413 lines
13 KiB
TypeScript
413 lines
13 KiB
TypeScript
import { router, Stack, useLocalSearchParams } from "expo-router";
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import { useEffect, useMemo, useState } from "react";
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import {
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Alert,
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KeyboardAvoidingView,
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Platform,
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Pressable,
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ScrollView,
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StyleSheet,
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Text,
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View,
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} from "react-native";
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import { AppBackground } from "@/components/AppBackground";
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import {
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InvoiceEditorSectionTabs,
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type InvoiceEditorSection,
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} from "@/components/invoices/InvoiceEditorSectionTabs";
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import { InvoiceEditorFooter } from "@/components/invoices/InvoiceEditorFooter";
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import { InvoicePdfPreview } from "@/components/invoices/InvoicePdfPreview";
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import { InvoiceSetupForm } from "@/components/invoices/InvoiceSetupForm";
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import { InvoiceTotals } from "@/components/invoices/InvoiceTotals";
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import { LineItemEditor, type EditableLineItem } from "@/components/invoices/LineItemEditor";
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import { LoadingScreen } from "@/components/LoadingScreen";
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import { Button } from "@/components/ui/Button";
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import { Card } from "@/components/ui/Card";
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import { fonts, spacing } from "@/constants/theme";
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import { formatCurrency } from "@/lib/format";
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import {
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isRequiredString,
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isValidTaxRate,
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validateLineItems,
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} from "@/lib/form-validation";
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import { resolveInvoiceBusinessId } from "@/lib/invoice-business";
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import { defaultDueDate, generateInvoiceNumber } from "@/lib/invoice-number";
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import { buildPreviewPdfInput } from "@/lib/invoice-pdf-input";
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import { useTabBarScrollPadding } from "@/lib/tab-bar-insets";
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import type { ThemeColors } from "@/lib/theme-palette";
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import { useThemedStyles } from "@/lib/use-themed-styles";
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import { api } from "@/lib/trpc";
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export default function NewInvoiceScreen() {
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const styles = useThemedStyles(createNewInvoiceStyles);
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const utils = api.useUtils();
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const scrollPadding = useTabBarScrollPadding();
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const { blank } = useLocalSearchParams<{ blank?: string }>();
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const isBlank = blank === "1" || blank === "true";
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const businessesQuery = api.businesses.getAll.useQuery();
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const clientsQuery = api.clients.getAll.useQuery();
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const [businessId, setBusinessId] = useState("");
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const [clientId, setClientId] = useState("");
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const [invoiceNumber, setInvoiceNumber] = useState(generateInvoiceNumber);
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const [issueDate, setIssueDate] = useState(() => new Date());
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const [dueDate, setDueDate] = useState(() => defaultDueDate(new Date()));
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const [notes, setNotes] = useState("");
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const [taxRate, setTaxRate] = useState("0");
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const [items, setItems] = useState<EditableLineItem[]>(() =>
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isBlank
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? []
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: [
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{
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date: new Date(),
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description: "",
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hours: "1",
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rate: "0",
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},
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],
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);
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const [section, setSection] = useState<InvoiceEditorSection>("setup");
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const [error, setError] = useState<string | null>(null);
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useEffect(() => {
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if (businessId || !businessesQuery.data?.length) return;
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setBusinessId(resolveInvoiceBusinessId(null, businessesQuery.data));
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}, [businessId, businessesQuery.data]);
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const businessOptions = useMemo(
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() =>
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(businessesQuery.data ?? []).map((business) => ({
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label: business.name,
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value: business.id,
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})),
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[businessesQuery.data],
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);
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const clientOptions = useMemo(
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() =>
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(clientsQuery.data ?? []).map((client) => ({
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label: client.name,
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value: client.id,
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})),
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[clientsQuery.data],
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);
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const selectedClient = clientsQuery.data?.find((client) => client.id === clientId);
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const currency = selectedClient?.currency ?? "USD";
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const resolvedBusinessId = resolveInvoiceBusinessId(businessId, businessesQuery.data);
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useEffect(() => {
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if (!selectedClient?.defaultHourlyRate) return;
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setItems((prev) =>
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prev.map((item, index) =>
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index === 0 && (item.rate === "0" || item.rate === "")
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? { ...item, rate: String(selectedClient.defaultHourlyRate) }
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: item,
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),
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);
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}, [selectedClient?.defaultHourlyRate, selectedClient?.id]);
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const createInvoice = api.invoices.create.useMutation({
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onSuccess: (invoice) => {
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void utils.invoices.getAll.invalidate();
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void utils.dashboard.getStats.invalidate();
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Alert.alert("Invoice created", "Your draft invoice is ready.", [
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{
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text: "View invoice",
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onPress: () => router.replace(`/(app)/invoices/${invoice.id}`),
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},
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]);
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},
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onError: (err) => setError(err.message),
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});
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const subtotal = useMemo(
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() =>
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items.reduce((sum, item) => {
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const hours = Number(item.hours) || 0;
