feat: add planner routes and email functionality; update settings and App component for new stock thresholds and email reminders
This commit is contained in:
Daniel Volz
@@ -0,0 +1,264 @@
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import { FastifyInstance } from "fastify";
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import nodemailer from "nodemailer";
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type PlannerRow = {
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medicationId: number;
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medicationName: string;
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plannerUsage: number;
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stripSize: number;
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stripsNeeded: number;
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stripsAvailable: number;
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enough: boolean;
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};
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type SendEmailBody = {
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email: string;
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from: string;
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until: string;
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rows: PlannerRow[];
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};
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type LowStockItem = {
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name: string;
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medsLeft: number;
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daysLeft: number | null;
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depletionDate: string | null;
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};
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type ReminderEmailBody = {
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email: string;
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lowStock: LowStockItem[];
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};
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export async function plannerRoutes(app: FastifyInstance) {
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app.post<{ Body: SendEmailBody }>("/planner/send-email", async (request, reply) => {
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const { email, from, until, rows } = request.body;
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if (!email || !rows || rows.length === 0) {
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return reply.status(400).send({ error: "Missing email or planner data" });
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}
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const smtpHost = process.env.SMTP_HOST;
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const smtpUser = process.env.SMTP_USER;
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const smtpPass = process.env.SMTP_PASS;
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const smtpPort = parseInt(process.env.SMTP_PORT ?? "587");
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const smtpSecure = process.env.SMTP_SECURE === "true";
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const smtpFrom = process.env.SMTP_FROM ?? smtpUser;
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if (!smtpHost || !smtpUser) {
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return reply.status(400).send({ error: "SMTP not configured" });
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}
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// Format dates for display
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const fromDate = new Date(from).toLocaleDateString("en-US", {
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year: "numeric",
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month: "long",
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day: "numeric",
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});
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const untilDate = new Date(until).toLocaleDateString("en-US", {
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year: "numeric",
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month: "long",
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day: "numeric",
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});
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// Build HTML table
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const tableRows = rows
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.map(
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(row) => `
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<tr>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb;">${row.medicationName}</td>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb; text-align: center;"><strong>${row.plannerUsage}</strong> pills</td>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb; text-align: center;">${row.stripsNeeded} × ${row.stripSize}</td>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb; text-align: center;">${row.stripsAvailable} blisters</td>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb; text-align: center;">
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<span style="padding: 4px 12px; border-radius: 12px; font-size: 12px; font-weight: 600; ${
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row.enough
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? "background: #d1fae5; color: #065f46;"
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: "background: #fee2e2; color: #991b1b;"
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}">
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${row.enough ? "✓ Enough" : "⚠ Out of Stock"}
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</span>
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</td>
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</tr>
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`
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)
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.join("");
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const outOfStockCount = rows.filter((r) => !r.enough).length;
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const summaryText =
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outOfStockCount > 0
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? `⚠️ ${outOfStockCount} medication${outOfStockCount > 1 ? "s" : ""} will be out of stock during this period.`
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: "✓ All medications have sufficient supply for this period.";
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const html = `
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<div style="font-family: system-ui, -apple-system, sans-serif; max-width: 700px; margin: 0 auto; padding: 20px; background: #f9fafb;">
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<div style="background: white; border-radius: 12px; padding: 24px; box-shadow: 0 1px 3px rgba(0,0,0,0.1);">
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<h2 style="color: #1f2937; margin: 0 0 8px;">MedAssist - Demand Calculator</h2>
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<p style="color: #6b7280; margin: 0 0 24px;">Supply overview from <strong>${fromDate}</strong> to <strong>${untilDate}</strong></p>
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<div style="padding: 12px 16px; border-radius: 8px; margin-bottom: 20px; ${
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outOfStockCount > 0
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? "background: #fef2f2; border: 1px solid #fecaca;"
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: "background: #f0fdf4; border: 1px solid #bbf7d0;"
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}">
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<p style="margin: 0; color: ${outOfStockCount > 0 ? "#991b1b" : "#166534"}; font-weight: 500;">
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${summaryText}
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</p>
