'use client';

import * as React from 'react';
import {
    Text as PDFText,
    View as PDFView,
    StyleSheet as PDFStyleSheet,
    Image as PDFImage
} from '@react-pdf/renderer';

export const pdfStyles = PDFStyleSheet.create({
    page: {
        paddingTop: 45, // DIN 5008
        paddingLeft: 70, // ~25mm
        paddingRight: 57, // ~20mm
        paddingBottom: 48,
        backgroundColor: '#ffffff',
        fontFamily: 'Helvetica',
        fontSize: 10,
        color: '#000000',
    },
    header: {
        flexDirection: 'row',
        justifyContent: 'space-between',
        alignItems: 'flex-start',
        marginBottom: 20,
        minHeight: 120,
    },
    addressBlock: {
        width: '55%',
        marginTop: 45, // DIN 5008 positioning for window
    },
    senderLine: {
        fontSize: 7,
        textDecoration: 'underline',
        color: '#666666',
        marginBottom: 8,
    },
    recipientAddress: {
        fontSize: 10,
        lineHeight: 1.4,
    },
    brandLogoContainer: {
        width: '40%',
        alignItems: 'flex-end',
    },
    brandIconContainer: {
        width: 40,
        height: 40,
        backgroundColor: '#000000',
        borderRadius: 8,
        alignItems: 'center',
        justifyContent: 'center',
        marginBottom: 12,
    },
    brandIconText: {
        color: '#ffffff',
        fontSize: 20,
        fontWeight: 'bold',
    },
    titleInfo: {
        marginBottom: 24,
    },
    mainTitle: {
        fontSize: 12,
        fontWeight: 'bold',
        marginBottom: 4,
        color: '#000000',
        textTransform: 'uppercase',
        letterSpacing: 1,
    },
    subTitle: {
        fontSize: 9,
        color: '#666666',
        marginTop: 2,
    },
    section: {
        marginBottom: 32,
    },
    sectionTitle: {
        fontSize: 8,
        fontWeight: 'bold',
        textTransform: 'uppercase',
        letterSpacing: 1,
        color: '#999999',
        marginBottom: 8,
    },
    footer: {
        position: 'absolute',
        bottom: 32,
        left: 70,
        right: 57,
        borderTopWidth: 1,
        borderTopColor: '#f1f5f9',
        paddingTop: 16,
        flexDirection: 'row',
        justifyContent: 'space-between',
        alignItems: 'flex-start',
    },
    footerColumn: {
        flex: 1,
        alignItems: 'flex-start',
    },
    footerLogo: {
        height: 20,
        width: 'auto',
        objectFit: 'contain',
        marginBottom: 8,
    },
    footerText: {
        fontSize: 7,
        color: '#94a3b8',
        lineHeight: 1.5,
    },
    footerLabel: {
        fontWeight: 'bold',
        color: '#64748b',
    },
    pageNumber: {
        fontSize: 7,
        color: '#cbd5e1',
        fontWeight: 'bold',
        marginTop: 8,
        textAlign: 'right',
    },
    foldingMark: {
        position: 'absolute',
        left: 20,
        width: 10,
        borderTopWidth: 0.5,
        borderTopColor: '#cbd5e1',
    }
});

export const FoldingMarks = () => (<><PDFView style={[pdfStyles.foldingMark, { top: 297.6 }]} fixed /><PDFView style={[pdfStyles.foldingMark, { top: 420.9, width: 15 }]} fixed /><PDFView style={[pdfStyles.foldingMark, { top: 595.3 }]} fixed /></>);

export const Footer = ({ logo, companyData, bankData, showDetails = true }: { logo?: string; companyData: any; bankData: any; showDetails?: boolean }) => (
    <PDFView style={pdfStyles.footer}><PDFView style={pdfStyles.footerColumn}>{logo ? (<PDFImage src={logo} style={pdfStyles.footerLogo} />) : (<PDFText style={{ fontSize: 12, fontWeight: 'bold', marginBottom: 8 }}>marc mintel</PDFText>)}</PDFView>{showDetails && (<><PDFView style={pdfStyles.footerColumn}><PDFText style={pdfStyles.footerText}><PDFText style={pdfStyles.footerLabel}>{companyData.name}</PDFText>{"\n"}{companyData.address1}{"\n"}{companyData.address2}{"\n"}UST: {companyData.ustId}</PDFText></PDFView><PDFView style={[pdfStyles.footerColumn, { alignItems: 'flex-end' }]}><PDFText style={[pdfStyles.footerText, { textAlign: 'right' }]}><PDFText style={pdfStyles.footerLabel}>{bankData.name}</PDFText>{"\n"}{bankData.bic}{"\n"}{bankData.iban}</PDFText><PDFText style={pdfStyles.pageNumber} render={({ pageNumber, totalPages }) => `${pageNumber} / ${totalPages}`} fixed /></PDFView></>)}{!showDetails && (<PDFView style={[pdfStyles.footerColumn, { alignItems: 'flex-end' }]}><PDFText style={pdfStyles.pageNumber} render={({ pageNumber, totalPages }) => `${pageNumber} / ${totalPages}`} fixed /></PDFView>)}</PDFView>
);

export const Header = ({ sender, recipient, icon, showAddress = true }: { sender?: string; recipient?: { title: string; subtitle?: string; email?: string; address?: string; phone?: string; taxId?: string }; icon?: string; showAddress?: boolean; }) => (
    <PDFView style={[pdfStyles.header, showAddress ? {} : { minHeight: 60, marginBottom: 10 }]}><PDFView style={pdfStyles.addressBlock}>{showAddress && sender && (<><PDFText style={pdfStyles.senderLine}>{sender}</PDFText>{recipient && (<PDFView style={pdfStyles.recipientAddress}><PDFText style={{ fontWeight: 'bold' }}>{recipient.title}</PDFText>{recipient.subtitle && <PDFText>{recipient.subtitle}</PDFText>}{recipient.address && <PDFText>{recipient.address}</PDFText>}{recipient.phone && <PDFText>{recipient.phone}</PDFText>}{recipient.email && <PDFText>{recipient.email}</PDFText>}{recipient.taxId && <PDFText>USt-ID: {recipient.taxId}</PDFText>}</PDFView>)}</>)}</PDFView><PDFView style={pdfStyles.brandLogoContainer}><PDFView style={pdfStyles.brandIconContainer}>{icon ? (<PDFImage src={icon} style={{ width: 24, height: 24 }} />) : (<PDFText style={pdfStyles.brandIconText}>M</PDFText>)}</PDFView></PDFView></PDFView>
);

export const DocumentTitle = ({ title, subLines }: { title: string; subLines?: string[] }) => (
    <PDFView style={pdfStyles.titleInfo}><PDFText style={pdfStyles.mainTitle}>{title}</PDFText>{subLines?.map((line, i) => (<PDFText key={i} style={[pdfStyles.subTitle, i === 1 ? { fontWeight: 'bold', color: '#000000' } : {}]}>{line}</PDFText>))}</PDFView>
);