renamed classes to io_helpers

pocket_friends/game_files/io_helpers/data_handler.py

@@ -0,0 +1,67 @@
+import pocket_friends
+import json
+
+class DataHandler:
+    """
+    Class that handles the hardware attributes and save files.
+    """
+
+    def __init__(self):
+        # Attributes that are saved to a file to recover upon startup.
+        self.attributes = {
+            'version': pocket_friends.__version__,
+            'time_elapsed': 0,
+            'bloop': '',
+            'age': 0,
+            'health': 0,
+            'hunger': 0,
+            'happiness': 0,
+            'care_counter': 0,
+            'missed_care': 0,
+            'adult': 0,
+            'evolution_stage': '',
+        }
+
+        # Frame counter
+        self.frames_passed = 0
+
+    def write_save(self):
+        """
+        Writes attributes of class to "save.json" file.
+        """
+        with open(save_dir + '/save.json', 'w') as save_file:
+            json.dump(self.attributes, save_file)
+            save_file.close()
+
+    def read_save(self):
+        """
+        Reads from "save.json" and inserts into attributes dictionary. Creates file if it does not exist.
+        """
+        # Open up the save file and read it into self.attributes.
+        try:
+            with open(save_dir + '/save.json', 'r') as save_file:
+                self.attributes = json.load(save_file)
+                save_file.close()
+
+        # If there is no save file, write one with the defaults.
+        except FileNotFoundError:
+            self.write_save()
+
+    def update(self):
+        """
+        Run the game logic.
+        """
+        self.frames_passed += 1
+        # Run logic of the game every second.
+        if self.frames_passed >= game_fps:
+
+            # Add one to the age of the bloop.
+            self.attributes['age'] += 1
+
+            # Save the data when the age of the bloop is a multiple of 10.
+            if self.attributes['age'] % 10 == 0:
+                self.write_save()
+
+            # Reset frame counter
+            self.frames_passed = 0
+

pocket_friends/game_files/io_helpers/input_handler.py

@@ -0,0 +1,71 @@
+import pygame
+import importlib.util
+from pocket_friends.hardware.gpio_handler import Constants, GPIOHandler
+
+
+class InputHandler:
+    def __init__(self, pygame_clock):
+        self.clock = pygame_clock
+        try:
+            importlib.util.find_spec('RPi.GPIO')
+            import RPi.GPIO as GPIO
+            self.on_hardware = True
+        except ImportError:
+            import pocket_friends.development.FakeGPIO as GPIO
+            self.on_hardware = False
+        self.last_input_tick = 0
+
+    def create_event(self, pressed_button):
+        """
+        Creates a pygame event with a given keyboard code
+        :param pressed_button:
+        """
+        # Register a button click so long as the last button click happened no less than two frames ago
+        if pygame.time.get_ticks() - self.last_input_tick > self.clock.get_time() * 2 or not self.on_hardware:
+            pygame.event.post(pygame.event.Event(pygame.KEYDOWN, {'key': pressed_button}))
+            pygame.event.post(pygame.event.Event(pygame.KEYUP, {'key': pressed_button}))
+        self.last_input_tick = pygame.time.get_ticks()
+
+    def handle_gpio(self):
+        """
+        Handles getting GPIO button presses and making a pygame event when a press is detected.
+        """
+        for pressed_button in Constants.buttons:
+            code = Constants.buttons.get(pressed_button)
+
+            # Check if a button has been pressed. If it has, create a pygame event for it.
+            if GPIOHandler.get_press(code):
+                self.create_event(code)
+
+    def keyboard_handler(self):
+        """
+        Simulates key presses to GPIO button presses. Also handles quitting the game.
+        """
+
+        # Checks if a corresponding keyboard key has been pressed. If it has, emulate a button press.
+        for keyboard_event in pygame.event.get():
+            if keyboard_event.type == pygame.QUIT:
+                running = False
+            if keyboard_event.type == pygame.KEYDOWN:
+                if keyboard_event.key == pygame.K_a:
+                    self.create_event(Constants.buttons.get('a'))
+                if keyboard_event.key == pygame.K_b:
+                    self.create_event(Constants.buttons.get('b'))
+                if keyboard_event.key == pygame.K_PERIOD:
+                    self.create_event(Constants.buttons.get('j_i'))
+                if keyboard_event.key == pygame.K_RIGHT:
+                    self.create_event(Constants.buttons.get('j_r'))
+                if keyboard_event.key == pygame.K_LEFT:
+                    self.create_event(Constants.buttons.get('j_l'))
+                if keyboard_event.key == pygame.K_DOWN:
+                    self.create_event(Constants.buttons.get('j_d'))
+                if keyboard_event.key == pygame.K_UP:
+                    self.create_event(Constants.buttons.get('j_u'))
+                if keyboard_event.key == pygame.K_ESCAPE:
+                    running = False
+
+    def update(self):
+        if self.on_hardware:
+            self.handle_gpio()
+        else:
+            self.keyboard_handler()