watchyourlan/internal/web/sort.go
2023-10-06 22:37:01 +07:00

116 lines
2.2 KiB
Go

package web
import (
"bytes"
"net"
"net/http"
"reflect"
"sort"
"strconv"
"github.com/aceberg/WatchYourLAN/internal/models"
)
func sortByIPs(method string) {
type ipHost struct {
Host models.Host
IP net.IP
}
toSort := []ipHost{}
var oneSort ipHost
for _, oneHost := range AllHosts {
oneSort.Host = oneHost
oneSort.IP = net.ParseIP(oneHost.IP)
toSort = append(toSort, oneSort)
}
switch method {
case "asc":
sort.Slice(toSort, func(i, j int) bool {
return bytes.Compare(toSort[i].IP, toSort[j].IP) < 0
})
case "desc":
sort.Slice(toSort, func(i, j int) bool {
return bytes.Compare(toSort[i].IP, toSort[j].IP) > 0
})
}
AllHosts = []models.Host{}
for _, oneSort := range toSort {
AllHosts = append(AllHosts, oneSort.Host)
}
}
func sortHandler(w http.ResponseWriter, r *http.Request) {
sortMethod := r.FormValue("sort_method")
switch sortMethod {
case "name-up":
sortByField("asc", "Name")
case "name-down":
sortByField("desc", "Name")
case "ip-up":
sortByIPs("asc")
case "ip-down":
sortByIPs("desc")
case "mac-up":
sortByField("asc", "Mac")
case "mac-down":
sortByField("desc", "Mac")
case "hw-up":
sortByField("asc", "Hw")
case "hw-down":
sortByField("desc", "Hw")
case "date-up":
sortByField("asc", "Date")
case "date-down":
sortByField("desc", "Date")
case "known-up":
sortByField("asc", "Known")
case "known-down":
sortByField("desc", "Known")
default:
updateAllHosts()
}
http.Redirect(w, r, r.Header.Get("Referer"), 302)
}
func sortByField(method string, field string) {
type fieldHost struct {
Host models.Host
F string
}
toSort := []fieldHost{}
var oneSort fieldHost
for _, host := range AllHosts {
oneSort.Host = host
r := reflect.ValueOf(&host)
f := reflect.Indirect(r).FieldByName(field)
if field == "Known" {
oneSort.F = strconv.FormatUint(f.Uint(), 10)
} else {
oneSort.F = f.String()
}
toSort = append(toSort, oneSort)
}
switch method {
case "asc":
sort.Slice(toSort, func(i, j int) bool {
return toSort[i].F < toSort[j].F
})
case "desc":
sort.Slice(toSort, func(i, j int) bool {
return toSort[i].F > toSort[j].F
})
}
AllHosts = []models.Host{}
for _, oneSort := range toSort {
AllHosts = append(AllHosts, oneSort.Host)
}
}