hwinkel
411 lines
16 KiB
TypeScript
411 lines
16 KiB
TypeScript
import { useState, useCallback } from "react";
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import { Link, useLoaderData, useRevalidator } from "react-router";
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import { requireUser } from "@/session.server";
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import prisma from "@/lib/prisma.server";
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import { Card, CardContent } from "@/components/ui/card";
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import { ChevronLeft, Loader2 } from "lucide-react";
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import { formatCurrency } from "@/lib/tax";
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import { EINNAHME_KATEGORIEN, EINNAHME_LABELS, type EinnahmeKategorieKey } from "@/lib/einnahmen";
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export const handle = {
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breadcrumbs: (data: { companyId: string; companyName: string }) => [
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{ label: "Mandanten", href: "/companies" },
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{ label: data.companyName, href: `/companies/${data.companyId}` },
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{ label: "Sonstige Einnahmen" },
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],
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};
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const MONTHS = ["Jan", "Feb", "Mär", "Apr", "Mai", "Jun", "Jul", "Aug", "Sep", "Okt", "Nov", "Dez"];
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interface Einnahme {
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id: string;
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kategorie: EinnahmeKategorieKey;
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betrag: number;
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datum: string;
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}
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type GridCell = { ids: string[]; betrag: number };
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type GridData = Record<string, Record<number, GridCell>>;
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/**
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* Builds a grid data structure from the given einnahmen array.
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* The grid has the shape of { [kategorie]: { [month]: { ids: string[]; betrag: number } } }
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* where each month has a list of einnahmen ids and the sum of their betrage.
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*
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* @param {Einnahme[]} einnahmen - The array of einnahmen to build the grid from.
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* @returns {GridData} - The built grid data structure.
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*/
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function buildGrid(einnahmen: Einnahme[]): GridData {
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const grid: GridData = {};
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for (const k of EINNAHME_KATEGORIEN) {
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grid[k] = {};
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for (let m = 1; m <= 12; m++) grid[k][m] = { ids: [], betrag: 0 };
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}
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for (const e of einnahmen) {
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const month = new Date(e.datum).getMonth() + 1;
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if (grid[e.kategorie]?.[month] !== undefined) {
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grid[e.kategorie][month].ids.push(e.id);
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grid[e.kategorie][month].betrag += e.betrag;
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}
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}
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return grid;
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}
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/**
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* Loads the data for the EinnahmenPage.
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*
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* @param {Request} request - The request object.
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* @param {Object} params - The route parameters.
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* @param {string} params.id - The id of the company.
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*
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* @returns {Promise<Object>} - A promise resolving to an object containing the company data and the initial year.
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*
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* @throws {Response} - If the company is not found.
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*/
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export async function loader({ request, params }: { request: Request; params: { id: string } }) {
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const user = await requireUser(request);
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const company = await prisma.company.findFirst({
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where: { id: params.id, userId: user.id },
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select: { id: true, name: true },
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});
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if (!company) throw new Response("Not Found", { status: 404 });
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const year = new Date().getFullYear();
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const einnahmen = await prisma.betriebseinnahme.findMany({
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where: {
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companyId: params.id,
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datum: { gte: new Date(`${year}-01-01`), lt: new Date(`${year + 1}-01-01`) },
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},
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orderBy: { datum: "asc" },
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});
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return {
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companyId: company.id,
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companyName: company.name,
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initialYear: year,
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einnahmen: einnahmen.map((e) => ({
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id: e.id,
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kategorie: e.kategorie as EinnahmeKategorieKey,
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betrag: Number(e.betrag),
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datum: e.datum.toISOString(),
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})),
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};
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}
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/**
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* The EinnahmenPage component displays a table of the company's expenses
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* for the selected year. It allows the user to edit the expenses and save
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* the changes.
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*
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* @returns {JSX.Element} - The EinnahmenPage component.
