feat: 添加用户关注功能

- 新增 Follow 表和 User.bio 字段 (Prisma schema) - 创建 follow 模块 (action-service-repository) - 新增 FollowButton/FollowStats/UserList 组件 - 用户页面显示 bio、粉丝/关注数、关注按钮 - 新增 /users/[username]/followers 和 following 页面 - 添加 en-US/zh-CN i18n 翻译 ⚠️ 需要运行: prisma migrate dev --name add_follow_and_bio
2026-03-10 14:56:06 +08:00
parent abcae1b8d1
commit 683a4104ec
20 changed files with 940 additions and 145 deletions
--- a/src/modules/follow/follow-repository.ts
+++ b/src/modules/follow/follow-repository.ts
@@ -0,0 +1,142 @@
+import { prisma } from "@/lib/db";
+import { createLogger } from "@/lib/logger";
+import type {
+  RepoInputCheckFollow,
+  RepoInputCreateFollow,
+  RepoInputDeleteFollow,
+  RepoInputGetFollowers,
+  RepoInputGetFollowing,
+  RepoOutputFollowerCount,
+  RepoOutputFollowUser,
+  RepoOutputFollowWithUser,
+  RepoOutputFollowingCount,
+  RepoOutputIsFollowing,
+} from "./follow-repository-dto";
+
+const log = createLogger("follow-repository");
+
+export async function repoCreateFollow(
+  dto: RepoInputCreateFollow
+): Promise<RepoOutputFollowUser> {
+  log.debug("Creating follow", { followerId: dto.followerId, followingId: dto.followingId });
+
+  const follow = await prisma.follow.create({
+    data: {
+      followerId: dto.followerId,
+      followingId: dto.followingId,
+    },
+  });
+
+  log.info("Follow created", { followId: follow.id });
+  return follow;
+}
+
+export async function repoDeleteFollow(
+  dto: RepoInputDeleteFollow
+): Promise<void> {
+  log.debug("Deleting follow", { followerId: dto.followerId, followingId: dto.followingId });
+
+  await prisma.follow.delete({
+    where: {
+      followerId_followingId: {
+        followerId: dto.followerId,
+        followingId: dto.followingId,
+      },
+    },
+  });
+
+  log.info("Follow deleted");
+}
+
+export async function repoCheckFollow(
+  dto: RepoInputCheckFollow
+): Promise<RepoOutputIsFollowing> {
+  const follow = await prisma.follow.findUnique({
+    where: {
+      followerId_followingId: {
+        followerId: dto.followerId,
+        followingId: dto.followingId,
+      },
+    },
+  });
+
+  return !!follow;
+}
+
+export async function repoGetFollowersCount(userId: string): Promise<RepoOutputFollowerCount> {
+  return prisma.follow.count({
+    where: { followingId: userId },
+  });
+}
+
+export async function repoGetFollowingCount(userId: string): Promise<RepoOutputFollowingCount> {
+  return prisma.follow.count({
+    where: { followerId: userId },
+  });
+}
+
+export async function repoGetFollowers(
+  dto: RepoInputGetFollowers
+): Promise<RepoOutputFollowWithUser[]> {
+  const { userId, page = 1, limit = 20 } = dto;
+  const skip = (page - 1) * limit;
+
+  const follows = await prisma.follow.findMany({
+    where: { followingId: userId },
+    include: {
+      follower: {
+        select: {
+          id: true,
+          username: true,
+          displayUsername: true,
+          image: true,
+          bio: true,
+        },
+      },
+    },
+    orderBy: { createdAt: "desc" },
+    skip,
+    take: limit,
+  });
+
+  return follows.map((f) => ({
+    id: f.id,
+    followerId: f.followerId,
+    followingId: f.followingId,
+    createdAt: f.createdAt,
+    user: f.follower,
+  }));
+}
+
+export async function repoGetFollowing(
+  dto: RepoInputGetFollowing
+): Promise<RepoOutputFollowWithUser[]> {
+  const { userId, page = 1, limit = 20 } = dto;
+  const skip = (page - 1) * limit;
+
+  const follows = await prisma.follow.findMany({
+    where: { followerId: userId },
+    include: {
+      following: {
+        select: {
+          id: true,
+          username: true,
+          displayUsername: true,
+          image: true,
+          bio: true,
+        },
+      },
+    },
+    orderBy: { createdAt: "desc" },
+    skip,
+    take: limit,
+  });
+
+  return follows.map((f) => ({
+    id: f.id,
+    followerId: f.followerId,
+    followingId: f.followingId,
+    createdAt: f.createdAt,
+    user: f.following,
+  }));
+}