Do not return solution during contests

[gruntmaster-data.git] / db.sql

CREATE TABLE users (
	id         TEXT    PRIMARY KEY,
	passphrase TEXT,   -- NOT NULL,
	admin      BOOLEAN NOT NULL DEFAULT FALSE,
	name       TEXT,  -- NOT NULL,
	email      TEXT,  -- NOT NULL,
	phone      TEXT,  -- NOT NULL,
	town       TEXT,  -- NOT NULL,
	university TEXT,  -- NOT NULL,
	level      TEXT,  -- NOT NULL,
	country    TEXT,
	lastjob    BIGINT,
	since      BIGINT DEFAULT CAST(EXTRACT(epoch from now()) AS bigint)
);

CREATE TABLE contests (
	id          TEXT PRIMARY KEY,
	name        TEXT NOT NULL,
	editorial   TEXT,
	description TEXT,
	start       INT  NOT NULL,
	stop        INT  NOT NULL,
	owner       TEXT NOT NULL REFERENCES users ON DELETE CASCADE,
	CONSTRAINT  positive_duration CHECK (stop > start)
);

CREATE TABLE contest_status (
	contest TEXT NOT NULL REFERENCES contests ON DELETE CASCADE,
	owner   TEXT NOT NULL REFERENCES users ON DELETE CASCADE,
	score   INT  NOT NULL,
	rank    INT  NOT NULL,

	PRIMARY KEY (owner, contest)
);

CREATE TABLE problems (
	id        TEXT      PRIMARY KEY,
	author    TEXT,
	writer    TEXT,
	generator TEXT    NOT NULL,
	judge     TEXT    NOT NULL,
	level     TEXT    NOT NULL,
	name      TEXT    NOT NULL,
	olimit    INT,
	owner     TEXT    NOT NULL REFERENCES users ON DELETE CASCADE,
	private   BOOLEAN NOT NULL DEFAULT FALSE,
	runner    TEXT    NOT NULL,
	solution  TEXT ,
	statement TEXT    NOT NULL,
	testcnt   INT     NOT NULL,
	precnt    INT,
	tests     TEXT,
	timeout   REAL    NOT NULL,
	value     INT     NOT NULL,
	genformat TEXT,
	gensource TEXT,
	verformat TEXT,
	versource TEXT
);

CREATE TABLE contest_problems (
	contest TEXT REFERENCES contests ON DELETE CASCADE,
	problem TEXT NOT NULL REFERENCES problems ON DELETE CASCADE,
	PRIMARY KEY (contest, problem)
);

CREATE TABLE jobs (
	id          SERIAL  PRIMARY KEY,
	contest     TEXT    REFERENCES contests ON DELETE CASCADE,
	daemon      TEXT,
	date        BIGINT  NOT NULL,
	errors      TEXT,
	extension   TEXT    NOT NULL,
	format      TEXT    NOT NULL,
	private     BOOLEAN NOT NULL DEFAULT FALSE,
	problem     TEXT    NOT NULL REFERENCES problems ON DELETE CASCADE,
	reference   INT,
	result      INT,
	result_text TEXT,
	results     TEXT,
	source      TEXT    NOT NULL,
	owner       TEXT    NOT NULL REFERENCES users ON DELETE CASCADE
);

CREATE TABLE problem_status (
	problem TEXT    NOT NULL REFERENCES problems ON DELETE CASCADE,
	owner   TEXT    NOT NULL REFERENCES users ON DELETE CASCADE,
	job     SERIAL  NOT NULL REFERENCES jobs ON DELETE CASCADE,
	solved  BOOLEAN NOT NULL DEFAULT FALSE,

	PRIMARY KEY (owner, problem)
);

CREATE TABLE opens (
	contest TEXT   NOT NULL REFERENCES contests ON DELETE CASCADE,
	problem TEXT   NOT NULL REFERENCES problems ON DELETE CASCADE,
	owner   TEXT   NOT NULL REFERENCES users ON DELETE CASCADE,
	time    BIGINT NOT NULL,
	PRIMARY KEY (contest, problem, owner)
);

CREATE TABLE limits (
	problem TEXT NOT NULL REFERENCES problems ON DELETE CASCADE,
	format  TEXT NOT NULL,
	timeout REAL NOT NULL,
	PRIMARY KEY (problem, format)
);