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</div>
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<table style="width: 100%; border-collapse: collapse; background: white;">
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<thead>
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<tr style="background: #f3f4f6;">
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<th style="padding: 12px; text-align: left; font-size: 12px; text-transform: uppercase; color: #6b7280; letter-spacing: 0.05em;">Medication</th>
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<th style="padding: 12px; text-align: center; font-size: 12px; text-transform: uppercase; color: #6b7280; letter-spacing: 0.05em;">Usage</th>
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<th style="padding: 12px; text-align: center; font-size: 12px; text-transform: uppercase; color: #6b7280; letter-spacing: 0.05em;">Blisters Needed</th>
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<th style="padding: 12px; text-align: center; font-size: 12px; text-transform: uppercase; color: #6b7280; letter-spacing: 0.05em;">Available</th>
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<th style="padding: 12px; text-align: center; font-size: 12px; text-transform: uppercase; color: #6b7280; letter-spacing: 0.05em;">Status</th>
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</tr>
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</thead>
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<tbody>
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${tableRows}
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</tbody>
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</table>
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<hr style="border: none; border-top: 1px solid #e5e7eb; margin: 24px 0;" />
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<p style="color: #9ca3af; font-size: 12px; margin: 0;">Sent from MedAssist Medication Planner</p>
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</div>
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</div>
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`;
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const plainText = `MedAssist - Demand Calculator
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Supply overview from ${fromDate} to ${untilDate}
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${summaryText}
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${rows.map((r) => `${r.medicationName}: ${r.plannerUsage} pills needed, ${r.stripsAvailable} blisters available (${r.stripsNeeded} needed) - ${r.enough ? "Enough" : "OUT OF STOCK"}`).join("\n")}
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---
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Sent from MedAssist Medication Planner`;
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try {
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const transporter = nodemailer.createTransport({
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host: smtpHost,
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port: smtpPort,
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secure: smtpSecure,
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auth: {
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user: smtpUser,
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pass: smtpPass ?? "",
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},
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});
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await transporter.sendMail({
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from: smtpFrom,
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to: email,
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subject: `MedAssist - Supply Overview (${fromDate} - ${untilDate})`,
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text: plainText,
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html,
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});
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return reply.send({ success: true, message: "Email sent successfully" });
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} catch (error) {
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const errorMessage = error instanceof Error ? error.message : "Unknown error";
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return reply.status(500).send({ error: `Failed to send email: ${errorMessage}` });
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}
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});
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// Reminder email for low stock medications
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app.post<{ Body: ReminderEmailBody }>("/reminder/send-email", async (request, reply) => {
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const { email, lowStock } = request.body;
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if (!email || !lowStock || lowStock.length === 0) {
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return reply.status(400).send({ error: "Missing email or low stock data" });
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}
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const smtpHost = process.env.SMTP_HOST;
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const smtpUser = process.env.SMTP_USER;
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const smtpPass = process.env.SMTP_PASS;
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const smtpPort = parseInt(process.env.SMTP_PORT ?? "587");
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const smtpSecure = process.env.SMTP_SECURE === "true";
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const smtpFrom = process.env.SMTP_FROM ?? smtpUser;
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if (!smtpHost || !smtpUser) {
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return reply.status(400).send({ error: "SMTP not configured" });
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}
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const tableRows = lowStock
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.map(
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(row) => `
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<tr>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb;">${row.name}</td>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb; text-align: center;"><strong>${row.medsLeft}</strong> pills</td>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb; text-align: center;">${row.daysLeft ?? 0} days</td>
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<td style="padding: 12px; border-bottom: 1px solid #e5e7eb; text-align: center;">${row.depletionDate ?? "-"}</td>
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</tr>
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`
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)
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.join("");
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const html = `
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<div style="font-family: system-ui, -apple-system, sans-serif; max-width: 600px; margin: 0 auto; padding: 20px; background: #f9fafb;">
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<div style="background: white; border-radius: 12px; padding: 24px; box-shadow: 0 1px 3px rgba(0,0,0,0.1);">
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<h2 style="color: #1f2937; margin: 0 0 8px;">⚠️ MedAssist - Reorder Reminder</h2>
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<p style="color: #6b7280; margin: 0 0 24px;">The following medications are running low and need to be reordered:</p>
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<div style="padding: 12px 16px; border-radius: 8px; margin-bottom: 20px; background: #fef2f2; border: 1px solid #fecaca;">
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<p style="margin: 0; color: #991b1b; font-weight: 500;">
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⚠️ ${lowStock.length} medication${lowStock.length > 1 ? "s" : ""} running low!
