First half of space weather screen. Still missing values updates on screen

artemis.py

@@ -23,7 +23,7 @@ from PyQt5.QtCore import (QFileInfo,
                           pyqtSlot,)
 
 from audio_player import AudioPlayer
-
+from space_weather_data import SpaceWeatherData
 from double_text_button import DoubleTextButton
 from download_window import DownloadWindow
 from switchable_label import SwitchableLabel, SwitchableLabelIterable
@@ -345,13 +345,10 @@ class Artemis(QMainWindow, Ui_MainWindow):
 
 # ##########################################################################################
 
-        # self.load_db()
-
         # Left list widget and search bar.
         self.search_bar.textChanged.connect(self.display_signals)
         self.result_list.currentItemChanged.connect(self.display_specs)
         self.result_list.itemDoubleClicked.connect(lambda: self.main_tab.setCurrentWidget(self.signal_properties_tab))
-        # self.display_signals()
         self.audio_widget = AudioPlayer(self.play,
                                         self.pause,
                                         self.stop,
@@ -375,12 +372,33 @@ class Artemis(QMainWindow, Ui_MainWindow):
             BandLabel(self.ehf_left, self.ehf, self.ehf_right),
         ]
 
+        # Space weather
+        self.info_now_btn.clicked.connect(lambda : webbrowser.open(Constants.FORECAST_INFO))
+        self.update_now_btn.clicked.connect(self.start_update_space_weather)
+        self.space_weather_data = SpaceWeatherData()
+        self.space_weather_data.update_complete.connect(self.update_space_weather)
+
 # Final operations.
         self.theme.initialize()
         self.load_db()
         self.display_signals()
         self.show()
 
+    @pyqtSlot()
+    def start_update_space_weather(self):
+        self.update_now_bar.setMaximum(self.update_now_bar.minimum())
+        self.space_weather_data.update()
+
+    @pyqtSlot(bool)
+    def update_space_weather(self, status_ok):
+        self.update_now_bar.setMaximum(self.update_now_bar.minimum() + 1)
+        if status_ok:
+            print('ok') # Insert labels values and colors here.
+        else:
+            pop_up(self, title = Messages.BAD_DOWNLOAD,
+                   text = Messages.BAD_DOWNLOAD_MSG).show()
+        self.space_weather_data.remove_data()
+
     @pyqtSlot()
     def go_to_gfd(self, by):
         query = "/?q="
@@ -394,7 +412,6 @@ class Artemis(QMainWindow, Ui_MainWindow):
         except:
             pass
 
-
     @pyqtSlot(QListWidgetItem)
     def remove_if_unselected_modulation(self, item):
         if not item.isSelected():

constants.py

@@ -68,6 +68,12 @@ class Database(object):
 
 class Constants(object):
     ACF_DOCS           = "https://aresvalley.com/documentation/"
+    FORECAST_XRAY      = "https://services.swpc.noaa.gov/text/goes-xray-flux-primary.txt"
+    FORECAST_PROT      = "https://services.swpc.noaa.gov/text/goes-particle-flux-primary.txt"
+    FORECAST_AK_IND    = "https://services.swpc.noaa.gov/text/wwv.txt"
+    FORECAST_SGAS      = "https://services.swpc.noaa.gov/text/sgas.txt"
+    FORECAST_G         = "https://services.swpc.noaa.gov/text/3-day-forecast.txt"
+    FORECAST_INFO      = "https://www.swpc.noaa.gov/sites/default/files/images/NOAAscales.pdf"
     SEARCH_LABEL_IMG   = "search_icon.png"
     VOLUME_LABEL_IMG   = "volume.png"
     DATA_FOLDER        = "Data"

space_weather_data.py

@@ -1,9 +1,9 @@
 from PyQt5.QtCore import pyqtSlot, pyqtSignal, QObject
 
-from threads import UpadteForecastThread, ThreadStatus
+from threads import UpadteSpaceWeatherThread, ThreadStatus
 from utilities import double_split
 
-class ForecastData(QObject):
+class SpaceWeatherData(QObject):
     update_complete = pyqtSignal(bool)
 
     def __init__(self):
@@ -13,7 +13,7 @@ class ForecastData(QObject):
         self.ak_index = ''
         self.sgas = ''
         self.geo_storm = ''
-        self.__update_thread = UpadteForecastThread(self)
+        self.__update_thread = UpadteSpaceWeatherThread(self)
         self.__update_thread.finished.connect(self.__parse_and_emit_signal)
 
     @pyqtSlot()
@@ -21,11 +21,11 @@ class ForecastData(QObject):
         self.__update_thread.start()
 
     def __parse_data(self):
-        self.xray = double_split(str(self.xray))
+        self.xray = double_split(self.xray)
-        self.prot_el = double_split(str(self.prot_el))
+        self.prot_el = double_split(self.prot_el)
-        self.ak_index = double_split(str(self.ak_index))
+        self.ak_index = double_split(self.ak_index)
-        self.sgas = double_split(str(self.sgas))
+        self.sgas = double_split(self.sgas)
-        self.geo_storm = double_split(str(self.geo_storm))
+        self.geo_storm = double_split(self.geo_storm)
 
     def remove_data(self):
         self.xray = ''

threads.py

@@ -8,7 +8,6 @@ from zipfile import ZipFile
 from PyQt5.QtCore import QThread
 from constants import Constants, Database, ChecksumWhat
 from utilities import checksum_ok
-import constants
 
 class ThreadStatus(Enum):
     OK                = auto()
@@ -56,3 +55,28 @@ class DownloadThread(QThread):
                 zipped.extractall()
         except:
             self.__status = ThreadStatus.UNKNOWN_ERR
+
+
+class UpadteSpaceWeatherThread(QThread):
+    def __init__(self, space_weather_data):
+        super().__init__()
+        self.__status = ThreadStatus.OK
+        self.__space_weather_data = space_weather_data
+
+    @property
+    def status(self):
+        return self.__status
+
+    def __del__(self):
+        self.terminate()
+        self.wait()
+
+    def run(self):
+        try:
+            self.__space_weather_data.xray = str(urllib3.PoolManager().request('GET', Constants.FORECAST_XRAY).data)
+            self.__space_weather_data.prot_el = str(urllib3.PoolManager().request('GET', Constants.FORECAST_PROT).data)
+            self.__space_weather_data.ak_index = str(urllib3.PoolManager().request('GET', Constants.FORECAST_AK_IND).data)
+            self.__space_weather_data.sgas = str(urllib3.PoolManager().request('GET', Constants.FORECAST_SGAS).data)
+            self.__space_weather_data.geo_storm = str(urllib3.PoolManager().request('GET', Constants.FORECAST_G).data)
+        except:
+            self.__status = ThreadStatus.UNKNOWN_ERR

utilities.py

@@ -107,3 +107,6 @@ def format_numbers(lower, upper):
         return f"{lower:,} {units[lower_factor]} - {upper:,} {units[upper_factor]}"
     else:
         return f"{lower:,} {units[lower_factor]}"
+
+def double_split(string):
+    return [i.split() for i in string.splitlines()]