import { prisma } from "@/lib/prisma";
import { Prisma } from "@/app/generated/prisma/client";

export const organizerRepo = {
  async findByUserId(userId: string) {
    return prisma.organizerVerification.findUnique({ where: { userId } });
  },

  async findById(id: string) {
    return prisma.organizerVerification.findUnique({ where: { id } });
  },

  async findByNikHash(nikHash: string) {
    return prisma.organizerVerification.findUnique({ where: { nikHash } });
  },

  async upsertForUser(
    userId: string,
    data: Omit<Prisma.OrganizerVerificationUncheckedCreateInput, "id" | "userId" | "createdAt" | "updatedAt">
  ) {
    return prisma.organizerVerification.upsert({
      where: { userId },
      create: { userId, ...data },
      update: data,
    });
  },

  async listByStatus(
    status?: "PENDING" | "APPROVED" | "REJECTED",
    filters?: {
      dateFrom?: Date;
      dateTo?: Date;
      reviewerEmail?: string;
    }
  ) {
    const where: Prisma.OrganizerVerificationWhereInput = {};
    if (status) where.status = status;
    if (filters?.dateFrom || filters?.dateTo) {
      where.createdAt = {
        ...(filters.dateFrom && { gte: filters.dateFrom }),
        ...(filters.dateTo && { lte: filters.dateTo }),
      };
    }
    if (filters?.reviewerEmail) {
      where.reviewedBy = { email: filters.reviewerEmail };
    }
    return prisma.organizerVerification.findMany({
      where,
      orderBy: { createdAt: "desc" },
      include: {
        user: { select: { id: true, name: true, email: true } },
        reviewedBy: { select: { id: true, name: true, email: true } },
      },
    });
  },

  async countByStatus(status: "PENDING" | "APPROVED" | "REJECTED") {
    return prisma.organizerVerification.count({ where: { status } });
  },

  /** Verifikasi terbaru (default PENDING) untuk preview di dashboard admin. */
  async listRecent(status: "PENDING" | "APPROVED" | "REJECTED", limit = 3) {
    return prisma.organizerVerification.findMany({
      where: { status },
      orderBy: { createdAt: "desc" },
      take: limit,
      select: {
        id: true,
        fullName: true,
        createdAt: true,
        user: { select: { id: true, name: true, email: true } },
      },
    });
  },

  /**
   * Phase 2: minta organizer upload ulang field tertentu. Reset status ke
   * PENDING tapi sengaja TIDAK clear data lama (organizer ganti field saat
   * submit ulang via /verify). Service `submitVerification` auto-clear flag.
   */
  async requestReupload(
    id: string,
    data: { fields: string[]; note: string }
  ) {
    return prisma.organizerVerification.update({
      where: { id },
      data: {
        status: "PENDING",
        reuploadRequested: true,
        reuploadFields: data.fields,
        reuploadNote: data.note,
        // Clear review state supaya muncul lagi di tab PENDING.
        reviewedById: null,
        reviewedAt: null,
      },
    });
  },

  /**
   * Phase 4: bikin verifikasi APPROVED tanpa upload KYC (manual override admin).
   * Placeholder NIK & no image keys — `isManualOverride = true` jadi marker.
   */
  async createManualOverride(input: {
    userId: string;
    adminId: string;
    note: string;
    fullName: string;
    nikEncrypted: string;
    nikHash: string;
    bankName: string;
    bankAccountNumber: string;
    bankAccountName: string;
    verifiedAt: Date;
  }) {
    return prisma.organizerVerification.create({
      data: {
        userId: input.userId,
        fullName: input.fullName,
        nikEncrypted: input.nikEncrypted,
        nikHash: input.nikHash,
        birthDate: new Date("1970-01-01"),
        address: "(manual override — tidak diisi)",
        ktpImageKey: "(manual override)",
        livenessKey: "(manual override)",
        bankName: input.bankName,
        bankAccountNumber: input.bankAccountNumber,
        bankAccountName: input.bankAccountName,
        status: "APPROVED",
        verifiedAt: input.verifiedAt,
        reviewedById: input.adminId,
        reviewedAt: input.verifiedAt,
        isManualOverride: true,
        manualOverrideById: input.adminId,
        manualOverrideNote: input.note,
      },
    });
  },

  /**
   * Reopen pengajuan REJECTED ke PENDING. Simpan rejection reason lama
   * sebagai catatan history (di-overwrite kalau di-reject lagi nanti).
   */
  async reopen(id: string, reopenNote: string) {
    return prisma.organizerVerification.update({
      where: { id },
      data: {
        status: "PENDING",
        reviewedById: null,
        reviewedAt: null,
        verifiedAt: null,
        // Pertahankan rejectionReason lama di field, append note reopen.
        rejectionReason: `[Dibuka kembali admin: ${reopenNote}]`,
      },
    });
  },

  async updateReview(
    id: string,
    data: {
      status: "APPROVED" | "REJECTED";
      rejectionReason?: string | null;
      reviewedById: string;
    }
  ) {
    const now = new Date();
    return prisma.organizerVerification.update({
      where: { id },
      data: {
        status: data.status,
        rejectionReason: data.rejectionReason ?? null,
        reviewedById: data.reviewedById,
        reviewedAt: now,
        verifiedAt: data.status === "APPROVED" ? now : null,
      },
    });
  },
};