Files
route-commerce/src/app/api/wholesale/invoice/[orderId]/pdf/route.ts
T

228 lines
7.7 KiB
TypeScript

import { NextRequest, NextResponse } from "next/server";
import { PDFDocument, rgb, StandardFonts } from "pdf-lib";
import { getAdminUser } from "@/lib/admin-permissions";
import { formatDate } from "@/lib/format-date";
import { pool } from "@/lib/db";
type OrderRow = {
id: string;
invoice_number: string | null;
company_name: string;
contact_name: string | null;
email: string;
anticipated_pickup_date: string | null;
subtotal: number;
deposit_paid: number;
balance_due: number;
items: Array<{ product_name: string; quantity: number; unit_price: number; line_total: number }>;
created_at: string;
brand_id: string;
};
type InvoiceSettings = {
invoice_business_name?: string;
invoice_business_address?: string;
invoice_business_phone?: string;
invoice_business_email?: string;
invoice_business_website?: string;
};
export async function GET(
req: NextRequest,
{ params }: { params: Promise<{ orderId: string }> }
) {
const { orderId } = await params;
const token = req.nextUrl.searchParams.get("token");
// ── Token-based customer download ────────────────────────────────────────────
if (token) {
// Look up order by ID + token. The invoice_token is checked server-side.
const tokenRes = await pool.query<{ brand_id: string }>(
"SELECT brand_id FROM wholesale_orders WHERE id = $1 AND invoice_token = $2 LIMIT 1",
[orderId, token]
);
if (tokenRes.rows.length === 0) {
return new NextResponse("Not found", { status: 404 });
}
// Proceed to generate PDF — order token is verified
const brandId = tokenRes.rows[0].brand_id;
// Fetch full order data for PDF
const fullRes = await pool.query<OrderRow>(
"SELECT * FROM get_wholesale_orders($1)",
[brandId]
);
const allOrders = fullRes.rows;
const order = allOrders.find(o => o.id === orderId);
if (!order) {
return new NextResponse("Not found", { status: 404 });
}
// Fetch brand-specific settings for invoice header
const settingsRes = await pool.query<InvoiceSettings>(
"SELECT * FROM get_wholesale_settings($1)",
[brandId]
);
const settings = settingsRes.rows[0] ?? {};
const pdfBytes = await buildInvoicePdf(order, settings);
return new NextResponse(Buffer.from(pdfBytes), {
headers: {
"Content-Type": "application/pdf",
"Content-Disposition": `inline; filename="invoice-${order.invoice_number ?? orderId.slice(0, 8)}.pdf"`,
},
});
}
// ── Admin / no-token path — requires admin auth + brand scoping ─────────────
const adminUser = await getAdminUser();
if (!adminUser) {
return new NextResponse("Unauthorized", { status: 401 });
}
if (!adminUser.can_manage_orders && !adminUser.can_manage_reports) {
return new NextResponse("Forbidden", { status: 403 });
}
// Fetch the order directly by ID with brand scoping
const orderRes = await pool.query<OrderRow>(
"SELECT * FROM get_wholesale_orders($1)",
[adminUser.brand_id ?? null]
);
const orders = orderRes.rows;
const order = orders.find(o => o.id === orderId);
if (!order) {
return new NextResponse("Order not found", { status: 404 });
}
const settingsRes = await pool.query<InvoiceSettings>(
"SELECT * FROM get_wholesale_settings($1)",
[order.brand_id]
);
const settings = settingsRes.rows[0] ?? {};
const pdfBytes = await buildInvoicePdf(order, settings);
return new NextResponse(Buffer.from(pdfBytes), {
headers: {
"Content-Type": "application/pdf",
"Content-Disposition": `inline; filename="invoice-${order.invoice_number ?? orderId.slice(0, 8)}.pdf"`,
},
});
}
async function buildInvoicePdf(order: OrderRow, settings: InvoiceSettings) {
const pdfDoc = await PDFDocument.create();
const helvetica = await pdfDoc.embedFont(StandardFonts.Helvetica);
