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-- +goose Up
CREATE TABLE messages (
id INTEGER PRIMARY KEY,
sender_id INT NOT NULL REFERENCES users (id),
content TEXT NOT NULL,
edited BOOLEAN NOT NULL CHECK (edited IN (false, true)) DEFAULT false,
frequency_id INT REFERENCES frequencies (id) ON DELETE CASCADE,
receiver_id INT REFERENCES users (id),
CHECK (
(frequency_id IS NOT NULL AND receiver_id IS NULL) OR
(frequency_id IS NULL AND receiver_id IS NOT NULL)
)
);
CREATE TABLE users (
id INTEGER PRIMARY KEY,
name TEXT NOT NULL,
public_key BLOB NOT NULL UNIQUE,
description TEXT NOT NULL DEFAULT '',
is_public_dm BOOLEAN NOT NULL CHECK (is_public_dm IN (false, true)) DEFAULT true,
is_deleted BOOLEAN NOT NULL CHECK (is_deleted IN (false, true)) DEFAULT false
);
CREATE TABLE networks (
id INTEGER PRIMARY KEY,
owner_id INT NOT NULL REFERENCES users (id),
name TEXT NOT NULL,
icon TEXT NOT NULL,
bg_hex_color TEXT NOT NULL,
fg_hex_color TEXT NOT NULL,
is_public BOOLEAN NOT NULL CHECK (is_public IN (false, true))
);
CREATE TABLE frequencies (
id INTEGER PRIMARY KEY,
network_id INT NOT NULL REFERENCES networks (id) ON DELETE CASCADE,
name TEXT NOT NULL,
hex_color TEXT,
perms INT NOT NULL CHECK (perms IN (0, 1, 2)),
-- 0 no access | 1 read | 2 read & write
position INT NOT NULL
);
CREATE TABLE users_networks (
user_id INT NOT NULL REFERENCES users (id),
network_id INT NOT NULL REFERENCES networks (id) ON DELETE CASCADE,
joined_at TEXT NOT NULL DEFAULT current_timestamp,
is_member BOOLEAN NOT NULL CHECK (is_member IN (false, true)) DEFAULT true,
is_admin BOOLEAN NOT NULL CHECK (is_admin IN (false, true)) DEFAULT false,
is_muted BOOLEAN NOT NULL CHECK (is_muted IN (false, true)) DEFAULT false,
is_banned BOOLEAN NOT NULL CHECK (is_banned IN (false, true)) DEFAULT false,
ban_reason TEXT,
PRIMARY KEY (user_id, network_id)
);
CREATE TABLE user_trusted_users (
truster_user_id INT NOT NULL REFERENCES users (id),
trusted_user_id INT NOT NULL REFERENCES users (id),
trusted_public_key BLOB NOT NULL,
PRIMARY KEY (truster_user_id, trusted_user_id)
);
CREATE TABLE user_blocked_users (
blocker_user_id INT NOT NULL REFERENCES users (id),
blocked_user_id INT NOT NULL REFERENCES users (id),
PRIMARY KEY (blocker_user_id, blocked_user_id)
);
CREATE INDEX idx_network_name ON networks (name) WHERE is_public = true;
CREATE INDEX idx_frequency_network ON frequencies (network_id);
CREATE INDEX idx_blocked_by_user ON user_blocked_users (blocker_user_id);
CREATE INDEX idx_banned_by_network ON users_networks (network_id) WHERE is_banned = true;
CREATE INDEX idx_direct_messages ON messages (sender_id, receiver_id);
CREATE INDEX idx_frequency_messages ON messages (frequency_id);
-- +goose StatementBegin
CREATE TRIGGER on_user_delete
AFTER UPDATE OF is_deleted ON users
WHEN NEW.is_deleted = true
BEGIN
DELETE FROM networks WHERE owner_id = NEW.id;
DELETE FROM users_networks WHERE user_id = NEW.id;
DELETE FROM user_blocked_users WHERE blocker_user_id = NEW.id OR blocked_user_id = NEW.id;
DELETE FROM user_trusted_users WHERE truster_user_id = NEW.id OR trusted_user_id = NEW.id;
DELETE FROM network_banned_users WHERE banned_user_id = NEW.id;
END
-- +goose StatementEnd
-- +goose StatementBegin
CREATE TRIGGER on_frequency_delete
AFTER DELETE ON frequencies
BEGIN
UPDATE frequencies SET
position = position - 1
WHERE network_id = OLD.network_id AND position > OLD.position;
END
-- +goose StatementEnd
-- +goose Down
DROP TABLE messages;
DROP TABLE users;
DROP TABLE networks;
DROP TABLE frequencies;
DROP TABLE users_networks;
DROP TABLE user_trusted_users;
DROP TABLE user_blocked_users;
DROP TABLE network_banned_users;
DROP INDEX idx_network_name;
DROP INDEX idx_frequency_network;
DROP INDEX idx_blocked_by_user;
DROP INDEX idx_banned_by_network;
DROP INDEX idx_direct_messages;
DROP INDEX idx_frequency_messages;
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