add nicer formatting to output files

src/journal/emotion.c

@@ -4,8 +4,6 @@
 
 void handle_emotion(FILE *journal, char* msg)
 {
-    char formatted[512];
-    sprintf(formatted, "%s\n", msg);
-    journal_write(journal, formatted);
+    journal_write_topic(journal, "emotion", msg);
     return;
 }

src/journal/journal.c

@@ -1,8 +1,11 @@
-// functions to deal with the journal file
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <string.h>
+#include <time.h>
+
+// functions to deal with the journal file
+
 
 FILE *journal_open(char *topic)
 {
@@ -36,3 +39,19 @@ void journal_close(FILE* journal_fd)
 {
     fclose(journal_fd);
 }
+
+void journal_write_topic(FILE *journal_fd, char *topic, char *message)
+{
+    char *tstamp = malloc(128 * sizeof(char));
+    char fmt_msg[512];
+
+    time_t rawtime;
+    time(&rawtime);
+    const struct tm *cur_time = gmtime(&rawtime);
+    strftime(tstamp, 128, "%c", cur_time);
+
+    sprintf(fmt_msg, "[%s] [%s]: %s\n", tstamp, topic, message);
+    free(tstamp);
+
+    journal_write(journal_fd, fmt_msg);
+}

src/journal/journal.h

@@ -5,6 +5,7 @@
 
 FILE *journal_open(char *topic);
 void journal_write(FILE*, char* message);
+void journal_write_topic(FILE*, char *topic, char *message);
 void journal_close(FILE*);
 
 #endif