daemon: send basic notifications

Makefile

@@ -1,4 +1,4 @@
-FLAGS    = -g -Wall -Wextra -DLOG_USE_COLOR
+FLAGS    = -g -Wall -Wextra -DLOG_USE_COLOR `pkg-config --cflags --libs libnotify`
 LD_FLAGS = -lsqlite3
 
 
@@ -34,3 +34,4 @@ uninstall: takl
 clean:
 	rm out -r
 	rm ./takl
+	rm ./takl-daemon

src/daemon.c

@@ -1,16 +1,65 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
+#include <time.h>
 
 #include "main/include/colors.h"
 #include "main/include/config.h"
+#include "main/include/tasks.h"
 #include "main/include/db.h"
 
 #include "log/log.h"
 
+task_t next_task(task_list_t* tasks) {
+    time_t now = time(0);
+
+    task_t next;
+    next.due_to = 0;
+
+    task_list_t* cur = tasks;
+
+    while (cur) {
+        task_t t = cur->task;
+
+        if (!t.done && (difftime(now, t.due_to) <= 0 || t.due_to == 0)) { // La tâche a une échéance, qui n'est pas passée
+            if (next.due_to == 0 || difftime(next.due_to, t.due_to) >= 0) {
+                next = t;
+            }
+        }
+
+        cur = cur->next;
+    }
+
+    return next;
+}
+
 
 
 int main() {
     log_info("TaKl " VERSION " -- Daemon started");
     
+    task_list_t* tasks = get_task_list(false);
+
+    while (1) {
+        task_t next = next_task(tasks);
+
+        if (next.due_to == 0) {
+            log_fatal("Plus de tâches avec échéance dans la liste");
+            free_task_list(tasks);
+            return 1;
+        }
+
+        time_t now = time(0);
+        double wait = difftime(next.due_to, now) + 5;
+        log_debug("Attente de %0.1lfs", wait);
+        sleep(wait);
+
+        log_debug("Envoi de la notification tâche [%d]", next.id);
+        desktop_notification(next);
+        //! si deux tâches sont à la même date à moins de 0.1s près,
+        //! l'une des deux seulement sera affichée
+    }
+
+    free_task_list(tasks);
     return 0;
 }

src/main/include/config.h

@@ -1,7 +1,7 @@
 #ifndef DEF_CONFIG_H
 #define DEF_CONFIG_H
 
-#define VERSION "1.0.2"
+#define VERSION "1.0.3"
 
 // By default, $HOME/.config/takl.sqlite3 is used. You can change this behaviour here
 //#define DB_FILE "takl.sqlite3"

src/main/include/tasks.h

@@ -23,4 +23,9 @@ Libère la mémoire allouée à une liste de tâches
 */
 void free_task_list(task_list_t* list);
 
+/*
+Envoyer une notification avec t
+*/
+void desktop_notification(task_t t);
+
 #endif

src/main/tasks.c

@@ -4,6 +4,7 @@ Fonctions utilitaires concernant les tâches
 #include <stdlib.h>
 #include <stdio.h>
 #include <time.h>
+#include <libnotify/notify.h>
 
 #include "include/db.h"
 #include "include/struct.h"
@@ -64,20 +65,20 @@ void print_task_list(task_list_t* list, bool show_completed) {
     }
 
     cur = list;
-    while (cur) { // Show not completed but not due_to then
+    while (cur) { // Show not completed but not due_to now then
         task_t t = cur->task;
         if (!t.done && (difftime(now, t.due_to) <= 0 || t.due_to == 0)) {
-            printf(BOLD YELLOW "[%d]" RESET " %s\n", t.id, t.text); // Task not completed but should be !
+            printf(BOLD YELLOW "[%d]" RESET " %s\n", t.id, t.text); // Task not completed but fine
         }
         cur = cur->next;
     }
 
     if (show_completed) {
         cur = list;
-        while (cur) { // Show not completed but not due_to then
+        while (cur) { // Show completed
             task_t t = cur->task;
             if (t.done) {
-                printf(BOLD GREEN "[%d]" RESET " %s\n", t.id, t.text); // Task not completed but should be !
+                printf(BOLD GREEN "[%d]" RESET " %s\n", t.id, t.text); // Task already done
             }
             cur = cur->next;
         }
@@ -93,3 +94,11 @@ void free_task_list(task_list_t* list) {
         list = next;
     }
 }
+
+void desktop_notification(task_t t) {
+    notify_init ("TaKl");
+	NotifyNotification * Notif = notify_notification_new ("TaKl Daemon", t.text, "dialog-information");
+	notify_notification_show (Notif, NULL);
+	g_object_unref(G_OBJECT(Notif));
+	notify_uninit();
+}