mirror of
https://github.com/emilybache/GildedRose-Refactoring-Kata.git
synced 2026-02-14 14:11:20 +00:00
97 lines
2.9 KiB
Python
Executable File
97 lines
2.9 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 update_quality(self):
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for item in self.items:
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updater = self.run_the_logic_with_classes_safely(item)
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updater.update()
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def run_the_logic_with_classes_safely(self, item):
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if item.name == "Aged Brie":
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return AgedBrieUpdater(item)
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elif item.name == "Sulfuras, Hand of Ragnaros":
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return SulfurasUpdater(item)
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elif item.name == "Backstage passes to a TAFKAL80ETC concert":
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return BackstagePassUpdater(item)
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elif item.name == "Conjured kitkats":
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return ConjuredItemUpdater(item)
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else:
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return ItemUpdater(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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#__________________________________________ class to safely add items to the class item instead of if statements__________________________________________________________________________________
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class ItemUpdater:
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def __init__(self, item):
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self.item = item
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def update(self):
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self.decrease_quality()
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self.decrease_sell_in()
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if self.item.sell_in < 0:
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self.decrease_quality()
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def decrease_quality(self):
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if self.item.quality > 0:
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self.item.quality -= 1
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def increase_quality(self):
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if self.item.quality < 50:
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self.item.quality += 1
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def decrease_sell_in(self):
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self.item.sell_in -= 1
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#__________________________________________ classes to update the special cases in update quality function __________________________________________________________________________________
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class AgedBrieUpdater(ItemUpdater):
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def update(self):
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self.increase_quality()
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self.decrease_sell_in()
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if self.item.sell_in < 0:
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self.increase_quality()
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class SulfurasUpdater(ItemUpdater):
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def update(self):
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pass
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class BackstagePassUpdater(ItemUpdater):
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def update(self):
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self.increase_quality()
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if self.item.sell_in < 11:
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self.increase_quality()
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if self.item.sell_in < 6:
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self.increase_quality()
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self.decrease_sell_in()
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if self.item.sell_in < 0:
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self.item.quality = 0
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#__________________________________________ class for the new item with a diffrent rule which is decrease twice as fast __________________________________________________________________________________
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class ConjuredItemUpdater(ItemUpdater):
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def decrease_quality(self):
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if self.item.quality > 0:
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self.item.quality -= 2
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if self.item.quality < 0:
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self.item.quality = 0 |