added groupchats

src/chat.c

@@ -18,18 +18,9 @@
 #include "friendlist.h"
 #include "chat.h"
 
-#define CURS_Y_OFFSET 3
-
 extern char *DATA_FILE;
 extern int store_data(Tox *m, char *path);
 
-typedef struct {
-    wchar_t line[MAX_STR_SIZE];
-    size_t pos;
-    WINDOW *history;
-    WINDOW *linewin;
-} ChatContext;
-
 struct tm *get_time(void)
 {
     struct tm *timeinfo;
@@ -41,11 +32,10 @@ struct tm *get_time(void)
 
 static void chat_onMessage(ToxWindow *self, Tox *m, int num, uint8_t *msg, uint16_t len)
 {
-    if (self->friendnum != num)
+    if (self->num != num)
         return;
 
     ChatContext *ctx = (ChatContext *) self->chatwin;
-
     struct tm *timeinfo = get_time();
 
     uint8_t nick[TOX_MAX_NAME_LENGTH] = {'\0'};
@@ -65,7 +55,7 @@ static void chat_onMessage(ToxWindow *self, Tox *m, int num, uint8_t *msg, uint1
 
 void chat_onConnectionChange(ToxWindow *self, Tox *m, int num, uint8_t status)
 {
-    if (self->friendnum != num)
+    if (self->num != num)
         return;
 
     StatusBar *statusbar = (StatusBar *) self->stb;
@@ -74,7 +64,7 @@ void chat_onConnectionChange(ToxWindow *self, Tox *m, int num, uint8_t status)
 
 static void chat_onAction(ToxWindow *self, Tox *m, int num, uint8_t *action, uint16_t len)
 {
-    if (self->friendnum != num)
+    if (self->num != num)
         return;
 
     ChatContext *ctx = (ChatContext *) self->chatwin;
@@ -97,7 +87,7 @@ static void chat_onAction(ToxWindow *self, Tox *m, int num, uint8_t *action, uin
 
 static void chat_onNickChange(ToxWindow *self, int num, uint8_t *nick, uint16_t len)
 {
-    if (self->friendnum != num)
+    if (self->num != num)
         return;
 
     snprintf(self->name, sizeof(self->name), "%s", nick);
@@ -105,7 +95,7 @@ static void chat_onNickChange(ToxWindow *self, int num, uint8_t *nick, uint16_t
 
 static void chat_onStatusChange(ToxWindow *self, Tox *m, int num, TOX_USERSTATUS status)
 {
-    if (self->friendnum != num)
+    if (self->num != num)
         return;
 
     StatusBar *statusbar = (StatusBar *) self->stb;
@@ -114,7 +104,7 @@ static void chat_onStatusChange(ToxWindow *self, Tox *m, int num, TOX_USERSTATUS
 
 static void chat_onStatusMessageChange(ToxWindow *self, int num, uint8_t *status, uint16_t len)
 {
-    if (self->friendnum != num)
+    if (self->num != num)
         return;
 
     StatusBar *statusbar = (StatusBar *) self->stb;
@@ -133,7 +123,7 @@ int string_is_empty(char *string)
 }
 
 /* convert wide characters to null terminated string */
-static uint8_t *wcs_to_char(wchar_t *string)
+uint8_t *wcs_to_char(wchar_t *string)
 {
     size_t len = 0;
     char *ret = NULL;
@@ -162,7 +152,7 @@ static uint8_t *wcs_to_char(wchar_t *string)
 }
 
 /* convert a wide char to null terminated string */
-static char *wc_to_char(wchar_t ch)
+char *wc_to_char(wchar_t ch)
 {
     int len = 0;
     static char ret[MB_LEN_MAX + 1];
@@ -239,7 +229,7 @@ static void execute(ToxWindow *self, ChatContext *ctx, StatusBar *statusbar, Tox
         wattroff(ctx->history, COLOR_PAIR(YELLOW));
 
         if (!statusbar->is_online
-                || tox_sendaction(m, self->friendnum, action, strlen(action) + 1) == 0) {
+                || tox_sendaction(m, self->num, action, strlen(action) + 1) == 0) {
             wattron(ctx->history, COLOR_PAIR(RED));
             wprintw(ctx->history, " * Failed to send action\n");
             wattroff(ctx->history, COLOR_PAIR(RED));
@@ -393,7 +383,7 @@ static void chat_onKey(ToxWindow *self, Tox *m, wint_t key)
 
