import fitz
import re 

my_path = r"C:\Users\DELL\Downloads\A-24VU-00511.PDF.pdf"
postal_code_pattern = r"(?<!\S)(?:(?:[A-Za-z]{3,}\s+)(\d{5}|\d{2}-\d{3})|(\d{5}|\d{2}-\d{3})(?:\s+[A-Za-z]{3,}))(?!\S)"
with fitz.open(my_path) as doc:
    order_numbers = []
    order_dates = []
    buyers = []

    for page in doc:
        text = page.get_text("text")

        if "Your ref. no. PO" in text:
            parts = text.split("Your ref. no. PO") 
            for part in parts[1:]:
                order_number = part.split()[0].strip()
                order_numbers.append(order_number)

        date_pattern = r'\b\d{2}/\d{2}/\d{2,4}\b'
        matches = re.findall(date_pattern, text)
        order_dates.extend(matches)


        lines = text.splitlines()
        for i in range(1, len(lines)):  
            line = lines[i]

            if re.search(postal_code_pattern, line):
            
                line_2 = lines[i-2] if i>0 else ''
                line_above = lines[i - 1] if i > 0 else ''
                line_below = lines[i + 1] if i + 1 < len(lines) else ''
            
                buyers.append({
                    'line_2': line_2,
                    'line_above': line_above,
                    'postal_code_line': line,
                    'line_below': line_below
                })

print("Reference numbers:", order_numbers)
print("Document dates:", order_dates)
print("Buyers: ")
for context in buyers:
    print("Company: ", context['line_2'])
    print("St. :", context['line_above'])
    print("City: ", context['postal_code_line'])
    print("Country:", context['line_below'])
    print()