Initial import: property management SaaS + security hardening + admin dashboard

Property Management Network — Next.js 16 (App Router), Better Auth, Drizzle ORM over PostgreSQL, Stripe, OpenAI, Resend. Includes: - Security hardening: access-control/IDOR fixes, TLS-by-default DB layer, constant-time cron auth, strict security headers, atomic AI quota gating, HTML/email output encoding, demo-backdoor disabled in production. - Superadmin dashboard at /admin (overview/MRR, server-paginated users with ban/impersonate/plan/delete, billing, platform activity + admin audit log, AI usage, system health) via the Better Auth admin plugin. - Seed/migration utility scripts under scripts/. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-23 20:36:07 -04:00
commit 857b9a7811
291 changed files with 38996 additions and 0 deletions
@@ -0,0 +1,59 @@
+import { NextResponse } from "next/server"
+import { and, eq } from "drizzle-orm"
+import { db } from "@/lib/db"
+import { rent_payments } from "@/lib/db/schema"
+import { getSessionUser } from "@/lib/session"
+import { rentPaymentSchema } from "@/lib/validations"
+import { ownsProperty, ownsUnit, ownsTenant } from "@/lib/db/ownership"
+import { logActivity } from "@/lib/activity"
+
+export async function PATCH(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  const user = await getSessionUser()
+  if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+  const { id } = await params
+  const body = await request.json()
+  const parsed = rentPaymentSchema.partial().safeParse(body)
+  if (!parsed.success) return NextResponse.json({ error: parsed.error.flatten() }, { status: 400 })
+
+  if (
+    !(await ownsProperty(user.id, parsed.data.property_id)) ||
+    !(await ownsUnit(user.id, parsed.data.unit_id)) ||
+    !(await ownsTenant(user.id, parsed.data.tenant_id))
+  ) {
+    return NextResponse.json({ error: "Invalid reference" }, { status: 403 })
+  }
+
+  // Auto-set paid_date when status → paid
+  const updateData = { ...parsed.data }
+  if (parsed.data.status === "paid" && !parsed.data.paid_date) {
+    updateData.paid_date = new Date().toISOString().slice(0, 10)
+  }
+
+  const [data] = await db
+    .update(rent_payments)
+    .set(updateData)
+    .where(and(eq(rent_payments.id, id), eq(rent_payments.user_id, user.id)))
+    .returning()
+
+  if (parsed.data.status === "paid") {
+    await logActivity({
+      userId: user.id,
+      type: "rent_paid",
+      title: "Rent payment marked as paid",
+      entityType: "rent_payment",
+      entityId: id,
+    })
+  }
+
+  return NextResponse.json(data)
+}
+
+export async function DELETE(_: Request, { params }: { params: Promise<{ id: string }> }) {
+  const user = await getSessionUser()
+  if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+  const { id } = await params
+  await db.delete(rent_payments).where(and(eq(rent_payments.id, id), eq(rent_payments.user_id, user.id)))
+  return NextResponse.json({ success: true })
+}
@@ -0,0 +1,63 @@
+import { NextResponse } from "next/server"
+import { and, eq } from "drizzle-orm"
+import { db } from "@/lib/db"
+import { leases, rent_payments } from "@/lib/db/schema"
+import { getSessionUser } from "@/lib/session"
+
+export async function POST(request: Request) {
+  const user = await getSessionUser()
+  if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+  const { year, month } = await request.json() as { year: number; month: number }
+  if (!year || month === undefined) return NextResponse.json({ error: "year and month required" }, { status: 400 })
+
+  // Get all active leases with rent amount
+  const activeLeases = await db
+    .select({
+      id: leases.id,
+      tenant_id: leases.tenant_id,
+      property_id: leases.property_id,
+      unit_id: leases.unit_id,
+      rent_amount: leases.rent_amount,
+    })
+    .from(leases)
+    .where(and(eq(leases.user_id, user.id), eq(leases.status, "active")))
+
+  if (!activeLeases.length) return NextResponse.json({ created: 0, skipped: 0 })
+
+  // Build due date: first of selected month
+  const pad = (n: number) => String(n).padStart(2, "0")
+  const due_date = `${year}-${pad(month + 1)}-01`
+
+  // Check which already exist for this month
+  const existing = await db
+    .select({ tenant_id: rent_payments.tenant_id })
+    .from(rent_payments)
+    .where(and(eq(rent_payments.user_id, user.id), eq(rent_payments.due_date, due_date)))
+
