#!/usr/bin/env python3
"""SMS step 3: show a received message on the screen and beep."""
W = "/home/viktor/ogd77rel/uv_src/OpenGD77_MDUV380_DM1701_20260130/MDUV380_firmware/application"
p = W + "/source/applicationMain.c"
s = open(p).read()

if "smsGetLatest" in s:
    print("already showing messages")
    raise SystemExit(0)

old = "\t\tsmsTick();// turn received data bursts into messages\n"
assert old in s, "smsTick call not found"

new = """\t\tsmsTick();// turn received data bursts into messages

\t\tif (smsHasUnread())
\t\t{
\t\t\tconst smsMessage_t *msg = smsGetLatest();

\t\t\tif (msg != NULL)
\t\t\t{
\t\t\t\tchar smsLine[SMS_MAX_TEXT_LENGTH + 16];

\t\t\t\tsnprintf(smsLine, sizeof(smsLine), "%u: %s", (unsigned int)msg->srcId, msg->text);
\t\t\t\tuiNotificationShow(NOTIFICATION_TYPE_MESSAGE, NOTIFICATION_ID_MESSAGE, 10000, smsLine, true);
\t\t\t\tsoundSetMelody(MELODY_ACK_BEEP);
\t\t\t\tsmsMarkRead();
\t\t\t}
\t\t}
"""

s = s.replace(old, new, 1)
open(p, "w").write(s)
print("applicationMain.c: incoming SMS is shown and beeps")