From 26ddfea36e458c733f74250cffe955713f3f4b54 Mon Sep 17 00:00:00 2001
From: Bogdan Pilyugin <bogd@live.ru>
Date: Wed, 1 Mar 2023 14:25:11 +0200
Subject: [PATCH] added AT commands interface to GSM transport

---
 include/NetTransport.h |  2 ++
 src/GSMTransport.c     | 12 ++++++++++++
 src/HTTPPostSystem.c   |  5 ++++-
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/include/NetTransport.h b/include/NetTransport.h
index 38f4b2f..fa33f83 100644
--- a/include/NetTransport.h
+++ b/include/NetTransport.h
@@ -70,6 +70,8 @@ void PPPModemSoftRestart(void);
 void PPPModemStart(void);
 
 void PPPModemGetRSSI(void);
+void ModemSendSMS(void);
+void ModemSendAT(char *cmd);
 
 void MQTTRun(void);
 
diff --git a/src/GSMTransport.c b/src/GSMTransport.c
index ac9002b..3c47531 100644
--- a/src/GSMTransport.c
+++ b/src/GSMTransport.c
@@ -298,5 +298,17 @@ void PPPModemGetRSSI(void)
     ESP_LOGW(TAG, "Signal %d, ber %d", rssi, ber);
 }
 
+void ModemSendAT(char *cmd)
+{
+    char resp[128] = {0};
+    esp_modem_at(dce, cmd, resp, 5000);
+    ESP_LOGW(TAG, "%s", resp);
+}
+
+void ModemSendSMS(void)
+{
+
+}
+
 #endif
 
diff --git a/src/HTTPPostSystem.c b/src/HTTPPostSystem.c
index 4eadab2..28cd36b 100644
--- a/src/HTTPPostSystem.c
+++ b/src/HTTPPostSystem.c
@@ -484,19 +484,22 @@ static HTTP_IO_RESULT HTTPPostSystemSettings(httpd_req_t *req, char *PostData)
     {
         if (!strcmp(tmp, (const char*) "1"))
         {
+            ModemSendAT("AT\r");
             return HTTP_IO_DONE_NOREFRESH;
         }
         else if (!strcmp(tmp, (const char*) "2"))
         {
-            WiFiDisconnect();
+            ModemSendAT("AT+CCLK?\r");
             return HTTP_IO_DONE_NOREFRESH;
         }
         else if (!strcmp(tmp, (const char*) "3"))
         {
+            ModemSendAT("ATD+79022518532;\r");
             return HTTP_IO_DONE_NOREFRESH;
         }
         else if (!strcmp(tmp, (const char*) "4"))
         {
+            ModemSendAT("ATH\r");
             return HTTP_IO_DONE_NOREFRESH;
         }
         else if (!strcmp(tmp, (const char*) "5"))