CREATE EXTENSION IF NOT EXISTS pg_trgm;

CREATE TABLE users (
    id            BIGSERIAL PRIMARY KEY,
    email         VARCHAR(255),
    phone         VARCHAR(20) NOT NULL,
    password_hash VARCHAR(255) NOT NULL,
    name          VARCHAR(100),
    avatar_url    TEXT,
    status        VARCHAR(20) NOT NULL DEFAULT 'active',
    created_at    TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at    TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    deleted_at    TIMESTAMPTZ
);
CREATE UNIQUE INDEX uk_users_email_active ON users(email) WHERE email IS NOT NULL AND deleted_at IS NULL;
CREATE UNIQUE INDEX uk_users_phone_active ON users(phone) WHERE deleted_at IS NULL;
CREATE INDEX idx_users_email_trgm_active ON users USING GIN (email gin_trgm_ops) WHERE email IS NOT NULL AND deleted_at IS NULL;
CREATE INDEX idx_users_phone_trgm_active ON users USING GIN (phone gin_trgm_ops) WHERE deleted_at IS NULL;
CREATE INDEX idx_users_name_trgm_active ON users USING GIN (name gin_trgm_ops) WHERE name IS NOT NULL AND deleted_at IS NULL;