mise en place gestion modele chatbot coté enseignant
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nicoboy
136
sql/chatbot_api_management.sql
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136
sql/chatbot_api_management.sql
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-- ============================================
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-- WebVal - Gestion API Chatbot
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-- Tables pour la gestion des clés API et modèles
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-- Date: 2026-01-04
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-- ============================================
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-- Table des clés API des enseignants
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CREATE TABLE IF NOT EXISTS api_keys (
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id INT AUTO_INCREMENT PRIMARY KEY,
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id_enseignant INT NOT NULL,
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provider ENUM('gemini', 'mistral', 'openai', 'anthropic', 'ollama') NOT NULL,
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api_key_encrypted TEXT, -- Clé chiffrée avec AES-256-CBC
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model_default VARCHAR(100), -- Modèle par défaut (ex: 'gemini-2.0-flash-exp')
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is_active BOOLEAN DEFAULT TRUE,
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quota_max INT DEFAULT NULL, -- Limite mensuelle optionnelle
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quota_used INT DEFAULT 0,
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quota_reset_date DATE, -- Date de reset du quota
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last_used TIMESTAMP NULL,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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FOREIGN KEY (id_enseignant) REFERENCES utilisateurs(id_utilisateur) ON DELETE CASCADE,
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UNIQUE KEY unique_provider (id_enseignant, provider),
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INDEX idx_enseignant (id_enseignant),
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INDEX idx_active (is_active)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- Table des modèles disponibles (catalogue)
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CREATE TABLE IF NOT EXISTS available_models (
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id INT AUTO_INCREMENT PRIMARY KEY,
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provider VARCHAR(50) NOT NULL,
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model_id VARCHAR(100) NOT NULL, -- ID technique du modèle
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display_name VARCHAR(150) NOT NULL, -- Nom affiché
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description TEXT,
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context_length INT DEFAULT 4096, -- Taille contexte en tokens
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is_free BOOLEAN DEFAULT FALSE,
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cost_per_1m_tokens DECIMAL(10,4) DEFAULT NULL, -- Coût par million de tokens
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recommended BOOLEAN DEFAULT FALSE,
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speed_rating TINYINT DEFAULT 3, -- 1=lent, 5=très rapide
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quality_rating TINYINT DEFAULT 3, -- 1=basique, 5=excellent
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active BOOLEAN DEFAULT TRUE,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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UNIQUE KEY unique_model (provider, model_id),
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INDEX idx_provider (provider),
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INDEX idx_recommended (recommended),
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INDEX idx_active (active)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- Table de configuration chatbot par évaluation
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CREATE TABLE IF NOT EXISTS chatbot_eval_config (
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id INT AUTO_INCREMENT PRIMARY KEY,
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id_evaluation INT NOT NULL,
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id_enseignant INT NOT NULL,
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provider_default VARCHAR(50) DEFAULT 'ollama',
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model_default VARCHAR(100) DEFAULT 'ministral-3:3b',
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allow_student_override BOOLEAN DEFAULT FALSE, -- L'élève peut-il choisir ?
