CREATE TABLE "student_custom_modules" (
    "id" UUID NOT NULL,
    "user_id" UUID NOT NULL,
    "course_id" UUID NOT NULL,
    "week" INTEGER NOT NULL,
    "sort_order" INTEGER NOT NULL,
    "category" TEXT NOT NULL,
    "name" TEXT NOT NULL,
    "folder_name" TEXT NOT NULL,
    "docker_image" TEXT,
    "package_name" TEXT NOT NULL,
    "launch_file" TEXT NOT NULL,
    "created_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMPTZ(3) NOT NULL,

    CONSTRAINT "student_custom_modules_pkey" PRIMARY KEY ("id")
);

CREATE UNIQUE INDEX "student_custom_modules_user_id_course_id_week_folder_name_key"
ON "student_custom_modules"("user_id", "course_id", "week", "folder_name");

CREATE INDEX "student_custom_modules_user_id_course_id_week_sort_order_idx"
ON "student_custom_modules"("user_id", "course_id", "week", "sort_order");

ALTER TABLE "student_custom_modules"
ADD CONSTRAINT "student_custom_modules_user_id_fkey"
FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;

ALTER TABLE "student_custom_modules"
ADD CONSTRAINT "student_custom_modules_course_id_fkey"
FOREIGN KEY ("course_id") REFERENCES "courses"("id") ON DELETE CASCADE ON UPDATE CASCADE;