msats THEN
+        RAISE EXCEPTION 'SN_INSUFFICIENT_FUNDS';
+    END IF;
+
+    -- deduct msats from actor
+    UPDATE users SET msats = msats - act_msats WHERE id = user_id;
+
+    IF act = 'VOTE' THEN
+        RAISE EXCEPTION 'SN_UNSUPPORTED';
+    END IF;
+
+    IF act = 'TIP' THEN
+        -- call to influence weightedVotes ... we need to do this before we record the acts because
+        -- the priors acts are taken into account
+        PERFORM weighted_votes_after_tip(item_id, user_id, act_sats);
+
+        -- take 10% and insert as FEE
+        fee_msats := CEIL(act_msats * 0.1);
+        act_msats := act_msats - fee_msats;
+
+        INSERT INTO "ItemAct" (msats, "itemId", "userId", act, created_at, updated_at)
+            VALUES (fee_msats, item_id, user_id, 'FEE', now_utc(), now_utc())
+            RETURNING id INTO item_act_id;
+
+        -- add sats to actee's balance and stacked count
+        UPDATE users
+        SET msats = msats + act_msats, "stackedMsats" = "stackedMsats" + act_msats
+        WHERE id = (SELECT COALESCE("fwdUserId", "userId") FROM "Item" WHERE id = item_id)
+        RETURNING "referrerId" INTO referrer_id;
+
+        -- leave the rest as a tip
+        INSERT INTO "ItemAct" (msats, "itemId", "userId", act, created_at, updated_at)
+        VALUES (act_msats, item_id, user_id, 'TIP', now_utc(), now_utc());
+
+        -- call to denormalize sats and commentSats
+        PERFORM sats_after_tip(item_id, user_id, act_msats + fee_msats);
+    ELSE -- BOOST, POLL, DONT_LIKE_THIS, STREAM
+        -- call to influence if DONT_LIKE_THIS weightedDownVotes
+        IF act = 'DONT_LIKE_THIS' THEN
+            -- make sure they haven't done this before
+            IF EXISTS (SELECT 1 FROM "ItemAct" WHERE "itemId" = item_id AND "userId" = user_id AND "ItemAct".act = 'DONT_LIKE_THIS') THEN
+                RAISE EXCEPTION 'SN_DUPLICATE';
+            END IF;
+
+            PERFORM weighted_downvotes_after_act(item_id, user_id, act_sats);
+        END IF;
+
+        INSERT INTO "ItemAct" (msats, "itemId", "userId", act, created_at, updated_at)
+            VALUES (act_msats, item_id, user_id, act, now_utc(), now_utc())
+            RETURNING id INTO item_act_id;
+    END IF;
+
+    -- they have a referrer and the referrer isn't the one tipping them
+    IF referrer_id IS NOT NULL AND user_id <> referrer_id THEN
+        PERFORM referral_act(referrer_id, item_act_id);
+    END IF;
+
+    RETURN 0;
+END;
+$$;
+
+CREATE OR REPLACE FUNCTION run_auction(item_id INTEGER) RETURNS void AS $$
+    DECLARE
+        bid_sats INTEGER;
+        user_msats BIGINT;
+        user_id INTEGER;
+        item_status "Status";
+        status_updated_at timestamp(3);
+    BEGIN
+        PERFORM ASSERT_SERIALIZED();
+
+        -- extract data we need
+        SELECT "maxBid", "userId", status, "statusUpdatedAt" INTO bid_sats, user_id, item_status, status_updated_at FROM "Item" WHERE id = item_id;
+        SELECT msats INTO user_msats FROM users WHERE id = user_id;
+
+        -- 0 bid items expire after 30 days unless updated
+        IF bid_sats = 0 THEN
+            IF item_status <> 'STOPPED' THEN
+                IF status_updated_at < now_utc() - INTERVAL '30 days' THEN
+                    UPDATE "Item" SET status = 'STOPPED', "statusUpdatedAt" = now_utc() WHERE id = item_id;
+                ELSEIF item_status = 'NOSATS' THEN