CREATE TABLE table_comments (
	table_name   TEXT NOT NULL PRIMARY KEY,
	comment_text TEXT NOT NULL
);

CREATE TABLE column_comments (
	table_name   TEXT NOT NULL,
	column_name  TEXT NOT NULL,
	comment_text TEXT NOT NULL,
	PRIMARY KEY (table_name, column_name)
);

INSERT INTO table_comments VALUES ('users',   'List of users');
INSERT INTO table_comments VALUES ('contests',   'List of contests');
INSERT INTO table_comments VALUES ('contest_status',   'List of (contest, user, result)');
INSERT INTO table_comments VALUES ('problems',   'List of problems');
INSERT INTO table_comments VALUES ('contest_problems', 'Many-to-many bridge between contests and problems');
INSERT INTO table_comments VALUES ('jobs',   'List of jobs');
INSERT INTO table_comments VALUES ('problem_status', 'List of (problem, user, result)');
INSERT INTO table_comments VALUES ('opens', 'List of (contest, problem, user, time when user opened problem)');
INSERT INTO table_comments VALUES ('limits', 'Time limit overrides for certain problem/format pairs');

INSERT INTO column_comments VALUES ('users', 'passphrase', 'RFC2307-encoded passphrase');
INSERT INTO column_comments VALUES ('users', 'name', 'Full name of user');
INSERT INTO column_comments VALUES ('users', 'level', 'Highschool, Undergraduate, Master, Doctorate or Other');
INSERT INTO column_comments VALUES ('users', 'lastjob', 'Unix time when this user last submitted a job');
INSERT INTO column_comments VALUES ('users', 'since', 'Unix time when this user was created');

INSERT INTO column_comments VALUES ('contests', 'start', 'Unix time when contest starts');
INSERT INTO column_comments VALUES ('contests', 'stop', 'Unix time when contest ends');
INSERT INTO column_comments VALUES ('contests', 'editorial', 'HTML fragment placed before the editorial');
INSERT INTO column_comments VALUES ('contests', 'description', 'HTML fragment placed on contest page');

INSERT INTO column_comments VALUES ('problems', 'author', 'Full name(s) of problem author(s)/problemsetter(s)/tester(s)/etc');
INSERT INTO column_comments VALUES ('problems', 'writer', 'Full name(s) of statement writer(s) (DEPRECATED)');
INSERT INTO column_comments VALUES ('problems', 'generator', 'Generator class, without the leading Gruntmaster::Daemon::Generator::');
INSERT INTO column_comments VALUES ('problems', 'runner', 'Runner class, without the leading Gruntmaster::Daemon::Runner::');
INSERT INTO column_comments VALUES ('problems', 'judge', 'Judge class, without the leading Gruntmaster::Daemon::Judge::');
INSERT INTO column_comments VALUES ('problems', 'level', 'Problem level, one of beginner, easy, medium, hard');
INSERT INTO column_comments VALUES ('problems', 'olimit', 'Output limit (in bytes)');
INSERT INTO column_comments VALUES ('problems', 'timeout', 'Time limit (in seconds)');
INSERT INTO column_comments VALUES ('problems', 'solution', 'Solution (HTML)');
INSERT INTO column_comments VALUES ('problems', 'statement', 'Statement (HTML)');
INSERT INTO column_comments VALUES ('problems', 'testcnt', 'Number of tests');
INSERT INTO column_comments VALUES ('problems', 'precnt', 'Number of pretests. NULL indicates full feedback.');
INSERT INTO column_comments VALUES ('problems', 'tests', 'JSON array of test values for ::Runner::File');
INSERT INTO column_comments VALUES ('problems', 'value', 'Problem value when used in a contest.');
INSERT INTO column_comments VALUES ('problems', 'genformat', 'Format (programming language) of the generator if using the Run generator');
INSERT INTO column_comments VALUES ('problems', 'gensource', 'Source code of generator if using the Run generator');
INSERT INTO column_comments VALUES ('problems', 'verformat', 'Format (programming language) of the verifier if using the Verifier runner');
INSERT INTO column_comments VALUES ('problems', 'versource', 'Source code of verifier if using the Verifier runner');

