-- =============================================================
-- SEO SLUG MIGRATION SCRIPT
-- Run this directly in your PostgreSQL database
-- =============================================================

-- First, let's see how many listings need slugs
SELECT 'Businesses without slugs: ' || COUNT(*) FROM businesses_json 
WHERE data->>'slug' IS NULL OR data->>'slug' = '';

SELECT 'Commercial properties without slugs: ' || COUNT(*) FROM commercials_json 
WHERE data->>'slug' IS NULL OR data->>'slug' = '';

-- =============================================================
-- UPDATE BUSINESS LISTINGS WITH SEO SLUGS
-- Format: title-city-state-shortid (e.g., restaurant-austin-tx-a3f7b2c1)
-- =============================================================

UPDATE businesses_json
SET data = jsonb_set(
    data::jsonb,
    '{slug}',
    to_jsonb(
        LOWER(
            REGEXP_REPLACE(
                REGEXP_REPLACE(
                    CONCAT(
                        -- Title (first 50 chars, cleaned)
                        SUBSTRING(
                            REGEXP_REPLACE(
                                LOWER(COALESCE(data->>'title', '')), 
                                '[^a-z0-9\s-]', '', 'g'
                            ), 1, 50
                        ),
                        '-',
                        -- City or County
                        REGEXP_REPLACE(
                            LOWER(COALESCE(data->'location'->>'name', data->'location'->>'county', '')),
                            '[^a-z0-9\s-]', '', 'g'
                        ),
                        '-',
                        -- State
                        LOWER(COALESCE(data->'location'->>'state', '')),
                        '-',
                        -- First 8 chars of UUID
                        SUBSTRING(id::text, 1, 8)
                    ),
                    '\s+', '-', 'g'  -- Replace spaces with hyphens
                ),
                '-+', '-', 'g'  -- Replace multiple hyphens with single
            )
        )
    )
)
WHERE data->>'slug' IS NULL OR data->>'slug' = '';

-- =============================================================
-- UPDATE COMMERCIAL PROPERTIES WITH SEO SLUGS
-- =============================================================

UPDATE commercials_json
SET data = jsonb_set(
    data::jsonb,
    '{slug}',
    to_jsonb(
        LOWER(
            REGEXP_REPLACE(
                REGEXP_REPLACE(
                    CONCAT(
                        -- Title (first 50 chars, cleaned)
                        SUBSTRING(
                            REGEXP_REPLACE(
                                LOWER(COALESCE(data->>'title', '')), 
                                '[^a-z0-9\s-]', '', 'g'
                            ), 1, 50
                        ),
                        '-',
                        -- City or County
                        REGEXP_REPLACE(
                            LOWER(COALESCE(data->'location'->>'name', data->'location'->>'county', '')),
                            '[^a-z0-9\s-]', '', 'g'
                        ),
                        '-',
                        -- State
                        LOWER(COALESCE(data->'location'->>'state', '')),
                        '-',
                        -- First 8 chars of UUID
                        SUBSTRING(id::text, 1, 8)
                    ),
                    '\s+', '-', 'g'  -- Replace spaces with hyphens
                ),
                '-+', '-', 'g'  -- Replace multiple hyphens with single
            )
        )
    )
)
WHERE data->>'slug' IS NULL OR data->>'slug' = '';

-- =============================================================
-- VERIFY THE RESULTS
-- =============================================================

SELECT 'Migration complete! Checking results...' AS status;

-- Show sample of updated slugs
SELECT 
    id,
    data->>'title' AS title,
    data->>'slug' AS slug
FROM businesses_json 
LIMIT 5;

SELECT 
    id,
    data->>'title' AS title,
    data->>'slug' AS slug
FROM commercials_json 
LIMIT 5;