48 lines
977 B
Go
48 lines
977 B
Go
package api
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import (
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"encoding/json"
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"fmt"
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"net/http"
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)
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// Response is a JSON encoded HTTP response body
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type Response struct {
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Error *Error `json:",omitempty"`
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Data interface{} `json:",omitempty"`
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}
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type ErrorCode string
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// Error is a JSON encoded error
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type Error struct {
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Code ErrorCode
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Data interface{} `json:",omitempty"`
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}
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func (e *Error) Error() string {
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return fmt.Sprintf("%s: %v", e.Code, e.Data)
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}
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func DataResponse(w http.ResponseWriter, status int, data interface{}) {
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response(w, status, &Response{
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Data: data,
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})
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}
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func ErrorResponse(w http.ResponseWriter, status int, code ErrorCode, data interface{}) {
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response(w, status, &Response{
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Error: &Error{code, data},
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})
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}
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func response(w http.ResponseWriter, status int, res *Response) {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(status)
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encoder := json.NewEncoder(w)
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encoder.SetIndent("", " ")
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if err := encoder.Encode(res); err != nil {
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panic(err)
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}
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}
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