The agent operating system for care teams.

interface Visit { patientId: string; visitId: string }

export class HealthLoop extends Workflow {
  async run(event: HealthEvent<Visit>, step: HealthStep) {
    const { patientId, visitId } = event.body;

    // The trigger response carries the scan link for your reminder message.
    await step.do("Open pre-visit scan", async ({ ctx }) => {
      const patient = await ctx.USER.getUser({ id: patientId });
      await ctx.FACIAL_SCAN.create({
        user: patient,
        steps: {
          consent: true,
          intake: { fields: ["age", "heightCm", "weightKg"] },
        },
        metadata: { visitId },
      });
    });

    const scan = await step.waitForScan({ timeout: "1 day" });
    const report = await step.do("Report link", () => scan.pdfUrl());

    await step.do("Attach to the visit", async () => {
      await fetch(`${this.env.PRACTICE_API}/visits/${visitId}/documents`, {
        method: "POST",
        body: JSON.stringify({ title: "Pre-visit snapshot", url: report }),
      });
    });
  }
}