import fitz
import re 

my_path = r"C:\Users\DELL\Downloads\A-24VU-00511.PDF.pdf"

postal_code_pattern = r'\b(?!0)([1-9]\d?-\d{3}|[1-9]\d{4}|[1-9]\d? \d{3})\b'

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 ''
                
         
                if not re.search(r'[^0-9a-zA-Z \-]', line):
                    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()