added command functionality to chat windows and a few minor improvements

chat.c

@@ -26,6 +26,8 @@ typedef struct {
 } ChatContext;
 
 extern void fix_name(uint8_t* name);
+void print_help(ChatContext* self);
+void execute(ToxWindow* self, ChatContext* ctx, char* cmd);
 
 static void chat_onMessage(ToxWindow* self, int num, uint8_t* msg, uint16_t len) {
   ChatContext* ctx = (ChatContext*) self->x;
@@ -92,24 +94,19 @@ int string_is_empty(char *string)
 static void chat_onKey(ToxWindow* self, int key) {
   ChatContext* ctx = (ChatContext*) self->x;
 
-  time_t now;
+  /* PRINTABLE characters: Add to line */
-  time(&now);
-  struct tm * timeinfo;
-  timeinfo = localtime(&now);
-
   if(isprint(key)) {
-
     if(ctx->pos != sizeof(ctx->line)-1) {
       ctx->line[ctx->pos++] = key;
       ctx->line[ctx->pos] = '\0';
     }
   }
 
+  /* RETURN key: Execute command or print line */
   else if(key == '\n') {
-    if(!string_is_empty(ctx->line)) {
+    if (ctx->line[0] == '/')
-      /* make sure the string has at least non-space character */
+      execute(self, ctx, ctx->line);
-      wattron(ctx->history, COLOR_PAIR(2));
+    else {
-      wprintw(ctx->history, "%02d:%02d:%02d  ", timeinfo->tm_hour, timeinfo->tm_min, timeinfo->tm_sec);
       wattron(ctx->history, COLOR_PAIR(1));
       wprintw(ctx->history, "you: ", ctx->line);
       wattroff(ctx->history, COLOR_PAIR(1));
@@ -120,18 +117,65 @@ static void chat_onKey(ToxWindow* self, int key) {
         wprintw(ctx->history, " * Failed to send message.\n");
         wattroff(ctx->history, COLOR_PAIR(3));
       }
-
-      ctx->line[0] = '\0';
-      ctx->pos = 0;
     }
+    ctx->line[0] = '\0';
+    ctx->pos = 0;
   }
 
+  /* BACKSPACE key: Remove one character from line */
   else if(key == 0x107 || key == 0x8 || key == 0x7f) {
     if(ctx->pos != 0) {
       ctx->line[--ctx->pos] = '\0';
     }
   }
+}
 
+void execute(ToxWindow* self, ChatContext* ctx, char* cmd)
+{
+  if (!strcmp(cmd, "/clear") || !strcmp(cmd, "/c")) {
+    wclear(self->window);
+    wclear(ctx->history);
+  }
+  else if (!strcmp(cmd, "/help") || !strcmp(cmd, "/h"))
+    print_help(ctx);
+  else if (!strcmp(cmd, "/quit") || !strcmp(cmd, "/exit") || !strcmp(cmd, "/q")) {
+    endwin();
+    exit(0);
+  }
+  else if (!strncmp(cmd, "/status ", strlen("/status "))) {
+    char* msg;
+    msg = strchr(cmd, ' ');
+    if(msg == NULL) {
+      wprintw(ctx->history, "Invalid syntax.\n");
+      return;
+    }
+    msg++;
+    m_set_userstatus((uint8_t*) msg, strlen(msg)+1);
+    wprintw(ctx->history, "Status set to: %s\n", msg);
+  }
+  else if (!strncmp(cmd, "/nick ", strlen("/nick "))) {
+    char* nick;
+    nick = strchr(cmd, ' ');
+    if(nick == NULL) {
+      wprintw(ctx->history, "Invalid syntax.\n");
+      return;
+    }
+    nick++;
+    setname((uint8_t*) nick, strlen(nick)+1);
+    wprintw(ctx->history, "Nickname set to: %s\n", nick);
+  }
+  else if(!strcmp(cmd, "/myid")) {
+    char id[32*2 + 1] = {0};
+    int i;
+    for (i = 0; i < 32; i++) {
+      char xx[3];
+      snprintf(xx, sizeof(xx), "%02x",  self_public_key[i] & 0xff);
+      strcat(id, xx);
+    }
+    wprintw(ctx->history, "Your ID: %s\n", id);
+  }
+  else
+    wprintw(ctx->history, "Invalid command.\n");
 }
 
 static void chat_onDraw(ToxWindow* self) {
@@ -164,6 +208,21 @@ static void chat_onInit(ToxWindow* self) {
   ctx->linewin = subwin(self->window, 2, x, y - 3, 0);
 }
 
+void print_help(ChatContext* self) {
+  wattron(self->history, COLOR_PAIR(2) | A_BOLD);
+  wprintw(self->history, "\nCommands:\n");
+  wattroff(self->history, A_BOLD);
+  
+  wprintw(self->history, "      /status <message>          : Set your status\n");
+  wprintw(self->history, "      /nick <nickname>           : Set your nickname\n");
+  wprintw(self->history, "      /myid                      : Print your ID\n");
+  wprintw(self->history, "      /clear                     : Clear the screen\n");
+  wprintw(self->history, "      /quit or /exit             : Exit program\n");
+  wprintw(self->history, "      /help                      : Print this message again\n\n");
+
+  wattroff(self->history, COLOR_PAIR(2));
+}
+
 ToxWindow new_chat(int friendnum) {
   ToxWindow ret;
 

prompt.c

@@ -148,7 +148,7 @@ static void execute(ToxWindow* self, char* cmd) {
       wprintw(self->window, "Friend request already sent.\n");
       break;
     case -5:
-      wprintw(self->window, "[i] Undefined error when adding friend.\n");
+      wprintw(self->window, "Undefined error when adding friend.\n");
       break; 
     default:
       wprintw(self->window, "Friend added as %d.\n", num);
@@ -178,12 +178,13 @@ static void execute(ToxWindow* self, char* cmd) {
 
     nick = strchr(cmd, ' ');
     if(nick == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
     nick++;
 
     setname((uint8_t*) nick, strlen(nick)+1);
-    wprintw(self->window, "Nickname set to: %s.\n", nick);
+    wprintw(self->window, "Nickname set to: %s\n", nick);
   }
   else if(!strcmp(cmd, "myid")) {
     char id[32*2 + 1] = {0};
@@ -195,7 +196,7 @@ static void execute(ToxWindow* self, char* cmd) {
       strcat(id, xx);
     }
     
-    wprintw(self->window, "%s\n", id);
+    wprintw(self->window, "Your ID: %s\n", id);
   }
   else if(!strncmp(cmd, "accept ", strlen("accept "))) {
     char* id;
@@ -256,7 +257,7 @@ static void execute(ToxWindow* self, char* cmd) {
     wclear(self->window);
   }
   else {
-    wprintw(self->window, "Invalid syntax.\n");
+    wprintw(self->window, "Invalid command.\n");
   }
 }