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max_messages_per_question INT DEFAULT 3,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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FOREIGN KEY (id_evaluation) REFERENCES evaluations(id_evaluation) ON DELETE CASCADE,
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FOREIGN KEY (id_enseignant) REFERENCES utilisateurs(id_utilisateur) ON DELETE CASCADE,
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UNIQUE KEY unique_eval (id_evaluation),
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INDEX idx_enseignant (id_enseignant)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- Table de configuration par élève (override)
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CREATE TABLE IF NOT EXISTS chatbot_student_config (
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id INT AUTO_INCREMENT PRIMARY KEY,
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id_evaluation INT NOT NULL,
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id_eleve INT NOT NULL,
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provider_override VARCHAR(50),
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model_override VARCHAR(100),
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created_by INT NOT NULL, -- ID enseignant qui a fait l'override
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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FOREIGN KEY (id_evaluation) REFERENCES evaluations(id_evaluation) ON DELETE CASCADE,
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FOREIGN KEY (id_eleve) REFERENCES utilisateurs(id_utilisateur) ON DELETE CASCADE,
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FOREIGN KEY (created_by) REFERENCES utilisateurs(id_utilisateur) ON DELETE CASCADE,
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UNIQUE KEY unique_student_eval (id_evaluation, id_eleve),
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INDEX idx_evaluation (id_evaluation),
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INDEX idx_eleve (id_eleve)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- Pré-remplir les modèles disponibles
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INSERT INTO available_models
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(provider, model_id, display_name, description, context_length, is_free, cost_per_1m_tokens, recommended, speed_rating, quality_rating)
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VALUES
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-- Gemini (Google)
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('gemini', 'gemini-2.0-flash-exp', 'Gemini 2.0 Flash (Expérimental)', 'Modèle ultra-rapide de Google, gratuit avec quotas généreux', 1000000, TRUE, 0, TRUE, 5, 4),
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('gemini', 'gemini-1.5-flash', 'Gemini 1.5 Flash', 'Modèle rapide et équilibré', 1000000, TRUE, 0, FALSE, 4, 4),
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('gemini', 'gemini-1.5-pro', 'Gemini 1.5 Pro', 'Modèle le plus puissant de Google', 2000000, FALSE, 1.25, FALSE, 3, 5),
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-- Mistral
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('mistral', 'mistral-small-latest', 'Mistral Small', 'Modèle compact et rapide', 32000, FALSE, 0.20, FALSE, 5, 3),
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('mistral', 'ministral-3b-latest', 'Ministral 3B', 'Petit modèle efficace pour le raisonnement', 128000, FALSE, 0.04, TRUE, 5, 3),
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('mistral', 'ministral-8b-latest', 'Ministral 8B', 'Meilleur équilibre qualité/vitesse', 128000, FALSE, 0.10, TRUE, 4, 4),
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('mistral', 'mistral-large-latest', 'Mistral Large', 'Modèle le plus puissant de Mistral', 128000, FALSE, 2.00, FALSE, 3, 5),
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-- OpenAI
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('openai', 'gpt-4o-mini', 'GPT-4o Mini', 'Petit modèle rapide et économique', 128000, FALSE, 0.15, TRUE, 5, 4),
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('openai', 'gpt-4o', 'GPT-4o', 'Modèle multimodal puissant', 128000, FALSE, 2.50, FALSE, 4, 5),
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('openai', 'gpt-4-turbo', 'GPT-4 Turbo', 'Modèle GPT-4 optimisé', 128000, FALSE, 10.00, FALSE, 3, 5),
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-- Ollama (local)
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('ollama', 'ministral-3:3b', 'Ministral 3B (Local)', 'Modèle local rapide', 128000, TRUE, 0, TRUE, 4, 3),
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('ollama', 'qwen2-math:1.5b', 'Qwen2 Math 1.5B (Local)', 'Spécialisé en mathématiques', 32000, TRUE, 0, FALSE, 5, 3),
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('ollama', 'llama3.2:3b', 'Llama 3.2 3B (Local)', 'Modèle généraliste compact', 128000, TRUE, 0, FALSE, 3, 4);
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-- Ajouter colonne provider à la table chat_conversations pour tracking
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ALTER TABLE chat_conversations
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ADD COLUMN IF NOT EXISTS provider VARCHAR(50) DEFAULT 'ollama',
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ADD COLUMN IF NOT EXISTS model_used VARCHAR(100) DEFAULT 'ministral-3:3b',
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ADD COLUMN IF NOT EXISTS api_response_time_ms INT DEFAULT NULL,
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ADD INDEX idx_provider (provider);
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-- Ajouter colonne provider à la table chat_messages pour analytics
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ALTER TABLE chat_messages
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ADD COLUMN IF NOT EXISTS api_cost DECIMAL(10,6) DEFAULT 0.000000;
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-- Vue pour les stats d'utilisation enseignant
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CREATE OR REPLACE VIEW v_chatbot_usage_stats AS
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SELECT
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cc.id_enseignant,
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cc.provider,
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cc.model_used,
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COUNT(DISTINCT cc.id_conversation) as total_conversations,
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COUNT(cm.id) as total_messages,
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AVG(cc.api_response_time_ms) as avg_response_time_ms,
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SUM(cm.api_cost) as total_cost,
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DATE_FORMAT(cc.date_debut, '%Y-%m') as month
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FROM chat_conversations cc
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LEFT JOIN chat_messages cm ON cc.id_conversation = cm.id_conversation
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GROUP BY cc.id_enseignant, cc.provider, cc.model_used, month;
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-- ============================================
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-- FIN DU SCRIPT
