#ifndef _TYPES_H
#define _TYPES_H

#include <stdbool.h>
#include <xcb/xcb.h>
#include <xcb/xcb_event.h>
#include "helpers.h"

#define SPLIT_RATIO  0.5
#define DEFAULT_DESK_NAME    "Desktop"
#define DEFAULT_MON_NAME     "Monitor"
#define MISSING_VALUE        "N/A"

typedef enum {
    TYPE_HORIZONTAL,
    TYPE_VERTICAL
} split_type_t;

typedef enum {
    MODE_AUTOMATIC,
    MODE_MANUAL
} split_mode_t;

typedef enum {
    LAYOUT_TILED,
    LAYOUT_MONOCLE
} layout_t;

typedef enum {
    MOVE_PULL,
    MOVE_PUSH
} fence_move_t;

typedef enum {
    CHANGE_INCREASE,
    CHANGE_DECREASE
} value_change_t;

typedef enum {
    LIST_OPTION_VERBOSE,
    LIST_OPTION_QUIET
} list_option_t;

typedef enum {
    CLIENT_SKIP_NONE,
    CLIENT_SKIP_FLOATING,
    CLIENT_SKIP_TILED,
    CLIENT_SKIP_CLASS_EQUAL,
    CLIENT_SKIP_CLASS_DIFFER
} skip_client_t;

typedef enum {
    DESKTOP_SKIP_NONE,
    DESKTOP_SKIP_FREE,
    DESKTOP_SKIP_OCCUPIED
} skip_desktop_t;

typedef enum {
    CYCLE_NEXT,
    CYCLE_PREV
} cycle_dir_t;

typedef enum {
    NEAREST_OLDER,
    NEAREST_NEWER
} nearest_arg_t;

typedef enum {
    CIRCULATE_FORWARD,
    CIRCULATE_BACKWARD
} circulate_dir_t;

typedef enum {
    ROTATE_CLOCKWISE,
    ROTATE_COUNTER_CLOCKWISE,
    ROTATE_FULL_CYCLE
} rotate_t;

typedef enum {
    DIR_LEFT,
    DIR_RIGHT,
    DIR_UP,
    DIR_DOWN
} direction_t;

typedef enum {
    TOP_LEFT,
    TOP_RIGHT,
    BOTTOM_LEFT,
    BOTTOM_RIGHT
} corner_t;

typedef struct {
    xcb_window_t window;
    unsigned int uid;
    char class_name[MAXLEN];
    unsigned int border_width;
    bool floating;
    bool transient;  /* transient window are always floating */
    bool fullscreen;
    bool locked;     /* protects window from being closed */
    bool urgent;
    xcb_rectangle_t floating_rectangle;
    xcb_rectangle_t tiled_rectangle;
} client_t;

typedef struct node_t node_t;
struct node_t {
    split_type_t split_type;
    double split_ratio;
    xcb_rectangle_t rectangle;
    bool vacant;          /* vacant nodes only hold floating clients */
    split_mode_t born_as;
    node_t *first_child;
    node_t *second_child;
    node_t *parent;
    client_t *client;     /* NULL except for leaves */
};

typedef struct desktop_t desktop_t;
struct desktop_t {
    char name[MAXLEN];
    layout_t layout;
    node_t *root;
    node_t *focus;
    node_t *last_focus;
    desktop_t *prev;
    desktop_t *next;
};

typedef struct monitor_t monitor_t;
struct monitor_t {
    char name[MAXLEN];
    xcb_rectangle_t rectangle;
    int top_padding;
    int right_padding;
    int bottom_padding;
    int left_padding;
    desktop_t *desk;
    desktop_t *last_desk;
    desktop_t *desk_head;
    desktop_t *desk_tail;
    monitor_t *prev;
    monitor_t *next;
};

typedef struct {
    char name[MAXLEN];
} rule_cause_t;

typedef struct {
    bool floating;
    monitor_t *monitor;
    desktop_t *desktop;
} rule_effect_t;

typedef struct rule_t rule_t;
struct rule_t {
    rule_cause_t cause;
    rule_effect_t effect;
    rule_t *next;
};

typedef struct {
    node_t *node;
    desktop_t *desktop;
    monitor_t *monitor;
} window_location_t;

typedef struct {
    desktop_t *desktop;
    monitor_t *monitor;
} desktop_location_t;

typedef struct {
    xcb_point_t position;
    xcb_button_t button;
    xcb_rectangle_t rectangle;
    monitor_t *monitor;
    desktop_t *desktop;
    node_t *node;
    corner_t corner;
} pointer_state_t;

node_t *make_node(void);
monitor_t *make_monitor(xcb_rectangle_t *);
desktop_t *make_desktop(const char *);
client_t *make_client(xcb_window_t);
rule_t *make_rule(void);
pointer_state_t *make_pointer_state(void);

#endif