Added functionality to send email using SMTP

.env.sample

@@ -0,0 +1 @@
+DESKTOP_ASSISTANT_SMTP_PWD=YOUR_EMAIL_PASSWORD

.gitignore

@@ -41,4 +41,7 @@ $RECYCLE.BIN/
 .vsix
 
 # IntelliJ Idea
-.idea
+.idea
+
+# Environment Variables
+.env

requirements.txt

@@ -28,6 +28,7 @@ speechrecognition~=3.10.0
 urllib3~=2.2.2
 wheel~=0.41.2
 wikipedia~=1.4.0
+python-dotenv~=1.0.1
 wmi~=1.5.1
 pycaw~=20240210
 feedparser~=6.0.11

src/assistant.py

@@ -8,12 +8,14 @@
 
 """
 
+import json
 import re
 import subprocess
 from datetime import datetime
 
 import commands
 from infra import clear_screen
+from utils import load_email_config
 from voice_interface import VoiceInterface
 
 LISTENING_ERROR = "Say that again please..."
@@ -133,6 +135,65 @@ def execute_query(self, query: str) -> None:
                 r"\b(?:of|in|at)\s+(\w+)", query
             )  # Extract the city name just after the word 'of'
             commands.weather_reporter(self.__voice_interface, cities[0])
+        elif "email" in query:
+            query = query.lower()
+
+            data = load_email_config()
+
+            if data.get("server") == "smtp.example.com":
+                self.__voice_interface.speak(
+                    "Please setup email config file before sending mail."
+                )
+            else:
+                self.__voice_interface.speak("who do you want to send email to?")
+                receiver = None
+                validEmail = False
+                while not validEmail:
+                    receiver = self.listen_for_query()
+
+                    if receiver in data.get("contacts").keys():
+                        print(
+                            f"Receiver selected from contacts: {data.get("contacts").get(receiver)}"
+                        )
+                        receiver = data.get("contacts").get(receiver)
+                        validEmail = True
+                    elif re.match(
+                        r"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$", receiver
+                    ):
+                        validEmail = True
+                    else:
+                        self.__voice_interface.speak(
+                            "Valid Email not provided or contact does not exists"
+                        )
+
+                self.__voice_interface.speak(
+                    "What would be the subject of the message? "
+                )
+                subject = None
+                while subject is None:
+                    subject = self.listen_for_query()
+
+                self.__voice_interface.speak("What would be the body of the email?")
+                body = None
+                while body is None:
+                    body = self.listen_for_query()
+
+                print(
+                    f"Sender Address: {data.get("username")}\n"
+                    f"Receiver address: {receiver}\n"
+                    f"Subject: {subject}\n"
+                    f"Body: {body}\n"
+                )
+
+                self.__voice_interface.speak("Do You Want to send this email?")
+                response = None
+                while response is None:
+                    response = self.listen_for_query()
+                if "yes" in response.lower() or "sure" in response.lower():
+                    self.__voice_interface.speak("Sending the email")
+                    commands.send_email(self.__voice_interface, receiver, subject, body)
+                else:
+                    self.__voice_interface.speak("Request aborted by user")
 
         elif "brightness" in query:
             query = query.lower()

src/commands.py

@@ -9,10 +9,13 @@
 
 """
 
+import smtplib
+import ssl
 import subprocess
 import threading
 import time
 from datetime import datetime
+from email.message import EmailMessage
 from subprocess import CalledProcessError, TimeoutExpired
 
 import feedparser
@@ -23,10 +26,12 @@
 import wikipedia
 import wmi
 from comtypes import CLSCTX_ALL
+from dotenv import dotenv_values
 from PIL import ImageGrab
 from pycaw.pycaw import AudioUtilities, IAudioEndpointVolume
 
 from infra import __is_darwin, __is_posix, __is_windows, __system_os
+from utils import load_email_config
 from voice_interface import VoiceInterface
 
 SUPPORTED_FEATURES = {
@@ -42,6 +47,8 @@
     from AppOpener import open as open_app
 ########## Conditional Imports ##########
 
+ENVIRONMENT_VARIABLES = dotenv_values(".env")
+
 
 def explain_features(vi: VoiceInterface) -> None:
     """Explains the features available
@@ -451,3 +458,33 @@ def weather_reporter(vi: VoiceInterface, city_name: str) -> None:
         f"The wind speed is expected to be {weather_data.get('wind_speed_10m')}{weather_units.get('wind_speed_10m')}, "
         "so plan accordingly."
     )
+
+
+def send_email(vi: VoiceInterface, toEmail: str, subject: str, body: str):
+    """
+    Send an email to the specified recipient.
+
+    Args:
+        vi (VoiceInterface): VoiceInterface instance used to speak.
+        toEmail (str): The recipient's email address.
+        subject (str): The subject of the email.
+        body (str): The body content of the email.
+
+    Raises:
+        ValueError: If any required parameters are missing or invalid.
+    """
+
+    data = load_email_config()
+    CONTEXT = ssl.create_default_context()
+    msg = EmailMessage()
+    msg["Subject"] = subject
+    msg["From"] = data.get("username")
+    msg["To"] = [toEmail]
+    msg.set_content(body)
+    server = smtplib.SMTP_SSL(data.get("server"), data.get("port"), context=CONTEXT)
+    server.login(
+        data.get("username"), ENVIRONMENT_VARIABLES.get("DESKTOP_ASSISTANT_SMTP_PWD")
+    )
+    server.send_message(msg)
+    server.quit()
+    vi.speak(f"Email sent to {toEmail}")

src/config/email_config.json

@@ -0,0 +1,9 @@
+{
+    "server": "smtp.example.com",
+    "port": 465,
+    "username":"[email protected]",
+    "contacts": {
+        "ajay": "[email protected]", 
+        "raj": "[email protected]"
+    }
+}

src/utils.py

@@ -0,0 +1,11 @@
+import json
+import os
+
+BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+
+CONFIG_PATH = os.path.join(BASE_DIR, "config", "email_config.json")
+
+
+def load_email_config():
+    with open(CONFIG_PATH, "r") as f:
+        return json.load(f)