wages/backend/src/routes/net-sales.js

58 lines
2.3 KiB
JavaScript

import { requireAuth, requireCap } from '../auth.js'
import { getConfig } from '../db.js'
async function fcFetch(path) {
const apiKey = await getConfig('forecasting_api_key')
const baseUrl = (await getConfig('forecasting_url')) || 'http://10.10.10.113:3080'
if (!apiKey) throw new Error('Forecasting API key not configured — add it in Settings')
const res = await fetch(`${baseUrl}/forecasting/api/public${path}`, {
headers: { 'X-API-Key': apiKey },
signal: AbortSignal.timeout(15000),
})
if (!res.ok) throw new Error(`Forecasting API ${res.status}${path}`)
return res.json()
}
function daysBetween(from, to) {
const a = new Date(from + 'T00:00:00')
const b = new Date(to + 'T00:00:00')
return Math.max(1, Math.ceil((b - a) / 86_400_000) + 1)
}
export async function netSalesRoutes(fastify) {
fastify.addHook('preHandler', requireAuth)
// Returns daily net sales and prior-year net sales for a date range.
fastify.get('/api/net-sales', { preHandler: requireCap('view') }, async (request, reply) => {
const { from, to } = request.query
if (!from || !to) return reply.status(400).send({ error: 'from and to required' })
const MAX_DAYS = 365
const totalDays = daysBetween(from, to)
const allDays = []
// Batch into ≤365-day chunks if range exceeds API limit
let batchStart = new Date(from + 'T00:00:00')
const end = new Date(to + 'T00:00:00')
while (batchStart <= end) {
const remaining = Math.ceil((end - batchStart) / 86_400_000) + 1
const batchDays = Math.min(remaining, MAX_DAYS)
const startStr = batchStart.toISOString().slice(0, 10)
const data = await fcFetch(`/forecast/revenue?start_date=${startStr}&days=${batchDays}&type=all&dow_align=true`)
for (const d of (data?.data ?? [])) {
allDays.push({
date: d.date,
net_sales: parseFloat(d.total?.otb ?? 0),
py_sales: parseFloat(d.total?.prior_final ?? 0),
accom: parseFloat(d.accom?.otb ?? 0),
dry: parseFloat(d.dry?.otb ?? 0),
wet: parseFloat(d.wet?.otb ?? 0),
is_past: d.is_past ?? true,
})
}
batchStart.setDate(batchStart.getDate() + batchDays)
}
return { days: allDays }
})
}