         if (line[0] == '/') {
             if (close_win = !strncmp(line, "/close", strlen("/close"))) {
-                int f_num = self->friendnum;
+                int f_num = self->num;
                 delwin(ctx->linewin);
                 delwin(statusbar->topline);
                 del_window(self);
@@ -415,7 +405,7 @@ static void chat_onKey(ToxWindow *self, Tox *m, wint_t key)
                 wprintw(ctx->history, "%s\n", line);
 
                 if (!statusbar->is_online
-                        || tox_sendmessage(m, self->friendnum, line, strlen(line) + 1) == 0) {
+                        || tox_sendmessage(m, self->num, line, strlen(line) + 1) == 0) {
                     wattron(ctx->history, COLOR_PAIR(RED));
                     wprintw(ctx->history, " * Failed to send message.\n");
                     wattroff(ctx->history, COLOR_PAIR(RED));
@@ -438,7 +428,6 @@ static void chat_onKey(ToxWindow *self, Tox *m, wint_t key)
 static void chat_onDraw(ToxWindow *self, Tox *m)
 {
     curs_set(1);
-
     int x, y;
     getmaxyx(self->window, y, x);
 
@@ -487,9 +476,9 @@ static void chat_onDraw(ToxWindow *self, Tox *m)
     /* Reset statusbar->statusmsg on window resize */
     if (x != self->x) {
         uint8_t statusmsg[TOX_MAX_STATUSMESSAGE_LENGTH] = {'\0'};
-        tox_copy_statusmessage(m, self->friendnum, statusmsg, TOX_MAX_STATUSMESSAGE_LENGTH);
+        tox_copy_statusmessage(m, self->num, statusmsg, TOX_MAX_STATUSMESSAGE_LENGTH);
         snprintf(statusbar->statusmsg, sizeof(statusbar->statusmsg), "%s", statusmsg);
-        statusbar->statusmsg_len = tox_get_statusmessage_size(m, self->friendnum);
+        statusbar->statusmsg_len = tox_get_statusmessage_size(m, self->num);
     }
 
     self->x = x;
@@ -520,13 +509,13 @@ static void chat_onInit(ToxWindow *self, Tox *m)
 
     /* Init statusbar info */
     StatusBar *statusbar = (StatusBar *) self->stb;
-    statusbar->status = tox_get_userstatus(m, self->friendnum);
-    statusbar->is_online = tox_get_friend_connectionstatus(m, self->friendnum) == 1;
+    statusbar->status = tox_get_userstatus(m, self->num);
+    statusbar->is_online = tox_get_friend_connectionstatus(m, self->num) == 1;
 
     uint8_t statusmsg[TOX_MAX_STATUSMESSAGE_LENGTH] = {'\0'};
-    tox_copy_statusmessage(m, self->friendnum, statusmsg, TOX_MAX_STATUSMESSAGE_LENGTH);
+    tox_copy_statusmessage(m, self->num, statusmsg, TOX_MAX_STATUSMESSAGE_LENGTH);
     snprintf(statusbar->statusmsg, sizeof(statusbar->statusmsg), "%s", statusmsg);
-    statusbar->statusmsg_len = tox_get_statusmessage_size(m, self->friendnum);
+    statusbar->statusmsg_len = tox_get_statusmessage_size(m, self->num);
 
     /* Init subwindows */
     ChatContext *ctx = (ChatContext *) self->chatwin;
@@ -571,7 +560,7 @@ ToxWindow new_chat(Tox *m, ToxWindow *prompt, int friendnum)
     }
 
     ret.prompt = prompt;
-    ret.friendnum = friendnum;
+    ret.num = friendnum;
 
     return ret;
 }

src/chat.h

@@ -1,6 +1,10 @@
 #ifndef CHAT_H_6489PZ13
 #define CHAT_H_6489PZ13
 
+struct tm *get_time(void);
+char *wc_to_char(wchar_t ch);
+uint8_t *wcs_to_char(wchar_t *string);
+int string_is_empty(char *string);
 ToxWindow new_chat(Tox *m, ToxWindow *prompt, int friendnum);
 
 #endif /* end of include guard: CHAT_H_6489PZ13 */

src/friendlist.c

@@ -49,10 +49,7 @@ void friendlist_onConnectionChange(ToxWindow *self, Tox *m, int num, uint8_t sta
     if (num < 0 || num >= num_friends)
         return;
 
