Add boilerplate market frame with ability to switch to it

gui/app.py

@@ -12,6 +12,7 @@
 from gui.frames.api_key import APIKeyFrame
 from gui.frames.empty_frame import EmptyFrame
 from gui.frames.outposts import OutpostsFrame
+from gui.frames.market import MarketFrame
 
 
 class App(tkinter.Tk):
@@ -43,6 +44,7 @@ def build_app(self, destroy: bool = False) -> None:
         self.settings_frame = SettingsFrame(self)
         self.api_key_frame = APIKeyFrame(self)
         self.outposts_frame = OutpostsFrame(self)
+        self.market_frame = MarketFrame(self)
         self.sidebar.place(x=0, y=0, height=600, width=150)
         self.current_frame = EmptyFrame(self)
         self.current_frame.place(x=150, y=0, height=600, width=650)

gui/frames/market.py

@@ -0,0 +1,26 @@
+import tkinter
+from ..components import labels, containers, dropdowns, popups
+
+
+class MarketFrame(tkinter.Frame):
+    def __init__(self, parent, bg="gray"):
+        super().__init__(parent, width=650, height=600, bg=bg)
+        self.parent = parent
+        self.bg = bg
+
+        self.item_selector = dropdowns.Dropdown(
+            self, ["Placeholder One", "Placeholder Two", "Placeholder Three"]
+        )
+        self.item_selector_label = labels.InputLabel(self, "Item", bg="white")
+
+        self.buy_offers = tkinter.Listbox(self, bg=self.bg)
+
+    def render(self):
+        self.item_selector.place(x=150, y=100)
+        self.item_selector_label.place(x=150, y=80)
+        self.buy_offers.place(x=150, y=150)
+        # self.get_all_offers()
+
+    # def get_all_offers(self) -> list[dict]: #TODO fix issue where running this throws an backend.exceptions.ValidationError
+    #     orders = self.parent.backend.get_market_orders()
+    #     return orders

gui/sidebar.py

@@ -57,6 +57,13 @@ def __init__(self, parent):
         )
         self.outposts_button.pack()
 
+        self.market_button = buttons.Sidebarbutton(
+            self,
+            text="Market",
+            command=lambda: self.switch_frame(self.parent.market_frame),
+        )
+        self.market_button.pack()
+
         self.apiKey_button = buttons.Sidebarbutton(
             self,
             text="API Key",