Files
mbmanager-api/components/transaction/transactionService.js
T

121 lines
4.0 KiB
JavaScript

const Transaction = require('./transactionModel')
const Belonging = require('../belonging/belongingModel')
const AppError = require('../../globalErrorHandler/AppError')
const mongoose = require('mongoose')
const ObjectID = mongoose.Schema.Types.ObjectId
const { client } = require('../../setup/typesense')
const TsApiFeatures = require('../../utils/TsApiFeatures')
const createTransaction = async (data) => {
if (data.type == 'withdraw') {
// Aggregate transactions to calculate inventory
const result = await Transaction.aggregate([
{
$match: {
belongingId: ObjectID,
status: 'finished',
},
},
{
$group: {
_id: '$belongingId',
totalInventory: {
$sum: '$value',
},
},
},
])
if (result[0].totalInventory <= 0) throw new AppError('Invalid Transaction', 404, {})
}
return Transaction.create({
type: data.type,
status: data.status,
source: data.source,
value: data.type === 'withdraw' ? data.value * -1 : data.value,
date: data.Date,
description: data.description,
userId: data.userId,
belongingId: data.belongingId,
})
}
const getUserTransaction = async (userId) => {
return Transaction.find({ userId }, null, null)
}
const getBelongingInventory = async (belongingId) => {
const belonging = await Belonging.findById(belongingId, null, null)
if (!belonging) {
throw new AppError('NoBelongingFound', 404, {})
}
// Simplified aggregation to calculate inventory metrics
const result = await Transaction.aggregate([
{
$match: {
belongingId: ObjectID,
$or: [{ status: 'finished' }, { status: 'pending' }],
},
},
{
$facet: {
// Calculate total inventory from finished transactions
finishedInventory: [
{ $match: { status: 'finished' } },
{
$group: {
_id: null,
total: { $sum: '$value' },
},
},
],
// Calculate pending deposits
pendingDepositsInventory: [
{
$match: {
status: 'pending',
type: 'deposit',
},
},
{
$group: {
_id: null,
total: { $sum: '$value' },
},
},
],
// Calculate pending withdrawals
pendingWithdrawsInventory: [
{
$match: {
status: 'pending',
type: 'withdraw',
},
},
{
$group: {
_id: null,
total: { $sum: '$value' },
},
},
],
},
},
{
// Restructure the output to get only the values
$project: {
finishedInventory: { $ifNull: [{ $arrayElemAt: ['$finishedInventory.total', 0] }, 0] },
pendingDepositsInventory: { $ifNull: [{ $arrayElemAt: ['$pendingDepositsInventory.total', 0] }, 0] },
pendingWithdrawsInventory: { $ifNull: [{ $arrayElemAt: ['$pendingWithdrawsInventory.total', 0] }, 0] },
},
},
])
return { belongingCode: belonging.belongingCode, ...result[0] }
}
module.exports = { createTransaction, getUserTransaction, getBelongingInventory }