-    if (status == 1)
-        friends[num].online = true;
-    else
-        friends[num].online = false;
+    friends[num].online = status == 1 ? true : false;
 }
 
 void friendlist_onNickChange(ToxWindow *self, int num, uint8_t *str, uint16_t len)
@@ -227,7 +224,7 @@ static void friendlist_onDraw(ToxWindow *self, Tox *m)
                     uint8_t statusmsg[TOX_MAX_STATUSMESSAGE_LENGTH] = {'\0'};
                     tox_copy_statusmessage(m, friends[i].num, statusmsg, TOX_MAX_STATUSMESSAGE_LENGTH);
                     snprintf(friends[i].statusmsg, sizeof(friends[i].statusmsg), "%s", statusmsg);
-                    friends[i].statusmsg_len = tox_get_statusmessage_size(m, self->friendnum);
+                    friends[i].statusmsg_len = tox_get_statusmessage_size(m, self->num);
                 }
 
                 self->x = x;

src/groupchat.c

@@ -0,0 +1,233 @@
+/*
+ * Toxic -- Tox Curses Client
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <ctype.h>
+#include <time.h>
+
+#include "toxic_windows.h"
+#include "chat.h"
+
+static GroupChat groupchats[MAX_GROUPCHAT_NUM];
+static int group_chat_index = 0;
+
+ToxWindow new_groupchat(Tox *m, ToxWindow *prompt, int groupnum);
+
+extern char *DATA_FILE;
+extern int store_data(Tox *m, char *path);
+
+int get_num_groupchats(void)
+{
+    int count = 0;
+    int i;
+
+    for (i = 0; i < group_chat_index; ++i) {
+        if (groupchats[i].active)
+            ++count;
+    }
+
+    return count;
+}
+
+int init_groupchat_win(ToxWindow *prompt, Tox *m)
+{
+    int i;
+
+    for (i = 0; i <= group_chat_index; ++i) {
+        if (!groupchats[i].active) {
+            groupchats[i].active = true;
+            groupchats[i].chatwin = add_window(m, new_groupchat(m, prompt, i));
+            set_active_window(groupchats[i].chatwin);
+
+            if (i == group_chat_index)
+                ++group_chat_index;
+
+            return 0;
+        }
+    }
+
+    return -1;
+}
+
+static void close_groupchatwin(Tox *m, int groupnum)
+{
+    tox_del_groupchat(m, groupnum);
+    memset(&(groupchats[groupnum]), 0, sizeof(GroupChat));
+
+    int i;
+
+    for (i = group_chat_index; i > 0; --i) {
+        if (groupchats[i-1].active)
+            break;
+    }
+
+    group_chat_index = i;
+}
+
+static void groupchat_onGroupMessage(ToxWindow *self, Tox *m, int groupnum, uint8_t *msg, uint16_t len)
+{
+    if (self->num != groupnum)
+        return;
+
+    ChatContext *ctx = (ChatContext *) self->chatwin;
+    struct tm *timeinfo = get_time();
+
+    // uint8_t nick[TOX_MAX_NAME_LENGTH] = {'\0'};
+    // tox_getname(m, num, nick);
+
+    wattron(ctx->history, COLOR_PAIR(CYAN));
+    wprintw(ctx->history, "[%02d:%02d:%02d] ", timeinfo->tm_hour, timeinfo->tm_min, timeinfo->tm_sec);
+    wattroff(ctx->history, COLOR_PAIR(CYAN));
+    wattron(ctx->history, COLOR_PAIR(4));
+    wprintw(ctx->history, "Toxicle: ");
+    wattroff(ctx->history, COLOR_PAIR(4));
+    wprintw(ctx->history, "%s\n", msg);
+
+    self->blink = true;
+    beep();
+}
+
+static void groupchat_onKey(ToxWindow *self, Tox *m, wint_t key)
+{
+    ChatContext *ctx = (ChatContext *) self->chatwin;
+    struct tm *timeinfo = get_time();
+
+    int x, y, y2, x2;
+    getyx(self->window, y, x);
+    getmaxyx(self->window, y2, x2);
+
+    /* Add printable chars to buffer and print on input space */
+#if HAVE_WIDECHAR
+    if (iswprint(key)) {
+#else
+    if (isprint(key)) {
+#endif
+        if (ctx->pos < (MAX_STR_SIZE-1)) {
+            mvwaddstr(self->window, y, x, wc_to_char(key));
+            ctx->line[ctx->pos++] = key;
+            ctx->line[ctx->pos] = L'\0';
+        }
+    }
+
+    /* BACKSPACE key: Remove one character from line */
