bit more work on komens

src/helper_funcs.cpp

@@ -199,7 +199,7 @@ std::wstring wrm_tr_le_whitespace(const std::wstring &s) {
 }
 
 // Conversion utilities
-char *wchar_to_char(wchar_t *src) {
+char *wchar_to_char(const wchar_t *src) {
   if (!src)
     return nullptr;
 
@@ -210,7 +210,7 @@ char *wchar_to_char(wchar_t *src) {
   return dest;
 }
 
-wchar_t *char_to_wchar(char *src) {
+wchar_t *char_to_wchar(const char *src) {
   if (!src)
     return nullptr;
 

src/helper_funcs.h

@@ -27,8 +27,8 @@ void wprint_in_middle(WINDOW *win, int starty, int startx, int width,
 std::wstring wrm_tr_le_whitespace(const std::wstring &s);
 
 // Conversion utilities
-char *wchar_to_char(wchar_t *src);
+char *wchar_to_char(const wchar_t *src);
-wchar_t *char_to_wchar(char *src);
+wchar_t *char_to_wchar(const char *src);
 
 std::wstring string_to_wstring(const std::string &str);
 std::string wstring_to_string(const std::wstring &wstr);

src/komens.cpp

@@ -1,18 +1,14 @@
-#include "const.h"
+#include "komens.h"
 #include "helper_funcs.h"
 #include "memory.h"
-#include "net.h"
+#include <cstddef>
-#include <bits/chrono.h>
+#include <cstdlib>
-#include <cstdint>
+#include <cstring>
-#include <cstdio>
-#include <ctime>
 #include <curses.h>
-#include <cwchar>
+#include <fstream>
-#include <ncurses.h>
+#include <iostream>
+#include <menu.h>
 #include <nlohmann/json.hpp>
-#include <panel.h>
-#include <string>
-#include <sys/types.h>
 #include <vector>
 
 using nlohmann::json;
@@ -23,11 +19,13 @@ void komens_page() {
   current_allocated = &komens_allocated;
   json resp_from_api;
   {
-    std::string endpoint = "api/3/komens";
+    std::ifstream f("test-data/komens.json");
-    resp_from_api = bakaapi::get_data_from_endpoint(endpoint, GET);
+    resp_from_api = json::parse(f);
+    f.close();
   }
-  setlocale(LC_ALL, "");
+
   /* Initialize curses */
+  setlocale(LC_ALL, "");
   initscr();
   start_color();
   cbreak();
@@ -38,4 +36,64 @@ void komens_page() {
   for (uint8_t i = 0; i < 8; i++) {
     init_pair(i, i, COLOR_BLACK);
   }
+  size_t num_of_komens = resp_from_api["Messages"].size();
+  ITEM **komens_items = new ITEM *[num_of_komens + 1];
+  komens_allocated.push_back({ITEM_ARRAY, komens_items, num_of_komens});
+
+  for (size_t i = 0; i < num_of_komens; i++) {
+    komens_items[i] = new_item(
+        resp_from_api["Messages"][i]["Title"].get<std::string>().c_str(),
+        resp_from_api["Messages"][i]["Sender"]["Name"]
+            .get<std::string>()
+            .c_str());
+  }
+  komens_items[num_of_komens] = nullptr;
+
+  MENU *komens_choise_menu = new_menu(komens_items);
+  komens_allocated.push_back({MENU_TYPE, komens_choise_menu, 0});
+
+  WINDOW *komens_choise_menu_win = newwin(20, 40, 4, 4);
+  komens_allocated.push_back({WINDOW_TYPE, komens_choise_menu_win, 0});
+
+  set_menu_win(komens_choise_menu, komens_choise_menu_win);
+  set_menu_sub(komens_choise_menu, derwin(komens_choise_menu_win, 8, 38, 3, 1));
+  set_menu_format(komens_choise_menu, 7, 1);
+
+  set_menu_mark(komens_choise_menu, " * ");
+
+  box(komens_choise_menu_win, 0, 0);
+
+  wprint_in_middle(komens_choise_menu_win, 1, 0, 40, L"Komens", COLOR_PAIR(1));
+  mvwaddch(komens_choise_menu_win, 2, 0, ACS_LTEE);
+  mvwhline(komens_choise_menu_win, 2, 1, ACS_HLINE, 38);
+  mvwaddch(komens_choise_menu_win, 2, 39, ACS_RTEE);
+
+  post_menu(komens_choise_menu);
+  wrefresh(komens_choise_menu_win);
+
+  attron(COLOR_PAIR(2));
+  mvprintw(LINES - 2, 0,
+           "Use PageUp and PageDown to scoll down or up a page of items");
+  mvprintw(LINES - 1, 0, "Arrow Keys to navigate (F1 to Exit)");
+  attroff(COLOR_PAIR(2));
+  refresh();
+
+  int c;
+  while ((c = getch()) != KEY_F(1)) {
+    switch (c) {
+    case KEY_DOWN:
+    case KEY_NPAGE:
+    case 'j':
+      menu_driver(komens_choise_menu, REQ_DOWN_ITEM);
+      break;
+
+    case KEY_UP:
+    case KEY_PPAGE:
+    case 'k':
+      menu_driver(komens_choise_menu, REQ_UP_ITEM);
+      break;
+    }
+    wrefresh(komens_choise_menu_win);
+  }
+  delete_all(&komens_allocated);
 }

