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Update app.py
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app.py
CHANGED
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@@ -702,58 +702,79 @@ class NutrientCalculator:
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self.results = {}
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self.actual_profile = {k: 0.0 for k in self.target_profile}
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self.total_ec = 0.0
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self.tolerance = 0
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def _init_nitrogen(self):
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total_parts = NO3_RATIO + NH4_RATIO
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self.target_profile['N (NO3-)'] = TOTAL_NITROGEN * (NO3_RATIO / total_parts)
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self.target_profile['N (NH4+)'] = TOTAL_NITROGEN * (NH4_RATIO / total_parts)
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def calculate(self):
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# Финальная тонкая настройка
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self.
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return self._prepare_results()
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def _balance_element(self, element):
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deficit = self.target_profile[element] - self.actual_profile[element]
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if deficit <= self.tolerance:
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return
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self._apply_fertilizer(best_fert, grams)
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def _find_best_fertilizer(self, element):
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candidates = []
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for fert, contents in self.fertilizers.items():
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if element in contents:
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# Оцениваем "побочные" элементы
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side_effects = sum(
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max(0, self.target_profile[e] - self.actual_profile[e])
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for e in contents if e != element
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)
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def _apply_fertilizer(self, fert_name, grams):
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if fert_name not in self.results:
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self.results = {}
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self.actual_profile = {k: 0.0 for k in self.target_profile}
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self.total_ec = 0.0
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self.tolerance = 1.0 # Допустимое отклонение в ppm
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self.max_iterations = 100 # Максимальное число итераций
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def calculate(self):
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# Оптимизированный порядок внесения элементов
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priority_order = [
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('Ca', ['Кальциевая селитра', 'Сульфат кальция']),
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('N (NH4+)', ['Аммоний азотнокислый']),
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('P', ['Монофосфат калия']),
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('Mg', ['Сульфат магния']),
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('N (NO3-)', ['Калий азотнокислый', 'Кальциевая селитра']),
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('K', ['Калий азотнокислый', 'Калий сернокислый']),
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('S', ['Калий сернокислый', 'Сульфат магния'])
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]
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for _ in range(self.max_iterations):
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for element, fert_options in priority_order:
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self._balance_element(element, fert_options)
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if self._is_balanced():
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break
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# Финальная тонкая настройка
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self._fine_tune()
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return self._prepare_results()
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def _balance_element(self, element, fert_options):
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deficit = self.target_profile[element] - self.actual_profile[element]
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if deficit <= self.tolerance:
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return
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for fert_name in fert_options:
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content = self.fertilizers[fert_name].get(element, 0)
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if content == 0:
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continue
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# Рассчитываем возможное количество без перебора других элементов
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max_possible = min(
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deficit / content,
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*[(self.target_profile[e] - self.actual_profile[e]) / self.fertilizers[fert_name].get(e, 1)
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for e in self.fertilizers[fert_name] if e != element]
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if max_possible > 0:
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grams = (max_possible * 1000) / self.volume
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self._apply_fertilizer(fert_name, grams)
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break
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def _fine_tune(self):
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# Тонкая подстройка малыми шагами (0.1 грамма)
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for _ in range(20):
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worst_element = max(
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self.target_profile.keys(),
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key=lambda x: abs(self.target_profile[x] - self.actual_profile[x])
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)
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deficit = self.target_profile[worst_element] - self.actual_profile[worst_element]
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if abs(deficit) <= self.tolerance:
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break
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# Ищем удобрение, содержащее этот элемент
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for fert_name, contents in self.fertilizers.items():
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if worst_element in contents:
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small_step = 0.1 # грамм
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self._apply_fertilizer(fert_name, small_step)
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break
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def _is_balanced(self):
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return all(
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abs(self.target_profile[e] - self.actual_profile[e]) <= self.tolerance
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for e in self.target_profile
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)
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def _apply_fertilizer(self, fert_name, grams):
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if fert_name not in self.results:
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