Day 23

24/Snake+Project+Code+from+Day+21/data.txt

@@ -0,0 +1 @@
+10

24/Snake+Project+Code+from+Day+21/food.py

@@ -0,0 +1,19 @@
+from turtle import Turtle
+import random
+
+
+class Food(Turtle):
+
+    def __init__(self):
+        super().__init__()
+        self.shape("circle")
+        self.penup()
+        self.shapesize(stretch_len=0.5, stretch_wid=0.5)
+        self.color("blue")
+        self.speed("fastest")
+        self.refresh()
+
+    def refresh(self):
+        random_x = random.randint(-280, 280)
+        random_y = random.randint(-280, 280)
+        self.goto(random_x, random_y)

24/Snake+Project+Code+from+Day+21/main.py

@@ -0,0 +1,53 @@
+from turtle import Screen
+from snake import Snake
+from food import Food
+from scoreboard import Scoreboard
+import time
+
+screen = Screen()
+screen.setup(width=600, height=600)
+screen.bgcolor("black")
+screen.title("My Snake Game")
+screen.tracer(0)
+
+snake = Snake()
+food = Food()
+scoreboard = Scoreboard()
+
+screen.listen()
+screen.onkey(snake.up, "Up")
+screen.onkey(snake.down, "Down")
+screen.onkey(snake.left, "Left")
+screen.onkey(snake.right, "Right")
+
+game_is_on = True
+while game_is_on:
+    screen.update()
+    time.sleep(0.2)
+    snake.move()
+
+    #Detect collision with food.
+    if snake.head.distance(food) < 15:
+        food.refresh()
+        snake.extend()
+        scoreboard.increase_score()
+
+    #Detect collision with wall.
+    if snake.head.xcor() > 280 or snake.head.xcor() < -280 or snake.head.ycor() > 280 or snake.head.ycor() < -280:
+        scoreboard.reset()
+        snake.reset()
+
+    #Detect collision with tail.
+    for segment in snake.segments:
+        if segment == snake.head:
+            pass
+        elif snake.head.distance(segment) < 10:
+            scoreboard.reset()
+            snake.reset()
+
+
+
+
+
+
+screen.exitonclick()

24/Snake+Project+Code+from+Day+21/scoreboard.py

@@ -0,0 +1,33 @@
+from turtle import Turtle
+ALIGNMENT = "center"
+FONT = ("Courier", 18, "normal")
+
+
+class Scoreboard(Turtle):
+
+    def __init__(self):
+        super().__init__()
+        self.score = 0
+        with open("data.txt") as data:
+            self.high_score = int(data.read())
+        self.color("white")
+        self.penup()
+        self.goto(0, 270)
+        self.hideturtle()
+        self.update_scoreboard()
+
+    def update_scoreboard(self):
+        self.clear()
+        self.write(f"Score: {self.score} High score: {self.high_score}", align=ALIGNMENT, font=FONT)
+
+    def reset(self):
+        if self.score > self.high_score:
+            self.high_score = self.score
+            with open("data.txt", mode="w") as file:
+                file.write(f"{self.high_score}")
+        self.score = 0
+
+    def increase_score(self):
+        self.score += 1
+        self.clear()
+        self.update_scoreboard()

24/Snake+Project+Code+from+Day+21/snake.py

@@ -0,0 +1,59 @@
+from turtle import Turtle
+STARTING_POSITIONS = [(0, 0), (-20, 0), (-40, 0)]
+MOVE_DISTANCE = 20
+UP = 90
+DOWN = 270
+LEFT = 180
+RIGHT = 0
+
+
+class Snake:
+
+    def __init__(self):
+        self.segments = []
+        self.create_snake()
+        self.head = self.segments[0]
+
+    def create_snake(self):
+        for position in STARTING_POSITIONS:
+            self.add_segment(position)
+
+    def add_segment(self, position):
+        new_segment = Turtle("square")
+        new_segment.color("white")
+        new_segment.penup()
+        new_segment.goto(position)
+        self.segments.append(new_segment)
+
+    def reset(self):
+        for seg in self.segments:
+            seg.goto(1000, 1000)
+        self.segments.clear()
+        self.create_snake()
+        self.head = self.segments[0]
+
+    def extend(self):
+        self.add_segment(self.segments[-1].position())
+
+    def move(self):
+        for seg_num in range(len(self.segments) - 1, 0, -1):
+            new_x = self.segments[seg_num - 1].xcor()
+            new_y = self.segments[seg_num - 1].ycor()
+            self.segments[seg_num].goto(new_x, new_y)
+        self.head.forward(MOVE_DISTANCE)
+
+    def up(self):
+        if self.head.heading() != DOWN:
+            self.head.setheading(UP)
+
+    def down(self):
+        if self.head.heading() != UP:
+            self.head.setheading(DOWN)
+
+    def left(self):
+        if self.head.heading() != RIGHT:
+            self.head.setheading(LEFT)
+
+    def right(self):
+        if self.head.heading() != LEFT:
+            self.head.setheading(RIGHT)

README.md

@@ -33,17 +33,17 @@ Starting from : August 22, 2021
 
 [Day 14 - Beginner - Higher Lower Game Project](https://github.com/neubrom/100day/tree/master/14)
 
-[Abschnitt 15: Day 15 - Intermediate - Local Development Environment Setup & the Coffee Machine](https://github.com/neubrom/100day/tree/master/15)
+[Day 15 - Intermediate - Local Development Environment Setup & the Coffee Machine](https://github.com/neubrom/100day/tree/master/15)
 
-[Abschnitt 16: Day 16 - Intermediate - Object Oriented Programming (OOP)](https://github.com/neubrom/100day/tree/master/16)
+[Day 16 - Intermediate - Object Oriented Programming (OOP)](https://github.com/neubrom/100day/tree/master/16)
 
-[Abschnitt 17: Day 17 - Intermediate - The Quiz Project & the Benefits of OOP](https://github.com/neubrom/100day/tree/master/17)
+[Day 17 - Intermediate - The Quiz Project & the Benefits of OOP](https://github.com/neubrom/100day/tree/master/17)
 
-[Abschnitt 18: Day 18 - Intermediate - Turtle & the Graphical User Interface (GUI)](https://github.com/neubrom/100day/tree/master/18)
+[Day 18 - Intermediate - Turtle & the Graphical User Interface (GUI)](https://github.com/neubrom/100day/tree/master/18)
 
-[Abschnitt 19: Day 19 - Intermediate - Instances, State and Higher Order Functions](https://github.com/neubrom/100day/tree/master/19)
+[Day 19 - Intermediate - Instances, State and Higher Order Functions](https://github.com/neubrom/100day/tree/master/19)
 
-[Abschnitt 20: Day 20 - Intermediate - Build the Snake Game Part 1: Animation & Coordinates](https://github.com/neubrom/100day/tree/master/20)
+[Day 20 - Intermediate - Build the Snake Game Part 1: Animation & Coordinates](https://github.com/neubrom/100day/tree/master/20)
 
-[Abschnitt [21: Day 21 - Intermediate - Build the Snake Game Part 2: Inheritance & List Slicing](https://github.com/neubrom/100day/tree/master/21))
+[Day 21 - Intermediate - Build the Snake Game Part 2: Inheritance & List Slicing](https://github.com/neubrom/100day/tree/master/21))