from reportlab.lib.pagesizes import *
from reportlab.pdfgen import canvas
from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer, PageBreak
from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
from calibrestekje import Book, Publisher, init_session

pagewidth, pageheight = landscape(A6)

doc = SimpleDocTemplate("text.pdf", pagesize=landscape(A6),
                        rightMargin=18, leftMargin=18,
                        topMargin=0, bottomMargin=18)

content = []
styles = getSampleStyleSheet()

session = init_session("sqlite:///metadata.db")

for book in session.query(Book).all():

    print (book.title)
    print (book.authors)
    
    # c.drawString(10,pageheight-10, book.title)
    # c.showPage()

    # create a paragraph and append content to it - e.g. book.title, book.authors etc
    p = Paragraph('<font size=12>{}</font>'.format(book.title), styles["Italic"])

    content.append(p)
    # content.append(PageBreak())
    content.append(Spacer(1, 12))

    #import ipdb; ipdb.set_trace()

    format_string = '<font size=12>{}</font>'
    all_authors = [author.name for author in book.authors]
    glued_together = format_string.format(", ".join(all_authors))

    # ALTERNATIVE WAY... (without list comprehensions)
    first = True
    author_text = ""
    for author in book.authors:
        if not first:
            author_text += ", "
        author_text += author.name
        first = False
    author_text = "<font size=12>{}</font>".format(author_text)

    #if all_authors==['John Markoff']:
    #	import ipdb; ipdb.set_trace()

    p = Paragraph(glued_together, styles["Normal"])
    content.append(p)
    content.append(PageBreak())
    content.append(Spacer(1, 12))

doc.build(content)