Files
.examples
.github
alerting
client
config
controller
handler
badge.go
badge_test.go
chart.go
chart_test.go
config.go
config_test.go
cors.go
endpoint_status.go
endpoint_status_test.go
favicon.go
favicon_test.go
gzip.go
handler.go
handler_test.go
spa.go
spa_test.go
util.go
util_test.go
controller.go
controller_test.go
core
docs
jsonpath
metric
pattern
security
storage
test
util
vendor
watchdog
web
.dockerignore
.gitattributes
.gitignore
Dockerfile
LICENSE
Makefile
README.md
config.yaml
go.mod
go.sum
main.go
gatus/controller/handler/util.go

49 lines
1.1 KiB
Go

package handler
import (
"net/http"
"strconv"
"github.com/TwiN/gatus/v3/storage/store/common"
)
const (
// DefaultPage is the default page to use if none is specified or an invalid value is provided
DefaultPage = 1
// DefaultPageSize is the default page siZE to use if none is specified or an invalid value is provided
DefaultPageSize = 20
// MaximumPageSize is the maximum page size allowed
MaximumPageSize = common.MaximumNumberOfResults
)
func extractPageAndPageSizeFromRequest(r *http.Request) (page int, pageSize int) {
var err error
if pageParameter := r.URL.Query().Get("page"); len(pageParameter) == 0 {
page = DefaultPage
} else {
page, err = strconv.Atoi(pageParameter)
if err != nil {
page = DefaultPage
}
if page < 1 {
page = DefaultPage
}
}
if pageSizeParameter := r.URL.Query().Get("pageSize"); len(pageSizeParameter) == 0 {
pageSize = DefaultPageSize
} else {
pageSize, err = strconv.Atoi(pageSizeParameter)
if err != nil {
pageSize = DefaultPageSize
}
if pageSize > MaximumPageSize {
pageSize = MaximumPageSize
} else if pageSize < 1 {
pageSize = DefaultPageSize
}
}
return
}