getting there

pull/10/head
Stephen Searles 7 years ago
parent 50d0f53509
commit c1fc9ce6d1
  1. 36
      comments/comments.go

@ -5,6 +5,7 @@ import (
"crypto/subtle" "crypto/subtle"
"encoding/json" "encoding/json"
"fmt" "fmt"
"html/template"
"io" "io"
"net/http" "net/http"
"sync" "sync"
@ -80,7 +81,8 @@ func (cs *Service) ServeComments(post string, w http.ResponseWriter, r *http.Req
}) })
} }
_, err := cs.WriteTo(post, w) w.Header().Set("Content-Type", "text/html")
_, err := cs.WriteHTML(post, w)
if err != nil { if err != nil {
return err return err
} }
@ -96,7 +98,37 @@ func (cs *Service) Load(post string) ([]Comment, error) {
return cs.Storage.Retreive(post) return cs.Storage.Retreive(post)
} }
func (cs *Service) WriteTo(post string, w io.Writer) (int64, error) { func (cs *Service) WriteHTML(post string, w io.Writer) (int64, error) {
buf := &bytes.Buffer{}
tmpl := template.Must(template.New("").Parse(
`<form onsubmit="javascript:submitComment(event)">
<script>
function submitComment(evt) {
var xhr = new XMLHttpRequest();
xhr.open('POST', document.location.pathname, true);
xhr.send(JSON.stringify({"text": evt.target.querySelector('textarea').value}));
}
</script>
<label>comment<textarea placeholder="comment..."></textarea></label>
<button>post</button>
</form>
{{range $idx, $elem := .}}<comment>
<name>$elem.Name</name>
<text>$elem.Text</name>
</comment>
{{end}}`))
comments, err := cs.Load(post)
if err != nil {
return 0, err
}
err = tmpl.Execute(buf, comments)
if err != nil {
return 0, err
}
return io.Copy(w, buf)
}
func (cs *Service) WriteJSON(post string, w io.Writer) (int64, error) {
r, err := cs.Storage.ReadAll(post) r, err := cs.Storage.ReadAll(post)
if err != nil { if err != nil {
return 0, err return 0, err

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