+    else if (key == 0x107 || key == 0x8 || key == 0x7f) {
+        if (ctx->pos > 0) {
+            ctx->line[--ctx->pos] = L'\0';
+
+            if (x == 0)
+                mvwdelch(self->window, y - 1, x2 - 1);
+            else
+                mvwdelch(self->window, y, x - 1);
+        }
+    }
+
+    /* RETURN key: Execute command or print line */
+    else if (key == '\n') {
+        uint8_t *line = wcs_to_char(ctx->line);
+        wclear(ctx->linewin);
+        wmove(self->window, y2 - CURS_Y_OFFSET, 0);
+        wclrtobot(self->window);
+        bool close_win = false;
+
+        if (line[0] == '/') {
+            if (close_win = !strncmp(line, "/close", strlen("/close"))) {
+                set_active_window(0);
+                int group_num = groupchats[self->num].chatwin;
+                delwin(ctx->linewin);
+                del_window(self);
+                close_groupchatwin(m, group_num);
+            } //else
+                //execute(self, ctx, statusbar, m, line);
+        } else {
+            /* make sure the string has at least non-space character */
+            if (!string_is_empty(line)) {
+                uint8_t selfname[TOX_MAX_NAME_LENGTH];
+                tox_getselfname(m, selfname, TOX_MAX_NAME_LENGTH);
+
+                wattron(ctx->history, COLOR_PAIR(CYAN));
+                wprintw(ctx->history, "[%02d:%02d:%02d] ", timeinfo->tm_hour, timeinfo->tm_min, timeinfo->tm_sec);
+                wattroff(ctx->history, COLOR_PAIR(CYAN));
+                wattron(ctx->history, COLOR_PAIR(GREEN));
+                wprintw(ctx->history, "%s: ", selfname);
+                wattroff(ctx->history, COLOR_PAIR(GREEN));
+                wprintw(ctx->history, "%s\n", line);
+
+                if (tox_group_message_send(m, self->num, line, strlen(line) + 1) == -1) {
+                    wattron(ctx->history, COLOR_PAIR(RED));
+                    wprintw(ctx->history, " * Failed to send message.\n");
+                    wattroff(ctx->history, COLOR_PAIR(RED));
+                }
+            }
+        }
+
+        if (close_win)
+            free(ctx);
+        else {
+            ctx->line[0] = L'\0';
+            ctx->pos = 0;
+        }
+
+        free(line);
+    }
+}
+
+static void groupchat_onDraw(ToxWindow *self, Tox *m)
+{
+    curs_set(1);
+    int x, y;
+    getmaxyx(self->window, y, x);
+    ChatContext *ctx = (ChatContext *) self->chatwin;
+    mvwhline(ctx->linewin, 0, 0, '_', x);
+    wrefresh(self->window);
+}
+
+static void groupchat_onInit(ToxWindow *self, Tox *m)
+{
+    int x, y;
+    ChatContext *ctx = (ChatContext *) self->chatwin;
+    getmaxyx(self->window, y, x);
+    ctx->history = subwin(self->window, y-4, x, 0, 0);
+    scrollok(ctx->history, 1);
+    ctx->linewin = subwin(self->window, 2, x, y-4, 0);
+    // print_help(ctx);
+    wmove(self->window, y - CURS_Y_OFFSET, 0);
+}
+
+ToxWindow new_groupchat(Tox *m, ToxWindow *prompt, int groupnum)
+{
+    ToxWindow ret;
+    memset(&ret, 0, sizeof(ret));
+
+    ret.onKey = &groupchat_onKey;
+    ret.onDraw = &groupchat_onDraw;
+    ret.onInit = &groupchat_onInit;
+    ret.onGroupMessage = &groupchat_onGroupMessage;
+    // ret.onNickChange = &groupchat_onNickChange;
+    // ret.onStatusChange = &groupchat_onStatusChange;
+    // ret.onAction = &groupchat_onAction;
+
+    snprintf(ret.name, sizeof(ret.name), "Room #%d", groupnum);
+
+    ChatContext *chatwin = calloc(1, sizeof(ChatContext));
+
+    if (chatwin != NULL)
+        ret.chatwin = chatwin;
+    else {
+        endwin();
+        fprintf(stderr, "calloc() failed. Aborting...\n");
+        exit(EXIT_FAILURE);
+    }
+
+    ret.prompt = prompt;
+    ret.num = groupnum;
+
+    return ret;
+}

