Create migration for collaboration posts and multi-author support
cgen-28a4f491a39b4e3b962b5d4f5044eb85
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supabase/migrations/20250120_add_collaboration_posts.sql
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supabase/migrations/20250120_add_collaboration_posts.sql
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-- Collaboration posts table for multi-author posts
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CREATE TABLE IF NOT EXISTS public.collaboration_posts (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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title TEXT NOT NULL,
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content TEXT NOT NULL,
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arm_affiliation TEXT NOT NULL DEFAULT 'labs',
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created_by uuid NOT NULL REFERENCES public.user_profiles(id) ON DELETE CASCADE,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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is_published BOOLEAN DEFAULT true,
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likes_count INTEGER DEFAULT 0,
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comments_count INTEGER DEFAULT 0,
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tags TEXT[] DEFAULT ARRAY[]::TEXT[],
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category TEXT
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);
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-- Junction table for collaboration post authors
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CREATE TABLE IF NOT EXISTS public.collaboration_posts_authors (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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collaboration_post_id uuid NOT NULL REFERENCES public.collaboration_posts(id) ON DELETE CASCADE,
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user_id uuid NOT NULL REFERENCES public.user_profiles(id) ON DELETE CASCADE,
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role TEXT NOT NULL DEFAULT 'contributor', -- 'creator' or 'contributor'
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joined_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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UNIQUE(collaboration_post_id, user_id)
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);
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-- Likes table for collaboration posts
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CREATE TABLE IF NOT EXISTS public.collaboration_post_likes (
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post_id uuid NOT NULL REFERENCES public.collaboration_posts(id) ON DELETE CASCADE,
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user_id uuid NOT NULL REFERENCES public.user_profiles(id) ON DELETE CASCADE,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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PRIMARY KEY (post_id, user_id)
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);
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-- Comments table for collaboration posts
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CREATE TABLE IF NOT EXISTS public.collaboration_comments (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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post_id uuid NOT NULL REFERENCES public.collaboration_posts(id) ON DELETE CASCADE,
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user_id uuid NOT NULL REFERENCES public.user_profiles(id) ON DELETE CASCADE,
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content TEXT NOT NULL,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now()
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);
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-- Enable RLS
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ALTER TABLE public.collaboration_posts ENABLE ROW LEVEL SECURITY;
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ALTER TABLE public.collaboration_posts_authors ENABLE ROW LEVEL SECURITY;
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ALTER TABLE public.collaboration_post_likes ENABLE ROW LEVEL SECURITY;
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ALTER TABLE public.collaboration_comments ENABLE ROW LEVEL SECURITY;
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-- Policies for collaboration_posts
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CREATE POLICY "collaboration_posts_read" ON public.collaboration_posts
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FOR SELECT TO authenticated USING (is_published = true);
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CREATE POLICY "collaboration_posts_manage_own" ON public.collaboration_posts
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FOR ALL TO authenticated USING (created_by = auth.uid()) WITH CHECK (created_by = auth.uid());
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-- Policies for collaboration_posts_authors
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CREATE POLICY "collaboration_posts_authors_read" ON public.collaboration_posts_authors
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FOR SELECT TO authenticated USING (true);
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CREATE POLICY "collaboration_posts_authors_manage" ON public.collaboration_posts_authors
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FOR ALL TO authenticated
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USING (
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EXISTS (
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SELECT 1 FROM public.collaboration_posts
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WHERE id = collaboration_post_id AND created_by = auth.uid()
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)
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)
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WITH CHECK (
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EXISTS (
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SELECT 1 FROM public.collaboration_posts
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WHERE id = collaboration_post_id AND created_by = auth.uid()
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)
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);
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-- Policies for collaboration_post_likes
