#ifndef DESKBAR_H
#define DESKBAR_H

#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/keysym.h>
#include <X11/Xft/Xft.h>
#include <time.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>

/*
 * SkyDeskbar — modern dark panel, docked top-right.
 *
 *  ┌──────────────────────────┐
 *  │ [Sky ▾]  │  12:00 PM    │  <- top strip: menu + clock
 *  │          │  Wed Jul 23  │  <- date line
 *  ├──────────────────────────┤
 *  │ [F] Firefox            ▸ │  <- app entries (letter icon + name)
 *  │ [T] Thunar             ▸ │
 *  │ [X] [xterm]            ▸ │  <- minimized: bracketed + dimmed
 *  ├──────────────────────────┤
 *  │  [1]  [2]  [3]  [4]     │  <- workspace strip
 *  ├──────────────────────────┤
 *  │ CPU 12%    MEM 45%       │  <- status bar
 *  └──────────────────────────┘
 */

/* ── layout ──────────────────────────────────────────────────────────── */
#define DB_W          200      /* deskbar total width */
#define DB_TOP_H       52      /* top strip height (menu + clock + date) */
#define DB_MENU_W      68      /* width of the Sky menu button */
#define DB_ITEM_H      26      /* app entry row height */
#define DB_ICON_SZ     18      /* app icon square size */
#define DB_WS_H        28      /* workspace strip height */
#define DB_STATUS_H    22      /* status bar height */
#define DB_MAX_APPS    32

/* ── fly-out menu ────────────────────────────────────────────────────── */
#define DB_FLYOUT_W    196     /* fly-out menu panel width */
#define DB_FLYOUT_IH    28     /* item row height */
#define DB_FLYOUT_SH     8     /* separator height */
#define DB_FLYOUT_PAD    4     /* top/bottom outer padding */
#define DB_FLYOUT_LPD   13     /* left label padding */

/* ── modern dark palette ──────────────────────────────────────────────── */
#define DB_COL_BG          0x111520   /* dark navy body */
#define DB_COL_MENU_BG     0x0E1A32   /* menu button bg */
#define DB_COL_LOGO_TEXT   0x90BBEE   /* "Sky" text */
#define DB_COL_ITEM_BG     0x141828   /* app row bg */
#define DB_COL_ITEM_ALT    0x111520   /* alternate row */
#define DB_COL_ITEM_HOV    0x1E4878   /* hover — blue */
#define DB_COL_ITEM_FOCUS  0x183860   /* focused window row */
#define DB_COL_ITEM_TEXT   0xC0D0E8   /* normal app name */
#define DB_COL_ITEM_HTXT   0xF0F6FF   /* text on hover/focus */
#define DB_COL_ITEM_MINI   0x485868   /* dimmed minimized text */
#define DB_COL_DIVIDER     0x1C2030   /* row separator */
#define DB_COL_WS_ACTIVE   0x1E58A8   /* active workspace */
#define DB_COL_WS_INACT    0x202838   /* inactive workspace */
#define DB_COL_WS_TEXT     0x8AB0D0   /* workspace number */
#define DB_COL_CLOCK_TXT   0xD8E8FF   /* clock text */
#define DB_COL_DATE_TXT    0x5878A0   /* date text */
#define DB_COL_STATUS_TXT  0x486080   /* status text */
#define DB_COL_BORDER_L    0x223050   /* bevel light */
#define DB_COL_BORDER_D    0x080C14   /* bevel dark */
#define DB_COL_ACCENT      0x1E58A8   /* accent stripe */

/* ── fonts ───────────────────────────────────────────────────────────── */
#define DB_FONT_UI    "Sans:size=9"
#define DB_FONT_MENU  "Sans:size=10:weight=bold"
#define DB_FONT_CLOCK "Sans:size=11:weight=bold"
#define DB_FONT_DATE  "Sans:size=8"
#define DB_FONT_ICON  "Sans:size=8:weight=bold"

/* ── app icon color palette (cycled by name hash) ────────────────────── */
static const unsigned long DB_ICON_COLORS[] = {
    0x2060A0,  /* blue */
    0x206040,  /* forest green */
    0x804020,  /* burnt orange */
    0x602080,  /* purple */
    0x208060,  /* teal */
    0x802040,  /* crimson */
    0x406020,  /* olive */
    0x204060,  /* dark blue */
};
#define DB_ICON_NCOLORS 8

typedef struct AppEntry {
    Window win;
    char   title[64];
    int    focused;
    int    minimized;
} AppEntry;

typedef struct Deskbar {
    Display  *dpy;
    int       screen;
    Window    root;
    Window    win;
    GC        gc;
    Colormap  cmap;
    Visual   *visual;
    int       depth;

    XftFont  *font_ui;
    XftFont  *font_menu;
    XftFont  *font_clock;
    XftFont  *font_date;
    XftFont  *font_icon;

    int       bar_h;
    int       hovered;
    int       cur_ws;
    int       num_ws;

    AppEntry  apps[DB_MAX_APPS];
    int       napps;

    Atom      net_client_list;
    Atom      net_active_window;
    Atom      net_current_desktop;
    Atom      net_number_of_desktops;
    Atom      net_wm_name;
    Atom      utf8_string;

    /* fly-out menu state */
    Window    menu_win;     /* main fly-out, None when closed */
    Window    sub_win;      /* sub-menu panel, None when closed */
    int       menu_hov;     /* hovered item index in main menu, -1 = none */
    int       sub_active;   /* which sub-menu is open: 0=Apps, 1=Settings, -1=none */
    int       sub_hov;      /* hovered item in sub-menu */
    int       sw_cache;     /* cached screen width for menu positioning */
} Deskbar;

void db_init(Deskbar *db);
void db_run(Deskbar *db);
void db_draw(Deskbar *db);
void db_update_apps(Deskbar *db);
void db_update_workspace(Deskbar *db);
void db_resize(Deskbar *db);
void db_click(Deskbar *db, int x, int y);
void db_hover(Deskbar *db, int x, int y);
void db_menu_open(Deskbar *db);
void db_menu_close(Deskbar *db);

unsigned long db_color(Deskbar *db, unsigned long rgb);
void db_xft_color(Deskbar *db, unsigned long rgb, XftColor *out);

int db_apps_y(void);
int db_ws_y(Deskbar *db);

#endif