import { NextRequest, NextResponse } from "next/server"
import { getServerSession } from "next-auth"
import { authOptions } from "@/lib/auth"
import { prisma } from "@/lib/prisma"

// 获取当前用户的所有相关活动日志（拥有的或参与的家族树）
export async function GET(req: NextRequest) {
  try {
    const session = await getServerSession(authOptions)
    
    if (!session?.user?.id) {
      return NextResponse.json({ error: "未授权" }, { status: 401 })
    }

    const { searchParams } = new URL(req.url)
    const limit = parseInt(searchParams.get('limit') || '50')

    // 1. 查找用户拥有或协作的所有家族树 ID
    const ownedTrees = await prisma.familyTree.findMany({
      where: { ownerId: session.user.id },
      select: { id: true }
    })
    
    const collaboratedTrees = await prisma.treeCollaborator.findMany({
      where: { userId: session.user.id },
      select: { treeId: true }
    })

    const treeIds = [
      ...ownedTrees.map(t => t.id),
      ...collaboratedTrees.map(c => c.treeId)
    ]

    // 2. 查询这些家族树的日志
    const logs = await prisma.activityLog.findMany({
      where: {
        treeId: { in: treeIds }
      },
      orderBy: { timestamp: 'desc' },
      take: limit,
      include: {
        user: {
          select: {
            id: true,
            name: true,
            email: true
          }
        },
        tree: {
          select: {
            id: true,
            name: true
          }
        }
      }
    })

    return NextResponse.json({ logs })
  } catch (error) {
    console.error("获取用户活动日志失败:", error)
    return NextResponse.json(
      { error: "获取用户活动日志失败" },
      { status: 500 }
    )
  }
}