141 lines
3.6 KiB
Go
141 lines
3.6 KiB
Go
// SPDX-FileCopyrightText: Copyright 2015-2025 go-swagger maintainers
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// SPDX-License-Identifier: Apache-2.0
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package spec
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import (
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"encoding/json"
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"github.com/go-openapi/jsonpointer"
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"github.com/go-openapi/swag/jsonutils"
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)
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// ResponseProps properties specific to a response
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type ResponseProps struct {
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Description string `json:"description"`
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Schema *Schema `json:"schema,omitempty"`
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Headers map[string]Header `json:"headers,omitempty"`
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Examples map[string]any `json:"examples,omitempty"`
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}
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// Response describes a single response from an API Operation.
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//
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// For more information: http://goo.gl/8us55a#responseObject
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type Response struct {
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Refable
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ResponseProps
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VendorExtensible
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}
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// NewResponse creates a new response instance
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func NewResponse() *Response {
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return new(Response)
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}
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// ResponseRef creates a response as a json reference
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func ResponseRef(url string) *Response {
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resp := NewResponse()
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resp.Ref = MustCreateRef(url)
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return resp
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}
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// JSONLookup look up a value by the json property name
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func (r Response) JSONLookup(token string) (any, error) {
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if ex, ok := r.Extensions[token]; ok {
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return &ex, nil
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}
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if token == "$ref" {
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return &r.Ref, nil
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}
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ptr, _, err := jsonpointer.GetForToken(r.ResponseProps, token)
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return ptr, err
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}
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// UnmarshalJSON hydrates this items instance with the data from JSON
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func (r *Response) UnmarshalJSON(data []byte) error {
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if err := json.Unmarshal(data, &r.ResponseProps); err != nil {
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return err
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}
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if err := json.Unmarshal(data, &r.Refable); err != nil {
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return err
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}
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return json.Unmarshal(data, &r.VendorExtensible)
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}
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// MarshalJSON converts this items object to JSON
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func (r Response) MarshalJSON() ([]byte, error) {
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var (
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b1 []byte
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err error
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)
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if r.Ref.String() == "" {
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// when there is no $ref, empty description is rendered as an empty string
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b1, err = json.Marshal(r.ResponseProps)
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} else {
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// when there is $ref inside the schema, description should be omitempty-ied
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b1, err = json.Marshal(struct {
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Description string `json:"description,omitempty"`
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Schema *Schema `json:"schema,omitempty"`
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Headers map[string]Header `json:"headers,omitempty"`
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Examples map[string]any `json:"examples,omitempty"`
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}{
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Description: r.Description,
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Schema: r.Schema,
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Examples: r.Examples,
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})
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}
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if err != nil {
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return nil, err
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}
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b2, err := json.Marshal(r.Refable)
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if err != nil {
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return nil, err
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}
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b3, err := json.Marshal(r.VendorExtensible)
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if err != nil {
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return nil, err
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}
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return jsonutils.ConcatJSON(b1, b2, b3), nil
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}
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// WithDescription sets the description on this response, allows for chaining
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func (r *Response) WithDescription(description string) *Response {
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r.Description = description
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return r
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}
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// WithSchema sets the schema on this response, allows for chaining.
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// Passing a nil argument removes the schema from this response
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func (r *Response) WithSchema(schema *Schema) *Response {
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r.Schema = schema
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return r
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}
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// AddHeader adds a header to this response
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func (r *Response) AddHeader(name string, header *Header) *Response {
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if header == nil {
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return r.RemoveHeader(name)
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}
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if r.Headers == nil {
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r.Headers = make(map[string]Header)
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}
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r.Headers[name] = *header
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return r
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}
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// RemoveHeader removes a header from this response
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func (r *Response) RemoveHeader(name string) *Response {
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delete(r.Headers, name)
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return r
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}
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// AddExample adds an example to this response
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func (r *Response) AddExample(mediaType string, example any) *Response {
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if r.Examples == nil {
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r.Examples = make(map[string]any)
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}
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r.Examples[mediaType] = example
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return r
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}
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