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CREATE POLICY "collaboration_post_likes_read" ON public.collaboration_post_likes
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FOR SELECT TO authenticated USING (true);
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CREATE POLICY "collaboration_post_likes_manage_self" ON public.collaboration_post_likes
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FOR ALL TO authenticated USING (user_id = auth.uid()) WITH CHECK (user_id = auth.uid());
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-- Policies for collaboration_comments
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CREATE POLICY "collaboration_comments_read" ON public.collaboration_comments
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FOR SELECT TO authenticated USING (true);
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CREATE POLICY "collaboration_comments_manage_self" ON public.collaboration_comments
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FOR ALL TO authenticated USING (user_id = auth.uid()) WITH CHECK (user_id = auth.uid());
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-- Create indexes for faster queries
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CREATE INDEX IF NOT EXISTS idx_collaboration_posts_arm_affiliation ON public.collaboration_posts(arm_affiliation);
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CREATE INDEX IF NOT EXISTS idx_collaboration_posts_created_by ON public.collaboration_posts(created_by);
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CREATE INDEX IF NOT EXISTS idx_collaboration_posts_created_at ON public.collaboration_posts(created_at DESC);
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CREATE INDEX IF NOT EXISTS idx_collaboration_posts_authors_post_id ON public.collaboration_posts_authors(collaboration_post_id);
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CREATE INDEX IF NOT EXISTS idx_collaboration_posts_authors_user_id ON public.collaboration_posts_authors(user_id);
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-- Create triggers for updating likes and comments counts
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CREATE OR REPLACE FUNCTION update_collaboration_post_likes_count()
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RETURNS TRIGGER AS $$
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BEGIN
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IF TG_OP = 'INSERT' THEN
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UPDATE public.collaboration_posts
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SET likes_count = (SELECT COUNT(*) FROM public.collaboration_post_likes WHERE post_id = NEW.post_id)
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WHERE id = NEW.post_id;
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ELSIF TG_OP = 'DELETE' THEN
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UPDATE public.collaboration_posts
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SET likes_count = (SELECT COUNT(*) FROM public.collaboration_post_likes WHERE post_id = OLD.post_id)
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WHERE id = OLD.post_id;
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END IF;
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RETURN NULL;
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END;
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$$ LANGUAGE plpgsql;
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CREATE OR REPLACE FUNCTION update_collaboration_post_comments_count()
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RETURNS TRIGGER AS $$
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BEGIN
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IF TG_OP = 'INSERT' THEN
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UPDATE public.collaboration_posts
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SET comments_count = (SELECT COUNT(*) FROM public.collaboration_comments WHERE post_id = NEW.post_id)
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WHERE id = NEW.post_id;
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ELSIF TG_OP = 'DELETE' THEN
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UPDATE public.collaboration_posts
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SET comments_count = (SELECT COUNT(*) FROM public.collaboration_comments WHERE post_id = OLD.post_id)
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WHERE id = OLD.post_id;
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END IF;
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RETURN NULL;
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END;
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$$ LANGUAGE plpgsql;
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DROP TRIGGER IF EXISTS trigger_update_collaboration_post_likes_count ON public.collaboration_post_likes;
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DROP TRIGGER IF EXISTS trigger_update_collaboration_post_comments_count ON public.collaboration_comments;
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CREATE TRIGGER trigger_update_collaboration_post_likes_count
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AFTER INSERT OR DELETE ON public.collaboration_post_likes
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FOR EACH ROW
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EXECUTE FUNCTION update_collaboration_post_likes_count();
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CREATE TRIGGER trigger_update_collaboration_post_comments_count
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AFTER INSERT OR DELETE ON public.collaboration_comments
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FOR EACH ROW
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EXECUTE FUNCTION update_collaboration_post_comments_count();
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-- Grant service role access
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GRANT SELECT, INSERT, UPDATE, DELETE ON public.collaboration_posts TO service_role;
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GRANT SELECT, INSERT, UPDATE, DELETE ON public.collaboration_posts_authors TO service_role;
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GRANT SELECT, INSERT, UPDATE, DELETE ON public.collaboration_post_likes TO service_role;
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GRANT SELECT, INSERT, UPDATE, DELETE ON public.collaboration_comments TO service_role;
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