#include <assert.h>
#include <stdio.h>
#include "engine.h"
#include "objids.h"

#define BGWIDTH 1280
#define BGHEIGHT 800

extern const char _binary_sprite_lobby_raw_start[];
extern const char _binary_sprite_managers_office_raw_start[];
extern const char _binary_sprite_managers_office_safe_raw_start[];
extern const char _binary_sprite_basement_raw_start[];

extern const char _binary_sprite_stickman_raw_start[];

extern struct navmesh navmesh_lobby;
extern struct navmesh navmesh_managers_office;
extern struct navmesh navmesh_basement;
extern struct level_predef_data predef_basement, predef_lobby, predef_managers_office;

static void create_player(int x, int y) {
	const int WIDTH=51, HEIGHT=111;
	scene_add_object(OBJID_PLAYER, x-WIDTH/2, y-HEIGHT, WIDTH, HEIGHT, _binary_sprite_stickman_raw_start);
}

void scene_setup(int scene, int fromscene) {
	switch(scene) {
	case SCENE_LOBBY:
		scene_add_object(OBJID_BACKGROUND, 0, 0, BGWIDTH, BGHEIGHT, _binary_sprite_lobby_raw_start);
		scene_load_predef(&predef_lobby);
		switch(fromscene) {
		case SCENE_MANAGERS_OFFICE:
			create_player(256, 445);
			break;
		default:
			create_player(424, 675);
			break;
		}
		top_scene.navmesh = &navmesh_lobby;
		push_scene_textbox("Welcome\n\nto\n\ntestgame");
		break;
	case SCENE_MANAGERS_OFFICE:
		scene_add_object(OBJID_BACKGROUND, 0, 0, BGWIDTH, BGHEIGHT, _binary_sprite_managers_office_raw_start);
		scene_load_predef(&predef_managers_office);
		switch(fromscene) {
		case SCENE_LOBBY:
			create_player(804, 708);
			break;
		case SCENE_BASEMENT:
			create_player(408, 559);
			break;
		default:
			create_player(424, 675);
			break;
		}
		top_scene.navmesh = &navmesh_managers_office;
		break;
	case SCENE_MANAGERS_OFFICE_SAFE:
		scene_add_object(OBJID_BACKGROUND, 248, 0, 787, BGHEIGHT, _binary_sprite_managers_office_safe_raw_start);
		scene_add_object(OBJID_CLOSE_MODAL, 0, 0, 248, 800, nullptr);
		scene_add_object(OBJID_CLOSE_MODAL, 1035, 0, 1280-1035, 800, nullptr);
		break;
	case SCENE_BASEMENT:
		scene_add_object(OBJID_BACKGROUND, 0, 0, BGWIDTH, BGHEIGHT, _binary_sprite_basement_raw_start);
		scene_load_predef(&predef_basement);
		switch(fromscene) {
		case SCENE_MANAGERS_OFFICE:
			create_player(435, 404);
			break;
		default:
			create_player(424, 675);
			break;
		}
		top_scene.navmesh = &navmesh_basement;
		break;
	}
}

static void transition_scene_on_walk_finish(struct script *scr, int wakeupMode, int arg1, int arg2, int arg3, int arg4) {
	scr->id = 0;
	if(wakeupMode == SCRIPT_WAKEUP_OTHER_SCRIPT) {
		if(scr->vars[0] == SCENE_MANAGERS_OFFICE_SAFE) {
			push_scene(scr->vars[0]);
		} else {
			replace_scene(scr->vars[0]);
		}
	}
	else
		assert(wakeupMode == SCRIPT_WAKEUP_OTHER_SCRIPT_INTERRUPTED);
}

static void start_player_walk_to_point_then_transition_scene(int x, int y, int scene) {
	start_player_walk_to_point(x, y);

	struct script *scr = scene_add_script(OBJID_PLAYER_WALK_TO_DOOR_SCRIPT, true);
	scr->wakeupMode = SCRIPT_WAKEUP_OTHER_SCRIPT;
	scr->wakeupArg1 = OBJID_PLAYER_WALK_SCRIPT;
	scr->wakeupFn = transition_scene_on_walk_finish;
	scr->vars[0] = scene;
}

static void do_popcorn_on_walk_finish(struct script *scr, int wakeupMode, int arg1, int arg2, int arg3, int arg4) {
	scr->id = 0;
	if(wakeupMode == SCRIPT_WAKEUP_OTHER_SCRIPT) {
		push_scene_textbox("You got popcorn.");
	}
	else
		assert(wakeupMode == SCRIPT_WAKEUP_OTHER_SCRIPT_INTERRUPTED);
}

static void start_player_walk_to_point_then_do_popcorn(int x, int y) {
	start_player_walk_to_point(x, y);

	struct script *scr = scene_add_script(OBJID_PLAYER_WALK_TO_DOOR_SCRIPT, true);
	scr->wakeupMode = SCRIPT_WAKEUP_OTHER_SCRIPT;
	scr->wakeupArg1 = OBJID_PLAYER_WALK_SCRIPT;
	scr->wakeupFn = do_popcorn_on_walk_finish;
}

void onclick(int curscene, struct object *obj) {
	if(obj->id == OBJID_CLOSE_MODAL) {
		pop_scene();
		return;
	}

	switch(curscene) {
	case SCENE_LOBBY:
		switch(obj->id) {
		case OBJID_DOOR_TO_MANAGERS_OFFICE_FROM_LOBBY:
			start_player_walk_to_point_then_transition_scene(312, 441, SCENE_MANAGERS_OFFICE);
			return;
		}
		break;
	case SCENE_MANAGERS_OFFICE:
		switch(obj->id) {
		case OBJID_DOOR_TO_LOBBY_FROM_MANAGERS_OFFICE:
			start_player_walk_to_point_then_transition_scene(815, 713, SCENE_LOBBY);
			return;
		case OBJID_MANAGERS_OFFICE_SAFE:
			start_player_walk_to_point_then_transition_scene(895, 497, SCENE_MANAGERS_OFFICE_SAFE);
			return;
		case OBJID_MANAGERS_OFFICE_TRAPDOOR:
			start_player_walk_to_point_then_transition_scene(408, 559, SCENE_BASEMENT);
			return;
		}
		break;
	case SCENE_BASEMENT:
		switch(obj->id) {
		case OBJID_BASEMENT_LADDER:
			start_player_walk_to_point_then_transition_scene(438, 402, SCENE_MANAGERS_OFFICE);
			return;
		case OBJID_POPCORN_BARREL:
			start_player_walk_to_point_then_do_popcorn(obj->x + obj->width/2, obj->y + obj->height);
			return;
		}
		break;
	}
}