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</p>
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</div>
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<table style="width: 100%; border-collapse: collapse; background: white;">
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<thead>
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<tr style="background: #f3f4f6;">
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<th style="padding: 12px; text-align: left; font-size: 12px; text-transform: uppercase; color: #6b7280;">Medication</th>
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<th style="padding: 12px; text-align: center; font-size: 12px; text-transform: uppercase; color: #6b7280;">Current Pills</th>
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<th style="padding: 12px; text-align: center; font-size: 12px; text-transform: uppercase; color: #6b7280;">Days Left</th>
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<th style="padding: 12px; text-align: center; font-size: 12px; text-transform: uppercase; color: #6b7280;">Runs Out</th>
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</tr>
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</thead>
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<tbody>
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${tableRows}
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</tbody>
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</table>
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<hr style="border: none; border-top: 1px solid #e5e7eb; margin: 24px 0;" />
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<p style="color: #9ca3af; font-size: 12px; margin: 0;">Sent from MedAssist Medication Planner</p>
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</div>
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</div>
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`;
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const plainText = `MedAssist - Reorder Reminder
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The following medications are running low:
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${lowStock.map((r) => `${r.name}: ${r.medsLeft} pills left, ${r.daysLeft ?? 0} days remaining, runs out ${r.depletionDate ?? "soon"}`).join("\n")}
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---
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Sent from MedAssist Medication Planner`;
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try {
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const transporter = nodemailer.createTransport({
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host: smtpHost,
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port: smtpPort,
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secure: smtpSecure,
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auth: {
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user: smtpUser,
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pass: smtpPass ?? "",
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},
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});
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await transporter.sendMail({
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from: smtpFrom,
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to: email,
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subject: `⚠️ MedAssist - ${lowStock.length} Medication${lowStock.length > 1 ? "s" : ""} Running Low`,
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text: plainText,
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html,
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});
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return reply.send({ success: true, message: "Reminder email sent" });
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} catch (error) {
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const errorMessage = error instanceof Error ? error.message : "Unknown error";
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return reply.status(500).send({ error: `Failed to send email: ${errorMessage}` });
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}
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});
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}
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@@ -7,6 +7,9 @@ type SettingsBody = {
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emailEnabled: boolean;
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notificationEmail: string;
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reminderDaysBefore: number;
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lowStockDays: number;
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normalStockDays: number;
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highStockDays: number;
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};
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type TestEmailBody = {
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@@ -21,17 +24,28 @@ type NotificationSettings = {
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emailEnabled: boolean;
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notificationEmail: string;
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reminderDaysBefore: number;
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lowStockDays: number;
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normalStockDays: number;
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highStockDays: number;
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};
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function loadNotificationSettings(): NotificationSettings {
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try {
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if (existsSync(notificationSettingsFile)) {
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return JSON.parse(readFileSync(notificationSettingsFile, "utf-8"));
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const saved = JSON.parse(readFileSync(notificationSettingsFile, "utf-8"));
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return {
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emailEnabled: saved.emailEnabled ?? false,
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notificationEmail: saved.notificationEmail ?? "",
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reminderDaysBefore: saved.reminderDaysBefore ?? 7,
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lowStockDays: saved.lowStockDays ?? 30,
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normalStockDays: saved.normalStockDays ?? 90,
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highStockDays: saved.highStockDays ?? 180,
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};
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}
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} catch {
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// ignore
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}
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return { emailEnabled: false, notificationEmail: "", reminderDaysBefore: 7 };
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return { emailEnabled: false, notificationEmail: "", reminderDaysBefore: 7, lowStockDays: 30, normalStockDays: 90, highStockDays: 180 };
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}
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function saveNotificationSettings(settings: NotificationSettings): void {
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@@ -48,6 +62,9 @@ export async function settingsRoutes(app: FastifyInstance) {
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emailEnabled: notification.emailEnabled,
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notificationEmail: notification.notificationEmail,
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reminderDaysBefore: notification.reminderDaysBefore,
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lowStockDays: notification.lowStockDays,
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normalStockDays: notification.normalStockDays,
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highStockDays: notification.highStockDays,
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// SMTP settings (admin-configured, from .env)
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smtpHost: process.env.SMTP_HOST ?? "",
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smtpPort: parseInt(process.env.SMTP_PORT ?? "587"),
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@@ -67,6 +84,9 @@ export async function settingsRoutes(app: FastifyInstance) {
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emailEnabled: body.emailEnabled,
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notificationEmail: body.notificationEmail,
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reminderDaysBefore: body.reminderDaysBefore,
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lowStockDays: body.lowStockDays ?? 30,
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normalStockDays: body.normalStockDays ?? 90,
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highStockDays: body.highStockDays ?? 180,
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});
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return reply.send({ success: true });
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