src/komens.h

@@ -0,0 +1,4 @@
+#ifndef _ba_ko_hg_
+#define _ba_ko_hg_
+void komens_page();
+#endif

src/komens_menu.cpp

@@ -0,0 +1,107 @@
+#include "komens_menu.h"
+#include "helper_funcs.h"
+#include "komens.h"
+#include "net.h"
+#include <cstdlib>
+#include <cstring>
+#include <curses.h>
+#include <menu.h>
+
+void komens_menu() {
+  wchar_t *choices[] = {
+      L"received", L"send", L"noticeboard", L"Exit", nullptr,
+  };
+  void (*choicesFuncs[])() = {komens_page, nullptr, nullptr, nullptr, nullptr};
+
+  ITEM **my_items;
+  int c;
+  MENU *my_menu;
+  WINDOW *my_menu_win;
+  int n_choices, i;
+
+  /* Initialize curses */
+  setlocale(LC_ALL, "");
+  initscr();
+  start_color();
+  cbreak();
+  noecho();
+  keypad(stdscr, TRUE);
+  init_pair(1, COLOR_RED, COLOR_BLACK);
+  init_pair(2, COLOR_CYAN, COLOR_BLACK);
+
+  /* Create items */
+  n_choices = ARRAY_SIZE(choices);
+  my_items = (ITEM **)calloc(n_choices, sizeof(ITEM *));
+  for (i = 0; i < n_choices; ++i)
+    my_items[i] =
+        new_item(wchar_to_char(choices[i]), wchar_to_char(choices[i]));
+
+  /* Crate menu */
+  my_menu = new_menu((ITEM **)my_items);
+
+  /* Create the window to be associated with the menu */
+  my_menu_win = newwin(12, 40, 4, 4);
+  keypad(my_menu_win, TRUE);
+
+  /* Set main window and sub window */
+  set_menu_win(my_menu, my_menu_win);
+  set_menu_sub(my_menu, derwin(my_menu_win, 8, 38, 3, 1));
+  set_menu_format(my_menu, 7, 1);
+
+  /* Set menu mark to the string " * " */
+  set_menu_mark(my_menu, " * ");
+
+  /* Print a border around the main window and print a title */
+  box(my_menu_win, 0, 0);
+
+  wprint_in_middle(my_menu_win, 1, 0, 40, L"Komens Menu", COLOR_PAIR(1));
+  mvwaddch(my_menu_win, 2, 0, ACS_LTEE);
+  mvwhline(my_menu_win, 2, 1, ACS_HLINE, 38);
+  mvwaddch(my_menu_win, 2, 39, ACS_RTEE);
+
+  /* Post the menu */
+  post_menu(my_menu);
+  wrefresh(my_menu_win);
+
+  attron(COLOR_PAIR(2));
+  mvprintw(LINES - 2, 0,
+           "Use PageUp and PageDown to scoll down or up a page of items");
+  mvprintw(LINES - 1, 0, "Arrow Keys to navigate (F1 to Exit)");
+  attroff(COLOR_PAIR(2));
+  refresh();
+
+  while ((c = getch()) != KEY_F(1)) {
+    switch (c) {
+    case KEY_DOWN:
+    case KEY_NPAGE:
+    case 'j':
+      menu_driver(my_menu, REQ_DOWN_ITEM);
+      break;
+
+    case KEY_UP:
+    case KEY_PPAGE:
+    case 'k':
+      menu_driver(my_menu, REQ_UP_ITEM);
+      break;
+    case 10: // ENTER
+      clear();
+      if (item_index(current_item(my_menu)) == n_choices - 1) {
+        goto close_menu;
+      }
+      choicesFuncs[item_index(current_item(my_menu))]();
+      pos_menu_cursor(my_menu);
+      refresh();
+      wrefresh(my_menu_win);
+      break;
+    }
+    wrefresh(my_menu_win);
+  }
+close_menu:
+
+  /* Unpost and free all the memory taken up */
+  unpost_menu(my_menu);
+  free_menu(my_menu);
+  for (i = 0; i < n_choices; ++i)
+    free_item(my_items[i]);
+  endwin();
+}

