CREATE TABLE IF NOT EXISTS "admin_app_permissions" (
  "id" UUID NOT NULL DEFAULT gen_random_uuid(),
  "admin_id" UUID NOT NULL,
  "app_id" UUID NOT NULL,
  "created_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

CREATE UNIQUE INDEX IF NOT EXISTS "admin_app_permissions_admin_id_app_id_key"
  ON "admin_app_permissions"("admin_id", "app_id");

CREATE INDEX IF NOT EXISTS "admin_app_permissions_app_id_idx"
  ON "admin_app_permissions"("app_id");

DO $$
BEGIN
  IF NOT EXISTS (
    SELECT 1 FROM pg_constraint WHERE conname = 'admin_app_permissions_admin_id_fkey'
  ) THEN
    ALTER TABLE "admin_app_permissions"
      ADD CONSTRAINT "admin_app_permissions_admin_id_fkey"
      FOREIGN KEY ("admin_id") REFERENCES "admins"("id") ON DELETE CASCADE ON UPDATE CASCADE;
  END IF;
END $$;

DO $$
BEGIN
  IF NOT EXISTS (
    SELECT 1 FROM pg_constraint WHERE conname = 'admin_app_permissions_app_id_fkey'
  ) THEN
    ALTER TABLE "admin_app_permissions"
      ADD CONSTRAINT "admin_app_permissions_app_id_fkey"
      FOREIGN KEY ("app_id") REFERENCES "apps"("id") ON DELETE CASCADE ON UPDATE CASCADE;
  END IF;
END $$;