81 lines
2.3 KiB
JavaScript
81 lines
2.3 KiB
JavaScript
const db = require('./db')
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const uuid = require('uuid')
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const _ = require('lodash/fp')
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const BN = require('./bn')
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const anonymous = require('../lib/constants').anonymousCustomer
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const NUM_RESULTS = 20
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function add (customer) {
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const sql = 'insert into customers (id, phone, phone_at) values ($1, $2, now()) returning *'
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return db.one(sql, [uuid.v4(), customer.phone])
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}
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function get (phone) {
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const sql = 'select id, phone from customers where phone=$1'
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return db.oneOrNone(sql, [phone])
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.then(customer => {
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if (!customer) return
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return getDailyVolume(customer.id).then(dailyVolume => {
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return _.set('dailyVolume', dailyVolume, customer)
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})
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})
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}
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/**
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* Patch Customer
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* Note: Currently patching only authorized_verified field
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*
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* @param {string} id Customer's id
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* @param {object} values Values to patch
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* @returns {object} Updated customer
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*/
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function patch (id, values) {
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const sql = 'update customers set authorized_override=$2 where id=$1 returning *'
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return db.oneOrNone(sql, [id, values.authorized_override])
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}
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function getById (id) {
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const sql = 'select * from customers where id=$1'
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return db.oneOrNone(sql, [id])
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}
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function getDailyVolume (id) {
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return Promise.all([
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db.one(`select coalesce(sum(fiat), 0) as total from cash_in_txs
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where customer_id=$1
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and created > now() - interval '1 day'`, [id]),
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db.one(`select coalesce(sum(fiat), 0) as total from cash_out_txs
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where customer_id=$1
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and created > now() - interval '1 day'`, [id])
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]).then(([cashInTotal, cashOutTotal]) => {
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return BN(cashInTotal.total).add(cashOutTotal.total)
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})
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}
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/**
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* Query all customers
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*
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* Add status as computed column,
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* which will indicate the name of the latest
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* compliance verfication completed by user.
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*
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* @returns {array} Array of customers populated with status field
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*/
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function batch () {
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const sql = `select
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CASE GREATEST(
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phone_at,
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id_card_at,
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front_facing_cam_at,
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id_card_image_at
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)
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WHEN phone_at THEN 'Phone'
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WHEN id_card_at THEN 'ID card'
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WHEN front_facing_cam_at THEN 'Front facing camera'
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WHEN id_card_image_at THEN 'ID card image'
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END AS status, * from customers
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where id != $1
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order by created desc limit $2`
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return db.any(sql, [ anonymous.uuid, NUM_RESULTS ])
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}
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module.exports = { add, get, batch, getById, patch}
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