feat(dm): standard forecast added in rest of migration to come

backend/logistics/logistics.dm.forecast.route.ts

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+import { Router } from "express";
+import multer from "multer";
+import { requireAuth } from "../middleware/auth.middleware.js";
+import { apiReturn } from "../utils/returnHelper.utils.js";
+import { standardForecast } from "./logsitcs.dm.forecast.map.standard.js";
+
+type ForecastResult = {
+	success?: boolean;
+	message?: string;
+	data?: unknown;
+};
+
+const r = Router();
+
+const upload = multer({
+	storage: multer.memoryStorage(),
+});
+
+r.post("/", requireAuth, upload.single("file"), async (req, res) => {
+	if (!req.file) {
+		return apiReturn(res, {
+			success: false,
+			level: "error",
+			module: "dm",
+			subModule: "forecast",
+			message: "A file must be added to be able to run the forecast.",
+			data: [],
+			status: 400,
+		});
+	}
+
+	const { fileType } = req.body;
+
+	if (typeof fileType !== "string") {
+		return apiReturn(res, {
+			success: false,
+			level: "error",
+			module: "dm",
+			subModule: "forecast",
+			message: "A fileType must be provided.",
+			data: [],
+			status: 400,
+		});
+	}
+
+	//console.log("fileType:", req.body.fileType);
+
+	let result: ForecastResult;
+
+	switch (fileType) {
+		case "standard":
+			result = await standardForecast(req.file, req.user);
+			break;
+
+		case "loreal":
+			`result = await lorealForecast(req.file, req.user);`;
+			result = { success: true, message: "standardForecast", data: [] };
+			break;
+
+		case "pg":
+			`result = await pNgForecast(req.file, req.user);`;
+			result = { success: true, message: "standardForecast", data: [] };
+			break;
+
+		case "energizer":
+			`result = await energizerForecast(req.file, req.user);`;
+			result = { success: true, message: "standardForecast", data: [] };
+			break;
+
+		default:
+			return apiReturn(res, {
+				success: false,
+				level: "error",
+				module: "dm",
+				subModule: "forecast",
+				message: `Invalid fileType: ${fileType}`,
+				data: [],
+				status: 400,
+			});
+	}
+
+	return apiReturn(res, {
+		success: result.success ?? false,
+		level: result.success ? "info" : "error",
+		module: "dm",
+		subModule: "forecast",
+		message: result.success
+			? "The forecast was accepted by Alplaprod 2.0 please check to make sure everything processed properly."
+			: (result.message as string),
+		data: result.data ?? ([] as any),
+		status: result.success ? 200 : 500,
+	});
+});
+
+export default r;

backend/logistics/logistics.dm.postForecast.ts

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+import { db } from "../db/db.controller.js";
+import { forecastImport } from "../db/schema/forecastImports.schema.js";
+import { runProdApi } from "../utils/prodEndpoint.utils.js";
+import { returnFunc } from "../utils/returnHelper.utils.js";
+
+export const postForecast = async (data: any, user: any) => {
+	const forecast = await runProdApi(
+		{
+			method: "post",
+			endpoint: "/public/v1.0/DemandManagement/DELFOR",
+			data: [data],
+		},
+		"Forecast post",
+	);
+
+	if (!forecast?.success) {
+		return returnFunc({
+			success: false,
+			level: "error",
+			module: "dm",
+			subModule: "forecast",
+			message: forecast?.message ?? "Error in posting the forecast data",
+			data: forecast?.data ?? [],
+			notify: false,
+		});
+	}
+
+	if (forecast.success) {
+		await db.insert(forecastImport).values({
+			receivingPlantId: data.receivingPlantId ?? "test1",
+			documentName: data.documentName ?? "forecast-data-missing",
+			sender: data.sender ?? "lst-user",
+			customerId: data.customerId ?? "0",
+			rawData: data ?? [],
+			add_user: user.username ?? undefined,
+			upd_user: user.username ?? undefined,
+		});
+
+		return returnFunc({
+			success: true,
+			level: "info",
+			module: "dm",
+			subModule: "forecast",
+			message: forecast?.message ?? "",
+			data: data ?? [],
+			notify: false,
+		});
+	}
+};

