GildedRose-Refactoring-Kata/python/gilded_rose.py
2025-10-14 09:30:15 +02:00

72 lines
2.2 KiB
Python
Executable File

# -*- coding: utf-8 -*-
class GildedRose(object):
def __init__(self, items):
self.items = items
def increase_quality(self, item, amount=1):
"""Increase item quality, capped at 50"""
item.quality = min(50, item.quality + amount)
def decrease_quality(self, item, amount=1):
"""Decrease item quality, never below 0"""
item.quality = max(0, item.quality - amount)
def update_normal(self, item):
"""Update quality for normal items"""
self.decrease_quality(item)
item.sell_in -= 1
if item.sell_in < 0:
self.decrease_quality(item)
def update_aged_brie(self, item):
"""Update quality for Aged Brie"""
self.increase_quality(item)
item.sell_in -= 1
if item.sell_in < 0:
self.increase_quality(item)
def update_backstage_pass(self, item):
"""Update quality for Backstage passes"""
self.increase_quality(item)
if item.sell_in <= 10:
self.increase_quality(item)
if item.sell_in <= 5:
self.increase_quality(item)
item.sell_in -= 1
if item.sell_in < 0:
item.quality = 0
def update_conjured(self, item):
"""Update quality for Conjured items"""
self.decrease_quality(item, 2)
item.sell_in -= 1
if item.sell_in < 0:
self.decrease_quality(item, 2)
def update_quality(self):
for item in self.items:
if item.name == "Sulfuras, Hand of Ragnaros":
# Sulfuras never changes
continue
if item.name == "Aged Brie":
self.update_aged_brie(item)
elif item.name == "Backstage passes to a TAFKAL80ETC concert":
self.update_backstage_pass(item)
elif item.name.startswith("Conjured"):
self.update_conjured(item)
else:
self.update_normal(item)
class Item:
def __init__(self, name, sell_in, quality):
self.name = name
self.sell_in = sell_in
self.quality = quality
def __repr__(self):
return "%s, %s, %s" % (self.name, self.sell_in, self.quality)