added plots and currency info

pyproject.toml

@@ -10,6 +10,7 @@ pydantic = "^1.4"
 pyqt5 = "^5.15.0"
 unify = "^0.5"
 requests = "^2.24.0"
+pyqtgraph = "^0.11.0"
 
 [tool.poetry.scripts]
 start_gui = "src.view.main:main"

src/view/currency_window.py

@@ -1,22 +1,97 @@
+from datetime import date
+from decimal import Decimal
+
+import pyqtgraph as pg
 from PyQt5.QtCore import Qt
 from PyQt5.QtWidgets import QMainWindow
 
 from ui.currency import Ui_CurrencyWindow
 
+selling_prices = [1.337, 1.488, 1.556, 1.246, 1.889]
+buying_prices = [2.534, 2.679, 2.365, 2.456, 2.345]
+time = [
+    date(2020, 5, 1),
+    date(2020, 5, 2),
+    date(2020, 5, 3),
+    date(2020, 5, 4),
+    date(2020, 5, 5),
+]
+
+time_dict = dict(enumerate(time))
+
 
 class CurrencyWindow(Ui_CurrencyWindow, QMainWindow):
+
+    '''Вернуть parent'''
+
     def __init__(self, parent):
         super().__init__(parent, Qt.WindowCloseButtonHint | Qt.WindowMinimizeButtonHint)
         self.setupUi(self)
 
         self.buyButton.clicked.connect(self.buy)
         self.sellButton.clicked.connect(self.sell)
 
+        self.set_text_info(selling_prices[-1], buying_prices[-1], Decimal('3.0012'))
+
+    def set_text_info(self, selling_price, buying_price, account):
+        self.buyingPrice.setText('Cтоимость покупки: ' + str(selling_price) + ' у.е.')
+        self.sellingPrice.setText('Стоимость продажи: ' + str(buying_price) + ' у.е.')
+        self.account.setText('На счёте: ' + str(account) + ' у.е.')
+
+    def draw_graphs(self):
+        pg.setConfigOptions(antialias=True)
+
+        self.graphicsView.setBackground('w')
+
+        self.graphicsView.addLegend()
+
+        time_axis = pg.AxisItem(orientation='bottom')
+        time_axis.setTicks([time_dict.items()])
+        self.graphicsView.setAxisItems(axisItems={'bottom': time_axis})
+
+        self.graphicsView.setLabel('left', 'Цена')
+        self.graphicsView.setLabel('bottom', 'Время')
+
+        self.graphicsView.showGrid(x=True, y=True)
+
+        self.plot(
+            list(time_dict.keys()),
+            buying_prices,
+            'Цена покупки',
+            (0, 220, 0),
+            1.5,
+            'o',
+            5,
+        )
+
+        self.plot(
+            list(time_dict.keys()),
+            selling_prices,
+            'Цена продажи',
+            (255, 0, 0),
+            1.5,
+            'o',
+            5,
+        )
+
+    def plot(self, x, y, plot_name, color, width, symbol, symbol_size):
+        pen = pg.mkPen(color=color, width=width)
+        self.graphicsView.plot(
+            x,
+            y,
+            name=plot_name,
+            pen=pen,
+            symbol=symbol,
+            symbolSize=symbol_size,
+            symbolBrush=color,
+        )
+
     def buy(self):
         pass
 
     def sell(self):
         pass
 
     def init(self):
+        self.draw_graphs()
         self.show()

src/view/main_window.py

@@ -1,4 +1,3 @@
-
 from PyQt5 import QtWidgets
 from PyQt5.QtCore import Qt
 from PyQt5.QtWidgets import QMainWindow, QPushButton, QTableWidgetItem
@@ -94,7 +93,11 @@ def fill_operations(self):
             self.operationsTable.setRowCount(row + 1)
 
             self.operationsTable.setItem(
-                row, 0, QTableWidgetItem('Покупка' if i.operation_type == OperationType.BUY else 'Продажа')
+                row,
+                0,
+                QTableWidgetItem(
+                    'Покупка' if i.operation_type == OperationType.BUY else 'Продажа'
+                ),
             )
             self.operationsTable.setItem(row, 1, QTableWidgetItem(i.currency_name))
             self.operationsTable.setItem(row, 2, QTableWidgetItem((str(i.amount))))

ui/currency.py

@@ -9,6 +9,7 @@
 
 
 from PyQt5 import QtCore, QtGui, QtWidgets
+from pyqtgraph import PlotWidget
 
 
 class Ui_CurrencyWindow(object):
@@ -19,7 +20,7 @@ def setupUi(self, MainWindow):
         self.centralwidget.setObjectName("centralwidget")
         self.gridLayout = QtWidgets.QGridLayout(self.centralwidget)
         self.gridLayout.setObjectName("gridLayout")
-        self.graphicsView = QtWidgets.QGraphicsView(self.centralwidget)
+        self.graphicsView = PlotWidget(self.centralwidget)
         self.graphicsView.setObjectName("graphicsView")
         self.gridLayout.addWidget(self.graphicsView, 3, 2, 1, 1)
         self.buyAndSell = QtWidgets.QWidget(self.centralwidget)