prep for deployment on Pi

main.py

@@ -1,7 +1,7 @@
 """
 Portfolio Project for CS361 Spring 2022
 Written by Lucas Jensen
-Last updated 5/12 for Assignment 1
+Last updated 10-12-2023 for deployment
 """
 from flask import Flask, redirect, render_template, request, send_file
 from recipe import Recipe, RecipeBook
@@ -18,7 +18,7 @@ def home():
     return render_template("index.html")
 
 
-@app.route('/recipes', methods=['GET'])
+@app.route("/recipes", methods=["GET"])
 def recipes_page():
     recipes = book.get_recipes()
     # recipes is a dictionary of recipe objects
@@ -27,54 +27,51 @@ def recipes_page():
     return render_template("recipes.html", content=recipes)
 
 
-@app.route('/recipes/<_id>/email', methods=['GET', 'POST'])
+@app.route("/recipes/<_id>/email", methods=["GET", "POST"])
 def email_page(_id):
     recipe = book.find_by_id(str(_id))
 
-    if request.method == 'POST':
-        addr = request.form.get('email')
+    if request.method == "POST":
+        addr = request.form.get("email")
         subject = recipe.get_name()
-        message = f"{subject}; " \
-                  f"Num loaves: {recipe.get_num_loaves()};"
+        message = f"{subject}; " f"Num loaves: {recipe.get_num_loaves()};"
         ingredients = recipe.get_ingredients()
         for item in ingredients:
             message += f" {item}: {ingredients[item]} grams;"
 
-        body = f"$to == {addr}\n" \
-               f"$subject == {subject}\n" \
-               f"$message == {message}"
+        body = f"$to == {addr}\n" f"$subject == {subject}\n" f"$message == {message}"
 
-        with open('mail.txt', 'wt') as txt_file:
+        with open("mail.txt", "wt") as txt_file:
             txt_file.write(body)
 
-        subprocess.call(['python', 'mailer.py'])
+        subprocess.call(["python", "mailer.py"])
 
-        return redirect('/recipes')
+        return redirect("/recipes")
 
-    return render_template('email.html', content=recipe)
+    return render_template("email.html", content=recipe)
 
 
-@app.route('/recipes/<_id>', methods=['GET', 'POST'])
+@app.route("/recipes/<_id>", methods=["GET", "POST"])
 def recipe_page(_id):
     recipe = book.find_by_id(_id)
 
-    if request.method == 'POST':
+    if request.method == "POST":
         # user wants to scale their recipe
-        if 'scale' in request.form:
-            scale = request.form.get('scale')
+        if "scale" in request.form:
+            scale = request.form.get("scale")
             new = recipe.scale(scale)
             new_id = book.add_recipe(new)
-            return redirect(f'/recipes/{new_id}')
-        elif 'photo' in request.files:
+            return redirect(f"/recipes/{new_id}")
+        elif "photo" in request.files:
             # user wants to add a photo
-            f = request.files['photo']
-            f.save(os.path.join('static', f"image_{_id}.jpg"))
+            f = request.files["photo"]
+            f.save(os.path.join("static", f"image_{_id}.jpg"))
             # return "Success"
-        elif 'convert' in request.form:
+        elif "convert" in request.form:
             # user wants to convert to sourdough
             new_recipe = recipe.convert()
             book.add_recipe(new_recipe)
-            return redirect('/recipes')
+            return redirect("/recipes")
         else:
             # user wants to download a pdf
             path = write_txt(_id)
@@ -83,16 +80,13 @@ def recipe_page(_id):
 
     # find all associated images
     recipe_photos = []
-    all_photos = os.listdir('static')
+    all_photos = os.listdir("static")
     for photo in all_photos:
-        if 'jpg' in photo:
+        if "jpg" in photo:
             if get_num(photo) == int(_id):
                 recipe_photos.append(photo)
 
-    return render_template("recipe.html",
-                           content=recipe,
-                           _id=_id,
-                           photos=recipe_photos)
+    return render_template("recipe.html", content=recipe, _id=_id, photos=recipe_photos)
 
 
 def get_num(path: str) -> int:
@@ -103,7 +97,7 @@ def get_num(path: str) -> int:
     """
     num = ""
     for i in range(6, len(path)):
-        if path[i] == '.':
+        if path[i] == ".":
             break
         num += path[i]
 
@@ -116,24 +110,24 @@ def write_txt(_id):
     :return:
     """
     print(_id)
-    with open('recipe.txt', 'w') as txt_file:
+    with open("recipe.txt", "w") as txt_file:
         txt_file.write(_id)
 
     return f"recipe{_id}.pdf"
 
 
-@app.route('/recipes/<_id>/delete')
+@app.route("/recipes/<_id>/delete")
 def delete_recipe(_id):
     book.find_and_delete(_id)
     return redirect("/recipes")
 
 
-@app.route('/add', methods=['GET', 'POST'])
+@app.route("/add", methods=["GET", "POST"])
 def add_recipe():
     if request.method == "POST":
-        new_recipe = Recipe(request.form.get('name'), request.form.get('yield'))
+        new_recipe = Recipe(request.form.get("name"), request.form.get("yield"))
         for item in request.form:
-            if item not in ['name', 'yield']:
+            if item not in ["name", "yield"]:
                 new_recipe.add_ingredient(item, int(request.form.get(item)))
 
         book.add_recipe(new_recipe)