Compass/backend/supabase/private_user_message_channel_members.sql

CREATE TABLE IF NOT EXISTS private_user_message_channel_members (
    channel_id BIGINT NOT NULL,
    created_time TIMESTAMPTZ DEFAULT now() NOT NULL,
    id BIGINT GENERATED ALWAYS AS IDENTITY NOT NULL,
    notify_after_time TIMESTAMPTZ DEFAULT now() NOT NULL,
    role TEXT DEFAULT 'member'::TEXT NOT NULL,
    status TEXT DEFAULT 'proposed'::TEXT NOT NULL,
    user_id TEXT NOT NULL,
    CONSTRAINT private_user_message_channel_members_pkey PRIMARY KEY (id)
    );

-- Foreign Keys
DO $$
BEGIN
    IF NOT EXISTS (
        SELECT 1
        FROM pg_constraint
        WHERE conname = 'channel_id_fkey'
          AND conrelid = 'private_user_message_channel_members'::regclass
    ) THEN
        ALTER TABLE private_user_message_channel_members
            ADD CONSTRAINT channel_id_fkey
                FOREIGN KEY (channel_id)
                    REFERENCES private_user_message_channels (id)
                    ON UPDATE CASCADE ON DELETE CASCADE;
    END IF;
END$$;

-- Row Level Security
ALTER TABLE private_user_message_channel_members ENABLE ROW LEVEL SECURITY;

-- Indexes
DROP INDEX IF EXISTS pumcm_members_idx;
CREATE INDEX pumcm_members_idx
    ON public.private_user_message_channel_members
    USING btree (channel_id, user_id);

DROP INDEX IF EXISTS unique_user_channel;
CREATE UNIQUE INDEX unique_user_channel
    ON public.private_user_message_channel_members
    USING btree (channel_id, user_id);