feat: make billing better (#203)

apps/web/src/server/service/contact-book-service.ts

@@ -0,0 +1,83 @@
+import { CampaignStatus, type ContactBook } from "@prisma/client";
+import { db } from "../db";
+import { LimitService } from "./limit-service";
+import { UnsendApiError } from "../public-api/api-error";
+
+export async function getContactBooks(teamId: number, search?: string) {
+  return db.contactBook.findMany({
+    where: {
+      teamId,
+      ...(search ? { name: { contains: search, mode: "insensitive" } } : {}),
+    },
+    include: {
+      _count: {
+        select: { contacts: true },
+      },
+    },
+  });
+}
+
+export async function createContactBook(teamId: number, name: string) {
+  const { isLimitReached, reason } =
+    await LimitService.checkContactBookLimit(teamId);
+
+  if (isLimitReached) {
+    throw new UnsendApiError({
+      code: "FORBIDDEN",
+      message: reason ?? "Contact book limit reached",
+    });
+  }
+
+  return db.contactBook.create({
+    data: {
+      name,
+      teamId,
+      properties: {},
+    },
+  });
+}
+
+export async function getContactBookDetails(contactBookId: string) {
+  const [totalContacts, unsubscribedContacts, campaigns] = await Promise.all([
+    db.contact.count({
+      where: { contactBookId },
+    }),
+    db.contact.count({
+      where: { contactBookId, subscribed: false },
+    }),
+    db.campaign.findMany({
+      where: {
+        contactBookId,
+        status: CampaignStatus.SENT,
+      },
+      orderBy: {
+        createdAt: "desc",
+      },
+      take: 2,
+    }),
+  ]);
+
+  return {
+    totalContacts,
+    unsubscribedContacts,
+    campaigns,
+  };
+}
+
+export async function updateContactBook(
+  contactBookId: string,
+  data: {
+    name?: string;
+    properties?: Record<string, string>;
+    emoji?: string;
+  }
+) {
+  return db.contactBook.update({
+    where: { id: contactBookId },
+    data,
+  });
+}
+
+export async function deleteContactBook(contactBookId: string) {
+  return db.contactBook.delete({ where: { id: contactBookId } });
+}