package main

import (
	"flag"
	"fmt"
	"log"
)

func main() {
	inputMd := flag.String("i", "report.md", "Input Markdown file")
	outputPdf := flag.String("o", "projektarbeit.pdf", "Output PDF file")
	flag.Parse()

	config, doc, content, err := ParseMarkdown(*inputMd)
	if err != nil {
		log.Fatalf("Error parsing markdown: %v", err)
	}

	// Pass 1: Dummy render to collect TOC info
	dummyRenderer := NewIHKRenderer(config)
	dummyRenderer.RenderTitlePage()
	dummyRenderer.RenderTOC() // This is the placeholder
	dummyRenderer.pageOffset = dummyRenderer.pdf.PageNo()
	RenderAST(doc, content, dummyRenderer)
	dummyRenderer.RenderBibliography()
	dummyRenderer.RenderListOfTables()
	dummyRenderer.RenderAppendices()

	// Pass 2: Real render
	renderer := NewIHKRenderer(config)
	renderer.tocItems = dummyRenderer.tocItems
	renderer.tableItems = dummyRenderer.tableItems

	renderer.RenderTitlePage()
	renderer.RenderTOC()

	// Main Content
	err = RenderAST(doc, content, renderer)
	if err != nil {
		log.Fatalf("Error rendering PDF: %v", err)
	}

	// 4. Bibliography
	renderer.RenderBibliography()

	// List of Tables
	renderer.RenderListOfTables()

	// 5. Appendices
	renderer.RenderAppendices()

	// 6. Declaration of Authenticity
	renderer.RenderDeclarationPage()

	err = renderer.Save(*outputPdf)
	if err != nil {
		log.Fatalf("Error saving PDF: %v", err)
	}

	fmt.Printf("Successfully generated %s\n", *outputPdf)
}