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Feature: Implement multi-stage Conversation Flow Engine with TestFlow

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Hamza-Ayed
2026-05-22 05:11:35 +03:00
parent b82a02f6fa
commit 7ec4d9becb
11 changed files with 737 additions and 0 deletions
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17
backend/database_schema.sql
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@@ -162,3 +162,20 @@ CREATE TABLE IF NOT EXISTS `chatbot_rules` (
INDEX `idx_bot_company` (`company_id`),
INDEX `idx_bot_active` (`is_active`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
-- 11. Multi-Stage Conversation States Table
CREATE TABLE IF NOT EXISTS `conversation_states` (
`id` INT AUTO_INCREMENT PRIMARY KEY,
`company_id` INT NOT NULL,
`contact_phone` VARCHAR(512) NOT NULL COMMENT 'Encrypted using AES-256-GCM',
`contact_phone_hash` VARCHAR(64) NOT NULL COMMENT 'HMAC-SHA256 Blind Index',
`flow_name` VARCHAR(100) NOT NULL COMMENT 'e.g. test_flow, registration',
`current_step` VARCHAR(100) NOT NULL,
`context_data` JSON DEFAULT NULL COMMENT 'Stores transient state data',
`expires_at` TIMESTAMP NOT NULL,
`created_at` TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
`updated_at` TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
UNIQUE KEY `unique_company_contact` (`company_id`, `contact_phone_hash`),
FOREIGN KEY (`company_id`) REFERENCES `companies` (`id`) ON DELETE CASCADE,
INDEX `idx_conv_expires` (`expires_at`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;