tentatively finished QueryUser function

1 files changed, 14 insertions, 4 deletions

diff --git a/cache/index.go b/cache/index.go
index 0cf8065..ee00479 100644
--- a/cache/index.go
+++ b/cache/index.go
@@ -2,6 +2,7 @@ package cache
 
 import (
 	"log"
+	"sort"
 	"strings"
 	"time"
 )
@@ -11,7 +12,8 @@ func NewUserIndex() *UserIndex {
 	return &UserIndex{}
 }
 
-// AddUser inserts a new user into the index. The *Data struct only contains the nickname.)
+// AddUser inserts a new user into the index. The *Data struct
+// contains the nickname and the time the user was added.
 func (index UserIndex) AddUser(nick string, url string) {
 	rfc3339date, err := time.Now().MarshalText()
 	if err != nil {
@@ -29,15 +31,23 @@ func (index UserIndex) DelUser(url string) {
 	imutex.Unlock()
 }
 
+// QueryUser checks the user index for nicknames that contain the
+// nickname provided as an argument. Entries are returned sorted
+// by the date they were added to the index.
 func (index UserIndex) QueryUser(name string) []string {
+	var timekey = map[time.Time]string{}
+	var sortedkeys TimeSlice
 	var users []string
-	var entry string
 	for k, v := range index {
 		if strings.Contains(v.nick, name) {
-			entry = v.nick + "\t" + k + "\t" + string(v.apidate)
-			users = append(users, entry)
+			timekey[v.date] = v.nick + "\t" + k + "\t" + string(v.apidate)
+			sortedkeys = append(sortedkeys, v.date)
 		}
 	}
+	sort.Sort(sortedkeys)
+	for _, e := range sortedkeys {
+		users = append(users, timekey[e])
+	}
 
 	return users
 }