src/groupchat.h

@@ -0,0 +1,6 @@
+/*
+ * Toxic -- Tox Curses Client
+ */
+
+int init_groupchat_win(ToxWindow *prompt, Tox *m);
+int get_num_groupchats(void);

src/main.c

@@ -102,6 +102,8 @@ static Tox *init_tox()
     tox_callback_userstatus(m, on_statuschange, NULL);
     tox_callback_statusmessage(m, on_statusmessagechange, NULL);
     tox_callback_action(m, on_action, NULL);
+    tox_callback_group_invite(m, on_groupinvite, NULL);
+    tox_callback_group_message(m, on_groupmessage, NULL);
 #ifdef __linux__
     tox_setname(m, (uint8_t *) "Cool guy", sizeof("Cool guy"));
 #elif defined(_WIN32)

src/prompt.c

@@ -11,11 +11,15 @@
 #include <ctype.h>
 
 #include "prompt.h"
+#include "groupchat.h"
 
 extern char *DATA_FILE;
 
-uint8_t pending_requests[MAX_STR_SIZE][TOX_CLIENT_ID_SIZE]; // XXX
-uint8_t num_requests = 0; // XXX
+uint8_t pending_frnd_requests[MAX_FRIENDS_NUM][TOX_CLIENT_ID_SIZE];
+uint8_t num_frnd_requests = 0;
+
+uint8_t pending_grp_requests[MAX_FRIENDS_NUM][TOX_CLIENT_ID_SIZE];
+uint8_t num_grp_requests = 0;
 
 static char prompt_buf[MAX_STR_SIZE] = {'\0'};
 static int prompt_buf_pos = 0;
@@ -25,7 +29,10 @@ void cmd_accept(ToxWindow *, Tox *m, int, char **);
 void cmd_add(ToxWindow *, Tox *m, int, char **);
 void cmd_clear(ToxWindow *, Tox *m, int, char **);
 void cmd_connect(ToxWindow *, Tox *m, int, char **);
+void cmd_groupchat(ToxWindow *, Tox *m, int, char **);
 void cmd_help(ToxWindow *, Tox *m, int, char **);
+void cmd_invite(ToxWindow *, Tox *m, int, char **);
+void cmd_join(ToxWindow *, Tox *m, int, char **);
 void cmd_msg(ToxWindow *, Tox *m, int, char **);
 void cmd_myid(ToxWindow *, Tox *m, int, char **);
 void cmd_nick(ToxWindow *, Tox *m, int, char **);
@@ -33,7 +40,7 @@ void cmd_quit(ToxWindow *, Tox *m, int, char **);
 void cmd_status(ToxWindow *, Tox *m, int, char **);
 void cmd_note(ToxWindow *, Tox *m, int, char **);
 
-#define NUM_COMMANDS 13
+#define NUM_COMMANDS 16
 
 static struct {
     char *name;
@@ -44,7 +51,10 @@ static struct {
     { "clear",     cmd_clear     },
     { "connect",   cmd_connect   },
     { "exit",      cmd_quit      },
+    { "groupchat", cmd_groupchat },
     { "help",      cmd_help      },
+    { "invite",    cmd_invite    },
+    { "join",      cmd_join      },
     { "msg",       cmd_msg       },
     { "myid",      cmd_myid      },
     { "nick",      cmd_nick      },
@@ -82,30 +92,18 @@ void prompt_update_connectionstatus(ToxWindow *prompt, bool is_connected)
     statusbar->is_online = is_connected;
 }
 
-void prompt_onFriendRequest(ToxWindow *prompt, uint8_t *key, uint8_t *data, uint16_t length)
+/* Adds friend request to pending friend requests. */
+int add_friend_req(uint8_t *public_key)
 {
-    int n = add_req(key);
-    wprintw(prompt->window, "\nFriend request from:\n");
-
-    int i;
-
-    for (i = 0; i < KEY_SIZE_BYTES; ++i) {
-        wprintw(prompt->window, "%02x", key[i] & 0xff);
-    }
-
-    wprintw(prompt->window, "\n\nWith the message: %s\n\n", data);
-    wprintw(prompt->window, "Type \"accept %d\" to accept it.\n", n);
-
-    prompt->blink = true;
-    beep();
+    memcpy(pending_frnd_requests[num_frnd_requests++], public_key, TOX_CLIENT_ID_SIZE);
+    return num_frnd_requests - 1;
 }
 