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const rate = Number(item.rate) || 0;
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return sum + hours * rate;
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}, 0),
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[items],
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);
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const parsedTaxRate = Number(taxRate) || 0;
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const taxAmount = subtotal * (parsedTaxRate / 100);
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const total = subtotal + taxAmount;
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const previewInput = useMemo(
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() =>
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buildPreviewPdfInput({
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invoiceNumber,
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businessId: resolvedBusinessId,
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clientId,
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issueDate,
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dueDate,
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taxRate: parsedTaxRate,
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currency,
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notes,
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items,
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}),
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[
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invoiceNumber,
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resolvedBusinessId,
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clientId,
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issueDate,
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dueDate,
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parsedTaxRate,
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currency,
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notes,
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items,
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],
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);
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const businessError = resolvedBusinessId ? undefined : "Select a business";
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const clientError = clientId ? undefined : "Select a client";
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const invoiceNumberError = isRequiredString(invoiceNumber)
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? undefined
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: "Invoice number is required";
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const taxError = isValidTaxRate(taxRate) ? undefined : "Tax rate must be between 0 and 100";
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const lineItemsError = validateLineItems(items);
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const canCreate =
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businessOptions.length > 0 &&
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clientOptions.length > 0 &&
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!businessError &&
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!clientError &&
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!invoiceNumberError &&
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!taxError &&
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!lineItemsError;
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if (businessesQuery.isLoading || clientsQuery.isLoading) {
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return <LoadingScreen message="Loading…" />;
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}
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function updateItem(index: number, patch: Partial<EditableLineItem>) {
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setItems((prev) => prev.map((item, i) => (i === index ? { ...item, ...patch } : item)));
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}
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function addItem() {
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setItems((prev) => [
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...prev,
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{
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date: new Date(),
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description: "",
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hours: "1",
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rate: prev[prev.length - 1]?.rate ?? "0",
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},
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]);
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}
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function removeItem(index: number) {
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setItems((prev) => prev.filter((_, i) => i !== index));
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}
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function duplicateItem(index: number) {
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setItems((prev) => {
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const source = prev[index];
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if (!source) return prev;
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const copy = { ...source, id: undefined };
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return [...prev.slice(0, index + 1), copy, ...prev.slice(index + 1)];
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});
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}
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function handleCreate() {
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if (!canCreate) return;
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setError(null);
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const parsedItems: Array<{
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date: Date;
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description: string;
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hours: number;
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rate: number;
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}> = [];
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for (const item of items) {
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parsedItems.push({
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date: item.date,
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description: item.description.trim(),
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hours: Number(item.hours),
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rate: Number(item.rate),
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});
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}
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createInvoice.mutate({
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businessId: resolvedBusinessId,
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clientId,
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invoiceNumber: invoiceNumber.trim(),
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issueDate,
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dueDate,
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notes,
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taxRate: Number(taxRate),
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currency,
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items: parsedItems,
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status: "draft",
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});
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}
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return (
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<AppBackground>
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<Stack.Screen
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options={{
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headerBackTitle: "Invoices",
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title: isBlank ? "Blank invoice" : "New invoice",
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}}
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/>
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<KeyboardAvoidingView
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behavior={Platform.OS === "ios" ? "padding" : undefined}
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style={styles.flex}
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>
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<ScrollView
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contentContainerStyle={[styles.container, { paddingBottom: scrollPadding }]}
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contentInsetAdjustmentBehavior={Platform.OS === "ios" ? "automatic" : undefined}
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scrollIndicatorInsets={{ bottom: scrollPadding }}
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keyboardShouldPersistTaps="handled"
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>
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<InvoiceEditorSectionTabs value={section} onChange={setSection} />
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{section === "preview" ? (
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<Card title="PDF preview">
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<InvoicePdfPreview input={previewInput} />
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</Card>
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) : section === "setup" ? (
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<Card title="Invoice setup">
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{clientOptions.length === 0 || businessOptions.length === 0 ? (
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<View style={styles.noEntities}>
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<Text style={styles.noEntitiesText}>
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{businessOptions.length === 0
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? "Add a business before creating an invoice."