+                    UPDATE "Item" SET status = 'ACTIVE' WHERE id = item_id;
+                END IF;
+            END IF;
+            RETURN;
+        END IF;
+
+        -- check if user wallet has enough sats
+        IF bid_sats * 1000 > user_msats THEN
+            -- if not, set status = NOSATS and statusUpdatedAt to now_utc if not already set
+            IF item_status <> 'NOSATS' THEN
+                UPDATE "Item" SET status = 'NOSATS', "statusUpdatedAt" = now_utc() WHERE id = item_id;
+            END IF;
+        ELSE
+            PERFORM item_act(item_id, user_id, 'STREAM', bid_sats);
+
+            -- update item status = ACTIVE and statusUpdatedAt = now_utc if NOSATS
+            IF item_status = 'NOSATS' THEN
+                UPDATE "Item" SET status = 'ACTIVE', "statusUpdatedAt" = now_utc() WHERE id = item_id;
+            END IF;
+        END IF;
+    END;
+$$ LANGUAGE plpgsql;
+
+-- retro actively, turn all invites into referrals
+UPDATE users
+SET "referrerId" = subquery.inviter
+FROM (
+  SELECT invitees.id AS invitee, inviters.id AS inviter
+  FROM users invitees
+  JOIN "Invite" ON invitees."inviteId" = "Invite".id
+  JOIN users inviters ON inviters.id = "Invite"."userId") subquery
+WHERE id = subquery.invitee;
+
+-- make inviters referrers too
+CREATE OR REPLACE FUNCTION invite_drain(user_id INTEGER, invite_id TEXT)
+RETURNS INTEGER
+LANGUAGE plpgsql
+AS $$
+DECLARE
+    inviter_id   INTEGER;
+    inviter_sats INTEGER;
+    gift         INTEGER;
+BEGIN
+    PERFORM ASSERT_SERIALIZED();
+    -- check user was created in last hour
+    -- check user did not already redeem an invite
+    PERFORM FROM users
+    WHERE id = user_id AND users.created_at >= NOW() AT TIME ZONE 'UTC' - INTERVAL '1 HOUR'
+    AND users."inviteId" IS NULL;
+    IF NOT FOUND THEN
+        RAISE EXCEPTION 'SN_INELIGIBLE';
+    END IF;
+
+    -- check that invite has not reached limit
+    -- check that invite is not revoked
+    SELECT "Invite"."userId", "Invite".gift INTO inviter_id, gift FROM "Invite"
+    LEFT JOIN users ON users."inviteId" = invite_id
+    WHERE "Invite".id = invite_id AND NOT "Invite".revoked
+    GROUP BY "Invite".id
+    HAVING COUNT(DISTINCT users.id) < "Invite".limit OR "Invite".limit IS NULL;
+    IF NOT FOUND THEN
+        RAISE EXCEPTION 'SN_REVOKED_OR_EXHAUSTED';
+    END IF;
+
+    -- check that inviter has sufficient balance
+    SELECT (msats / 1000) INTO inviter_sats
+    FROM users WHERE id = inviter_id;
+    IF inviter_sats < gift THEN
+        RAISE EXCEPTION 'SN_REVOKED_OR_EXHAUSTED';
+    END IF;
+
+    -- subtract amount from inviter
+    UPDATE users SET msats = msats - (1000 * gift) WHERE id = inviter_id;
+    -- add amount to invitee
+    UPDATE users SET msats = msats + (1000 * gift), "inviteId" = invite_id, "referrerId" = inviter_id WHERE id = user_id;
+
+    RETURN 0;
+END;
+$$;
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@ -35,7 +35,6 @@ model User {
  freeComments    Int         @default(5)
  freePosts       Int         @default(2)
  checkedNotesAt  DateTime?
-  tipDefault      Int         @default(10)
  fiatCurrency    String      @default("USD")
  pubkey          String?     @unique
  trust           Float       @default(0)
@ -48,6 +47,15 @@ model User {
  upvotePopover Boolean @default(false)
  tipPopover    Boolean @default(false)