src/komens_menu.h

@@ -0,0 +1,6 @@
+#ifndef _ba_km_hg_
+#define _ba_km_hg_
+
+void komens_menu();
+
+#endif

src/main_menu.cpp

@@ -1,24 +1,20 @@
 #include "helper_funcs.h"
+#include "komens_menu.h"
+#include "marks.h"
 #include "net.h"
 #include "timetable.h"
-#include <cstddef>
 #include <cstdlib>
 #include <cstring>
 #include <curses.h>
 #include <menu.h>
 
-#include "marks.h"
+void main_menu() {
-
-#define CTRLD 4
-
   wchar_t *choices[] = {
       L"login",    L"Marks",   L"timetable", L"Komens",
       L"Homework", L"Absence", L"Exit",      nullptr,
   };
-void (*choicesFuncs[])() = {nullptr, marks_page, timetable_page, nullptr,
+  void (*choicesFuncs[])() = {nullptr, marks_page, timetable_page, komens_menu,
                               nullptr, nullptr,    nullptr,        nullptr};
-
-void main_menu() {
   ITEM **my_items;
   int c;
   MENU *my_menu;
@@ -91,6 +87,9 @@ void main_menu() {
       break;
     case 10: // ENTER
       clear();
+      if (item_index(current_item(my_menu)) == n_choices - 1) {
+        goto close_menu;
+      }
       choicesFuncs[item_index(current_item(my_menu))]();
       pos_menu_cursor(my_menu);
       refresh();
@@ -99,6 +98,7 @@ void main_menu() {
     }
     wrefresh(my_menu_win);
   }
+close_menu:
 
   /* Unpost and free all the memory taken up */
   unpost_menu(my_menu);

src/memory.cpp

@@ -26,6 +26,14 @@ void delete_all(std::vector<allocation> *allocated) {
       delete[] panels;
       break;
     }
+    case ITEM_ARRAY: {
+      ITEM **items = static_cast<ITEM **>(allocated->at(i).ptr);
+      for (std::size_t j = 0; j < allocated->at(i).size; j++) {
+        free_item(items[j]);
+      }
+      delete[] items;
+      break;
+    }
     case GENERIC_ARRAY:
       delete[] static_cast<char *>(allocated->at(i).ptr);
       break;
@@ -35,6 +43,9 @@ void delete_all(std::vector<allocation> *allocated) {
     case PANEL_TYPE:
       del_panel(static_cast<PANEL *>(allocated->at(i).ptr));
       break;
+    case MENU_TYPE:
+      free_menu(static_cast<MENU *>(allocated->at(i).ptr));
+      break;
     case GENERIC_TYPE:
       delete static_cast<char *>(allocated->at(i).ptr);
       break;

src/memory.h

@@ -3,13 +3,16 @@
 #define _ba_me_hg_
 
 #include <cstddef>
+#include <menu.h>
 #include <vector>
 enum AllocationType {
   WINDOW_ARRAY,
   PANEL_ARRAY,
+  ITEM_ARRAY,
   GENERIC_ARRAY,
   WINDOW_TYPE,
   PANEL_TYPE,
+  MENU_TYPE,
   GENERIC_TYPE
 };