-// XXX:
-int add_req(uint8_t *public_key)
+/* Adds group chat invite to pending group chat requests */
+int add_group_req(uint8_t *group_pub_key)
 {
-    memcpy(pending_requests[num_requests], public_key, TOX_CLIENT_ID_SIZE);
-    ++num_requests;
-    return num_requests - 1;
+    memcpy(pending_grp_requests[num_grp_requests++], group_pub_key, TOX_CLIENT_ID_SIZE);
+    return num_grp_requests - 1;
 }
 
 // XXX: FIX
@@ -132,27 +130,25 @@ unsigned char *hex_string_to_bin(char hex_string[])
 /* command functions */
 void cmd_accept(ToxWindow *self, Tox *m, int argc, char **argv)
 {
-    int num;
-
     /* check arguments */
     if (argc != 1) {
       wprintw(self->window, "Invalid syntax.\n");
       return;
     }
 
-    num = atoi(argv[1]);
+    int num = atoi(argv[1]);
 
-    if (num < 0 || num >= num_requests) {
-        wprintw(self->window, "No pending request with that number.\n");
+    if (num < 0 || num >= num_frnd_requests) {
+        wprintw(self->window, "No pending friend request with that number.\n");
         return;
     }
 
-    num = tox_addfriend_norequest(m, pending_requests[num]);
+    num = tox_addfriend_norequest(m, pending_frnd_requests[num]);
 
     if (num == -1)
         wprintw(self->window, "Failed to add friend.\n");
     else {
-        wprintw(self->window, "Friend accepted as: %d.\n", num);
+        wprintw(self->window, "Friend accepted.\n");
         on_friendadded(m, num);
     }
 }
@@ -274,7 +270,7 @@ void cmd_connect(ToxWindow *self, Tox *m, int argc, char **argv)
     char *port = argv[2];
     char *key = argv[3];
 
-    if (!ip || !port || !key) {
+    if (ip == NULL || port == NULL || key == NULL) {
         wprintw(self->window, "Invalid syntax.\n");
         return;
     }
@@ -302,6 +298,31 @@ void cmd_quit(ToxWindow *self, Tox *m, int argc, char **argv)
     exit_toxic(m);
 }
 
+void cmd_groupchat(ToxWindow *self, Tox *m, int argc, char **argv)
+{
+    int ngc = get_num_groupchats();
+
+    if (ngc < 0 || ngc >= MAX_GROUPCHAT_NUM) {
+        wprintw(self->window, "\nMaximum number of group chats has been reached.\n");
+        return;
+    }
+
+    int groupnum = tox_add_groupchat(m);
+
+    if (groupnum == -1) {
+        wprintw(self->window, "Group chat failed to initialize.\n");
+        return;
+    }
+
+    if (init_groupchat_win(self, m) == -1) {
+        wprintw(self->window, "Group chat failed to initialize.\n");
+        tox_del_groupchat(m, groupnum);
+        return;
+    }
+
+    wprintw(self->window, "Group chat created as %d.\n", groupnum);
+}
+
 void cmd_help(ToxWindow *self, Tox *m, int argc, char **argv)
 {
     wclear(self->window);
@@ -328,6 +349,55 @@ void cmd_help(ToxWindow *self, Tox *m, int argc, char **argv)
     wattroff(self->window, COLOR_PAIR(CYAN));
 }
 
