feat: update database schema and migrations

supabase/migrations/20240107_review_claim_function.sql

@@ -0,0 +1,63 @@
+-- Function to review business claims
+CREATE OR REPLACE FUNCTION review_business_claim(
+    p_claim_id UUID,
+    p_business_id TEXT,
+    p_user_id UUID,
+    p_status TEXT,
+    p_notes TEXT DEFAULT NULL
+) RETURNS void AS $$
+BEGIN
+    -- Start transaction
+    BEGIN
+        -- Update claim status
+        UPDATE public.business_claims
+        SET 
+            status = p_status,
+            reviewed_at = CURRENT_TIMESTAMP,
+            reviewed_by = p_user_id,
+            notes = COALESCE(p_notes, notes)
+        WHERE id = p_claim_id;
+
+        -- If approved, update business profile
+        IF p_status = 'approved' THEN
+            -- Get the user_id from the claim
+            WITH claim_user AS (
+                SELECT user_id 
+                FROM public.business_claims 
+                WHERE id = p_claim_id
+            )
+            INSERT INTO public.business_profiles (
+                business_id,
+                claimed_by,
+                claimed_at,
+                verification_status
+            )
+            SELECT 
+                p_business_id,
+                user_id,
+                CURRENT_TIMESTAMP,
+                'verified'
+            FROM claim_user
+            ON CONFLICT (business_id) 
+            DO UPDATE SET
+                claimed_by = EXCLUDED.claimed_by,
+                claimed_at = EXCLUDED.claimed_at,
+                verification_status = EXCLUDED.verification_status;
+        END IF;
+
+        -- Reject any other pending claims for this business
+        IF p_status = 'approved' THEN
+            UPDATE public.business_claims
+            SET 
+                status = 'rejected',
+                reviewed_at = CURRENT_TIMESTAMP,
+                reviewed_by = p_user_id,
+                notes = COALESCE(notes, '') || E'\nAutomatically rejected due to another approved claim.'
+            WHERE 
+                business_id = p_business_id 
+                AND id != p_claim_id 
+                AND status = 'pending';
+        END IF;
+    END;
+END;
+$$ LANGUAGE plpgsql;