mrleo1nid
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53 lines
2.4 KiB
SQL
53 lines
2.4 KiB
SQL
-- +goose Up
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CREATE TABLE friendships (
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low_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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high_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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sender_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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accepted boolean NOT NULL DEFAULT false,
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created_at timestamptz NOT NULL DEFAULT now(),
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PRIMARY KEY(low_id,high_id),
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CHECK(low_id < high_id),
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CHECK(sender_id IN (low_id,high_id))
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);
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CREATE INDEX friendships_high_idx ON friendships(high_id);
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CREATE TABLE social_blocks (
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user_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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peer_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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PRIMARY KEY(user_id,peer_id), CHECK(user_id <> peer_id)
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);
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CREATE TABLE direct_messages (
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seq bigserial PRIMARY KEY,
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id uuid NOT NULL UNIQUE,
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sender_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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recipient_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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text text NOT NULL DEFAULT '',
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attachment_kind text NOT NULL DEFAULT 'none' CHECK(attachment_kind IN ('none','track','playlist')),
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attachment_id uuid,
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created_at timestamptz NOT NULL DEFAULT now(),
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read_at timestamptz,
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CHECK(sender_id <> recipient_id),
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CHECK(length(text) <= 4000),
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CHECK((attachment_kind='none' AND attachment_id IS NULL AND length(trim(text))>0)
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OR (attachment_kind<>'none' AND attachment_id IS NOT NULL))
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);
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CREATE INDEX direct_messages_pair_idx ON direct_messages(LEAST(sender_id,recipient_id),GREATEST(sender_id,recipient_id),seq DESC);
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CREATE INDEX direct_messages_unread_idx ON direct_messages(recipient_id,sender_id,seq) WHERE read_at IS NULL;
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CREATE INDEX direct_messages_sender_time_idx ON direct_messages(sender_id,created_at DESC);
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CREATE TABLE social_notifications (
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id uuid PRIMARY KEY,
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user_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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actor_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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kind text NOT NULL CHECK(kind IN ('friend_request','friend_accepted','message','music')),
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message_seq bigint REFERENCES direct_messages(seq) ON DELETE CASCADE,
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created_at timestamptz NOT NULL DEFAULT now(),
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read_at timestamptz
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);
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CREATE INDEX social_notifications_user_idx ON social_notifications(user_id,created_at DESC);
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CREATE INDEX social_notifications_request_rate_idx ON social_notifications(actor_id,created_at DESC) WHERE kind='friend_request';
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-- +goose Down
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DROP TABLE social_notifications;
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DROP TABLE direct_messages;
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DROP TABLE social_blocks;
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DROP TABLE friendships;
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