+void cmd_invite(ToxWindow *self, Tox *m, int argc, char **argv)
+{
+    if (argc != 2) {
+        wprintw(self->window, "Invalid syntax.\n");
+        return;
+    }
+
+    if (argv[1] == NULL || argv[2] == NULL) {
+        wprintw(self->window, "Invalid syntax.\n");
+        return;
+    }
+
+    int friendnum = atoi(argv[1]);
+    int groupnum = atoi(argv[2]);
+    int n = tox_invite_friend(m, friendnum, groupnum);
+
+    if (n == -1) {
+        wprintw(self->window, "Failed to invite friend.\n");
+        return;
+    }
+
+    wprintw(self->window, "Invited friend %d to group chat %d.\n", friendnum, groupnum);
+}
+
+void cmd_join(ToxWindow *self, Tox *m, int argc, char **argv)
+{
+    if (argc != 1) {
+      wprintw(self->window, "Invalid syntax.\n");
+      return;
+    }
+
+    if (argv[1] == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
+      return;
+    }
+
+    int num = atoi(argv[1]);
+
+    if (num < 0 || num >= num_grp_requests) {
+        wprintw(self->window, "No pending group chat invites with that number.\n");
+        return;
+    }
+
+    num = tox_join_groupchat(m, num, pending_grp_requests[num]);
+
+    if (num == -1 || init_groupchat_win(self, m) == -1)
+        wprintw(self->window, "Group chat failed to initialize.\n");
+}
+
 void cmd_msg(ToxWindow *self, Tox *m, int argc, char **argv)
 {
     /* check arguments */
@@ -405,11 +475,6 @@ void cmd_nick(ToxWindow *self, Tox *m, int argc, char **argv)
 
 void cmd_status(ToxWindow *self, Tox *m, int argc, char **argv)
 {
-    if (argc < 1 || argc > 2) {
-        wprintw(self->window, "Wrong number of arguments.\n");
-        return;
-    }
-
     uint8_t *msg = NULL;
 
     if (argc == 2) {
@@ -425,6 +490,9 @@ void cmd_status(ToxWindow *self, Tox *m, int argc, char **argv)
             wprintw(self->window, "Messages must be enclosed in quotes.\n");
             return;
         }
+    } else if (argc < 1 || argc > 2) {
+        wprintw(self->window, "Wrong number of arguments.\n");
+        return;
     }
 
     char *status = argv[1];
@@ -671,6 +739,42 @@ static void prompt_onInit(ToxWindow *self, Tox *m)
     wclrtoeol(self->window);
 }
 
+void prompt_onFriendRequest(ToxWindow *self, uint8_t *key, uint8_t *data, uint16_t length)
+{
+    int n = add_friend_req(key);
+    wprintw(self->window, "\nFriend request from:\n");
+
+    int i;
+
+    for (i = 0; i < KEY_SIZE_BYTES; ++i) {
+        wprintw(self->window, "%02x", key[i] & 0xff);
+    }
+
+    wprintw(self->window, "\n\nWith the message: %s\n\n", data);
+    wprintw(self->window, "Type \"accept %d\" to accept it.\n", n);
+
+    self->blink = true;
+    beep();
+}
+
+void prompt_onGroupInvite(ToxWindow *self, Tox *m, int friendnumber, uint8_t *group_pub_key)
+{
+    int ngc = get_num_groupchats();
+    if (ngc < 0 || ngc >= MAX_GROUPCHAT_NUM) {
+        wprintw(self->window, "\nGroup chat invite from: %d\n", friendnumber);
+        wprintw(self->window, "\nMaximum number of group chats has been reached. Discarding invite.\n");
+        return;
+    }
+
+    int n = add_group_req(group_pub_key);
+
+    wprintw(self->window, "\nGroup chat invite from: %d\n", friendnumber);
+    wprintw(self->window, "Type \"join %d\" to join the chat.\n", n);
+
+    self->blink = true;
+    beep();
+}
+
 void prompt_init_statusbar(ToxWindow *self, Tox *m)
 {
     int x, y;
@@ -698,10 +802,13 @@ ToxWindow new_prompt()
 {
     ToxWindow ret;
     memset(&ret, 0, sizeof(ret));
+
     ret.onKey = &prompt_onKey;
     ret.onDraw = &prompt_onDraw;
     ret.onInit = &prompt_onInit;
     ret.onFriendRequest = &prompt_onFriendRequest;
+    ret.onGroupInvite = &prompt_onGroupInvite;
+
     strcpy(ret.name, "prompt");
 
     StatusBar *stb = calloc(1, sizeof(StatusBar));

src/toxic_windows.h

@@ -1,9 +1,14 @@
 /*
  * Toxic -- Tox Curses Client
  */
+
 #ifndef _windows_h
 #define _windows_h
 
+#ifndef TOXICVER
+#define TOXICVER "NOVER"    /* Use the -D flag to set this */
+#endif
+
 #include <curses.h>
 #include <stdint.h>
 #include <stdbool.h>
@@ -14,6 +19,7 @@
 
