ui: cancel option fo file upload

TODO.md

@@ -5,6 +5,8 @@
 - [ ] Separate common structures in the common.h
 - [ ] Sorting in the file list
 - [ ] Cancel upload/download
+- [ ] Break line automatically in modal widgets
+- [ ] Show download/upload progress in percentages
 - [x] Input: fix non-Latin letters
 - [x] Get rid of unsigned integers
 - [x] Check registration / enter server name again

src/modals/load_pr.c

@@ -1,3 +1,5 @@
+#include "alert.h"
+#include "dialogue.h"
 #include "group.h"
 #include <ncursesw/ncurses.h>
 #include <stdint.h>
@@ -11,7 +13,13 @@ void dwn_pr_modal_cb(w_cb_args_t *args) {
     return;
   }
   app_t *app = args->app;
-  app->query_args->file->signal = sig_cancel;
+  /* TODO: forward actual file name */
+  bool response = w_bool_ask("Cancel file load", "Yes", "No", false,
+                             "You're going to cancel download\n Are you sure?",
+                             app->query_args->file->name);
+  if (response) {
+    app->query_args->file->signal = sig_cancel;
+  }
 }
 
 w_dialogue_t *m_load_pr_init(app_t *app, bool is_upload) {

src/widget/alert.c

@@ -1,4 +1,6 @@
 #include "alert.h"
+#include "dialogue.h"
+#include "widget_core.h"
 #include <ncursesw/ncurses.h>
 #include <stdarg.h>
 #include <stdint.h>
@@ -15,10 +17,12 @@ void alert_cb(w_cb_args_t *args) {
 
 void w_alert_init(app_t *_app) { app = _app; }
 
-void w_alert(const char *message) { w_notification("Alert", dc_alert, message); }
+void w_alert(const char *message) {
+  w_notification("Alert", dc_alert, message);
+}
 
 void w_notification(const char *title, enum w_dialogue_color_scheme color,
-                  const char *f_message, ...) {
+                    const char *f_message, ...) {
   if (app == NULL)
     return;
 
@@ -36,7 +40,7 @@ void w_notification(const char *title, enum w_dialogue_color_scheme color,
   d->w.callback = alert_cb;
   d->g_content = NULL;
   d->g_action = w_group_init(&(d->win), &(d->w), actions, &(d->id_map),
-                           horizontal, g_action);
+                             horizontal, g_action);
 
   w_dialogue_init_active_id(d);
   d->color_scheme = color;
@@ -59,3 +63,91 @@ void w_notification(const char *title, enum w_dialogue_color_scheme color,
     app->modal.needs_update = true;
   }
 }
+
+int w_bool_callback(app_t *app, w_dialogue_t *dialogue, int32_t key) {
+  w_cb_args_t args;
+  args.app = app;
+  args.active_el = dialogue;
+  args.element = dialogue;
+  int _key = key;
+  args.data = (void *)&_key;
+  w_dialogue_callback_default(&args);
+  if (args.resp_data.code == cbrp_val) {
+    switch (args.resp_data.val.val.num) {
+    case 1:
+      return 1;
+    case 2:
+      return 2;
+    default:
+      return -2;
+    }
+  }
+  return 0;
+}
+
+int w_bool_ask(const char *title, const char *text_y_btn,
+               const char *text_n_btn, bool yes_default, const char *f_message,
+               ...) {
+
+  va_list args;
+  va_start(args, f_message);
+
+  if (app == NULL)
+    return -1;
+
+  void *callback = app->active_callback;
+
+  w_group_el_init_t actions[] = {{.type = w_button, .val.num = 1}, /* YES */
+                                 {.type = w_button, .val.num = 2}, /* NO */
+                                 {.type = w_end}};
+
+  strcpy(actions[0].label, text_y_btn);
+  strcpy(actions[1].label, text_n_btn);
+
+  w_dialogue_t *d = malloc(sizeof(w_dialogue_t));
+
+  w_dialogue_vinit(d, title, &(app->coordinates), f_message, &args);
+
+  d->w.callback = alert_cb;
+  d->g_content = NULL;
+  d->g_action = w_group_init(&(d->win), &(d->w), actions, &(d->id_map),
+                             horizontal, g_action);
+
+  if (yes_default) {
+    d->active_el = d->g_action->elements;
+  } else {
+    d->active_el = d->g_action->elements + 1;
+  }
+
+  w_dialogue_draw(d);
+  wrefresh(d->win);
+  int c = 0;
+
+  bool response = false;
+
+  while ((c = wgetch(app->win))) {
+    int ret = w_bool_callback(app, d, c);
+    switch (ret) {
+    case 1:
+      response = true;
+      goto break_while;
+    case 2:
+      goto break_while;
+    }
+    w_dialogue_draw(d);
+    wrefresh(d->win);
+  }
+
+break_while:
+
+  w_group_destroy(d->g_action);
+  delwin(d->win);
+  free(d);
+  app->active_callback = callback;
+  app_refresh(app);
+  if (app->modal.win != NULL) {
+    app->modal.needs_update = true;
+  }
+
+  return response;
+}

src/widget/alert.h

@@ -7,6 +7,8 @@
 void w_alert_init(app_t *app);
 void w_alert(const char *message);
 void w_notification(const char *title, enum w_dialogue_color_scheme color,
-                   const char *f_message, ...);
+                    const char *f_message, ...);
+int  w_bool_ask(const char *title,  const char *yes_button,
+               const char *no_button, bool yes_default, const char *f_message, ...);
 
 #endif