sklad: styling, add a basic view for containers
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A0420B94F92B9493
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@ -7,18 +7,33 @@
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html, body { min-height: 100vh; }
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body { padding: 1em; box-sizing: border-box;
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margin: 0 auto; max-width: 50em;
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border-left: 1px solid gray; border-right: 1px solid gray;
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border-left: 1px solid #ccc; border-right: 1px solid #ccc;
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font-family: sans-serif; }
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header { display: flex; justify-content: space-between; align-items: center;
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flex-wrap: wrap; margin: -1em -1em 0 -1em; padding: 0 1em;
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background: linear-gradient(0deg, #fff, #eee); }
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header * { display: inline-block; }
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a { color: inherit; }
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</style>
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</head>
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<body>
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<header>
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<h1>sklad</h1>
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{{ if .LoggedIn }}
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<a href=/>Obaly</a>
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<a href=/series>Řady</a>
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<form method=get action=/search>
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<input type=text name=q><input type=submit value="Hledat">
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</form>
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<form method=post action=/logout>
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<input type=submit value="Odhlásit">
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</form>
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{{ end }}
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</header>
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{{ template "Content" . }}
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</body>
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@ -1,6 +1,27 @@
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{{ define "Title" }}Přehled{{ end }}
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{{ define "Content" }}
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<p>TODO
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{{ if .Id }}
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<h2>{{ .Id }}</h2>
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{{ else }}
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<h2>Obaly nejvyšší úrovně</h2>
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{{ end }}
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{{ if .Description }}
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<p>{{ .Description }}
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{{ end }}
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{{ if .Children }}
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{{ range .Children }}
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<fieldset>
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<h3><a href="/container?id={{ .Id }}">{{ .Id }}</a></h3>
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{{ if .Description }}
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<p>{{ .Description }}
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{{ end }}
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</fieldset>
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{{ end }}
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{{ else }}
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<p>Obal je prázdný.
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{{ end }}
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{{ end }}
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@ -1,6 +1,8 @@
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{{ define "Title" }}Přihlášení{{ end }}
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{{ define "Content" }}
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<h2>Přihlášení</h2>
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<form method=post>
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<label for=password>Heslo:</label>
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<input type=password name=password id=password>
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@ -11,22 +11,31 @@ import (
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"time"
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)
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var (
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templates = map[string]*template.Template{}
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)
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var templates = map[string]*template.Template{}
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// TODO: Consider wrapping the data object in something that always contains
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// a LoggedIn member, so that we don't need to duplicate it.
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func executeTemplate(name string, w io.Writer, data interface{}) {
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if err := templates[name].Execute(w, data); err != nil {
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panic(err)
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}
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}
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func handleLogin(w http.ResponseWriter, r *http.Request) {
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func wrap(inner func(http.ResponseWriter, *http.Request)) func(
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http.ResponseWriter, *http.Request) {
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return func(w http.ResponseWriter, r *http.Request) {
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if err := r.ParseForm(); err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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if r.Method == http.MethodGet {
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w.Header().Set("Cache-Control", "no-store")
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}
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inner(w, r)
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}
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}
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func handleLogin(w http.ResponseWriter, r *http.Request) {
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redirect := r.FormValue("redirect")
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if redirect == "" {
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redirect = "/"
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@ -45,7 +54,7 @@ func handleLogin(w http.ResponseWriter, r *http.Request) {
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switch r.Method {
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case http.MethodGet:
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w.Header().Set("Cache-Control", "no-store")
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// We're just going to render the template.
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case http.MethodPost:
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if r.FormValue("password") == db.Password {
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session.LoggedIn = true
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@ -78,10 +87,27 @@ func handleContainer(w http.ResponseWriter, r *http.Request) {
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return
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}
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children := []*Container{}
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id := ContainerId(r.FormValue("id"))
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description := ""
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if id == "" {
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children = db.Containers
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} else if container, ok := indexContainer[id]; ok {
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children = indexChildren[id]
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description = container.Description
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}
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params := struct {
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LoggedIn bool
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Id ContainerId
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Description string
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Children []*Container
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}{
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LoggedIn: true,
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Id: id,
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Description: description,
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Children: children,
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}
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executeTemplate("container.tmpl", w, ¶ms)
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@ -127,11 +153,11 @@ func main() {
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// - https://stackoverflow.com/a/33880971/76313
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// - POST /label?id=UA1
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http.HandleFunc("/", sessionWrap(handleContainer))
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http.HandleFunc("/container", sessionWrap(handleContainer))
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http.HandleFunc("/", sessionWrap(wrap(handleContainer)))
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http.HandleFunc("/container", sessionWrap(wrap(handleContainer)))
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http.HandleFunc("/login", handleLogin)
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http.HandleFunc("/logout", sessionWrap(handleLogout))
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http.HandleFunc("/login", wrap(handleLogin))
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http.HandleFunc("/logout", sessionWrap(wrap(handleLogout)))
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log.Fatalln(http.ListenAndServe(address, nil))
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}
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