const helveticaBold = await pdfDoc.embedFont(StandardFonts.HelveticaBold);
const page = pdfDoc.addPage([612, 792]);
const { width, height } = page.getSize();
const margin = 50;
let y = height - margin;
const text = (font: typeof helvetica, size: number, content: string, x: number, lineHeight?: number) => {
page.drawText(content, { x, y, font, size });
y -= (lineHeight ?? size * 1.4);
};
const drawLine = () => {
page.drawLine({ start: { x: margin, y }, end: { x: width - margin, y }, thickness: 0.5, color: rgb(0.8, 0.8, 0.8) });
y -= 10;
};
const businessName = settings.invoice_business_name || "Wholesale Portal";
const businessAddress = settings.invoice_business_address;
const businessPhone = settings.invoice_business_phone;
const businessEmail = settings.invoice_business_email;
const businessWebsite = settings.invoice_business_website;
// Header
text(helveticaBold, 18, businessName, margin);
y -= 8;
if (businessAddress) {
const lines = businessAddress.split("\n");
for (const line of lines) {
text(helvetica, 9, line, margin);
}
}
if (businessPhone) text(helvetica, 9, businessPhone, margin);
if (businessEmail) text(helvetica, 9, businessEmail, margin);
if (businessWebsite) text(helvetica, 9, businessWebsite, margin);
y -= 4;
text(helvetica, 10, `Invoice: ${order.invoice_number ?? ""}`, margin);
text(helvetica, 10, `Date: ${formatDate(new Date(order.created_at))}`, margin);
if (order.anticipated_pickup_date) {
text(helvetica, 10, `Pickup: ${order.anticipated_pickup_date}`, margin);
}
y -= 10;
drawLine();
// Bill To
text(helveticaBold, 11, "Bill To:", margin);
text(helvetica, 10, order.company_name, margin);
if (order.contact_name) text(helvetica, 10, order.contact_name, margin);
text(helvetica, 10, order.email, margin);
y -= 10;
drawLine();
// Column headers
const colX = { product: margin, qty: 340, price: 400, total: 480 };
text(helveticaBold, 9, "Product", colX.product);
text(helveticaBold, 9, "Qty", colX.qty);
text(helveticaBold, 9, "Price", colX.price);
text(helveticaBold, 9, "Total", colX.total);
y += 4;
drawLine();
// Line items
for (const item of order.items) {
const lineTotal = typeof item.line_total === "number" ? item.line_total : parseFloat(item.line_total) || 0;
const qty = typeof item.quantity === "number" ? item.quantity : parseFloat(item.quantity) || 0;
const unitPrice = typeof item.unit_price === "number" ? item.unit_price : parseFloat(item.unit_price) || 0;
text(helvetica, 9, (item.product_name ?? "Product").slice(0, 40), colX.product);
text(helvetica, 9, qty.toString(), colX.qty);
text(helvetica, 9, `$${unitPrice.toFixed(2)}`, colX.price);
text(helvetica, 9, `$${lineTotal.toFixed(2)}`, colX.total);
y -= 18;
}
y -= 5;
drawLine();
// Totals
const subtotal = typeof order.subtotal === "number" ? order.subtotal : parseFloat(order.subtotal) || 0;
const depositPaid = typeof order.deposit_paid === "number" ? order.deposit_paid : parseFloat(order.deposit_paid) || 0;
const balanceDue = typeof order.balance_due === "number" ? order.balance_due : parseFloat(order.balance_due) || 0;
y -= 8;
text(helvetica, 10, "Subtotal:", 340);
text(helvetica, 10, `$${subtotal.toFixed(2)}`, 480);
y -= 16;
text(helvetica, 10, "Deposit Paid:", 340);
text(helvetica, 10, `$${depositPaid.toFixed(2)}`, 480);
y -= 16;
page.drawText("Balance Due:", { x: 340, y, font: helveticaBold, size: 11 });
page.drawText(`$${balanceDue.toFixed(2)}`, { x: 480, y, font: helveticaBold, size: 11 });
y -= 30;
drawLine();
// Footer
text(helvetica, 8, "Thank you for your wholesale order.", margin);
y -= 6;
text(helvetica, 8, "Questions? Contact us at the email on file.", margin);
return pdfDoc.save();
}