重构：更新搜索服务配置和错误处理

-
将 `debug` 常量更改为 `false`
-
在启动搜索服务之前，添加对 `bert.bin` 和 `bert-tokenizer.json` 存在性的检查
-
如果 `bert.bin` 或 `bert-tokenizer.json` 不存在，则打印日志消息
-
如果搜索功能未开启，则返回消息

Author: wailovet

main.go

@@ -30,7 +30,7 @@ var fsbin embed.FS
 
 var lm NLP
 
-const debug = true
+const debug = false
 
 const PORT = "36182" //内部端口
 

search.go

@@ -1,13 +1,20 @@
 package main
 
 import (
+	"log"
+
 	"github.com/wailovet/gosearch"
+	"github.com/wailovet/nuwa"
 )
 
 var msearch *gosearch.BingSearch
 var segBlock = gosearch.DefaultSegBlock
 
 func searchServiceStartUp() {
+	if !nuwa.Helper().PathExists("bert.bin") || !nuwa.Helper().PathExists("bert-tokenizer.json") {
+		log.Println("bert.bin or bert-tokenizer.json not exists")
+		return
+	}
 	gosearch.Install(
 		"bert.bin",
 		"bert-tokenizer.json",
@@ -18,6 +25,9 @@ func searchServiceStartUp() {
 }
 
 func search(query string, blockQuery string, day ...int) string {
+	if msearch == nil {
+		return "Search function is not turned on"
+	}
 	threshold := float32(3)
 	text := msearch.Search(query, threshold, 5, day...)
 	if text == "" && len(day) > 0 && day[0] == 0 {