import { Injectable } from '@nestjs/common';
import { PrismaService } from '@core/database/prisma/prisma.service';

@Injectable()
export class AuditLogRepository {
  constructor(private readonly prisma: PrismaService) {}

  createAuditLog(data: any) {
    return this.prisma.meetingAttendanceAuditLog.create({ data });
  }

  listAuditLogs(filters: {
    userId?: string;
    userEmail?: string;
    action?: string;
    resource?: string;
    startDate?: Date;
    endDate?: Date;
    page?: number;
    pageSize?: number;
  }) {
    const where: any = {};
    if (filters.userId) where.userId = filters.userId;
    if (filters.userEmail) where.userEmail = filters.userEmail;
    if (filters.action) where.action = filters.action;
    if (filters.resource) where.resource = filters.resource;
    if (filters.startDate || filters.endDate) {
      where.createdAt = {};
      if (filters.startDate) where.createdAt.gte = filters.startDate;
      if (filters.endDate) where.createdAt.lte = filters.endDate;
    }

    const page = filters.page || 1;
    const pageSize = filters.pageSize || 50;

    return this.prisma.meetingAttendanceAuditLog.findMany({
      where,
      orderBy: { createdAt: 'desc' },
      skip: (page - 1) * pageSize,
      take: pageSize,
    });
  }

  countAuditLogs(filters: {
    userId?: string;
    userEmail?: string;
    action?: string;
    resource?: string;
    startDate?: Date;
    endDate?: Date;
  }) {
    const where: any = {};
    if (filters.userId) where.userId = filters.userId;
    if (filters.userEmail) where.userEmail = filters.userEmail;
    if (filters.action) where.action = filters.action;
    if (filters.resource) where.resource = filters.resource;
    if (filters.startDate || filters.endDate) {
      where.createdAt = {};
      if (filters.startDate) where.createdAt.gte = filters.startDate;
      if (filters.endDate) where.createdAt.lte = filters.endDate;
    }

    return this.prisma.meetingAttendanceAuditLog.count({ where });
  }
}