feat: added concrete implementations of command for newton api

Author: ca20110820

projects/computer-algebra/newton_command.py

@@ -0,0 +1,76 @@
+from dataclasses import dataclass
+
+import requests
+from command import CmdBase
+
+
+@dataclass(frozen=True)
+class NewtonResponse:
+    """Newton API Response."""
+    operation: str
+    expression: str
+    result: str
+
+
+class NewtonCmdException(Exception):
+    """Base class for Newton Command Exceptions."""
+
+
+class NewtonCommand(CmdBase):
+    """Base class for all the Newton API Commands."""
+
+    def __init__(self, operation: str):
+        super().__init__(operation, 'https://newton.now.sh/api/v2')
+
+    def command(self, expr: str) -> NewtonResponse:
+        """
+        Command method for NewtonCommand class.
+
+        Args:
+            expr (str): Mathematical expression to be evaluated.
+
+        Returns:
+            NewtonResponse: Object containing the operation, expression, and result of the evaluated expression.
+
+        Raises:
+            NewtonCmdException: If the HTTP request fails or returns a non-success status code, the exception is raised
+            with the error message.
+        """
+        # Construct the Request URL
+        expr_encode = self.url_encode(expr)  # URL Encode for Expression
+        request_url = f"{self.base_url}/{self.operation}/{expr_encode}"
+
+        # Make the HTTP GET request
+        response = requests.get(request_url)
+
+        # Check if the request was successful (status code 200)
+        if response.status_code == 200:
+            # Deserialize the JSON response into a dictionary
+            response_data = response.json()
+
+            # Extract relevant data from the response
+            operation = response_data['operation']
+            expression = response_data['expression']
+            result = response_data['result']
+
+            # Create and return a NewtonResponse object
+            return NewtonResponse(operation=operation, expression=expression, result=result)
+        else:
+            raise NewtonCmdException(f'{response.text}')
+
+
+newton_simplify = NewtonCommand('simplify').command
+newton_factor = NewtonCommand('factor').command
+newton_derive = NewtonCommand('derive').command
+newton_integrate = NewtonCommand('integrate').command
+newton_zeroes = NewtonCommand('zeroes').command
+newton_tangent = NewtonCommand('tangent').command
+newton_area = NewtonCommand('area').command
+newton_cos = NewtonCommand('cos').command
+newton_sin = NewtonCommand('sin').command
+newton_tan = NewtonCommand('tan').command
+newton_arc_cos = NewtonCommand('arccos').command
+newton_arc_sin = NewtonCommand('arcsin').command
+newton_arc_tan = NewtonCommand('arctan').command
+newton_abs = NewtonCommand('abs').command
+newton_log = NewtonCommand('log').command