 #define MAX_WINDOWS_NUM 32
 #define MAX_FRIENDS_NUM 100
+#define MAX_GROUPCHAT_NUM 32
 #define MAX_STR_SIZE 256
 #define KEY_SIZE_BYTES 32
 #define TOXIC_MAX_NAME_LENGTH 30   /* Not to be confused with TOX_MAX_NAME_LENGTH */
@@ -21,10 +27,7 @@
 #define UNKNOWN_NAME "Unknown"
 #define EXIT_SUCCESS 0
 #define EXIT_FAILURE 1
- 
-#ifndef TOXICVER
-#define TOXICVER "NOVER" //Use the -D flag to set this
-#endif
+#define CURS_Y_OFFSET 3    /* y-axis cursor offset for chat contexts */
 
 /* Curses foreground colours (background is black) */
 #define WHITE 0
@@ -49,9 +52,11 @@ struct ToxWindow_ {
     void(*onStatusChange)(ToxWindow *, Tox *, int, TOX_USERSTATUS);
     void(*onStatusMessageChange)(ToxWindow *, int, uint8_t *, uint16_t);
     void(*onAction)(ToxWindow *, Tox *, int, uint8_t *, uint16_t);
+    void(*onGroupMessage)(ToxWindow *, Tox *, int, uint8_t *, uint16_t);
+    void(*onGroupInvite)(ToxWindow *, Tox *, int, uint8_t *);
 
     char name[TOX_MAX_NAME_LENGTH];
-    int friendnum;
+    int num;
     int x;
 
     void *chatwin;
@@ -72,6 +77,18 @@ typedef struct {
     bool is_online;
 } StatusBar;
 
+typedef struct {
+    wchar_t line[MAX_STR_SIZE];
+    size_t pos;
+    WINDOW *history;
+    WINDOW *linewin;
+} ChatContext;
+
+typedef struct {
+    int chatwin;
+    bool active;
+} GroupChat;
+
 void on_request(uint8_t *public_key, uint8_t *data, uint16_t length, void *userdata);
 void on_connectionchange(Tox *m, int friendnumber, uint8_t status, void *userdata);
 void on_message(Tox *m, int friendnumber, uint8_t *string, uint16_t length, void *userdata);
@@ -80,6 +97,8 @@ void on_nickchange(Tox *m, int friendnumber, uint8_t *string, uint16_t length, v
 void on_statuschange(Tox *m, int friendnumber, TOX_USERSTATUS status, void *userdata);
 void on_statusmessagechange(Tox *m, int friendnumber, uint8_t *string, uint16_t length, void *userdata);
 void on_friendadded(Tox *m, int friendnumber);
+void on_groupmessage(Tox *m, int groupnumber, uint8_t *message, uint16_t length, void *userdata);
+void on_groupinvite(Tox *m, int friendnumber, uint8_t *group_pub_key, void *userdata);
 ToxWindow *init_windows();
 void draw_active_window(Tox *m);
 int add_window(Tox *m, ToxWindow w);

src/windows.c

@@ -124,6 +124,26 @@ void on_friendadded(Tox *m, int friendnumber)
     if (store_data(m, DATA_FILE))
         wprintw(prompt->window, "\nCould not store Tox data\n");
 }
+
+void on_groupmessage(Tox *m, int groupnumber, uint8_t *message, uint16_t length, void *userdata)
+{
+    int i;
+
+    for (i = 0; i < MAX_WINDOWS_NUM; ++i) {
+        if (windows[i].onGroupMessage != NULL)
+            windows[i].onGroupMessage(&windows[i], m, groupnumber, message, length);
+    }
+}
+
+void on_groupinvite(Tox *m, int friendnumber, uint8_t *group_pub_key, void *userdata)
+{
+    int i;
+
+    for (i = 0; i < MAX_WINDOWS_NUM; ++i) {
+        if (windows[i].onGroupInvite != NULL)
+            windows[i].onGroupInvite(&windows[i], m, friendnumber, group_pub_key);
+    }
+}
 /* CALLBACKS END */
 
 int add_window(Tox *m, ToxWindow w)
@@ -261,7 +281,6 @@ void prepare_window(WINDOW *w)
 
 void draw_active_window(Tox *m)
 {
-
     ToxWindow *a = active_window;
     wint_t ch = 0;