mirror of
https://github.com/pacnpal/thrilltrack-explorer.git
synced 2025-12-20 10:31:13 -05:00
109 lines
3.2 KiB
PL/PgSQL
109 lines
3.2 KiB
PL/PgSQL
-- Phase 4: User Lists Refactor - Create relational list items table
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-- Create user_top_list_items table with proper relational structure
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CREATE TABLE IF NOT EXISTS public.user_top_list_items (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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list_id uuid NOT NULL REFERENCES public.user_top_lists(id) ON DELETE CASCADE,
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entity_type text NOT NULL CHECK (entity_type IN ('park', 'ride', 'company')),
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entity_id uuid NOT NULL,
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position integer NOT NULL,
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notes text,
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created_at timestamp with time zone NOT NULL DEFAULT now(),
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updated_at timestamp with time zone NOT NULL DEFAULT now(),
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CONSTRAINT unique_list_position UNIQUE(list_id, position),
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CONSTRAINT unique_list_entity UNIQUE(list_id, entity_type, entity_id)
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);
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-- Enable Row Level Security
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ALTER TABLE public.user_top_list_items ENABLE ROW LEVEL SECURITY;
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-- RLS Policy: Users can manage items in their own lists
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CREATE POLICY "Users can manage their own list items"
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ON public.user_top_list_items
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FOR ALL
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USING (
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EXISTS (
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SELECT 1 FROM public.user_top_lists
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WHERE id = user_top_list_items.list_id
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AND user_id = auth.uid()
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)
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);
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-- RLS Policy: Public list items can be viewed by anyone
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CREATE POLICY "Public list items can be viewed"
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ON public.user_top_list_items
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FOR SELECT
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USING (
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EXISTS (
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SELECT 1 FROM public.user_top_lists
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WHERE id = user_top_list_items.list_id
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AND is_public = true
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)
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);
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-- Create data migration function to move JSON data to relational structure
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CREATE OR REPLACE FUNCTION public.migrate_user_list_items()
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RETURNS void
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LANGUAGE plpgsql
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SECURITY DEFINER
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SET search_path = public
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AS $$
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DECLARE
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list_record RECORD;
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item_record JSONB;
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item_position INTEGER;
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BEGIN
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-- Iterate through all lists with items
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FOR list_record IN
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SELECT id, items
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FROM public.user_top_lists
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WHERE items IS NOT NULL AND jsonb_array_length(items) > 0
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LOOP
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item_position := 1;
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-- Iterate through each item in the JSON array
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FOR item_record IN
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SELECT value FROM jsonb_array_elements(list_record.items)
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LOOP
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-- Insert into relational table, skip if already exists
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INSERT INTO public.user_top_list_items (
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list_id,
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entity_type,
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entity_id,
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position,
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notes
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) VALUES (
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list_record.id,
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item_record->>'entity_type',
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(item_record->>'entity_id')::uuid,
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item_position,
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item_record->>'notes'
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)
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ON CONFLICT (list_id, entity_type, entity_id) DO NOTHING;
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item_position := item_position + 1;
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END LOOP;
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END LOOP;
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RAISE NOTICE 'Migration completed successfully';
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END;
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$$;
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-- Add performance indexes
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CREATE INDEX IF NOT EXISTS idx_user_list_items_list_position
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ON public.user_top_list_items (list_id, position);
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CREATE INDEX IF NOT EXISTS idx_user_list_items_entity
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ON public.user_top_list_items (entity_type, entity_id);
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CREATE INDEX IF NOT EXISTS idx_user_list_items_list_type
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ON public.user_top_list_items (list_id, entity_type);
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-- Add trigger for updated_at
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CREATE TRIGGER update_user_top_list_items_updated_at
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BEFORE UPDATE ON public.user_top_list_items
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FOR EACH ROW
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EXECUTE FUNCTION public.update_updated_at_column();
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-- Run migration to move existing data
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SELECT public.migrate_user_list_items(); |