feat: Introduce course marketing features with dedicated metadata, image generation, and UI in both studio and experience apps.

services/cms-service/migrations/20260304000000_add_course_marketing.sql

@@ -0,0 +1,60 @@
+-- Migration: Add Course Marketing Metadata and Image Generation fields
+
+-- 1. Add columns to courses table
+ALTER TABLE courses 
+ADD COLUMN IF NOT EXISTS marketing_metadata JSONB DEFAULT '{}',
+ADD COLUMN IF NOT EXISTS course_image_url TEXT,
+ADD COLUMN IF NOT EXISTS generation_status VARCHAR(20) DEFAULT 'idle',
+ADD COLUMN IF NOT EXISTS generation_progress INTEGER DEFAULT 0,
+ADD COLUMN IF NOT EXISTS generation_error TEXT;
+
+-- 2. Update fn_create_course to handle initial marketing_metadata
+CREATE OR REPLACE FUNCTION fn_create_course(
+    p_organization_id UUID,
+    p_instructor_id UUID,
+    p_title VARCHAR(255),
+    p_pacing_mode VARCHAR(50) DEFAULT 'self_paced'
+) RETURNS SETOF courses AS $$
+BEGIN
+    RETURN QUERY
+    INSERT INTO courses (organization_id, instructor_id, title, pacing_mode, marketing_metadata)
+    VALUES (p_organization_id, p_instructor_id, p_title, p_pacing_mode, '{}')
+    RETURNING *;
+END;
+$$ LANGUAGE plpgsql;
+
+-- 3. Update fn_update_course to include marketing fields
+CREATE OR REPLACE FUNCTION fn_update_course(
+    p_id UUID,
+    p_organization_id UUID,
+    p_title VARCHAR(255),
+    p_description TEXT,
+    p_passing_percentage INTEGER,
+    p_pacing_mode VARCHAR(50),
+    p_start_date TIMESTAMPTZ,
+    p_end_date TIMESTAMPTZ,
+    p_certificate_template VARCHAR(255) DEFAULT NULL,
+    p_price DOUBLE PRECISION DEFAULT 0.0,
+    p_currency VARCHAR(10) DEFAULT 'USD',
+    p_marketing_metadata JSONB DEFAULT NULL,
+    p_course_image_url TEXT DEFAULT NULL
+) RETURNS SETOF courses AS $$
+BEGIN
+    RETURN QUERY
+    UPDATE courses 
+    SET title = COALESCE(p_title, title),
+        description = COALESCE(p_description, description),
+        passing_percentage = COALESCE(p_passing_percentage, passing_percentage),
+        pacing_mode = COALESCE(p_pacing_mode, pacing_mode),
+        start_date = p_start_date,
+        end_date = p_end_date,
+        certificate_template = COALESCE(p_certificate_template, certificate_template),
+        price = COALESCE(p_price, price),
+        currency = COALESCE(p_currency, currency),
+        marketing_metadata = COALESCE(p_marketing_metadata, marketing_metadata),
+        course_image_url = COALESCE(p_course_image_url, course_image_url),
+        updated_at = NOW()
+    WHERE id = p_id AND organization_id = p_organization_id
+    RETURNING *;
+END;
+$$ LANGUAGE plpgsql;