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*/
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export default function EinnahmenPage() {
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const { einnahmen: initialEinnahmen, companyId, companyName, initialYear } = useLoaderData<typeof loader>();
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const { revalidate } = useRevalidator();
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const [year, setYear] = useState(initialYear);
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const [grid, setGrid] = useState<GridData>(() => buildGrid(initialEinnahmen));
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const [loadingYear, setLoadingYear] = useState(false);
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const [editingCell, setEditingCell] = useState<{ kategorie: string; month: number } | null>(null);
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const [cellInput, setCellInput] = useState("");
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const [savingCell, setSavingCell] = useState<{ kategorie: string; month: number } | null>(null);
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const years = Array.from({ length: 5 }, (_, i) => new Date().getFullYear() - i);
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/**
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* Load the expenses for the given year.
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*
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* @param {number} y - The year to load the expenses for.
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*/
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async function loadYear(y: number) {
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setEditingCell(null);
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setYear(y);
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setLoadingYear(true);
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const res = await fetch(`/api/einnahmen?companyId=${companyId}&year=${y}`);
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const data: Einnahme[] = await res.json();
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setGrid(buildGrid(data));
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setLoadingYear(false);
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}
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function startEdit(kategorie: string, month: number) {
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if (savingCell) return;
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const cell = grid[kategorie]?.[month];
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setEditingCell({ kategorie, month });
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setCellInput(cell?.betrag ? String(cell.betrag) : "");
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}
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const commitCell = useCallback(async () => {
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if (!editingCell) return;
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const { kategorie, month } = editingCell;
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setEditingCell(null);
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const newBetrag = parseFloat(cellInput.replace(",", ".")) || 0;
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const cell = grid[kategorie]?.[month];
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const oldBetrag = cell?.betrag ?? 0;
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if (newBetrag === oldBetrag) return;
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setSavingCell({ kategorie, month });
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try {
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if (newBetrag <= 0 && cell?.ids.length) {
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await Promise.all(
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cell.ids.map((id) => fetch(`/api/einnahmen/${id}`, { method: "DELETE" }))
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);
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setGrid((g) => {
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const next = { ...g };
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next[kategorie] = { ...next[kategorie], [month]: { ids: [], betrag: 0 } };
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return next;
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});
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} else if (newBetrag > 0 && cell?.ids.length === 1) {
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await fetch(`/api/einnahmen/${cell.ids[0]}`, {
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method: "PUT",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({
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kategorie,
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betrag: newBetrag,
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datum: `${year}-${String(month).padStart(2, "0")}-01`,
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}),
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});
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setGrid((g) => {
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const next = { ...g };
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next[kategorie] = { ...next[kategorie], [month]: { ids: cell.ids, betrag: newBetrag } };
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return next;
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});
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} else if (newBetrag > 0 && (cell?.ids.length ?? 0) > 1) {
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await Promise.all(
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cell!.ids.map((id) => fetch(`/api/einnahmen/${id}`, { method: "DELETE" }))
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);
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const res = await fetch("/api/einnahmen", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({
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companyId,
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kategorie,
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betrag: newBetrag,
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datum: `${year}-${String(month).padStart(2, "0")}-01`,
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}),
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});
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const created: Einnahme = await res.json();
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setGrid((g) => {
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const next = { ...g };
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next[kategorie] = { ...next[kategorie], [month]: { ids: [created.id], betrag: newBetrag } };
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return next;
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});
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} else if (newBetrag > 0) {
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const res = await fetch("/api/einnahmen", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({