INSERT INTO column_comments VALUES ('jobs', 'daemon', 'hostname:PID of daemon that last executed this job. NULL if never executed');
INSERT INTO column_comments VALUES ('jobs', 'date', 'Unix time when job was submitted');
INSERT INTO column_comments VALUES ('jobs', 'errors', 'Compiler errors');
INSERT INTO column_comments VALUES ('jobs', 'extension', 'File extension of submitted program, without a leading dot');
INSERT INTO column_comments VALUES ('jobs', 'format', 'Format (programming language) of submitted program');
INSERT INTO column_comments VALUES ('jobs', 'reference', 'If not null, this is a reference solution that should get this result. For example, set reference=0 on jobs that should be accepted, reference=3 on jobs that should get TLE, etc');
INSERT INTO column_comments VALUES ('jobs', 'result', 'Job result (integer constant from Gruntmaster::Daemon::Constants)');
INSERT INTO column_comments VALUES ('jobs', 'result_text', 'Job result (human-readable text)');
INSERT INTO column_comments VALUES ('jobs', 'results', 'Per-test results (JSON array of hashes with keys id (test number, counting from 1), result (integer constant from Gruntmaster::Daemon::Constants), result_text (human-readable text), time (execution time in decimal seconds))');

INSERT INTO column_comments VALUES ('problem_status', 'solved', 'True if the result is Accepted, False otherwise');

CREATE OR REPLACE VIEW user_data AS (SELECT
	id,admin,name,town,university,country,level,lastjob
	FROM users
);

CREATE OR REPLACE VIEW user_solved_problems AS (SELECT
	us.id,
	COALESCE(array_agg(ps.problem) FILTER (WHERE ps.problem IS NOT NULL), ARRAY[]::text[]) AS solved
	FROM users us
	LEFT JOIN (SELECT * FROM problem_status WHERE solved = TRUE) ps ON ps.owner=id
	GROUP BY us.id);

CREATE OR REPLACE VIEW user_attempted_problems AS (SELECT
	us.id,
	COALESCE(array_agg(ps.problem) FILTER (WHERE ps.problem IS NOT NULL), ARRAY[]::text[]) AS attempted
	FROM users us
	LEFT JOIN (SELECT * FROM problem_status WHERE solved = FALSE) ps ON ps.owner=id
	GROUP BY us.id);

CREATE OR REPLACE VIEW user_contests AS (SELECT
	us.id,
	COALESCE(array_agg(cs.contest) FILTER (WHERE cs.contest IS NOT NULL), ARRAY[]::text[]) AS contests
	FROM users us
	LEFT JOIN contest_status cs ON cs.owner=id
	GROUP BY us.id);

CREATE OR REPLACE VIEW user_list AS (SELECT
	dt.*,
	COALESCE(array_length(solved, 1), 0) AS solved,
	COALESCE(array_length(attempted, 1), 0) AS attempted,
	COALESCE(array_length(contests, 1), 0) AS contests
	FROM user_data dt
	JOIN user_contests ct USING (id)
	JOIN user_solved_problems sp USING (id)
	JOIN user_attempted_problems ap USING (id)
	ORDER BY solved DESC, attempted DESC, id);

CREATE OR REPLACE VIEW contest_entry AS (SELECT
	id,name,description,editorial,start,stop,owner,
	(EXTRACT(epoch from NOW()) >= start) AS started,
	(EXTRACT(epoch from NOW()) >= stop) AS finished
	FROM contests
	ORDER BY start DESC);

CREATE OR REPLACE VIEW job_entry AS (SELECT
	id,contest,date,errors,extension,format,private,problem,result,result_text,results,owner,
	LENGTH(source) AS size
	FROM jobs
	ORDER BY id DESC);

-- CREATE OR REPLACE FUCNTION source_private(jobid INT) RETURNS BOOLEAN AS $$
-- BEGIN
-- 	private BOOLEAN;
-- 	problem TEXT;
-- 	contest TEXT;

-- 	SELECT private, problem, contest INTO STRICT private, problem, contest FROM jobs WHERE id = jobid;
-- 	IF private THEN
-- 		RETURN TRUE;
-- 	END IF

-- 	IF 
-- END;
-- $$