backend/logistics/logistics.dm.template.route.ts

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+import { format } from "date-fns";
+import { Router } from "express";
+import { requireAuth } from "../middleware/auth.middleware.js";
+import { excelTemplate, type Template } from "../utils/excelTemplates.utils.js";
+import { apiReturn } from "../utils/returnHelper.utils.js";
+import { tryCatch } from "../utils/trycatch.utils.js";
+
+const r = Router();
+
+r.get("/", requireAuth, async (req, res) => {
+	const { filename } = req.query;
+
+	const templateNames = ["orders", "forecast"];
+	if (typeof filename !== "string" || !templateNames.includes(filename)) {
+		return apiReturn(res, {
+			success: false,
+			level: "error",
+			module: "dm",
+			subModule: "template",
+			message: "You are required to pass over the template name.",
+			data: [],
+			status: 500,
+		});
+	}
+
+	const name = `${filename}-Template-${format(
+		new Date(Date.now()),
+		"M-d-yyyy",
+	)}.xlsx`;
+
+	const standardHeaders = [
+		"CustomerArticleNumber",
+		"CustomerOrderNumber",
+		"CustomerLineNumber",
+		"CustomerRealeaseNumber",
+		"Quantity",
+		"DeliveryDate",
+		"CustomerID",
+		"Remark",
+		// "InvoiceID",
+	];
+
+	const forecastHeaders = [
+		"CustomerArticleNumber",
+		"Quantity",
+		"RequirementDate",
+		"CustomerID",
+	];
+
+	const template = {
+		name,
+		headers: filename === "orders" ? standardHeaders : forecastHeaders,
+	} as Template;
+
+	//console.log(template);
+	const { data, error } = await tryCatch(excelTemplate(template));
+
+	if (error || !data) {
+		return apiReturn(res, {
+			success: false,
+			level: "error",
+			module: "dm",
+			subModule: "template",
+			message: "There was an error creating the Excel template.",
+			data: [],
+			status: 500,
+		});
+	}
+
+	res.set({
+		"Content-Type":
+			"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+		"Content-Disposition": `attachment; filename="${name}"`,
+	});
+
+	return res.status(200).send(data);
+});
+
+export default r;

backend/logistics/logistics.routes.ts

@@ -0,0 +1,21 @@
+import type { Express } from "express";
+import { featureCheck } from "../middleware/featureActive.middleware.js";
+import forecast from "./logistics.dm.forecast.route.js";
+import createTemplate from "./logistics.dm.template.route.js";
+
+export const setupLogisticsRoutes = (baseUrl: string, app: Express) => {
+	//stats will be like this as we dont need to change this
+
+	app.use(
+		`${baseUrl}/api/logistics/dm/template`,
+		featureCheck("demandManagement"),
+		createTemplate,
+	);
+	app.use(
+		`${baseUrl}/api/logistics/dm/forecast`,
+		featureCheck("demandManagement"),
+		forecast,
+	);
+
+	// all other system should be under /api/system/*
+};

backend/logistics/logsitcs.dm.forecast.map.standard.ts

@@ -0,0 +1,97 @@
+import * as XLSX from "xlsx";
+import { excelDateStuff } from "../utils/excelToDate.utils.js";
+import { postForecast } from "./logistics.dm.postForecast.js";
+export const standardForecast = async (data: any, user: any) => {
+	/**
+	 * Post a standard forecast based on the standard template.
+	 */
+
+	const plantToken = process.env.PROD_PLANT_TOKEN;
+
+	//const arrayBuffer = await data.arrayBuffer();
+	const buffer = Buffer.from(data.buffer);
+
+	const workbook = XLSX.read(buffer, { type: "buffer" });
+
+	const sheetName = workbook.SheetNames[0] as string;
+	const sheet = workbook.Sheets[sheetName] as any;
+
+	const headers = [
+		"CustomerArticleNumber",
+		"Quantity",
+		"RequirementDate",
+		"CustomerID",
+	];
+
+	const forecastData: any = XLSX.utils.sheet_to_json(sheet, {
+		defval: "",
+		header: headers,
+		range: 1,
+	});
+
+	const groupedByCustomer: any = forecastData.reduce((acc: any, item: any) => {
+		const id = item.CustomerID;
+		if (!acc[id]) {
+			acc[id] = [];
+		}
+		acc[id].push(item);
+		return acc;
+	}, {});
+
+	const foreCastData: any = [];
+
+	for (const [customerID, forecast] of Object.entries(groupedByCustomer)) {
+		//console.log(`Running for Customer ID: ${customerID}`);
+		const newForecast: any = forecast;
+
+		const predefinedObject = {
+			receivingPlantId: plantToken,
+			documentName: `ForecastFromLST-${new Date(Date.now()).toLocaleString(
+				"en-US",
+			)}`,
+			sender: user.username || "lst-system",
+			customerId: customerID,
+			positions: [],
+		};
+
+		// map everything out for each order
+		const nForecast = newForecast.map((o: any) => {
+			// const invoice = i.filter(
+			//     (i: any) => i.deliveryAddress === parseInt(customerID)
+			// );
+			// if (!invoice) {
+			//     return;
+			// }
+			return {
+				customerArticleNo: o.CustomerArticleNumber,
+				requirementDate: excelDateStuff(parseInt(o.RequirementDate)),
+				quantity: o.Quantity,
+			};
+		});
+
+		// do that fun combining thing
+		const updatedPredefinedObject = {
+			...predefinedObject,
+			positions: [...predefinedObject.positions, ...nForecast],
+		};
+
+		//console.log(updatedPredefinedObject);
+
+		// post the orders to the server
+		const posting: any = await postForecast(updatedPredefinedObject, user);
+
+		foreCastData.push({
+			customer: customerID,
+			//totalOrders: orders?.length(),
+			success: posting.success,
+			message: posting.message,
+			data: posting.data,
+		});
+	}
+
+	return {
+		success: foreCastData[0].success,
+		message: foreCastData[0].message,
+		data: foreCastData,
+	};
+};