Implement main application loop

1 files changed, 170 insertions, 0 deletions

diff --git a/main.c b/main.c
new file mode 100644
index 0000000..ad8c088
--- /dev/null
+++ b/main.c
@@ -0,0 +1,170 @@
+#include <ctype.h>
+#include <dirent.h>
+#include <limits.h>
+#include <linux/limits.h>
+#include <ncurses.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/statvfs.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "display.h"
+#include "err.h"
+#include "log.h"
+#include "mem.h"
+#include "stat.h"
+#include "version.h"
+#include "wm.h"
+/* #define PROC_PATH_VERSION "/proc/version" */
+/* #define PROC_PATH_MEMINFO "/proc/meminfo" */
+
+/* typedef struct { */
+/*     WINDOW* w; */
+/*     char name[32]; */
+/*     int starty; */
+/*     int startx; */
+/*     int height; */
+/*     int width; */
+/* } win_info; */
+
+/* int w_count = 0; */
+
+/* int find_w_by_name(const char* name) { */
+/*     for (int i = 0; i < w_count; i++) { */
+/*         if (strcmp(windows[i].name, name) != 0) continue; */
+
+/*         return i; */
+/*     } */
+
+/*     return -1; */
+/* } */
+/* void draw_bar(WINDOW* w, const char* label, int maxx, int y, int x, */
+/*               unsigned long total, unsigned long ava) { */
+/*     int ava_to_draw_x = maxx - STAT_INFO_WIDTH - BAR_LABEL_WIDTH; */
+/*     int total_hashes = get_bar_ticks(ava_to_draw_x, total, ava); */
+/*     char hashes[2048] = {0}; */
+
+/*     init_pair(COLOR_PAIR_PROGRESS, COLOR_GREEN, COLOR_BLACK); */
+
+/*     if (total_hashes > ava_to_draw_x) total_hashes = ava_to_draw_x; */
+/*     memset(hashes, '#', total_hashes); */
+/*     hashes[total_hashes] = '\0'; */
+
+/*     mvwprintw(w, y, x, "%-*s [", 4, label); */
+/*     wprintw_colorful(w, COLOR_PAIR_PROGRESS, "%.*s", total_hashes, hashes);
+ */
+
+/*     int remaining_spaces = ava_to_draw_x - total_hashes; */
+/*     if (remaining_spaces > 0) { */
+/*         wprintw(w, "%*s", remaining_spaces, ""); */
+/*     } */
+
+/*     waddch(w, ']'); */
+
+/*     wrefresh(w); */
+/* } */
+
+/* WINDOW* fm_w_init(WINDOW* root_win, int maxy, int maxx) { */
+/*     int stat_w_w, stat_w_h, fm_w, fm_h, fm_l_startx, fm_starty, fm_r_startx;
+ */
+
+/*     int i = find_w_by_name("stat"); */
+/*     if (i == -1) { */
+/*         die("Cannot find window \"stat\""); */
+/*     } */
+/*     stat_w_w = windows[i].width; */
+/*     stat_w_h = windows[i].height; */
+
+/*     fm_w = maxx / 2; */
+/*     fm_h = maxy - stat_w_h; */
+/*     fm_starty = stat_w_h - STAT_BAR_HEIGHT; */
+
+/*     fm_l_startx = 0; */
+/*     fm_r_startx = maxx / 2; */
+/*     WINDOW* fm_l = derwin(root_win, fm_h, fm_w, fm_starty, 0); */
+/*     return fm_l; */
+/* } */
+
+/* void fm_load_dir(const char* path) { */
+/*     DIR* dir = opendir(path); */
+/*     log_write(LOG_INFO, "fm_load_dir: dir = %s", dir); */
+/*     struct dirent* entry; */
+
+/*     if (!dir) die("Cannot open dir"); */
+
+/*     while ((entry = readdir(dir)) != NULL) { */
+/*         log_write(LOG_INFO, "%s", entry->d_name); */
+/*     } */
+
+/*     closedir(dir); */
+/* } */
+
+/* char* get_cwd() { */
+/*     static char cwd[PATH_MAX]; */
+/*     if (getcwd(cwd, sizeof(cwd)) != NULL) { */
+/*         return cwd; */
+/*     } */
+
+/*     die("Cannot get current working directory"); */
+/*     return NULL; */
+/* } */
+
+int main() {
+    /* char* cwd; */
+    int ch;
+    log_init();
+
+    terminal* t = ncurses_init();
+    stat* s = stat_init();
+    stat_get_sysver(s);
+    stat_get_diskinfo(s);
+    stat_get_meminfo(s);
+    stat_get_cpuinfo(s);
+    log_write(LOG_INFO, "Terminal maxx = %d, maxy = %d", t->maxy, t->maxx);
+
+    draw_stat_bar(t, s->sysver);
+
+    keypad(ROOT_WIN, TRUE);
+
+    int stat_w_h = t->maxy / 8 < 4 ? 4 : t->maxy / 8;
+
+    window* stat_w = wm_create_new_w(t, "stat", stat_w_h, t->maxx, 0, 0);
+
+    /* cwd = get_cwd(); */
+
+    timeout(100);
+    while ((ch = getch()) != 'q') {
+        stat_get_meminfo(s);
+        stat_get_diskinfo(s);
+
+        int sw_y, sw_x;
+        getmaxyx(stat_w->win, sw_y, sw_x);
+        wclear(stat_w->win);
+        wborder(stat_w->win, ' ', ' ', ' ', '-', ' ', ' ', '-', '-');
+        stat_calc_cpuocc(s);
+        stat_draw_cpu_bar(stat_w->win, sw_x, 0, 0, s);
+        stat_print_cpu_info(stat_w->win, 0, sw_x, s);
+        stat_draw_bar(stat_w->win, "Mem", sw_x, 1, 0, s->meminfo.mem_total,
+                      s->meminfo.mem_available);
+        stat_print_info(stat_w->win, 1, sw_x, "Mem", s->meminfo.mem_total,
+                        s->meminfo.mem_available);
+
+        stat_draw_bar(stat_w->win, "Disk", sw_x, 2, 0, s->diskinfo.disk_total,
+                      s->diskinfo.disk_available);
+        stat_print_info(stat_w->win, 2, sw_x, "Disk", s->diskinfo.disk_total,
+                        s->diskinfo.disk_available);
+        if (ch == KEY_RESIZE) {
+            wclear(t->windows[wm_fd_w_by_name(t, "stat_bar")]->win);
+            getmaxyx(stdscr, t->maxy, t->maxx);
+            draw_stat_bar(t, s->sysver);
+        }
+
+        wm_refresh_all(t);
+    }
+
+    endwin();
+    return 0;
+}