-- ===================================== 
--	Nom de la base 	 : owlps_db
--	Date de création : 25/06/09
-- =====================================

create table ap
(
	id_ap		serial		not null	unique,
	ap_addr		varchar(20)	not null,
	x		float			,
	y		float			,
	z		float			,
	friis_index	float			,
	freq		bigint			,
	antenna_gain	float			,
	output_power	float			,
	primary key (id_ap, ap_addr)
);

create table mobile
(
	id_mobile	serial		not null	unique,
	mobile_addr	varchar(20)	not null,
	ip_mobile	varchar(20)		,
	antenna_gain	float			,
	last_connect	numeric(30)		,
	primary key (id_mobile, mobile_addr)
);

create table building
(
	id_building	serial		not null,
	building_name	varchar(50)		,
	address		varchar(100)		,
	postal_code	varchar(10)		,
	city		varchar(20)		,
	primary key (id_building)
);
	

create table area
(
	id_area		serial		not null,
	name_area	varchar(40)		,
	x_min		float			,
	y_min		float			,
	z_min		float			,
	x_max		float			,
	y_max		float			,
	z_max		float			,
	id_building	integer		references 	building,
	primary key (id_area)
);

create table waypoint
(
	x		float			,
	y		float			,
	z		float			,
	id_building	integer		references	building,
	primary key (x,y,z)
);


create table ref_point
(
	id_ref_point 	serial		not null,
	x		float			,
	y		float			,
	z		float			,
	direction	char(1)			,
	primary key (id_ref_point)
);

create table request
(
	id_request	serial		not null,
	mobile_time	numeric(30)		,
	id_mobile	integer		references	mobile(id_mobile),
	primary key (id_request)
);

create table ref_request
(
	id_ref_request	serial		not null,
	mobile_time	numeric(30)		,
	id_mobile	integer		references	mobile(id_mobile),
	id_ref_point	integer		references	ref_point ON DELETE CASCADE,
	primary key (id_ref_request)
);

create table packet
(
	id_packet	serial		not null,
	ap_time		numeric(30)		,
	power		integer			,
	id_ap		integer		references	ap(id_ap),
	id_request	integer		references	request,
	primary key (id_packet)
);

create table ref_packet
(
	id_ref_packet	serial		not null,
	ap_time		numeric(30)		,
	power		integer			,
	id_ap		integer		references	ap(id_ap) ,
	id_ref_request	integer		references	ref_request ON DELETE CASCADE,
	primary key (id_ref_packet)
);

create table result
(
	id_result	serial		not null,
	x		float			,
	y		float			,
	z		float			,
	direction	char(1) 		,
	calcul_date	numeric(30)		,
	using_algo	varchar(30)		,
	id_request	integer		references	request,
	primary key (id_result)
);