Update app.py

app.py

@@ -1,7 +1,64 @@
 from fastapi import FastAPI
+from pydantic import BaseModel
 
 app = FastAPI()
 
+# Initialize the arrays
+Greet = []
+Bye = []
+Sleep = []
+Care = []
+
+class Operation(BaseModel):
+    a: str
+    b: str
+    c: str
+
 @app.get("/")
 def greet_json():
     return {"Hello": "World!"}
+
+@app.post("/add/")
+async def add(op: Operation):
+    if op.a == 'Check':
+        target_list = None
+        if op.b == 'Greet':
+            target_list = Greet
+        elif op.b == 'Bye':
+            target_list = Bye
+        elif op.b == 'Sleep':
+            target_list = Sleep
+        elif op.b == 'Care':
+            target_list = Care
+
+        if target_list is not None:
+            target_list.append(op.c)
+            return {"result": target_list}
+        else:
+            return {"result": "Invalid category"}
+    else:
+        return {"result": "Invalid operation"}
+
+@app.post("/remove/")
+async def remove(op: Operation):
+    if op.a == 'Check':
+        target_list = None
+        if op.b == 'Greet':
+            target_list = Greet
+        elif op.b == 'Bye':
+            target_list = Bye
+        elif op.b == 'Sleep':
+            target_list = Sleep
+        elif op.b == 'Care':
+            target_list = Care
+
+        if target_list is not None:
+            if op.c in target_list:
+                target_list.remove(op.c)
+                return {"result": target_list}
+            else:
+                return {"result": "Element not found in the list"}
+        else:
+            return {"result": "Invalid category"}
+    else:
+        return {"result": "Invalid operation"}