WireViz/src/wireviz/wv_harness_quantity.py
Laurier Loiselle 43d6d19f63
cleanup
2023-04-19 17:39:00 -04:00

92 lines
2.8 KiB
Python

from pathlib import Path
import click
import json
import logging
class HarnessQuantity:
def __init__(
self, harnesses, multiplier_file="quantity_multipliers.txt", output_dir=None
):
self.harness_names = [harness.stem for harness in harnesses]
self.multipliers = {}
self.folder = output_dir if output_dir is not None else harnesses[0].parent
self.qty_multipliers = self.folder / multiplier_file
def __getitem__(self, harness):
return self.multipliers[harness]
def fetch_qty_multipliers_from_file(self):
if self.qty_multipliers.is_file():
with open(self.qty_multipliers, "r") as f:
try:
self.multipliers = json.load(f)
except json.decoder.JSONDecodeError as err:
raise ValueError(
f"Invalid format for file {self.qty_multipliers}, error: {err}"
)
else:
self.get_qty_multipliers_from_user()
self.save_qty_multipliers_to_file()
self.check_all_multipliers_defined()
def check_all_multipliers_defined(self):
for name in self.harness_names:
assert (
name in self.multipliers
), f"No multiplier defined for harness {name}, maybe delete the multiplier_file {self.qty_multipliers}"
def get_qty_multipliers_from_user(self):
for name in self.harness_names:
try:
self.multipliers[name] = int(
input("Quantity multiplier for {}? ".format(name))
)
except ValueError:
logging.warning("Quantity multiplier must be an integer!")
break
def save_qty_multipliers_to_file(self):
with open(self.qty_multipliers, "w") as f:
json.dump(self.multipliers, f)
def retrieve_harness_qty_multiplier(self, bom_file):
return int(self[Path(Path(bom_file).stem).stem])
@click.command(no_args_is_help=True)
@click.argument(
"files",
type=click.Path(
exists=True,
readable=True,
dir_okay=False,
path_type=Path,
),
nargs=-1,
required=True,
)
@click.option(
"-m",
"--multiplier-file-name",
default="quantity_multipliers.txt",
type=str,
help="name of file used to fetch or save the qty_multipliers",
)
@click.option(
"-f",
"--force-new",
is_flag=True,
type=bool,
help="if set, will always ask for new multipliers",
)
def qty_multipliers(files, multiplier_file_name, force_new):
harnesses = HarnessQuantity(files, multiplier_file_name)
if force_new:
harnesses.qty_multipliers.unlink(missing_ok=True)
harnesses.fetch_qty_multipliers_from_file()
qty_multipliers = harnesses.multipliers
return