-- Extension 3: Family Calendar
-- Multi-person family scheduling (single-user, no RLS)

CREATE TABLE IF NOT EXISTS family_members (
    id           UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    name         TEXT NOT NULL,
    relationship TEXT,
    birth_date   DATE,
    notes        TEXT,
    created_at   TIMESTAMPTZ NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS activities (
    id               UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    family_member_id UUID REFERENCES family_members(id) ON DELETE SET NULL,
    title            TEXT NOT NULL,
    activity_type    TEXT,
    day_of_week      TEXT,
    start_time       TIME,
    end_time         TIME,
    start_date       DATE,
    end_date         DATE,
    location         TEXT,
    notes            TEXT,
    created_at       TIMESTAMPTZ NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS important_dates (
    id                   UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    family_member_id     UUID REFERENCES family_members(id) ON DELETE SET NULL,
    title                TEXT NOT NULL,
    date_value           DATE NOT NULL,
    recurring_yearly     BOOLEAN NOT NULL DEFAULT false,
    reminder_days_before INTEGER NOT NULL DEFAULT 7,
    notes                TEXT,
    created_at           TIMESTAMPTZ NOT NULL DEFAULT now()
);

CREATE INDEX IF NOT EXISTS idx_activities_dow       ON activities(day_of_week);
CREATE INDEX IF NOT EXISTS idx_activities_member    ON activities(family_member_id);
CREATE INDEX IF NOT EXISTS idx_activities_dates     ON activities(start_date, end_date);
CREATE INDEX IF NOT EXISTS idx_important_dates_date ON important_dates(date_value);