From 8a0e43e2ba062b35f20ddcd83a7811a9e1a71786 Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Wed, 31 Jul 2019 17:06:01 +0800
Subject: [PATCH] update mqttd for auto fill-in light and test ok

---
 mqttd/main.c |   68 +++++++++++++++++++++++++++++++++-
 1 files changed, 66 insertions(+), 2 deletions(-)

diff --git a/mqttd/main.c b/mqttd/main.c
index be26876..98cf2d6 100644
--- a/mqttd/main.c
+++ b/mqttd/main.c
@@ -29,6 +29,10 @@
 #define PROG_VERSION               "v1.0.0"
 #define DAEMON_PIDFILE             "/tmp/.mqtt.pid"
 
+#define FLAG_DETECTD        (1<<0)
+#define FLAG_RELAYON        (1<<1)
+int g_breakin_flag = 0;  /* relay already turn on and wait to off  */
+
 int check_set_program_running(int daemon);
 void *mqtt_sub_worker(void *args);
 void *mqtt_pub_worker(void *args);
@@ -49,6 +53,16 @@
     return;
 }
 
+void turn_light_off(int signum)
+{
+    if( g_breakin_flag&FLAG_RELAYON ) 
+    {
+        log_nrml("fill-in light timeout and turn light off now\n");
+        turn_relay(OFF);
+    }
+
+    g_breakin_flag = 0;
+}
 
 int main (int argc, char **argv)
 {
@@ -61,6 +75,7 @@
     int                debug = 0;
     int                opt;
     char              *progname=NULL;
+    double             lux = 0.0;
 
     struct option long_options[] = {
         {"conf", required_argument, NULL, 'c'},
@@ -121,6 +136,12 @@
 
     install_proc_signal();
 
+    if( ctx.hwconf.fillin_light )
+    {
+        log_nrml("Install inbreak detected fill-in light off signal\n");
+        signal(SIGALRM, turn_light_off);
+    }
+
     if( check_set_program_running(daemon) < 0 ) 
         goto OUT;
 
@@ -140,10 +161,54 @@
     }
     log_nrml("Start MQTT publisher worker thread ok\n");
 
-
     while( ! g_signal.stop )
     {
         msleep(1000);
+
+        if( ctx.hwconf.infrared_pin && !g_breakin_flag )
+        {
+            //log_nrml("infrared dected human incoming\n");
+            if( infrared_detect(1000) )
+            {
+                log_nrml("Someone incoming detected by infrared\n");
+                g_breakin_flag |= FLAG_DETECTD; 
+                
+                /* setup alarm to turn relay off or clear the flag */
+                alarm(ctx.hwconf.light_intval);
+
+                if( ctx.hwconf.inbreak_beep )
+                {
+                    turn_beep(ctx.hwconf.beep_times);
+                }
+
+                if( ctx.hwconf.fillin_light==FILLIN_LIGHT_ON && !g_breakin_flag )
+                {
+                    log_nrml("Force fill-in light on and will be off in [%d] seconds\n", ctx.hwconf.light_intval);
+                    turn_relay(ON);
+                    g_breakin_flag |= FLAG_RELAYON;
+                }
+                else if( ctx.hwconf.fillin_light==FILLIN_LIGHT_AUTO && ctx.hwconf.lux )
+                {
+                    lux = tsl2561_get_lux(); 
+                    log_nrml("TSL2516 detect illumination intensity %.3flux and threshold %.3flux\n", 
+                            lux, ctx.hwconf.lux_threshold);
+
+                    /* only lux<0.01 will turn on light */
+                    if( lux-0.001 > ctx.hwconf.lux_threshold)
+                    {
+                        log_nrml("Illumination intensity enuf, no need fill-in light\n");
+                    }
+                    else
+                    {
+                        log_nrml("Auto fill-in light on and will be off in [%d] seconds\n", ctx.hwconf.light_intval);
+                        turn_relay(ON);
+                        g_breakin_flag |= FLAG_RELAYON;
+                    }
+                }
+
+            }
+        
+        }
         //log_nrml("Main control thread continue running\n");
     }
 
@@ -154,7 +219,6 @@
     
     return 0;
 } /* ----- End of main() ----- */
-
 
 int check_set_program_running(int daemon)
 {

--
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