From de209bfa29d5baf55dab4ae0ab2a8ab7615b9c7e Mon Sep 17 00:00:00 2001
From: DJ Nieto <dj8122@gmail.com>
Date: Fri, 9 Apr 2021 03:24:21 -0600
Subject: [PATCH] Added Oanda Controller

---
 gamestonk_terminal/oanda/oanda_controller.py | 117 +++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 gamestonk_terminal/oanda/oanda_controller.py

diff --git a/gamestonk_terminal/oanda/oanda_controller.py b/gamestonk_terminal/oanda/oanda_controller.py
new file mode 100644
index 00000000000..4befdbd1c10
--- /dev/null
+++ b/gamestonk_terminal/oanda/oanda_controller.py
@@ -0,0 +1,117 @@
+import argparse
+# import matplotlib.pyplot as plt
+from prompt_toolkit.completion import NestedCompleter
+from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn
+from gamestonk_terminal import feature_flags as gtff
+from gamestonk_terminal.menu import session
+from gamestonk_terminal.oanda import oanda_functions
+from gamestonk_terminal import config_terminal as cfg
+
+account = cfg.OANDA_ACCOUNT
+
+
+class OandaController:
+    """Oanda Controller class"""
+
+    CHOICES = [
+        "help",
+        "q",
+        "quit",
+        "hist",
+        "price",
+        "summary",
+        "list"]
+
+    def __init__(
+        self,
+#         instrument:str,
+        ):
+        """Construct Data"""
+#         self.instrument = instrument
+        self.oanda_parser = argparse.ArgumentParser(add_help=False, prog="fx")
+        self.oanda_parser.add_argument(
+        "cmd",
+        choices=self.CHOICES,
+        )
+
+    @staticmethod
+    def print_help():
+        """Print help"""
+
+        print("\nForex Mode:")
+        print("\t help \t show this menu again")
+        print("\t q \t quit this menu and goes back to main menu")
+        print("\t quit \t quit to abandon program")
+        print("")
+        print("\t price \t shows price for selected instrument")
+        print("\t summary  shows account summary")
+        print("\t list \t list orders")
+
+    def switch(self, an_input: str):
+        """Process and dispatch input
+        Returns
+        ______
+        True, False, or None
+        False - quit the menu
+        True - quit the program
+        None - contiue in the menu
+        """
+        (known_args, other_args) = self.oanda_parser.parse_known_args(an_input.split())
+
+        return getattr(self, "call_" + known_args.cmd, lambda: "command not recognized!")(other_args)
+
+    def call_help(self, _):
+        """Process Help Command"""
+        self.print_help()
+
+    def call_q(self, _):
+        """Process Q command - quit the menu"""
+        return False
+
+    def call_quit(self, _):
+        """Process Quit command - exit the program"""
+        return True
+
+    def call_price(self, _):
+        """Process Price Command"""
+        try:
+            oanda_functions.get_fx_price(account, instrument)
+        except NameError as e:
+            print(e)
+
+    def call_summary(self, _):
+        """Process account summary command"""
+        oanda_functions.get_account_summary(account)
+
+    def call_list(self, _):
+        """Process list orders command"""
+        oanda_functions.list_orders(account)
+
+
+def menu():
+        """Oanda Menu"""
+        oanda_controller = OandaController()
+        oanda_controller.call_help(None)
+        while True:
+            if session and gtff.USE_PROMPT_TOOLKIT:
+                completer = NestedCompleter.from_nested_dict(
+                    {c: None for c in oanda_controller.CHOICES}
+                )
+
+                an_input = session.prompt(
+                f"{get_flair()} (fx)> ",
+                completer=completer,
+                )
+            else:
+                an_input = input(f"{get_flair()} (fx)> ")
+
+            try:
+                process_input = oanda_controller.switch(an_input)
+
+                if process_input is not None:
+                    return process_input
+
+            except SystemExit:
+                print("The command selected doesn't exit\n")
+                continue
+