Agent-System/internal/intent/recognizer_matchers_kb.go

package intent

import (
	"regexp"
	"strings"
)

// matchKnowledgeQuery 匹配法规标准、标杆案例与权限查询
func matchKnowledgeQuery(input string) *CandidateIntent {
	// 排除事实参数补充的输入场景
	excludeKeywords := []string{"客户说", "客户反馈", "客户补充", "补充说", "补充", "修改为", "改为", "增加"}
	for _, ek := range excludeKeywords {
		if strings.Contains(input, ek) {
			return nil
		}
	}

	// 1. 用户权限查询 (IntentQueryUserRights)
	userRightsPatterns := []string{
		"我的权限", "我有什么权限", "我负责什么", "我的角色", "查看我的职责",
		"查询权限", "当前权限", "我在这个项目的角色", "法定角色", "法定职责", "我的职责",
		"文档权限", "文档职责", "权限和职责", "职责和权限", "负责哪些文档", "权限",
	}
	for _, p := range userRightsPatterns {
		if strings.Contains(input, p) {
			return &CandidateIntent{
				Intent:     IntentQueryUserRights,
				Confidence: 0.95,
				FilledSlots: map[string]string{
					SlotQueryTopic: "user_rights",
				},
				Reasoning: "用户查询自身在项目及受控文档中的法定职责与操作权限",
			}
		}
	}

	// 2. 标杆/相似案例查询 (IntentQuerySimilarCases)
	similarCasesPatterns := []string{
		"参考案例", "往期经验", "类似项目", "相似案例", "同类产品",
		"同类项目", "以往案例", "标杆案例", "同类获批", "竞品获批案例",
		"注册案例", "申报案例",
	}
	for _, p := range similarCasesPatterns {
		if strings.Contains(input, p) {
			return &CandidateIntent{
				Intent:     IntentQuerySimilarCases,
				Confidence: 0.92,
				FilledSlots: map[string]string{
					SlotQueryTopic: "similar_cases",
				},
				Reasoning: "用户查询以往类似产品的注册申报、上市审评或标杆案例与经验",
			}
		}
	}

	// 3. 法规强标查询 (IntentQueryRegulations)
	regKeywords := []string{
		"gb 9706", "gb9706", "yy 0505", "yy0505", "强制性标准", "强标",
		"技术审评指导原则", "指导原则", "合规要求", "注册标准",
	}
	lower := strings.ToLower(input)
	for _, rk := range regKeywords {
		if strings.Contains(lower, rk) {
			return &CandidateIntent{
				Intent:     IntentQueryRegulations,
				Confidence: 0.92,
				FilledSlots: map[string]string{
					SlotQueryTopic: "regulations",
				},
				Reasoning: "用户咨询医疗器械适用的国家标准、行业强标或审评指导原则法规",
			}
		}
	}

	if (strings.Contains(lower, "法规") || strings.Contains(lower, "标准") || strings.Contains(lower, "yy") || strings.Contains(lower, "fda") || strings.Contains(lower, "ce")) &&
		(strings.Contains(lower, "查") || strings.Contains(lower, "哪些") || strings.Contains(lower, "满足") || strings.Contains(lower, "要求") || strings.Contains(lower, "规范")) {
		return &CandidateIntent{
			Intent:     IntentQueryRegulations,
			Confidence: 0.90,
			FilledSlots: map[string]string{
				SlotQueryTopic: "regulations",
			},
			Reasoning: "用户咨询医疗器械适用的国家标准、行业强标或审评指导原则法规",
		}
	}

	if cand := matchMaterialRequest(input); cand != nil {
		return cand
	}

	return nil
}

// matchMaterialRequest 识别说明书、操作视频、竞品资料等获取请求。
// 写动词（生成/编写）留给任务触发，避免把「编写说明书」误判成检索。
func matchMaterialRequest(input string) *CandidateIntent {
	if hasTaskWriteVerb(input) || hasWeakTaskWriteVerb(input) {
		return nil
	}
	for _, v := range []string{"撰写", "写一", "输出"} {
		if strings.Contains(input, v) {
			return nil
		}
	}
	patterns := []string{
		"说明书", "操作视频", "产品视频", "彩页", "规格书",
		"使用手册", "操作手册", "产品手册", "手册",
		"上一代", "前代", "上代产品",
		"竞品", "同类产品资料",
	}
	for _, p := range patterns {
		if strings.Contains(input, p) {
			return &CandidateIntent{
				Intent:     IntentQuerySimilarCases,
				Confidence: 0.82,
				FilledSlots: map[string]string{
					SlotQueryTopic: "materials",
				},
				Reasoning: "用户在索取说明书、操作视频、竞品或上一代产品资料，走知识检索",
			}
		}
	}
	return nil
}

// extractDocName 从文本或预设映射中提取目标受控文档名称/标识
func extractDocName(input string) string {
	reDocID := regexp.MustCompile(`(doc-[a-zA-Z0-9_-]+)`)
	if match := reDocID.FindString(input); match != "" {
		return match
	}

	docNames := []string{
		"用户初始需求收集表", "用户初始需求表", "用户需求收集表", "需求收集表", "需求表",
		"技术与市场调研报告", "调研报告",
		"法规与注册论证报告", "法规评估", "注册评估",
		"初步设计与架构方案", "初步设计", "设计方案",
		"CDO报价单", "初步报价单", "报价单",
	}
	for _, name := range docNames {
		if strings.Contains(input, name) {
			return name
		}
	}

	reBa := regexp.MustCompile(`把\s*(.+?)\s*(?:审核驳回|终审驳回|驳回|审核通过|批准|认领|送审|提交审核)`)
	if match := reBa.FindStringSubmatch(input); len(match) > 1 {
		return strings.TrimSpace(match[1])
	}

	return ""
}

// extractRejectReason 从用户输入中提取驳回意见或批注内容
func extractRejectReason(input string) string {
	reReason := regexp.MustCompile(`(?:意见为|意见是|意见|理由为|理由是|理由|原因|批注为|批注|修改意见)[：:\s]\s*(.+)`)
	if match := reReason.FindStringSubmatch(input); len(match) > 1 {
		res := strings.TrimSpace(match[1])
		return strings.Trim(res, "，,。；; ")
	}

	reAfterReject := regexp.MustCompile(`驳回[，,：:\s]+(.+)`)
	if match := reAfterReject.FindStringSubmatch(input); len(match) > 1 {
		res := strings.TrimSpace(match[1])
		res = regexp.MustCompile(`^(?:意见为|意见是|意见|理由为|理由是|理由|原因|批注为|批注|修改意见)[：:\s]\s*`).ReplaceAllString(res, "")
		res = strings.Trim(res, "，,。；; ")
		if res != "" {
			return res
		}
	}

	return ""
}

// extractSection 从文本中抽取目标章节线索 (如 "第3节", "3.1节")
func extractSection(input string) string {
	reSection := regexp.MustCompile(`(第[0-9一二三四五六七八九十]+[章节条部分]+|[0-9]+\.[0-9]+[节章]*)`)
	if match := reSection.FindString(input); match != "" {
		return match
	}
	return ""
}