package main
import (
"html/template"
"log"
"net/http"
)
const css = `
body {
font-family: Arial, sans-serif;
background-color: #f2f2f2;
margin: 0;
}
.header {
text-align: center;
margin-bottom: 20px;
}
.dex {
font-size: 2em;
font-weight: bold;
color: #3F9FD8; /* Main color */
}
.example-app {
font-size: 1em;
color: #EF4B5C; /* Secondary color */
}
.form-instructions {
text-align: center;
margin-bottom: 15px;
font-size: 1em;
color: #555;
}
hr {
border: none;
border-top: 1px solid #ccc;
margin-top: 10px;
margin-bottom: 20px;
}
label {
flex: 1;
font-weight: bold;
color: #333;
}
p {
margin-bottom: 15px;
display: flex;
align-items: center;
}
input[type="text"] {
flex: 2;
padding: 8px;
border: 1px solid #ccc;
border-radius: 4px;
outline: none;
}
input[type="checkbox"] {
margin-left: 10px;
transform: scale(1.2);
}
.back-button {
display: inline-block;
padding: 8px 16px;
background-color: #EF4B5C; /* Secondary color */
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 12px;
text-decoration: none;
transition: background-color 0.3s ease, transform 0.2s ease;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
position: fixed;
right: 20px;
bottom: 20px;
}
.back-button:hover {
background-color: #C43B4B; /* Darker shade of secondary color */
}
.token-block {
background-color: #fff;
padding: 10px 15px;
border-radius: 8px;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
margin-bottom: 15px;
word-wrap: break-word;
display: flex;
flex-direction: column;
gap: 5px;
position: relative;
}
.token-title {
font-weight: bold;
display: flex;
justify-content: space-between;
align-items: center;
}
.token-title a {
font-size: 0.9em;
text-decoration: none;
color: #3F9FD8; /* Main color */
}
.token-title a:hover {
text-decoration: underline;
}
.token-code {
overflow-wrap: break-word;
word-break: break-all;
white-space: normal;
}
pre {
white-space: pre-wrap;
background-color: #f9f9f9;
padding: 8px;
border-radius: 4px;
border: 1px solid #ddd;
margin: 0;
font-family: 'Courier New', Courier, monospace;
overflow-x: auto;
font-size: 0.9em;
position: relative;
margin-top: 5px;
}
pre .key {
color: #c00;
}
pre .string {
color: #080;
}
pre .number {
color: #00f;
}
`
var indexTmpl = template.Must(template.New("index.html").Parse(`
Example App - Login
`))
func renderIndex(w http.ResponseWriter) {
renderTemplate(w, indexTmpl, nil)
}
type tokenTmplData struct {
IDToken string
AccessToken string
RefreshToken string
RedirectURL string
Claims string
}
var tokenTmpl = template.Must(template.New("token.html").Parse(`
Tokens
{{ if .IDToken }}
{{ end }}
{{ if .AccessToken }}
{{ end }}
{{ if .Claims }}
{{ end }}
{{ if .RefreshToken }}
Refresh Token:
{{ .RefreshToken }}
{{ end }}
Back to Home
`))
func renderToken(w http.ResponseWriter, redirectURL, idToken, accessToken, refreshToken, claims string) {
renderTemplate(w, tokenTmpl, tokenTmplData{
IDToken: idToken,
AccessToken: accessToken,
RefreshToken: refreshToken,
RedirectURL: redirectURL,
Claims: claims,
})
}
func renderTemplate(w http.ResponseWriter, tmpl *template.Template, data interface{}) {
err := tmpl.Execute(w, data)
if err == nil {
return
}
switch err := err.(type) {
case *template.Error:
// An ExecError guarantees that Execute has not written to the underlying reader.
log.Printf("Error rendering template %s: %s", tmpl.Name(), err)
// TODO(ericchiang): replace with better internal server error.
http.Error(w, "Internal server error", http.StatusInternalServerError)
default:
// An error with the underlying write, such as the connection being
// dropped. Ignore for now.
}
}