Changes file structure; experiments with better string; Search init in file list

src/widget/file_list.c

@@ -2,6 +2,7 @@
 #include "../file_processor.h"
 #include "../fs.h"
 #include "app.h"
+#include <bstrlib.h>
 #include <ncurses.h>
 #include <stdbool.h>
 #include <stddef.h>
@@ -19,6 +20,17 @@ void file_list_cb(callback_args_t *args) {
   int32_t key = *((int32_t *)args->data);
   char query[256];
   int32_t q_len = 0;
+  if (fui->active_search) {
+    if (key == KEY_BACKSPACE || key == KEY_DL) {
+      if (blength(fui->search_key)) {
+        btrunc(fui->search_key, blength(fui->search_key) - 1);
+      }
+    } else {
+      bconchar(fui->search_key, key);
+    }
+    draw_file_list(fui);
+    return;
+  }
   switch (key) {
   case KEY_DOWN:
     if (fui->current_idx < fui->current_count - 1) {
@@ -54,18 +66,20 @@ void file_list_cb(callback_args_t *args) {
 }
 
 ui_file_list_t *init_file_list(WINDOW **win, WINDOW *const *info_win) {
-  ui_file_list_t *fl_ui = malloc(sizeof(ui_file_list_t));
-  init_widget(&(fl_ui->w), NULL, win, "");
-  WINDOW *parent_win = *(fl_ui->w.parent_win);
-  fl_ui->current_idx = 0;
-  fl_ui->current_page = 1;
-  fl_ui->pages = 1;
-  fl_ui->current_count = 0;
-  fl_ui->full_count = 0;
-  fl_ui->activate_last = false;
-  fl_ui->info_win = info_win;
-  fl_ui->max_lines = getmaxy(parent_win) - 3; /* 2+1 (bottom info line) */
-  return fl_ui;
+  ui_file_list_t *fui = malloc(sizeof(ui_file_list_t));
+  init_widget(&(fui->w), NULL, win, "");
+  WINDOW *parent_win = *(fui->w.parent_win);
+  fui->current_idx = 0;
+  fui->current_page = 1;
+  fui->pages = 1;
+  fui->current_count = 0;
+  fui->full_count = 0;
+  fui->activate_last = false;
+  fui->info_win = info_win;
+  fui->max_lines = getmaxy(parent_win) - 3; /* 2+1 (bottom info line) */
+  fui->active_search = false;
+  fui->search_key = bfromcstrrangealloc(12, 64, "");
+  return fui;
 }
 
 void reset_file_list(ui_file_list_t *fl_ui) {
@@ -77,26 +91,26 @@ void reset_file_list(ui_file_list_t *fl_ui) {
   fl_ui->activate_last = false;
 }
 
-void draw_file_list(ui_file_list_t *fl_ui) {
+void draw_file_list(ui_file_list_t *fui) {
   int32_t sz_y, sz_x;
   int32_t p_y, p_x;
-  WINDOW *parent_win = *(fl_ui->w.parent_win);
+  WINDOW *parent_win = *(fui->w.parent_win);
   getmaxyx(parent_win, sz_y, sz_x);
   int32_t sz_y_f = sz_y - 2; /* TODO: можно заменить на поле max_lines */
   p_y = 1;
   p_x = 1;
-  fl_item_t *el = *(fl_ui->start);
-  fl_item_t *active_el = *(fl_ui->start);
+  fl_item_t *el = *(fui->start);
+  fl_item_t *active_el = *(fui->start);
   int32_t cur_el_idx = 0;
   curs_set(false);
 
-  if (fl_ui->activate_last) {
-    fl_ui->current_idx = fl_ui->current_count - 1;
-    fl_ui->activate_last = false;
+  if (fui->activate_last) {
+    fui->current_idx = fui->current_count - 1;
+    fui->activate_last = false;
   }
 
-  if (fl_ui->current_idx + 1 >= sz_y_f) {
-    p_y -= fl_ui->current_idx - sz_y_f + 2;
+  if (fui->current_idx + 1 >= sz_y_f) {
+    p_y -= fui->current_idx - sz_y_f + 2;
   }
 
   do {
@@ -105,14 +119,14 @@ void draw_file_list(ui_file_list_t *fl_ui) {
       cur_el_idx++;
       continue;
     }
-    if (cur_el_idx == fl_ui->current_idx) {
+    if (cur_el_idx == fui->current_idx) {
       wattrset(parent_win, A_BOLD | A_REVERSE);
       active_el = el;
     }
     p_x = 1;
     mvwprintw(parent_win, p_y, p_x, "%s%n", el->name, &p_x);
     mvwprintw(parent_win, p_y, p_x + 1, "%*s", sz_x - p_x, "");
-    if (cur_el_idx == fl_ui->current_idx) {
+    if (cur_el_idx == fui->current_idx) {
       wattroff(parent_win, A_BOLD | A_REVERSE);
     }
     p_y++;
@@ -128,21 +142,31 @@ void draw_file_list(ui_file_list_t *fl_ui) {
   int32_t p_len;
   p_x = 1;
 
-  sprintf(p_info, "page: %u/%u files: %u left: %u%n", fl_ui->current_page,
-          fl_ui->pages, fl_ui->current_count, fl_ui->full_count, &p_len);
+  if (fui->active_search) {
+    sprintf(p_info, "[search]: %s_%n", fui->search_key->data, &p_len);
+  } else {
+    sprintf(p_info, "page: %u/%u files: %u left: %u%n", fui->current_page,
+            fui->pages, fui->current_count, fui->full_count, &p_len);
+  }
 
   uint32_t l_pad = (sz_x - p_len) / 2;
 
   wattrset(parent_win, A_BOLD);
-  mvwprintw(parent_win, p_y, p_x, "%*s%s%*s", l_pad, "", p_info, l_pad, "");
+  if (fui->active_search) {
+    mvwprintw(parent_win, p_y, p_x, "%s%*s", p_info, sz_x - p_len, "");
+  } else {
+    mvwprintw(parent_win, p_y, p_x, "%*s%s%*s", l_pad, "", p_info, l_pad, "");
+  }
   wattroff(parent_win, A_BOLD);
 
   /* draw file info */
   p_y = 1;
   p_x = 1;
-  WINDOW *i_win = *fl_ui->info_win;
+  WINDOW *i_win = *fui->info_win;
   wclear(i_win);
 
+  /* Write to the right side the information about the file */
+
   char size_text[64];
   size_to_text(active_el->size, size_text);