Health agents for DTC health brands.

interface Order { customerId: string; phone: string; product: string }

export class HealthLoop extends Workflow {
  async run(event: HealthEvent<Order>, step: HealthStep) {
    const { customerId, phone, product } = event.body;

    // The trigger response carries the scan link for your welcome message.
    await step.do("Open baseline scan", async ({ ctx }) => {
      const customer = await ctx.USER.getUser({ id: customerId });
      await ctx.FACIAL_SCAN.create({ user: customer, metadata: { product } });
    });

    const scan = await step.waitForScan({ timeout: "3 days" });
    const report = await step.do("Report link", () => scan.pdfUrl());

    await step.do("Text the report", ({ ctx }) =>
      ctx.SMS.send({
        to: phone,
        content: `Your snapshot is ready: ${report}`,
      }),
    );

    await step.do("Remember", async ({ ctx }) => {
      const customer = await ctx.USER.getUser({ id: customerId });
      await customer.remember(`Baseline scan done after ordering ${product}`);
    });
  }
}