61 lines
1.4 KiB
Go
61 lines
1.4 KiB
Go
package main
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import (
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"encoding/base64"
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"fmt"
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"net/http"
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"github.com/google/uuid"
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)
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func (app *application) serverError(w http.ResponseWriter, r *http.Request, err error) {
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var (
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method = r.Method
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uri = r.URL.RequestURI()
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)
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app.logger.Error(err.Error(), "method", method, "uri", uri)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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}
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func (app *application) clientError(w http.ResponseWriter, status int) {
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http.Error(w, http.StatusText(status), status)
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}
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func (app *application) render(w http.ResponseWriter, r *http.Request, status int, page string, data templateData) {
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ts, ok := app.templateCache[page]
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if !ok {
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err := fmt.Errorf("the template %s does not exist", page)
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app.serverError(w, r, err)
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return
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}
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w.WriteHeader(status)
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err := ts.ExecuteTemplate(w, "base", data)
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if err != nil {
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app.serverError(w, r, err)
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}
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}
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func encodeIdB64 (id uuid.UUID) (string, error) {
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b, err := id.MarshalBinary()
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if err != nil {
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return "", err
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}
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s := base64.RawURLEncoding.EncodeToString(b)
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return s, nil
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}
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func decodeIdB64 (id string) (uuid.UUID, error) {
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b, err := base64.RawURLEncoding.DecodeString(id)
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var u uuid.UUID
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if err != nil {
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return u, err
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}
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err = u.UnmarshalBinary(b)
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if err != nil {
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return u, err
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}
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return u, nil
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}
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