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