+  const existingTenantIds = new Set(existing.map((p) => p.tenant_id))
+
+  const toInsert = activeLeases
+    .filter((l) => !existingTenantIds.has(l.tenant_id))
+    .map((l) => ({
+      user_id:     user.id,
+      tenant_id:   l.tenant_id,
+      property_id: l.property_id,
+      unit_id:     l.unit_id ?? null,
+      amount:      l.rent_amount,
+      due_date,
+      status:      "pending" as const,
+    }))
+
+  if (toInsert.length === 0) {
+    return NextResponse.json({ created: 0, skipped: activeLeases.length, message: "All payments already exist for this month." })
+  }
+
+  await db.insert(rent_payments).values(toInsert)
+
+  return NextResponse.json({
+    created: toInsert.length,
+    skipped: existingTenantIds.size,
+    message: `Created ${toInsert.length} payment${toInsert.length !== 1 ? "s" : ""} for ${due_date.slice(0, 7)}.`,
+  })
+}
@@ -0,0 +1,41 @@
+import { NextResponse } from "next/server"
+import { and, eq } from "drizzle-orm"
+import { db } from "@/lib/db"
+import { rent_payments } from "@/lib/db/schema"
+import { getSessionUser } from "@/lib/session"
+import { createRentPaymentLink } from "@/lib/stripe/payment-links"
+
+export async function POST(request: Request) {
+  const user = await getSessionUser()
+  if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+  const { payment_id } = await request.json() as { payment_id: string }
+
+  const payment = await db.query.rent_payments.findFirst({
+    where: and(eq(rent_payments.id, payment_id), eq(rent_payments.user_id, user.id)),
+    with: {
+      tenant: { columns: { first_name: true, last_name: true } },
+      property: { columns: { name: true } },
+      unit: { columns: { unit_number: true } },
+    },
+  })
+
+  if (!payment) return NextResponse.json({ error: "Payment not found" }, { status: 404 })
+
+  const link = await createRentPaymentLink({
+    tenantName: `${payment.tenant.first_name} ${payment.tenant.last_name}`,
+    propertyName: payment.property.name,
+    unitNumber: payment.unit?.unit_number ?? "—",
+    amount: payment.amount,
+    tenantId: payment.tenant_id,
+    paymentId: payment.id,
+  })
+
+  // Save link ID to payment record
+  await db
+    .update(rent_payments)
+    .set({ stripe_payment_link_id: link.id })
+    .where(and(eq(rent_payments.id, payment_id), eq(rent_payments.user_id, user.id)))
+
+  return NextResponse.json({ url: link.url })
+}
@@ -0,0 +1,66 @@
+import { NextResponse } from "next/server"
+import { and, desc, eq, sql } from "drizzle-orm"
+import { db } from "@/lib/db"
+import { rent_payments } from "@/lib/db/schema"
+import { getSessionUser } from "@/lib/session"
+import { rentPaymentSchema } from "@/lib/validations"
+import { ownsProperty, ownsUnit, ownsTenant } from "@/lib/db/ownership"
+
+export async function GET(request: Request) {
+  const user = await getSessionUser()
+  if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+  const { searchParams } = new URL(request.url)
+  const status = searchParams.get("status")
+  const tenantId = searchParams.get("tenant_id")
+  const page = Math.max(1, parseInt(searchParams.get("page") ?? "1", 10))
+  const limit = Math.min(100, Math.max(1, parseInt(searchParams.get("limit") ?? "50", 10)))
+  const offset = (page - 1) * limit
+
+  const where = and(
+    eq(rent_payments.user_id, user.id),
+    status ? eq(rent_payments.status, status as typeof rent_payments.$inferSelect.status) : undefined,
+    tenantId ? eq(rent_payments.tenant_id, tenantId) : undefined
+  )
+
+  const [data, [{ count }]] = await Promise.all([
+    db.query.rent_payments.findMany({
+      where,
+      with: {
+        tenant: { columns: { first_name: true, last_name: true, email: true } },
+        property: { columns: { name: true } },
+        unit: { columns: { unit_number: true } },
+      },
+      orderBy: desc(rent_payments.due_date),
+      limit,
+      offset,
+    }),
+    db.select({ count: sql<number>`count(*)::int` }).from(rent_payments).where(where),
+  ])
+
+  return NextResponse.json({ data, total: count ?? 0, page, limit })
+}
+
+export async function POST(request: Request) {
+  const user = await getSessionUser()
+  if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+  const body = await request.json()
+  const parsed = rentPaymentSchema.safeParse(body)
+  if (!parsed.success) return NextResponse.json({ error: parsed.error.flatten() }, { status: 400 })
+
+  if (
+    !(await ownsProperty(user.id, parsed.data.property_id)) ||