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companyId,
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kategorie,
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betrag: newBetrag,
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datum: `${year}-${String(month).padStart(2, "0")}-01`,
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}),
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});
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const created: Einnahme = await res.json();
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setGrid((g) => {
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const next = { ...g };
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next[kategorie] = { ...next[kategorie], [month]: { ids: [created.id], betrag: newBetrag } };
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return next;
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});
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}
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revalidate();
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} finally {
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setSavingCell(null);
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}
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}, [editingCell, cellInput, grid, companyId, year, revalidate]);
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// Berechnungen
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const rowTotals: Record<string, number> = {};
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const colTotals: Record<number, number> = {};
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let grandTotal = 0;
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for (const k of EINNAHME_KATEGORIEN) {
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rowTotals[k] = 0;
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for (let m = 1; m <= 12; m++) {
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const b = grid[k]?.[m]?.betrag ?? 0;
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rowTotals[k] += b;
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colTotals[m] = (colTotals[m] ?? 0) + b;
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grandTotal += b;
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}
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}
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const topKategorien = [...EINNAHME_KATEGORIEN]
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.filter((k) => rowTotals[k] > 0)
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.sort((a, b) => rowTotals[b] - rowTotals[a])
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.slice(0, 2);
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return (
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<div>
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<Link
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to={`/companies/${companyId}`}
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className="inline-flex items-center gap-1 text-sm text-gray-500 hover:text-gray-700 mb-6"
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>
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<ChevronLeft className="h-4 w-4" /> Zurück zum Mandanten
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</Link>
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<div className="flex items-center justify-between mb-8">
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<div>
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<h1 className="text-2xl font-bold text-gray-900">Sonstige Einnahmen</h1>
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<p className="text-gray-500 mt-1">{companyName} · {year}</p>
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</div>
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<select
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value={year}
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onChange={(e) => loadYear(Number(e.target.value))}
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className="rounded-lg border border-gray-300 px-3 py-2 text-sm focus:outline-none focus:ring-2 focus:ring-emerald-500"
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>
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{years.map((y) => <option key={y} value={y}>{y}</option>)}
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</select>
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</div>
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{/* Zusammenfassung */}
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<div className="grid grid-cols-2 md:grid-cols-4 gap-4 mb-6">
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<Card>
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<CardContent className="pt-5 pb-5">
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<p className="text-xs text-gray-500 mb-1">Gesamt {year}</p>
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<p className="text-xl font-bold text-emerald-600">{formatCurrency(grandTotal)}</p>
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</CardContent>
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</Card>
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<Card>
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<CardContent className="pt-5 pb-5">
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<p className="text-xs text-gray-500 mb-1">Kategorien mit Einträgen</p>
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<p className="text-xl font-bold text-gray-900">
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{EINNAHME_KATEGORIEN.filter((k) => rowTotals[k] > 0).length}
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</p>
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</CardContent>
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</Card>
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{topKategorien.map((k) => (
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<Card key={k}>
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<CardContent className="pt-5 pb-5">
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<p className="text-xs text-gray-500 mb-1 truncate">{EINNAHME_LABELS[k]}</p>
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<p className="text-xl font-bold text-gray-900">{formatCurrency(rowTotals[k])}</p>
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</CardContent>
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</Card>
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))}
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{topKategorien.length < 2 && Array.from({ length: 2 - topKategorien.length }).map((_, i) => (
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<div key={i} />
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))}
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</div>
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{/* Matrix-Tabelle */}
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{loadingYear ? (
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<div className="flex items-center justify-center py-16 text-gray-400">
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<Loader2 className="h-6 w-6 animate-spin mr-2" />
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Lade Einnahmen...
