Add diagnostic scripts for checking and fixing data references

Introduce SQL scripts to verify and populate necessary data in suppliers, groups, and users tables for testing avoirs functionality.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 9fcf4b21-eb0c-4e53-a567-e2ce4a6ad869
Replit-Commit-Checkpoint-Type: full_checkpoint
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sql/diagnostic_references.sql

@@ -0,0 +1,46 @@
+-- 🔍 DIAGNOSTIC DES RÉFÉRENCES - Trouvons le vrai problème
+-- Exécutez chaque section séparément
+
+-- SECTION 1: Vérifier les tables dépendantes
+SELECT 'suppliers' as table_name, COUNT(*) as record_count FROM suppliers
+UNION ALL
+SELECT 'groups' as table_name, COUNT(*) FROM groups  
+UNION ALL
+SELECT 'users' as table_name, COUNT(*) FROM users;
+
+-- SECTION 2: Voir les premiers IDs disponibles
+SELECT 'supplier_ids' as type, string_agg(id::text, ', ') as available_ids 
+FROM (SELECT id FROM suppliers LIMIT 5) s
+UNION ALL
+SELECT 'group_ids' as type, string_agg(id::text, ', ') 
+FROM (SELECT id FROM groups LIMIT 5) g
+UNION ALL  
+SELECT 'user_ids' as type, string_agg(id::text, ', ') 
+FROM (SELECT id FROM users LIMIT 5) u;
+
+-- SECTION 3: Vérifier les types de colonnes
+SELECT table_name, column_name, data_type 
+FROM information_schema.columns 
+WHERE table_name IN ('suppliers', 'groups', 'users', 'avoirs')
+AND column_name IN ('id', 'created_by')
+ORDER BY table_name, column_name;
+
+-- SECTION 4: Test d'insertion avec de vraies données
+-- ATTENTION: Remplacez les valeurs par les vrais IDs trouvés ci-dessus
+INSERT INTO avoirs (
+    supplier_id, 
+    group_id, 
+    invoice_reference, 
+    amount, 
+    comment, 
+    commercial_processed, 
+    created_by
+) VALUES (
+    (SELECT id FROM suppliers LIMIT 1),  -- Premier supplier existant
+    (SELECT id FROM groups LIMIT 1),     -- Premier group existant  
+    'TEST-REF-' || EXTRACT(EPOCH FROM NOW()),
+    29.99,
+    'Test avec vraies données',
+    false,
+    (SELECT id FROM users LIMIT 1)::varchar  -- Premier user existant
+) RETURNING id, created_at;