From ecfcb667afabdd27f86ea78ce78b74b8c367e9cf Mon Sep 17 00:00:00 2001
From: PAN Lei <panleicim@gmail.com>
Date: Mon, 7 Feb 2022 10:06:08 +0100
Subject: [PATCH] can send sms

---
 .gitignore |  1 +
 main.py    | 56 ++++++++++++++++++++++++++++++++++++------------------
 2 files changed, 38 insertions(+), 19 deletions(-)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..85e7c1d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/.idea/
diff --git a/main.py b/main.py
index 75660ab..6e98af5 100644
--- a/main.py
+++ b/main.py
@@ -1,33 +1,51 @@
 import serial
+from gsmmodem import GsmModem
+from gsmmodem.modem import SentSms
 
-serial_list=[]
-ser = serial.Serial("COM74", 115200, timeout=1)
+PORT = "/dev/tty.usbmodem11101"
+BAUDRATE = 115200
+ser = serial.Serial(PORT, BAUDRATE, timeout=1)
 
 
-def changeToSMSMode():
-    cmd = "AT+CMGF=1\r"  # text mode
-    sendCommand(cmd)
-    msg = ser.read(64)
-    print(msg)
+def has_sim() -> bool:
+    # check pin
+    cmd_check_pin = "AT+cpin?\r"
+    msg = send_command(cmd_check_pin)
+    if b'OK' in msg:
+        return True
+    else:
+        return False
 
 
-def sendCommand(cmd: str):
+def send_command(cmd: str) -> bytes:
     print("send command {}".format(cmd))
     ser.write(cmd.encode())
     msg = ser.read(100)
     print(msg)
+    return msg
+
+
+def send_sms(sms_destination: str, msg: str):
+    print('Initializing modem...')
+    modem = GsmModem(PORT, BAUDRATE)
+    modem.connect('0000')
+    # modem.waitForNetworkCoverage(10)
+    print('Sending SMS to: {0}'.format(sms_destination))
+
+    response = modem.sendSms(sms_destination, msg, True)
+    if type(response) == SentSms:
+        print('SMS Delivered.')
+    else:
+        print('SMS Could not be sent')
+
+    modem.close()
 
 
 if __name__ == '__main__':
-    #enable verbose logs
+    # enable verbose logs
     cmd = "AT+CMEE=2\r"
-    sendCommand(cmd)
-    #check pin
-    cmd_check_pin = "AT+cpin?\r"
-    sendCommand(cmd_check_pin)
-    # cmd = "AT\r"
-    # sendCommand(cmd)
-    # msg = ser.read(64)
-    # print(msg)
-    # changeToSMSMode()
-
+    send_command(cmd)
+    if has_sim():
+        send_sms("+33649614591","Modem pool test")
+    else:
+        print("no cart sim")