+    !(await ownsUnit(user.id, parsed.data.unit_id)) ||
+    !(await ownsTenant(user.id, parsed.data.tenant_id))
+  ) {
+    return NextResponse.json({ error: "Invalid reference" }, { status: 403 })
+  }
+
+  const [data] = await db
+    .insert(rent_payments)
+    .values({ ...parsed.data, user_id: user.id })
+    .returning()
+
+  return NextResponse.json(data, { status: 201 })
+}
@@ -0,0 +1,87 @@
+import { NextResponse } from "next/server"
+import { and, eq, sql } from "drizzle-orm"
+import { db } from "@/lib/db"
+import { rent_payments, profiles } from "@/lib/db/schema"
+import { getSessionUser } from "@/lib/session"
+import { sendEmail } from "@/lib/email/send"
+import { paymentLinkSchema } from "@/lib/validations"
+
+export async function POST(request: Request) {
+  const user = await getSessionUser()
+  if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+  const body = await request.json()
+  const parsed = paymentLinkSchema.safeParse(body)
+  if (!parsed.success) {
+    return NextResponse.json({ error: parsed.error.issues[0]?.message ?? "Invalid payment ID" }, { status: 400 })
+  }
+
+  const { payment_id } = parsed.data
+
+  // Fetch payment with tenant details
+  const payment = await db.query.rent_payments.findFirst({
+    where: and(eq(rent_payments.id, payment_id), eq(rent_payments.user_id, user.id)),
+    with: {
+      tenant: { columns: { first_name: true, last_name: true, email: true } },
+      property: { columns: { name: true } },
+      unit: { columns: { unit_number: true } },
+    },
+  })
+
+  if (!payment) return NextResponse.json({ error: "Payment not found" }, { status: 404 })
+  if (!payment.tenant?.email) return NextResponse.json({ error: "Tenant has no email address" }, { status: 400 })
+
+  // Fetch landlord profile for payment instructions
+  const profile = await db.query.profiles.findFirst({
+    where: eq(profiles.id, user.id),
+    columns: { full_name: true },
+  })
+
+  const tenantName = `${payment.tenant.first_name} ${payment.tenant.last_name}`
+  const amount = Number(payment.amount).toLocaleString("en-US", { style: "currency", currency: "USD" })
+  const dueDate = new Date(payment.due_date).toLocaleDateString("en-US", { month: "long", day: "numeric", year: "numeric" })
+
+  const html = `
+    <div style="font-family:sans-serif;max-width:560px;margin:0 auto;background:#09090b;color:#fff;border-radius:12px;overflow:hidden;">
+      <div style="background:linear-gradient(135deg,#4f46e5,#7c3aed);padding:32px;text-align:center;">
+        <h1 style="margin:0;font-size:24px;font-weight:700;">Rent Payment Due</h1>
+        <p style="margin:8px 0 0;opacity:.8;font-size:14px;">Property Management Network</p>
+      </div>
+      <div style="padding:32px;">
+        <p style="font-size:16px;margin:0 0 8px;">Hi ${tenantName},</p>
+        <p style="color:rgba(255,255,255,.6);font-size:14px;margin:0 0 24px;">
+          Your rent payment of <strong style="color:#fff;">${amount}</strong> is due on <strong style="color:#fff;">${dueDate}</strong>
+          for ${payment.property?.name}${payment.unit ? ` Unit ${payment.unit.unit_number}` : ""}.
+        </p>
+        <p style="color:rgba(255,255,255,.6);font-size:14px;margin:0 0 16px;">
+          Please arrange payment at your earliest convenience. Contact your landlord if you have any questions.
+        </p>
+        <p style="color:rgba(255,255,255,.4);font-size:12px;margin:24px 0 0;border-top:1px solid rgba(255,255,255,.08);padding-top:16px;">
+          Sent by ${profile?.full_name ?? "Your Landlord"} via Property Management Network
+        </p>
+      </div>
+    </div>
+  `
+
+  try {
+    await sendEmail({
+      to: payment.tenant.email,
+      subject: `Rent Payment Due — ${amount} on ${dueDate}`,
+      html,
+    })
+  } catch {
+    return NextResponse.json({ error: "Failed to send email" }, { status: 500 })
+  }
+
+  // Update rent_payment to mark reminder sent
+  try {
+    await db.execute(
+      sql`update rent_payments set reminder_sent_at = now() where id = ${payment_id} and user_id = ${user.id}`
+    )
+  } catch {
+    // Email sent successfully, but tracking update failed — still return ok
+    return NextResponse.json({ ok: true, message: `Payment reminder sent to ${payment.tenant.email} (tracking update failed)` })
+  }
+
+  return NextResponse.json({ ok: true, message: `Payment reminder sent to ${payment.tenant.email}` })
+}