DROP TABLE REPAS;
DROP TABLE AMOUR;
DROP TABLE DRAGON;
DROP TABLE NOURRITURE;
DROP TABLE TERRITOIRE;

\! clear

CREATE TABLE TERRITOIRE(
    num_terr char(3) PRIMARY KEY,
    nom varchar(30) UNIQUE,
    longitude numeric NOT NULL CHECK (longitude <= 180 AND longitude >= -180),
    latitude1 numeric NOT NULL CHECK (latitude1 <= 90),
    latitude2 char(1) NOT NULL CHECK (latitude2 ='S' OR latitude2 ='N')
);
CREATE TABLE DRAGON(
    numD char(5) PRIMARY KEY,
    nom varchar(30) UNIQUE,
    longeur numeric NOT NULL CHECK (longeur > 0),
    sexe char(1) NOT NULL CHECK (sexe ='F' OR sexe ='M'),
    nb_ecailles numeric CHECK (nb_ecailles > 0),
    date_naissance date,
    en_amour varchar(20) NOT NULL CHECK (en_amour ='macho' AND sexe='M' OR en_amour='timide' OR en_amour='sincere' OR en_amour='volage'),
    crache_feu char(1) CHECK (crache_feu ='O' OR crache_feu ='N'),
    num_terr char(4) REFERENCES TERRITOIRE
    
);

CREATE TABLE NOURRITURE(
    numN char(5)PRIMARY KEY,
    nom varchar(30) UNIQUE,
    calories numeric NOT NULL CHECK (calories >0)

);
CREATE TABLE AMOUR (
    force varchar(20) CHECK (force='un peu' OR force='beaucoup' OR force='passionnement' OR force='a la folie'),
    numDragon1 char(5) REFERENCES DRAGON,
    numDragon2 char(5) REFERENCES DRAGON,
    PRIMARY KEY (numDragon1,numDragon2)
    

);

CREATE TABLE REPAS(
    qte  numeric NOT NULL CHECK (qte >0),
    date_repas date,
    numD char(5) REFERENCES DRAGON,
    numN char(5) REFERENCES NOURRITURE,
    PRIMARY KEY (numD,numN)
);

INSERT INTO TERRITOIRE VALUES ('T01','terres_brulees',92,42,'S');
INSERT INTO TERRITOIRE VALUES ('T02','terre_des_fleurs',98,48,'S');
INSERT INTO TERRITOIRE VALUES ('T03','terre_des_neiges',100,8,'N');


INSERT INTO DRAGON VALUES ('D0001','Smeagol',152,'M',1857,'14/06/1985','macho','O','T02');
INSERT INTO DRAGON VALUES ('D0002','Birdurh',258,'M',4787,'05/05/1989','timide','N','T01');
INSERT INTO DRAGON VALUES ('D0003','Negueth',128,'M',1587,'08/09/2018','sincere','O','T02');
INSERT INTO DRAGON VALUES ('D0004','Miss Toc',183,'M',2781,'04/07/2020','volage',NULL,'T01');
INSERT INTO DRAGON VALUES ('D0005','Bolong',213,'M',754,'06/05/2010','macho','N','T01');
INSERT INTO DRAGON VALUES ('D0006','Miloch',83,'M',718,'29/04/2015','timide','O','T02');
INSERT INTO DRAGON VALUES ('D0007','Nessie',168,'M',1721,'12/12/2000','macho','O','T02');
INSERT INTO DRAGON VALUES ('D0008','Tarak',123,'F',851,'15/04/2009','timide','N','T01');
INSERT INTO DRAGON VALUES ('D0009','Solong',173,'M',1481,'04/08/2021','timide',NULL,'T01');


INSERT INTO NOURRITURE VALUES ('P0001','pomme',7);
INSERT INTO NOURRITURE VALUES ('P0002','cacahuete',10);
INSERT INTO NOURRITURE VALUES ('P0003','orange',25);
INSERT INTO NOURRITURE VALUES ('P0004','oeuf',15);
INSERT INTO NOURRITURE VALUES ('P0005','ver',3);
INSERT INTO NOURRITURE VALUES ('P0006','poisson',35);

INSERT INTO AMOUR VALUES ('passionnement','D0001','D0008');
INSERT INTO AMOUR VALUES ('beaucoup','D0002','D0003');
INSERT INTO AMOUR VALUES ('a la folie','D0003','D0006');
INSERT INTO AMOUR VALUES ('a la folie','D0006','D0003');
INSERT INTO AMOUR VALUES ('un peu','D0008','D0005');
INSERT INTO AMOUR VALUES ('beaucoup','D0005','D0008');
INSERT INTO AMOUR VALUES ('un peu','D0007','D0008');

INSERT INTO REPAS VALUES (1000,'10/09/2021','D0001','P0002');
INSERT INTO REPAS VALUES (16,'10/09/2021','D0001','P0001');
INSERT INTO REPAS VALUES (4,'11/09/2021','D0005','P0004');
INSERT INTO REPAS VALUES (6,'10/03/2021','D0003','P0003');
INSERT INTO REPAS VALUES (1,'11/09/2021','D0003','P0004');
INSERT INTO REPAS VALUES (53,'10/09/2021','D0006','P0005');
INSERT INTO REPAS VALUES (100,'11/09/2021','D0006','P0002');
INSERT INTO REPAS VALUES (20,'10/09/2021','D0007','P0006');
INSERT INTO REPAS VALUES (10,'10/09/2021','D0008','P0001');
INSERT INTO REPAS VALUES (10,'11/09/2021','D0008','P0003');
INSERT INTO REPAS VALUES (6,'09/09/2021','D0009','P0004');
INSERT INTO REPAS VALUES (1,'10/09/2021','D0009','P0006');
INSERT INTO REPAS VALUES (2,'11/09/2021','D0009','P0003');

SELECT * FROM TERRITOIRE;
SELECT * FROM DRAGON;
SELECT * FROM NOURRITURE;
SELECT * FROM AMOUR;
SELECT * FROM REPAS;
\d