#! py -3
# Requires Python 3.5
# Phase1:
# (0) Do first/last lines before formatting to width
# (1) Combine output and error (if present) files
# (2) Format all output to width limit
# (3) Add closing '*/'
from pathlib import Path
import textwrap
import pprint

def fill_to_width(text):
    result = ""
    for line in text.splitlines():
        result += textwrap.fill(line, width=59) + "\n"
    return result.strip()

def adjust_lines(text):
    text = text.replace("\0", "NUL")
    lines = text.splitlines()
    slug = lines[0]
    if "(First and Last " in slug:
        num_of_lines = int(slug.split()[5])
        adjusted = lines[:num_of_lines + 1] +\
            ["...________...________...________...________..."] +\
            lines[-num_of_lines:]
        return "\n".join(adjusted)
    elif "(First " in slug:
        num_of_lines = int(slug.split()[3])
        adjusted = lines[:num_of_lines + 1] +\
            ["                  ..."]
        return "\n".join(adjusted)
    else:
        return text

if __name__ == '__main__':
    for outfile in Path(".").rglob("*.out"):
        out_text = adjust_lines(outfile.read_text())
        phase_1 = outfile.with_suffix(".p1")
        with phase_1.open('w') as phs1:
            phs1.write(fill_to_width(out_text) + "\n")
            errfile = outfile.with_suffix(".err")
            if errfile.exists():
                phs1.write("___[ Error Output ]___\n")
                phs1.write(fill_to_width(errfile.read_text()) + "\n")
            phs1.write("*/\n")