#ifndef GAME_GAME_INTERNAL_H
#define GAME_GAME_INTERNAL_H

/*
 * Inside the game (game.c, game_actions.c, game_talk.c): what the frame
 * loop, the player's actions and talking share. Not for use outside.
 */

#include "game/game.h"
#include "world/camp.h"
#include "people/dog.h"
#include "world/ladder.h"
#include "world/site.h"
#include "game/player.h"
#include "world/scene.h"
#include "world/course.h"
#include "world/forestry.h"
#include <stdio.h>
#include <string.h>
#include <SDL3/SDL.h>

#define MESSAGE_TIME 2.5f /* seconds a hint stays on screen */

/* game_arrival.c: in by car at the start; still in it (no walking, no hands); the boot clicked. */
void game_arrivalStart(Game *game);
void game_arrival(Game *game, float dt);
bool game_arriving(const Game *game);
bool game_unloadCar(Game *game);
const char *game_task(Game *game);
void game_skipArrival(Game *game);
/* The way in by car, sampled (once); where on it s meters along, which way it heads. */
bool game_drivePath(Game *game);
void game_driveAt(const Arrival *a, float s, Vec3 *pos, Vec3 *dir);
/* game_shop.c: the shopping run - the one with the car keys off with the list, back an hour later, the boot full. */
void game_shopStart(Game *game, Object *driver, const int list[SHOP_ITEMS]);
void game_shop(Game *game, float dt);
/* After loading: a run that was on its way picked up again. */
void game_shopLoaded(Game *game);
/* game_meeting.c: the meetings in Berlin and the weekends between them. Start: a new game (Grossbeerenstrasse);
   every frame; the answers offered; a line about it for the hint; after loading. */
void game_meetingStart(Game *game);
void game_meeting(Game *game, const Input *input, float dt);
int  Game_meetingChoices(const Game *game, const char *out[TALK_CHOICES]);
const char *game_meetingTask(const Game *game);
void game_meetingLoaded(Game *game);
/* Dev: the meetings at the start skipped (the first answers): on to the drive in. */
void game_meetingSkipStart(Game *game);
/* game_why.c: looking round for what makes you wonder (the why questions coming up). */
void game_why(Game *game, float dt);
/* game_festival.c: the festival weekend (the last on the ground): every frame; is it this weekend (or after);
   the weekend starting (Friday morning); dev: on to it, or on to what's next in it; the storm shouted;
   the notebook's lines about it. */
/* game_bigtree.c: the big old tree around Enrico's work - the throw line, the rope, the pullers, which way it falls;
   left click (the rope: pull it down again / take hold); how far it is (said plainly). */
void game_bigTree(Game *game, float dt);
bool game_bigTreeClick(Game *game);
const char *game_bigTreeStatus(const Game *game);
void game_bigTreeJump(Game *game);
/* game_injury.c: somebody hurt - the ambulance, the hospital, back with a cast, the cast off; the ambulance here (no saving). */
void game_injury(Game *game, float dt);
/* Dev: somebody all well again (whatever they had: the ambulance, the hospital, the cast, the sprain). */
void game_injuryHeal(Game *game, Object *o);
bool game_ambulanceHere(const Game *game);
/* game_touch.c: your hands and other people - E / Q (used: handled there), holding somebody (the answers 1 - 5),
   every frame (catching, holding on, who saw what, the place's awareness). */
void game_touchKeys(Game *game, const Input *input, bool used[2]);
int  game_touchChoices(const Game *game, const char *out[TALK_CHOICES]);
void game_touchAnswer(Game *game, int choice);
void game_touch(Game *game, float dt);
#define FESTIVAL_WEEKEND 6
void game_festival(Game *game, float dt);
/* game_cleanup.c: the supporters' shifts, Monday's clean-up, Kurti's look round, the drive home. */
enum { CLEAN_NONE, CLEAN_SHIFT, CLEAN_WAIT, CLEAN_ON, CLEAN_LOOK, CLEAN_TO_CAR, CLEAN_DRIVING, CLEAN_HOME };
void        game_cleanup(Game *game, float dt);
const char *game_cleanupTask(const Game *game);
int         game_cleanupNotes(const Game *game, char lines[][128], int max);
/* game_meeting.c: the drive home's over - back in Grossbeerenstrasse, the end. */
void        game_meetingHome(Game *game);
bool game_festivalWeekend(const Game *game);
void game_festivalStart(Game *game);
void game_festivalJump(Game *game);
const char *game_festivalJumpText(const Game *game);
int  game_shoutStorm(Game *game);
int  game_festivalNotes(const Game *game, char lines[][128], int max);
const char *game_festivalTask(const Game *game);

void game_callHelp(Game *game);
void game_callOver(Game *game);
Object *game_personInFront(const Game *game);
void game_talk(Game *game, const Input *input, float dt);
void game_climb(Game *game, const Input *in, float dt);
void game_climbLadder(Game *game, const Input *in, float dt);
void game_holdHose(Game *game);
void game_handleActions(Game *game, const Input *input);
void game_dev(Game *game, const Input *input);
/* The story: hours on the ground counted, the crew turning up when they're due (game_story.c). */
void game_story(Game *game, float game_dt);

/* H: everybody stops helping. */
static inline void dismissHelp(Game *game) {
    for (int i = 0; i < game->world.count; i++) {
        Object *o = game->world.objects[i];
        if (o->type == OBJ_HUMAN && Ai_isHelping(o)) Ai_stopHelping(o);
    }
}

/* A short message in the middle of the screen. */
static inline void say(Game *game, const char *text) {
    game->message = text;
    game->message_time = MESSAGE_TIME;
}

/* A short line about what you're dealing with. */
static inline void tell(Game *game, const Object *o) {
    if (!o) return;
    Object_describe(o, game->info, sizeof(game->info));
    game->info_about = o;
    say(game, game->info);
}

/* Adds a hint to the line shown right now. */
static inline void tellMore(Game *game, const char *more) {
    size_t n = game->message == game->info ? strlen(game->info) : 0;
    snprintf(game->info + n, sizeof(game->info) - n, "%s%s", n ? " - " : "", more);
    say(game, game->info);
}

/* Someone following the player to be shown something (SHOW_PLACE / SHOW_HOW). */
static inline Object *follower(const Game *game, Showing what) {
    for (int i = 0; i < game->world.count; i++) {
        Object *o = game->world.objects[i];
        if (o->type == OBJ_HUMAN && o->ai.mode == AI_FOLLOW && o->ai.showing == what) return o;
    }
    return NULL;
}

#endif /* GAME_GAME_INTERNAL_H */