Added arn to the main repository

arn/search/Threads.go

@@ -0,0 +1,47 @@
+package search
+
+import (
+	"sort"
+	"strings"
+
+	"github.com/animenotifier/notify.moe/arn"
+	"github.com/animenotifier/notify.moe/arn/stringutils"
+)
+
+// Threads searches all threads.
+func Threads(originalTerm string, maxLength int) []*arn.Thread {
+	term := strings.ToLower(stringutils.RemoveSpecialCharacters(originalTerm))
+	results := make([]*arn.Thread, 0, maxLength)
+
+	for thread := range arn.StreamThreads() {
+		if thread.ID == originalTerm {
+			return []*arn.Thread{thread}
+		}
+
+		text := strings.ToLower(thread.Text)
+
+		if strings.Contains(text, term) {
+			results = append(results, thread)
+			continue
+		}
+
+		text = strings.ToLower(thread.Title)
+
+		if strings.Contains(text, term) {
+			results = append(results, thread)
+			continue
+		}
+	}
+
+	// Sort
+	sort.Slice(results, func(i, j int) bool {
+		return results[i].Created > results[j].Created
+	})
+
+	// Limit
+	if len(results) >= maxLength {
+		results = results[:maxLength]
+	}
+
+	return results
+}