CREATE EXTENSION IF NOT EXISTS timescaledb CASCADE;

CREATE TABLE IF NOT EXISTS forecast_cache (
    lat NUMERIC(8, 4) NOT NULL,
    lon NUMERIC(8, 4) NOT NULL,
    data JSONB NOT NULL,
    fetched_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    PRIMARY KEY (lat, lon)
);

CREATE TABLE IF NOT EXISTS observations_cache (
    lat NUMERIC(8, 4) NOT NULL,
    lon NUMERIC(8, 4) NOT NULL,
    data JSONB NOT NULL,
    fetched_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    PRIMARY KEY (lat, lon)
);

CREATE TABLE IF NOT EXISTS warnings_cache (
    fetched_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    data JSONB NOT NULL
);

CREATE TABLE IF NOT EXISTS geocode_cache (
    query_hash VARCHAR(64) PRIMARY KEY,
    query_text TEXT NOT NULL,
    results JSONB NOT NULL,
    fetched_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS radar_file_meta (
    id SERIAL PRIMARY KEY,
    product VARCHAR(16) NOT NULL,
    filename VARCHAR(255) NOT NULL UNIQUE,
    file_size BIGINT,
    modified_at TIMESTAMPTZ,
    render_status VARCHAR(24) NOT NULL DEFAULT 'pending',
    render_path TEXT,
    render_bounds JSONB,
    render_error TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE INDEX IF NOT EXISTS idx_radar_file_meta_product ON radar_file_meta (product, modified_at DESC);
CREATE INDEX IF NOT EXISTS idx_warnings_cache_fetched ON warnings_cache (fetched_at DESC);

SELECT create_hypertable('warnings_cache', 'fetched_at', if_not_exists => TRUE, migrate_data => TRUE);