Start migration to MVVM

cinnamon-dynamic-wallpaper@TobiZog/5.4/src/model/main_view_model.py

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+import os, json
+from pathlib import Path
+
+from service.display import *
+from service.cinnamon_pref_handler import *
+from service.suntimes import *
+from service.time_bar_chart import *
+from enums.PeriodSourceEnum import *
+
+class Main_View_Model:
+	def __init__(self) -> None:
+		# Paths
+		self.WORKING_DIR = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+		self.RES_DIR = self.WORKING_DIR + "/res"
+		self.IMAGES_DIR = self.RES_DIR + "/images"
+		self.GLADE_URI = self.RES_DIR + "/preferences.glade"
+		self.TIMEBAR_URI = self.WORKING_DIR + "/src/time_bar.svg"
+		self.TIMEBAR_URI_POLYLINES = self.WORKING_DIR + "/src/time_bar_polylines.svg"
+		self.PREF_URI = os.path.expanduser("~") + \
+      "/.config/cinnamon/spices/cinnamon-dynamic-wallpaper@TobiZog/cinnamon-dynamic-wallpaper@TobiZog.json"
+
+		# Datasets
+		self.image_sets = ["aurora", "beach", "bitday", "cliffs", "earth", "gradient", "lakeside", "mountains", "sahara"]
+		self.picture_aspects = ["centered", "scaled", "stretched", "zoom", "spanned"]
+		self.network_location_provider = ["geojs.io", "ip-api.com"]
+
+		# Objects from scripts
+		self.screen_height = Display().get_screen_height()
+		self.cinnamon_prefs = Cinnamon_Pref_Handler()
+		self.time_bar_chart = Time_Bar_Chart()
+		self.suntimes = Suntimes()
+
+		# Breakpoint for smaller UI
+		self.breakpoint_ui = 1000
+
+
+	def refresh_charts(self):
+		# Stores the start times of the periods in minutes since midnight
+		time_periods_min = []
+
+		if self.cinnamon_prefs.period_source == PeriodSourceEnum.CUSTOMTIMEPERIODS:
+			for i in range(0, 10):
+				time_str = self.cinnamon_prefs.period_custom_start_time[i]
+
+				time_periods_min.append(int(time_str[0:2]) * 60 + int(time_str[3:5]))
+		else:
+			if self.cinnamon_prefs.period_source == PeriodSourceEnum.NETWORKLOCATION:
+				self.suntimes.calc_suntimes(float(self.cinnamon_prefs.latitude_auto), float(self.cinnamon_prefs.longitude_auto))
+			else:
+				pass
+				# todo self.suntimes.calc_suntimes(float(self.ui.etr_latitude.get_text()), float(self.ui.etr_longitude.get_text()))	
+
+			
+			# Get all time periods. Store the minutes to the list and print the values to the text views
+			for i in range(0, 10):
+				time_range_now = self.suntimes.day_periods[i]
+
+				if i != 9:
+					time_range_next = self.suntimes.day_periods[i + 1]
+				else:
+					time_range_next = time(hour=23, minute=59)
+
+				# todo self.ui.etr_periods[i].set_text(
+				# 	str(time_range_now.hour).rjust(2, '0') + ":" + str(time_range_now.minute).rjust(2, '0') + \
+				# 		" - " + str(time_range_next.hour).rjust(2, '0') + ":" + str(time_range_next.minute).rjust(2, '0'))
+				
+				time_periods_min.append(time_range_now.hour * 60 + time_range_now.minute)
+
+		# Create time bar
+		# Reduce size for small displays
+		if self.screen_height < self.breakpoint_ui:
+			bar_width = 1150
+			bar_height = 110
+		else:
+			bar_width = 1300
+			bar_height = 150
+
+		self.time_bar_chart.create_bar_chart_with_polylines(self.TIMEBAR_URI_POLYLINES, bar_width, bar_height, time_periods_min)
+		self.time_bar_chart.create_bar_chart(self.TIMEBAR_URI, bar_width, bar_height, time_periods_min)
+
+