/**
 * 搜索工具函数
 */

import type { Exhibit, Hall, Facility } from '@/types'

/**
 * 搜索展品
 * @param exhibits 展品列表
 * @param keyword 关键词
 * @returns 匹配的展品列表
 */
export const searchExhibits = (exhibits: Exhibit[], keyword: string): Exhibit[] => {
  if (!keyword) return []

  const lowerKeyword = keyword.toLowerCase()
  return exhibits.filter(exhibit => {
    return (
      exhibit.name.toLowerCase().includes(lowerKeyword) ||
      exhibit.artist?.toLowerCase().includes(lowerKeyword) ||
      exhibit.description.toLowerCase().includes(lowerKeyword)
    )
  })
}

/**
 * 搜索展厅
 * @param halls 展厅列表
 * @param keyword 关键词
 * @returns 匹配的展厅列表
 */
export const searchHalls = (halls: Hall[], keyword: string): Hall[] => {
  if (!keyword) return []

  const lowerKeyword = keyword.toLowerCase()
  return halls.filter(hall => {
    return (
      hall.name.toLowerCase().includes(lowerKeyword) ||
      hall.description.toLowerCase().includes(lowerKeyword)
    )
  })
}

/**
 * 搜索设施
 * @param facilities 设施列表
 * @param keyword 关键词
 * @returns 匹配的设施列表
 */
export const searchFacilities = (facilities: Facility[], keyword: string): Facility[] => {
  if (!keyword) return []

  const lowerKeyword = keyword.toLowerCase()
  return facilities.filter(facility => {
    return (
      facility.name.toLowerCase().includes(lowerKeyword) ||
      facility.location.toLowerCase().includes(lowerKeyword)
    )
  })
}

/**
 * 综合搜索
 * @param exhibits 展品列表
 * @param halls 展厅列表
 * @param facilities 设施列表
 * @param keyword 关键词
 * @returns 搜索结果
 */
export const searchAll = (
  exhibits: Exhibit[],
  halls: Hall[],
  facilities: Facility[],
  keyword: string
) => {
  return {
    exhibits: searchExhibits(exhibits, keyword),
    halls: searchHalls(halls, keyword),
    facilities: searchFacilities(facilities, keyword)
  }
}