69 lines
2.7 KiB
MySQL
69 lines
2.7 KiB
MySQL
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-- Migration pour les DM enrichis - Veza Chat Server
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-- Ajoute la table dm_conversations pour séparer les DM des salons
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BEGIN;
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-- Table pour les conversations DM enrichies
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CREATE TABLE IF NOT EXISTS dm_conversations (
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id BIGSERIAL PRIMARY KEY,
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uuid UUID UNIQUE NOT NULL DEFAULT gen_random_uuid(),
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user1_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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user2_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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is_blocked BOOLEAN NOT NULL DEFAULT FALSE,
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blocked_by UUID REFERENCES users(id) ON DELETE SET NULL,
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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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-- Contraintes
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CONSTRAINT dm_conversations_different_users CHECK (user1_id != user2_id),
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CONSTRAINT dm_conversations_ordered_users CHECK (user1_id < user2_id),
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CONSTRAINT dm_conversations_unique_pair UNIQUE (user1_id, user2_id)
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);
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-- Index pour les performances
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CREATE INDEX IF NOT EXISTS idx_dm_conversations_user1 ON dm_conversations(user1_id);
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CREATE INDEX IF NOT EXISTS idx_dm_conversations_user2 ON dm_conversations(user2_id);
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CREATE INDEX IF NOT EXISTS idx_dm_conversations_updated_at ON dm_conversations(updated_at DESC);
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CREATE INDEX IF NOT EXISTS idx_dm_conversations_uuid ON dm_conversations(uuid);
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-- Trigger pour mettre à jour updated_at automatiquement
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CREATE OR REPLACE FUNCTION update_dm_conversations_updated_at()
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RETURNS TRIGGER AS $$
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BEGIN
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NEW.updated_at = NOW();
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RETURN NEW;
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END;
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$$ LANGUAGE plpgsql;
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CREATE TRIGGER trigger_dm_conversations_updated_at
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BEFORE UPDATE ON dm_conversations
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FOR EACH ROW
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EXECUTE FUNCTION update_dm_conversations_updated_at();
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-- Migration des données DM supprimée car les colonnes from_user, to_user, room n'existent pas
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-- dans le schéma de base. La table dm_conversations est créée vide et sera peuplée
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-- par l'application lors de la création de nouveaux DM.
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-- Log de la migration supprimé car la table audit_logs n'existe pas dans le schéma de base
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COMMIT;
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-- Vérifications post-migration
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DO $$
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DECLARE
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dm_conversations_count INTEGER;
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migrated_messages_count INTEGER;
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BEGIN
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SELECT COUNT(*) INTO dm_conversations_count FROM dm_conversations;
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SELECT COUNT(*) INTO migrated_messages_count FROM messages WHERE conversation_id IN (SELECT uuid FROM dm_conversations);
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RAISE NOTICE 'Migration DM enrichis terminée:';
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RAISE NOTICE ' - % conversations DM créées', dm_conversations_count;
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RAISE NOTICE ' - % messages DM migrés', migrated_messages_count;
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IF dm_conversations_count = 0 THEN
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RAISE NOTICE ' ⚠️ Aucune conversation DM trouvée (normal si pas de DM existants)';
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ELSE
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RAISE NOTICE ' ✅ Migration réussie';
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END IF;
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END $$;
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