import { redirect } from "next/navigation";
import { auth } from "@/lib/auth";
import { getBackgroundImage } from "@/lib/preferences";
import NavigationWrapper from "@/components/navigation/NavigationWrapper";
import HousesSection from "@/components/houses/HousesSection";
import { houseService } from "@/services/houses/house.service";
import { prisma } from "@/services/database";
import type {
  House,
  HouseMembership,
  HouseInvitation,
} from "@/prisma/generated/prisma/client";

export const dynamic = "force-dynamic";

// Types pour les données sérialisées
type HouseWithRelations = House & {
  creator?: {
    id: string;
    username: string;
    avatar: string | null;
  } | null;
  creatorId?: string;
  memberships?: Array<
    HouseMembership & {
      user: {
        id: string;
        username: string;
        avatar: string | null;
        score: number | null;
        level: number | null;
      };
    }
  >;
};

type InvitationWithRelations = HouseInvitation & {
  house: {
    id: string;
    name: string;
  };
  inviter: {
    id: string;
    username: string;
    avatar: string | null;
  };
};

export default async function HousesPage() {
  const session = await auth();

  if (!session?.user?.id) {
    redirect("/login");
  }

  const [housesData, myHouseData, invitationsData, users, backgroundImage] =
    await Promise.all([
      // Récupérer les maisons
      houseService.getAllHouses({
        include: {
          memberships: {
            include: {
              user: {
                select: {
                  id: true,
                  username: true,
                  avatar: true,
                  score: true,
                  level: true,
                },
              },
            },
            orderBy: [
              { role: "asc" }, // OWNER, ADMIN, MEMBER
              { user: { score: "desc" } }, // Puis par score décroissant
            ],
          },
          creator: {
            select: {
              id: true,
              username: true,
              avatar: true,
            },
          },
        },
      }),
      // Récupérer la maison de l'utilisateur
      houseService.getUserHouse(session.user.id, {
        memberships: {
          include: {
            user: {
              select: {
                id: true,
                username: true,
                avatar: true,
                score: true,
                level: true,
              },
            },
          },
        },
        creator: {
          select: {
            id: true,
            username: true,
            avatar: true,
          },
        },
      }),
      // Récupérer les invitations de l'utilisateur
      houseService.getUserInvitations(session.user.id, "PENDING"),
      // Récupérer tous les utilisateurs sans maison pour les invitations
      prisma.user.findMany({
        where: {
          houseMemberships: {
            none: {},
          },
        },
        select: {
          id: true,
          username: true,
          avatar: true,
        },
        orderBy: {
          username: "asc",
        },
      }),
      getBackgroundImage("challenges", "/got-2.jpg"),
    ]);

  // Sérialiser les données pour le client
  const houses = (housesData as HouseWithRelations[]).map(
    (house: HouseWithRelations) => ({
      id: house.id,
      name: house.name,
      description: house.description,
      creator: house.creator || {
        id: house.creatorId || "",
        username: "Unknown",
        avatar: null,
      },
      memberships: (house.memberships || []).map((m) => ({
        id: m.id,
        role: m.role,
        user: {
          id: m.user.id,
          username: m.user.username,
          avatar: m.user.avatar,
          score: m.user.score ?? 0,
          level: m.user.level ?? 1,
        },
      })),
    })
  );

  const myHouse = myHouseData
    ? {
        id: myHouseData.id,
        name: myHouseData.name,
        description: myHouseData.description,
        creator: (myHouseData as HouseWithRelations).creator || {
          id: (myHouseData as HouseWithRelations).creatorId || "",
          username: "Unknown",
          avatar: null,
        },
        memberships: (
          (myHouseData as HouseWithRelations).memberships || []
        ).map((m) => ({
          id: m.id,
          role: m.role,
          user: {
            id: m.user.id,
            username: m.user.username,
            avatar: m.user.avatar,
            score: m.user.score ?? 0,
            level: m.user.level ?? 1,
          },
        })),
      }
    : null;

  const invitations = (invitationsData as InvitationWithRelations[]).map(
    (inv: InvitationWithRelations) => ({
      id: inv.id,
      house: {
        id: inv.house.id,
        name: inv.house.name,
      },
      inviter: inv.inviter,
      status: inv.status,
      createdAt: inv.createdAt.toISOString(),
    })
  );

  return (
    <main className="min-h-screen bg-black relative">
      <NavigationWrapper />
      <HousesSection
        initialHouses={houses}
        initialMyHouse={myHouse}
        initialUsers={users}
        initialInvitations={invitations}
        backgroundImage={backgroundImage}
      />
    </main>
  );
}