feat: Router returns max 400chars for description

src/bucket/result/result.go

@@ -17,3 +17,21 @@ type Result struct {
 	TimesReturned uint8
 	Response      *colly.Response
 }
+
+func firstN(str string, n int) string {
+	v := []rune(str)
+	if n >= len(v) {
+		return str
+	}
+	return string(v[:n])
+}
+
+func Shorten(results []Result) []Result {
+	resultsShort := make([]Result, len(results))
+	copy(resultsShort, results)
+	for i := range resultsShort {
+		descShort := firstN(resultsShort[i].Description, 400)
+		resultsShort[i].Description = descShort
+	}
+	return resultsShort
+}

src/router/search.go

@@ -33,37 +33,42 @@ func Search(c *gin.Context, config *config.Config, db cache.DB) {
 		}
 	}
 
-	maxPages, err := strconv.Atoi(pages)
-	if err != nil {
-		log.Error().Err(err).Msgf("cannot convert \"%v\" to int, reverting to default value of 1", pages)
-		maxPages = 1
-	}
+	if query == "" {
+		c.String(http.StatusOK, "")
+	} else {
+		maxPages, err := strconv.Atoi(pages)
+		if err != nil {
+			log.Error().Err(err).Msgf("cannot convert \"%v\" to int, reverting to default value of 1", pages)
+			maxPages = 1
+		}
 
-	visitPages := false
-	if deepSearch != "false" {
-		log.Trace().Msgf("doing a deep search because deep is: %v", deepSearch)
-		visitPages = true
-	}
+		visitPages := false
+		if deepSearch != "false" {
+			log.Trace().Msgf("doing a deep search because deep is: %v", deepSearch)
+			visitPages = true
+		}
 
-	options := engines.Options{
-		MaxPages:   maxPages,
-		VisitPages: visitPages,
-	}
+		options := engines.Options{
+			MaxPages:   maxPages,
+			VisitPages: visitPages,
+		}
 
-	var results []result.Result
-	db.Get(query, &results)
-	if results != nil {
-		log.Debug().Msgf("Found results for query (%v) in cache", query)
-	} else {
-		log.Debug().Msg("Nothing found in cache, doing a clean search")
-		results = search.PerformSearch(query, options, config)
-		defer db.Set(query, results)
-	}
+		var results []result.Result
+		db.Get(query, &results)
+		if results != nil {
+			log.Debug().Msgf("Found results for query (%v) in cache", query)
+		} else {
+			log.Debug().Msg("Nothing found in cache, doing a clean search")
+			results = search.PerformSearch(query, options, config)
+			defer db.Set(query, results)
+		}
 
-	if resultsJson, err := json.Marshal(results); err != nil {
-		log.Error().Err(err).Msg("failed marshalling results")
-		c.String(http.StatusInternalServerError, "")
-	} else {
-		c.String(http.StatusOK, string(resultsJson))
+		resultsShort := result.Shorten(results)
+		if resultsJson, err := json.Marshal(resultsShort); err != nil {
+			log.Error().Err(err).Msg("failed marshalling results")
+			c.String(http.StatusInternalServerError, "")
+		} else {
+			c.String(http.StatusOK, string(resultsJson))
+		}
 	}
 }