mirror of
https://github.com/openziti/ziti.git
synced 2026-10-15 00:22:01 +00:00
Paul Lorenz
128 lines
2.9 KiB
Go
128 lines
2.9 KiB
Go
/*
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Copyright NetFoundry, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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https://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package response
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import (
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"fmt"
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"github.com/Jeffail/gabs"
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"github.com/michaelquigley/pfxlog"
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"github.com/netfoundry/ziti-edge/controller/entities"
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"net/http"
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)
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type Responder interface {
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Respond(rc *RequestContext) error
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}
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type ApiResponseBody struct {
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Meta *Meta `json:"meta"`
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Data interface{} `json:"data"`
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}
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type Link struct {
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Href string `json:"href"`
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Method string `json:"method,omitempty"`
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Comment string `json:"comment,omitempty"`
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}
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func NewLink(path string) *Link {
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return &Link{Href: path}
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}
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type Links map[string]*Link
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type Meta map[string]interface{}
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func NewApiResponseBody(data interface{}, meta *Meta) *ApiResponseBody {
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if data == nil {
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data = new(entities.Empty)
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}
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if meta == nil {
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meta = &Meta{}
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}
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body := ApiResponseBody{
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Data: data,
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Meta: meta,
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}
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return &body
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}
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func NewApiEntityResponder(data interface{}, meta *Meta, httpStatusCode int) (*Response, error) {
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rsp, err := NewEntityResponse(NewApiResponseBody(data, meta), httpStatusCode)
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if err != nil {
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return nil, fmt.Errorf("could not create responder: %v", err)
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}
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return rsp, nil
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}
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func RespondWithOk(data interface{}, meta *Meta, rc *RequestContext) {
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rsp, err := NewApiEntityResponder(data, meta, http.StatusOK)
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if err != nil {
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log := pfxlog.Logger()
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log.WithField("cause", err).Error("could not create responder")
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return
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}
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err = rsp.Respond(rc.ResponseWriter)
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if err != nil {
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log := pfxlog.Logger()
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log.WithField("cause", err).Error("could not respond")
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return
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}
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}
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func RespondWithSimpleCreated(id string, link *Link, rc *RequestContext) {
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json := gabs.New()
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if _, err := json.SetP(id, "id"); err != nil {
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pfxlog.Logger().WithField("cause", err).Panic("could not set value by path")
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}
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if _, err := json.SetP(map[string]*Link{"self": link}, "_links"); err != nil {
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pfxlog.Logger().WithField("cause", err).Panic("could not set value by path")
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}
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RespondWithCreated(json.Data(), nil, link, rc)
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}
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func RespondWithCreated(data interface{}, meta *Meta, link *Link, rc *RequestContext) {
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rc.ResponseWriter.Header().Set("location", link.Href)
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rsp, err := NewApiEntityResponder(data, meta, http.StatusCreated)
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if err != nil {
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log := pfxlog.Logger()
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log.WithField("cause", err).Error("could not create responder")
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return
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}
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err = rsp.Respond(rc.ResponseWriter)
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if err != nil {
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log := pfxlog.Logger()
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log.WithField("cause", err).Error("could not respond")
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return
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}
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}
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