47 lines
1.6 KiB
C#
47 lines
1.6 KiB
C#
|
using System;
|
|||
|
|
using System.Collections.Generic;
|
|||
|
|
using System.Linq;
|
|||
|
|
|
|||
|
|
namespace BoreholeExtract
|
|||
|
|
{
|
|||
|
|
public class KeywordMatcher
|
|||
|
|
{
|
|||
|
|
// 缓存字典：Key是枚举，Value是用户配置的关键词列表
|
|||
|
|
private readonly Dictionary<Identify, List<string>> _keywordMap;
|
|||
|
|
|
|||
|
|
// 构造函数：传入 ViewModel 中的数据
|
|||
|
|
public KeywordMatcher(IEnumerable<CategoryWrapper> dashboardItems)
|
|||
|
|
{
|
|||
|
|
_keywordMap = new Dictionary<Identify, List<string>>();
|
|||
|
|
|
|||
|
|
foreach (var item in dashboardItems)
|
|||
|
|
{
|
|||
|
|
// 过滤掉空字符串，防止 txt.Contains("") 永远为 true
|
|||
|
|
var validKeywords = item.Items
|
|||
|
|
.Where(k => !string.IsNullOrWhiteSpace(k))
|
|||
|
|
.ToList();
|
|||
|
|
|
|||
|
|
if (validKeywords.Count > 0)
|
|||
|
|
{
|
|||
|
|
_keywordMap[item.Id] = validKeywords;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 判断文本是否包含该 ID 下的任意一个关键词
|
|||
|
|
/// </summary>
|
|||
|
|
public bool IsMatch(Identify id, string text)
|
|||
|
|
{
|
|||
|
|
if (string.IsNullOrEmpty(text)) return false;
|
|||
|
|
|
|||
|
|
// 如果配置里没有这个 ID，直接返回 false
|
|||
|
|
if (!_keywordMap.TryGetValue(id, out var keywords)) return false;
|
|||
|
|
|
|||
|
|
// 核心逻辑：只要包含任意一个关键词，就返回 true
|
|||
|
|
// StringComparison.OrdinalIgnoreCase 可以忽略大小写（可选）
|
|||
|
|
return keywords.Any(k => text.Contains(k, StringComparison.OrdinalIgnoreCase));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|