feat: implementing embedding AI

services/cms-service/migrations/20260318000000_mysql_courses_integration.sql

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+-- MySQL Courses Integration
+-- Store imported course and study plan data from external MySQL database
+-- Used for test template creation with automatic level/course_type detection
+
+-- Study Plans from MySQL
+CREATE TABLE mysql_study_plans (
+    id SERIAL PRIMARY KEY,
+    mysql_id INTEGER NOT NULL UNIQUE,  -- idPlanDeEstudios from MySQL
+    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
+    
+    name VARCHAR(255) NOT NULL,  -- Nombre from MySQL
+    
+    -- Course type detection
+    course_type VARCHAR(20) NOT NULL DEFAULT 'regular',  -- 'regular' (40h) or 'intensive' (80h)
+    
+    -- Metadata
+    is_active BOOLEAN NOT NULL DEFAULT true,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    
+    UNIQUE(organization_id, mysql_id)
+);
+
+-- Courses from MySQL
+CREATE TABLE IF NOT EXISTS mysql_courses (
+    id SERIAL PRIMARY KEY,
+    mysql_id INTEGER NOT NULL UNIQUE,  -- idCursos from MySQL
+    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
+    study_plan_id INTEGER NOT NULL REFERENCES mysql_study_plans(id) ON DELETE CASCADE,
+    
+    name VARCHAR(255) NOT NULL,  -- NombreCurso from MySQL
+    level INTEGER,  -- NivelCurso from MySQL (1-12+)
+    duracion INTEGER,  -- Duracion from MySQL (40h or 80h)
+    
+    -- Auto-calculated fields
+    course_type VARCHAR(20) NOT NULL DEFAULT 'regular',  -- 'regular' (40h) or 'intensive' (80h)
+    level_calculated VARCHAR(20),  -- Calculated from NivelCurso: beginner, beginner_1, etc.
+    
+    -- Metadata
+    is_active BOOLEAN NOT NULL DEFAULT true,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    
+    UNIQUE(organization_id, mysql_id)
+);
+
+-- Indexes for performance
+CREATE INDEX idx_mysql_courses_study_plan ON mysql_courses(study_plan_id);
+CREATE INDEX idx_mysql_courses_org ON mysql_courses(organization_id);
+CREATE INDEX idx_mysql_plans_org ON mysql_study_plans(organization_id);
+
+-- Function to update updated_at timestamp
+CREATE OR REPLACE FUNCTION update_mysql_integration_updated_at()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = NOW();
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;
+
+-- Triggers for updated_at
+CREATE TRIGGER update_mysql_study_plans_updated_at
+    BEFORE UPDATE ON mysql_study_plans
+    FOR EACH ROW
+    EXECUTE FUNCTION update_mysql_integration_updated_at();
+
+CREATE TRIGGER update_mysql_courses_updated_at
+    BEFORE UPDATE ON mysql_courses
+    FOR EACH ROW
+    EXECUTE FUNCTION update_mysql_integration_updated_at();
+
+-- Function to determine course level from NivelCurso
+CREATE OR REPLACE FUNCTION calculate_course_level(nivel INTEGER)
+RETURNS TEXT AS $$
+BEGIN
+    IF nivel IS NULL THEN
+        RETURN 'intermediate';
+    ELSIF nivel <= 2 THEN
+        RETURN 'beginner';
+    ELSIF nivel <= 4 THEN
+        RETURN 'beginner_1';
+    ELSIF nivel <= 6 THEN
+        RETURN 'beginner_2';
+    ELSIF nivel <= 8 THEN
+        RETURN 'intermediate';
+    ELSIF nivel <= 10 THEN
+        RETURN 'intermediate_1';
+    ELSIF nivel <= 12 THEN
+        RETURN 'intermediate_2';
+    ELSE
+        RETURN 'advanced';
+    END IF;
+END;
+$$ LANGUAGE plpgsql;
+
+-- Function to determine course type from plan name
+CREATE OR REPLACE FUNCTION calculate_course_type(plan_name TEXT)
+RETURNS TEXT AS $$
+BEGIN
+    IF LOWER(plan_name) LIKE '%intensive%' OR LOWER(plan_name) LIKE '%intensivo%' THEN
+        RETURN 'intensive';
+    ELSE
+        RETURN 'regular';
+    END IF;
+END;
+$$ LANGUAGE plpgsql;