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</div>
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) : (
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<Card>
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<div className="overflow-x-auto">
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<table className="w-full text-sm table-fixed border-collapse">
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<colgroup>
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<col style={{ width: "180px" }} />
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{MONTHS.map((_, i) => <col key={i} style={{ width: "72px" }} />)}
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<col style={{ width: "88px" }} />
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</colgroup>
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<thead>
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<tr className="border-b border-slate-200 bg-slate-50">
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<th className="px-3 py-2.5 text-left text-xs font-semibold text-slate-500 uppercase tracking-wide">
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Kategorie
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</th>
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{MONTHS.map((m) => (
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<th key={m} className="px-1 py-2.5 text-center text-xs font-semibold text-slate-500 uppercase tracking-wide">
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{m}
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</th>
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))}
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<th className="px-2 py-2.5 text-right text-xs font-semibold text-slate-500 uppercase tracking-wide">
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Gesamt
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</th>
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</tr>
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</thead>
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<tbody className="divide-y divide-slate-50">
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{EINNAHME_KATEGORIEN.map((kat) => (
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<tr key={kat} className="hover:bg-slate-50/60 group">
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<td className="px-3 py-1.5 text-xs font-medium text-slate-700 truncate">
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{EINNAHME_LABELS[kat]}
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</td>
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{Array.from({ length: 12 }, (_, i) => i + 1).map((month) => {
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const cell = grid[kat]?.[month];
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const betrag = cell?.betrag ?? 0;
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const isEditing = editingCell?.kategorie === kat && editingCell?.month === month;
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const isSaving = savingCell?.kategorie === kat && savingCell?.month === month;
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return (
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<td
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key={month}
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className={`px-1 py-1 text-right align-middle ${isEditing ? "bg-emerald-50" : ""}`}
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>
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{isSaving ? (
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<span className="flex justify-end pr-1">
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<Loader2 className="h-3 w-3 animate-spin text-slate-400" />
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</span>
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) : isEditing ? (
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<input
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type="number"
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step="0.01"
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min="0"
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autoFocus
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value={cellInput}
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onChange={(e) => setCellInput(e.target.value)}
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onBlur={commitCell}
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onKeyDown={(e) => {
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if (e.key === "Enter") { e.preventDefault(); commitCell(); }
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if (e.key === "Escape") setEditingCell(null);
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}}
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className="w-full text-right text-sm border border-emerald-300 rounded px-1 py-0.5 focus:outline-none focus:ring-1 focus:ring-emerald-400"
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/>
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) : (
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<button
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type="button"
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onClick={() => startEdit(kat, month)}
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disabled={!!savingCell}
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className={`w-full text-right text-xs px-1 py-0.5 rounded transition-colors
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${betrag > 0
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? "text-slate-800 font-medium"
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: "text-transparent group-hover:text-slate-300 hover:!text-slate-500"}
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hover:bg-emerald-50 focus:outline-none focus:ring-1 focus:ring-emerald-300`}
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>
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{betrag > 0
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? betrag.toLocaleString("de-DE", { minimumFractionDigits: 2, maximumFractionDigits: 2 })
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: "—"}
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</button>
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)}
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</td>
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);
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})}
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<td className={`px-2 py-1.5 text-right text-xs font-semibold ${rowTotals[kat] > 0 ? "text-emerald-600" : "text-slate-300"}`}>
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{rowTotals[kat] > 0
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? rowTotals[kat].toLocaleString("de-DE", { minimumFractionDigits: 2, maximumFractionDigits: 2 })
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: "—"}
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</td>
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</tr>
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))}
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</tbody>
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<tfoot>
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<tr className="border-t-2 border-slate-300 bg-slate-50">
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<td className="px-3 py-2.5 text-xs font-bold text-slate-700">Gesamt</td>
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{Array.from({ length: 12 }, (_, i) => i + 1).map((month) => (
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<td key={month} className={`px-1 py-2.5 text-right text-xs font-bold ${colTotals[month] > 0 ? "text-slate-800" : "text-slate-300"}`}>
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{colTotals[month] > 0
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? colTotals[month].toLocaleString("de-DE", { minimumFractionDigits: 2, maximumFractionDigits: 2 })
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: "—"}
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</td>
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))}
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<td className="px-2 py-2.5 text-right text-xs font-bold text-emerald-600">
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{grandTotal.toLocaleString("de-DE", { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
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</td>
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</tr>
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</tfoot>
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</table>
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</div>
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<div className="px-3 py-2 border-t border-slate-100 text-xs text-slate-400">
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Zelle anklicken zum Bearbeiten · Enter speichern · Escape abbrechen · 0 löscht den Eintrag
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</div>
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</Card>
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)}
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</div>
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);
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}
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