-- Database Performance Optimizations for SkyArtShop
-- Run these commands to add indexes and optimize queries

-- Products table indexes
CREATE INDEX IF NOT EXISTS idx_products_isactive ON products(isactive) WHERE isactive = true;
CREATE INDEX IF NOT EXISTS idx_products_isfeatured ON products(isfeatured) WHERE isfeatured = true AND isactive = true;
CREATE INDEX IF NOT EXISTS idx_products_slug ON products(slug) WHERE isactive = true;
CREATE INDEX IF NOT EXISTS idx_products_category ON products(category) WHERE isactive = true;
CREATE INDEX IF NOT EXISTS idx_products_createdat ON products(createdat DESC) WHERE isactive = true;
CREATE INDEX IF NOT EXISTS idx_products_composite ON products(isactive, isfeatured, createdat DESC);

-- Product images indexes
CREATE INDEX IF NOT EXISTS idx_product_images_product_id ON product_images(product_id);
CREATE INDEX IF NOT EXISTS idx_product_images_is_primary ON product_images(product_id, is_primary) WHERE is_primary = true;
CREATE INDEX IF NOT EXISTS idx_product_images_display_order ON product_images(product_id, display_order, created_at);

-- Blog posts indexes
CREATE INDEX IF NOT EXISTS idx_blogposts_ispublished ON blogposts(ispublished) WHERE ispublished = true;
CREATE INDEX IF NOT EXISTS idx_blogposts_slug ON blogposts(slug) WHERE ispublished = true;
CREATE INDEX IF NOT EXISTS idx_blogposts_createdat ON blogposts(createdat DESC) WHERE ispublished = true;

-- Portfolio projects indexes
CREATE INDEX IF NOT EXISTS idx_portfolio_isactive ON portfolioprojects(isactive) WHERE isactive = true;
CREATE INDEX IF NOT EXISTS idx_portfolio_display ON portfolioprojects(displayorder ASC, createdat DESC) WHERE isactive = true;

-- Pages indexes
CREATE INDEX IF NOT EXISTS idx_pages_slug ON pages(slug) WHERE isactive = true;
CREATE INDEX IF NOT EXISTS idx_pages_isactive ON pages(isactive) WHERE isactive = true;

-- Homepage sections indexes
CREATE INDEX IF NOT EXISTS idx_homepagesections_display ON homepagesections(displayorder ASC);

-- Team members indexes
CREATE INDEX IF NOT EXISTS idx_team_members_display ON team_members(display_order ASC, created_at DESC);

-- Session table optimization (if using pg-session)
CREATE INDEX IF NOT EXISTS idx_session_expire ON session(expire);

-- Analyze tables to update statistics
ANALYZE products;
ANALYZE product_images;
ANALYZE blogposts;
ANALYZE portfolioprojects;
ANALYZE pages;
ANALYZE homepagesections;
ANALYZE team_members;

-- Add comments for documentation
COMMENT ON INDEX idx_products_isactive IS 'Optimizes filtering active products';
COMMENT ON INDEX idx_products_isfeatured IS 'Optimizes featured products query';
COMMENT ON INDEX idx_products_slug IS 'Optimizes product lookup by slug';
COMMENT ON INDEX idx_products_composite IS 'Composite index for common query patterns';