Программа перекомпанована

2026-05-07 14:22:14 +05:00
parent 0b54165e99
commit cc56475d79
24 changed files with 1873 additions and 1168 deletions
@@ -0,0 +1,118 @@
+from PyQt5.QtWidgets import QFileDialog, QMessageBox, QTableWidgetItem, QComboBox
+from PyQt5.QtCore import Qt
+from PyQt5.QtGui import QColor
+import json
+from ..models.medium_model import MediumModel
+from ..models.reagent import Reagent
+
+class MediumController:
+    def __init__(self, view):
+        self.model = MediumModel()
+        self.view = view
+        self._connect_signals()
+        self._setup_initial_data()
+    
+    def _connect_signals(self):
+        self.view.add_row_btn.clicked.connect(self.add_reagent_row)
+        self.view.remove_row_btn.clicked.connect(self.remove_reagent_row)
+        self.view.calculate_btn.clicked.connect(self._perform_calculation)
+        self.view.save_btn.clicked.connect(self.save_composition)
+        self.view.load_btn.clicked.connect(self.load_composition)
+        self.view.solvent_input.textChanged.connect(self.view.update_solvent_name)
+    
+    def _setup_initial_data(self):
+        self.view.add_initial_rows()
+    
+    def add_reagent_row(self):
+        self.view.add_new_row()
+    
+    def remove_reagent_row(self):
+        self.view.remove_selected_row()
+    
+    def _perform_calculation(self):
+        try:
+            self._update_model_from_view()
+            results, solvent_amount, solvent_percentage = self.model.calculate_amounts()
+            self.view.update_results(results)
+            self.view.update_solvent_result(solvent_amount, self.model.amount_unit)
+            self.view.update_solvent_percent(solvent_percentage)
+        except ValueError as e:
+            self.view.show_error(f"Ошибка в данных: {str(e)}")
+        except Exception as e:
+            self.view.show_error(f"Неожиданная ошибка: {str(e)}")
+    
+    def _update_model_from_view(self):
+        self.model.reagents.clear()
+        self.model.total_amount = self.view.amount_input.value()
+        self.model.amount_unit = self.view.amount_unit_combo.currentText()
+        self.model.solvent = self.view.solvent_input.text()
+        for row in range(1, self.view.table.rowCount()):
+            name_item = self.view.table.item(row, 0)
+            percentage_item = self.view.table.item(row, 1)
+            unit_widget = self.view.table.cellWidget(row, 2)
+            conversion_item = self.view.table.item(row, 3)
+            dilution_item = self.view.table.item(row, 4)
+            if not all([name_item, percentage_item, conversion_item]):
+                continue
+            try:
+                name = name_item.text()
+                percentage = float(percentage_item.text())
+                unit = unit_widget.currentText() if unit_widget else "мг"
+                conversion_factor = float(conversion_item.text())
+                dilution_factor = float(dilution_item.text()) if dilution_item else 1.0
+                reagent = Reagent(name, percentage, unit, conversion_factor)
+                reagent.dilution_factor = dilution_factor
+                self.model.reagents.append(reagent)
+            except ValueError as e:
+                raise ValueError(f"Ошибка в строке {row + 1}: {str(e)}")
+    
+    def save_composition(self):
+        filename, _ = QFileDialog.getSaveFileName(self.view, "Сохранить состав среды", "", "JSON Files (*.json);;All Files (*)")
+        if filename:
+            if not filename.lower().endswith('.json'):
+                filename += '.json'
+            try:
+                self._update_model_from_view()
+                self.model.save_to_file(filename)
+                QMessageBox.information(self.view, "Успех", "Состав среды успешно сохранён!")
+            except Exception as e:
+                self.view.show_error(f"Ошибка сохранения: {str(e)}")
+    
+    def load_composition(self):
+        filename, _ = QFileDialog.getOpenFileName(self.view, "Загрузить состав среды", "", "JSON Files (*.json);;All Files (*)")
+        if filename:
+            try:
+                self.model.load_from_file(filename)
+                self._update_view_from_model()
+                QMessageBox.information(self.view, "Успех", "Состав среды успешно загружен")
+            except FileNotFoundError:
+                QMessageBox.critical(self.view, "Ошибка", f"Файл не найден: {filename}")
+            except json.JSONDecodeError as e:
+                QMessageBox.critical(self.view, "Ошибка", f"Неверный формат JSON-файла: {str(e)}")
+            except Exception as e:
+                QMessageBox.critical(self.view, "Ошибка", f"Ошибка при загрузке состава: {str(e)}")
+    
+    def _update_view_from_model(self):
+        while self.view.table.rowCount() > 1:
+            self.view.table.removeRow(1)
+        if self.view.table.rowCount() == 0:
+            self.view.add_solvent_row()
+        self.view.amount_input.setValue(self.model.total_amount)
+        index = self.view.amount_unit_combo.findText(self.model.amount_unit)
+        if index >= 0:
+            self.view.amount_unit_combo.setCurrentIndex(index)
+        self.view.solvent_input.setText(self.model.solvent)
+        self.view.update_solvent_name()
+        for reagent in self.model.reagents:
+            row = self.view.table.rowCount()
+            self.view.table.insertRow(row)
+            self.view.table.setItem(row, 0, QTableWidgetItem(reagent.name))
+            self.view.table.setItem(row, 1, QTableWidgetItem(f"{reagent.percentage:.2f}"))
+            unit_combo = QComboBox()
+            unit_combo.addItems(["нг", "мкг", "мг", "г", "кг", "нл", "мкл", "мл", "л"])
+            unit_combo.setCurrentText(reagent.unit)
+            self.view.table.setCellWidget(row, 2, unit_combo)
+            self.view.table.setItem(row, 3, QTableWidgetItem(f"{reagent.conversion_factor:.2f}"))
+            self.view.table.setItem(row, 4, QTableWidgetItem(f"{getattr(reagent, 'dilution_factor', 1.0):.3f}"))
+            self.view.table.setItem(row, 5, QTableWidgetItem(""))
+        self.view.clear_results()