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-- ============================================
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109
sql/update_chat_tables.sql
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109
sql/update_chat_tables.sql
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-- ============================================
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-- WebVal - Mise à jour chat_conversations
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-- Ajout colonnes pour tracking API (sécurisé)
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-- ============================================
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-- Désactiver les erreurs temporairement
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SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0;
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-- Ajouter colonnes une par une (ignore si existe déjà)
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SET @s = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE table_schema = DATABASE()
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AND table_name = 'chat_conversations'
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AND column_name = 'provider') > 0,
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'SELECT ''Column provider already exists''',
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'ALTER TABLE chat_conversations ADD COLUMN provider VARCHAR(50) DEFAULT ''ollama'''
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));
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PREPARE stmt FROM @s;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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SET @s = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE table_schema = DATABASE()
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AND table_name = 'chat_conversations'
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AND column_name = 'model_used') > 0,
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'SELECT ''Column model_used already exists''',
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'ALTER TABLE chat_conversations ADD COLUMN model_used VARCHAR(100) DEFAULT ''ministral-3:3b'''
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));
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PREPARE stmt FROM @s;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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SET @s = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE table_schema = DATABASE()
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AND table_name = 'chat_conversations'
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AND column_name = 'api_response_time_ms') > 0,
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'SELECT ''Column api_response_time_ms already exists''',
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'ALTER TABLE chat_conversations ADD COLUMN api_response_time_ms INT DEFAULT NULL'
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));
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PREPARE stmt FROM @s;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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SET @s = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE table_schema = DATABASE()
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AND table_name = 'chat_conversations'
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AND column_name = 'id_enseignant') > 0,
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'SELECT ''Column id_enseignant already exists''',
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'ALTER TABLE chat_conversations ADD COLUMN id_enseignant INT DEFAULT NULL'
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));
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PREPARE stmt FROM @s;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- Index
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SET @s = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.STATISTICS
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WHERE table_schema = DATABASE()
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AND table_name = 'chat_conversations'
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AND index_name = 'idx_provider') > 0,
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'SELECT ''Index idx_provider already exists''',
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'ALTER TABLE chat_conversations ADD INDEX idx_provider (provider)'
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));
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PREPARE stmt FROM @s;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- Foreign key (plus complexe, on teste avec SHOW CREATE TABLE)
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SET @fk_exists = (SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
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WHERE table_schema = DATABASE()
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AND table_name = 'chat_conversations'
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AND referenced_table_name = 'utilisateurs'
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AND column_name = 'id_enseignant');
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SET @s = IF(@fk_exists > 0,
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'SELECT ''Foreign key already exists''',
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'ALTER TABLE chat_conversations ADD FOREIGN KEY (id_enseignant) REFERENCES utilisateurs(id_utilisateur) ON DELETE SET NULL'
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);
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PREPARE stmt FROM @s;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- Colonne api_cost dans chat_messages
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SET @s = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE table_schema = DATABASE()
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AND table_name = 'chat_messages'
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AND column_name = 'api_cost') > 0,
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'SELECT ''Column api_cost already exists''',
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'ALTER TABLE chat_messages ADD COLUMN api_cost DECIMAL(10,6) DEFAULT 0.000000'
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));
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PREPARE stmt FROM @s;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- Restaurer les notes SQL
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SET SQL_NOTES=@OLD_SQL_NOTES;
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-- Remplir id_enseignant rétroactivement
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UPDATE chat_conversations cc
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JOIN tentatives_eleves te ON cc.id_tentative = te.id_tentative
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JOIN evaluations e ON te.id_evaluation = e.id_evaluation
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SET cc.id_enseignant = e.id_enseignant
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WHERE cc.id_enseignant IS NULL;
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SELECT '✅ Colonnes ajoutées avec succès' as Status;
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