CREATE TABLE "student_saved_maps" (
  "id" UUID NOT NULL DEFAULT gen_random_uuid(),
  "user_id" UUID NOT NULL,
  "course_id" UUID NOT NULL,
  "week" INTEGER NOT NULL,
  "name" TEXT NOT NULL,
  "source_map_key" TEXT NOT NULL,
  "world_file" TEXT NOT NULL,
  "viewer_model" TEXT NOT NULL,
  "yaml_path" TEXT NOT NULL,
  "pgm_path" TEXT NOT NULL,
  "created_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMPTZ(3) NOT NULL,
  CONSTRAINT "student_saved_maps_pkey" PRIMARY KEY ("id")
);

CREATE UNIQUE INDEX "student_saved_maps_user_id_course_id_week_yaml_path_key"
  ON "student_saved_maps"("user_id", "course_id", "week", "yaml_path");
CREATE INDEX "student_saved_maps_user_id_course_id_week_created_at_idx"
  ON "student_saved_maps"("user_id", "course_id", "week", "created_at");

ALTER TABLE "student_saved_maps"
  ADD CONSTRAINT "student_saved_maps_user_id_fkey"
  FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE "student_saved_maps"
  ADD CONSTRAINT "student_saved_maps_course_id_fkey"
  FOREIGN KEY ("course_id") REFERENCES "courses"("id") ON DELETE CASCADE ON UPDATE CASCADE;