33 lines
820 B
Go
33 lines
820 B
Go
// Package http provides the
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// logic of the webserver
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package http
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import (
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"encoding/json"
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"errors"
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"net/http"
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)
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// Function to read data from a request via json format
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// Input: pointer to http request r, interface to
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func Read(r *http.Request, to interface{}) (err error) {
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if r.Header.Get("Content-Type") != "application/json" {
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err = errors.New("no json data recived")
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return
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}
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err = json.NewDecoder(r.Body).Decode(to)
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return
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}
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// Function to write data as json to a http output
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// Input: http response writer w, interface data
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func Write(w http.ResponseWriter, data interface{}) {
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js, err := json.Marshal(data)
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if err != nil {
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http.Error(w, "failed to encode response: "+err.Error(), http.StatusInternalServerError)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.Write(js)
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}
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