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: "Add a client before creating an invoice."}
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</Text>
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<Button
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title={businessOptions.length === 0 ? "Add business" : "Add client"}
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variant="secondary"
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onPress={() =>
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router.push(
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businessOptions.length === 0
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? "/(app)/entities/businesses/new"
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: "/(app)/entities/clients/new",
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)
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}
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/>
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</View>
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) : (
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<InvoiceSetupForm
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businessId={businessId}
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onBusinessIdChange={setBusinessId}
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businessOptions={businessOptions}
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businessError={businessError}
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clientId={clientId}
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onClientIdChange={setClientId}
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clientOptions={clientOptions}
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clientError={clientError}
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invoiceNumber={invoiceNumber}
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onInvoiceNumberChange={setInvoiceNumber}
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issueDate={issueDate}
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onIssueDateChange={setIssueDate}
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dueDate={dueDate}
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onDueDateChange={setDueDate}
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taxRate={taxRate}
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onTaxRateChange={setTaxRate}
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notes={notes}
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onNotesChange={setNotes}
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/>
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)}
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{taxError ? <Text style={styles.error}>{taxError}</Text> : null}
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{invoiceNumberError ? (
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<Text style={styles.error}>{invoiceNumberError}</Text>
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) : null}
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</Card>
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) : (
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<>
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<Card title="Line items">
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{isBlank && items.length === 0 ? (
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<Text style={styles.emptyLines}>
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No line items yet. Save this draft and clock time to it from the Timer tab,
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or add lines here.
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</Text>
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) : null}
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{items.map((item, index) => (
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<LineItemEditor
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key={`new-${index}`}
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index={index}
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item={item}
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currency={currency}
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isLast={index === items.length - 1}
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onChange={(patch) => updateItem(index, patch)}
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onRemove={() => removeItem(index)}
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onDuplicate={() => duplicateItem(index)}
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/>
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))}
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<Pressable accessibilityRole="button" onPress={addItem} style={styles.addLine}>
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<Text style={styles.addLineText}>+ Add another line</Text>
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</Pressable>
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<InvoiceTotals
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subtotal={formatCurrency(subtotal, currency)}
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taxLabel={parsedTaxRate > 0 ? `Tax (${parsedTaxRate}%)` : undefined}
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taxAmount={
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parsedTaxRate > 0 ? formatCurrency(taxAmount, currency) : undefined
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}
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total={formatCurrency(total, currency)}
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/>
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</Card>
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{lineItemsError ? <Text style={styles.error}>{lineItemsError}</Text> : null}
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</>
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)}
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{error ? <Text style={styles.error}>{error}</Text> : null}
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<InvoiceEditorFooter
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primaryTitle={isBlank ? "Create blank invoice" : "Create invoice"}
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onPrimary={handleCreate}
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primaryLoading={createInvoice.isPending}
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primaryDisabled={!canCreate}
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/>
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</ScrollView>
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</KeyboardAvoidingView>
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</AppBackground>
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);
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}
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const createNewInvoiceStyles = (colors: ThemeColors, _isDark: boolean) =>
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StyleSheet.create({
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flex: { flex: 1 },
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container: {
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padding: spacing.md,
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gap: spacing.md,
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},
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noEntities: {
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gap: spacing.sm,
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},
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noEntitiesText: {
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fontFamily: fonts.body,
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fontSize: 14,
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color: colors.mutedForeground,
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lineHeight: 20,
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},
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emptyLines: {
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fontFamily: fonts.body,
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fontSize: 14,
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lineHeight: 20,
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color: colors.mutedForeground,
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marginBottom: spacing.sm,
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},
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addLine: {
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paddingTop: spacing.md,
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paddingBottom: spacing.xs,
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},
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addLineText: {
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fontFamily: fonts.bodySemiBold,
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fontSize: 14,
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color: colors.primary,
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},
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error: {
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color: colors.destructive,
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fontFamily: fonts.body,
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fontSize: 14,
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},
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});
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