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Add support for limit and offset parameters for GET / endpoint
Related #3372
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parent
edfdcc8cee
commit
901939bd96
@ -8,11 +8,23 @@ import (
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"fmt"
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"net"
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"os"
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"regexp"
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"strconv"
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"strings"
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"time"
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)
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var getRegex *regexp.Regexp
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func init() {
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getRegex = regexp.MustCompile(`^GET /(?:\?([a-z0-9=&]+))? HTTP`)
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}
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type getParams struct {
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limit int
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offset int
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}
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const (
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crlf = "\r\n"
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httpOk = "HTTP/1.1 200 OK" + crlf
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@ -117,9 +129,9 @@ func (server *httpServer) handleHttpRequest(conn net.Conn) string {
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text := scanner.Text()
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switch section {
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case 0:
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// TODO: Parameter support e.g. "GET /?limit=100 HTTP"
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if strings.HasPrefix(text, "GET / HTTP") {
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server.actionChannel <- []*action{{t: actResponse}}
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getMatch := getRegex.FindStringSubmatch(text)
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if len(getMatch) > 0 {
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server.actionChannel <- []*action{{t: actResponse, a: getMatch[1]}}
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response := <-server.responseChannel
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return good(response)
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} else if !strings.HasPrefix(text, "POST / HTTP") {
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@ -175,3 +187,25 @@ func (server *httpServer) handleHttpRequest(conn net.Conn) string {
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server.actionChannel <- actions
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return httpOk
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}
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func parseGetParams(query string) getParams {
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params := getParams{limit: 100, offset: 0}
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for _, pair := range strings.Split(query, "&") {
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parts := strings.SplitN(pair, "=", 2)
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if len(parts) == 2 {
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switch parts[0] {
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case "limit":
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val, err := strconv.Atoi(parts[1])
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if err == nil {
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params.limit = val
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}
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case "offset":
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val, err := strconv.Atoi(parts[1])
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if err == nil {
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params.offset = val
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}
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}
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}
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}
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return params
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}
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@ -152,6 +152,7 @@ type StatusItem struct {
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type Status struct {
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Reading bool `json:"reading"`
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Progress int `json:"progress"`
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Query string `json:"query"`
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Position int `json:"position"`
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Sort bool `json:"sort"`
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@ -3022,7 +3023,7 @@ func (t *Terminal) Loop() {
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switch a.t {
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case actIgnore:
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case actResponse:
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t.serverOutputChan <- t.dumpStatus()
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t.serverOutputChan <- t.dumpStatus(parseGetParams(a.a))
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case actBecome:
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valid, list := t.buildPlusList(a.a, false)
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if valid {
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@ -3802,18 +3803,16 @@ func (t *Terminal) dumpItem(i *Item) StatusItem {
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}
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}
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const dumpItemLimit = 100 // TODO: Make configurable via GET parameter
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func (t *Terminal) dumpStatus() string {
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func (t *Terminal) dumpStatus(params getParams) string {
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selectedItems := t.sortSelected()
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selected := make([]StatusItem, util.Min(dumpItemLimit, len(selectedItems)))
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for i, selectedItem := range selectedItems[:len(selected)] {
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selected[i] = t.dumpItem(selectedItem.item)
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selected := make([]StatusItem, util.Max(0, util.Min(params.limit, len(selectedItems)-params.offset)))
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for i := range selected {
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selected[i] = t.dumpItem(selectedItems[i+params.offset].item)
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}
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matches := make([]StatusItem, util.Min(dumpItemLimit, t.merger.Length()))
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matches := make([]StatusItem, util.Max(0, util.Min(params.limit, t.merger.Length()-params.offset)))
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for i := range matches {
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matches[i] = t.dumpItem(t.merger.Get(i).item)
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matches[i] = t.dumpItem(t.merger.Get(i + params.offset).item)
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}
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var current *StatusItem
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@ -3825,6 +3824,7 @@ func (t *Terminal) dumpStatus() string {
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dump := Status{
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Reading: t.reading,
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Progress: t.progress,
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Query: string(t.input),
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Position: t.cy,
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Sort: t.sort,
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