+  // referrals
+  referrer   User?  @relation("referrals", fields: [referrerId], references: [id])
+  referrerId Int?
+  referrees  User[] @relation("referrals")
+
+  // tip settings
+  tipDefault   Int     @default(10)
+  turboTipping Boolean @default(false)
+
  // notification settings
  noteItemSats       Boolean @default(true)
  noteEarning        Boolean @default(true)
@ -68,12 +76,23 @@ model User {
  Earn        Earn[]
  Upload      Upload[]      @relation(name: "Uploads")
  PollVote    PollVote[]
+  Donation    Donation[]
+  ReferralAct ReferralAct[]

  @@index([createdAt])
  @@index([inviteId])
  @@map(name: "users")
 }

+model Donation {
+  id        Int      @id @default(autoincrement())
+  createdAt DateTime @default(now()) @map(name: "created_at")
+  updatedAt DateTime @default(now()) @updatedAt @map(name: "updated_at")
+  sats      Int
+  userId    Int
+  user      User     @relation(fields: [userId], references: [id])
+}
+
 model Upload {
  id        Int      @id @default(autoincrement())
  createdAt DateTime @default(now()) @map(name: "created_at")
@ -305,6 +324,17 @@ model Pin {
  Item      Item[]
 }

+model ReferralAct {
+  id         Int      @id @default(autoincrement())
+  createdAt  DateTime @default(now()) @map(name: "created_at")
+  updatedAt  DateTime @default(now()) @updatedAt @map(name: "updated_at")
+  referrerId Int
+  referrer   User     @relation(fields: [referrerId], references: [id])
+  itemActId  Int
+  itemAct    ItemAct  @relation(fields: [itemActId], references: [id])
+  msats      BigInt
+}
+
 enum ItemActType {
  VOTE
  BOOST
@ -325,6 +355,7 @@ model ItemAct {
  itemId      Int
  user        User          @relation(fields: [userId], references: [id])
  userId      Int
+  ReferralAct ReferralAct[]

  @@index([itemId])
  @@index([userId])
--- a/svgs/share-fill.svg
+++ b/svgs/share-fill.svg
@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24"><path fill="none" d="M0 0h24v24H0z"/><path d="M13.576 17.271l-5.11-2.787a3.5 3.5 0 1 1 0-4.968l5.11-2.787a3.5 3.5 0 1 1 .958 1.755l-5.11 2.787a3.514 3.514 0 0 1 0 1.458l5.11 2.787a3.5 3.5 0 1 1-.958 1.755z"/></svg>
--- a/svgs/share-forward-fill.svg
+++ b/svgs/share-forward-fill.svg
@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24"><path fill="none" d="M0 0h24v24H0z"/><path d="M13 14h-2a8.999 8.999 0 0 0-7.968 4.81A10.136 10.136 0 0 1 3 18C3 12.477 7.477 8 13 8V3l10 8-10 8v-5z"/></svg>
--- a/worker/earn.js
+++ b/worker/earn.js
@ -10,13 +10,20 @@ function earn ({ models }) {
    console.log('running', name)

    // compute how much sn earned today
-    const [{ sum }] = await models.$queryRaw`
-        SELECT sum("ItemAct".msats)
+    let [{ sum }] = await models.$queryRaw`
+        SELECT coalesce(sum("ItemAct".msats - coalesce("ReferralAct".msats, 0)), 0) as sum
        FROM "ItemAct"
-        JOIN "Item" on "ItemAct"."itemId" = "Item".id
+        JOIN "Item" ON "ItemAct"."itemId" = "Item".id
+        LEFT JOIN "ReferralAct" ON "ItemAct".id = "ReferralAct"."itemActId"
        WHERE "ItemAct".act <> 'TIP'
          AND "ItemAct".created_at > now_utc() - INTERVAL '1 day'`

+    const [{ sum: donatedSum }] = await models.$queryRaw`
+      SELECT coalesce(sum(sats), 0) as sum
+      FROM "Donation"
+      WHERE created_at > now_utc() - INTERVAL '1 day'`
+    sum += donatedSum * 1000
+
    /*
      How earnings work:
      1/3: top 21% posts over last 36 hours, scored on a relative basis
				`@ -0,0 +1 @@`
				`<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24"><path fill="none" d="M0 0h24v24H0z"/><path d="M13.576 17.271l-5.11-2.787a3.5 3.5 0 1 1 0-4.968l5.11-2.787a3.5 3.5 0 1 1 .958 1.755l-5.11 2.787a3.514 3.514 0 0 1 0 1.458l5.11 2.787a3.5 3.5 0 1 1-.958 1.755z"/></svg>`