Initial commit

Assisted-by: GLM 5.3

internal/admin/media_routes.go

@@ -0,0 +1,63 @@
+// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
+// SPDX-License-Identifier: PolyForm-Noncommercial-1.0.0
+
+package admin
+
+import (
+	"fmt"
+	"net/http"
+	"strings"
+
+	"sourcedock.dev/petrbalvin/volumen/internal/store"
+)
+
+func (a *Admin) registerMediaRoutes(mux *http.ServeMux) {
+	mux.HandleFunc("GET /admin/media", a.requireLogin(a.handleMediaLibrary))
+	mux.HandleFunc("POST /admin/media/{name}/delete", a.requireLogin(a.handleMediaDelete))
+}
+
+func (a *Admin) handleMediaLibrary(w http.ResponseWriter, r *http.Request) {
+	data := a.pageData(r)
+	items := a.deps.Store.ListMedia()
+	data.MediaItems = mediaRows(items)
+	data.MediaTotal = humanSize(totalSize(items))
+	data.Crumbs = []Crumb{{Label: "Media", IsLast: true, UI: true}}
+	a.renderPage(w, r, "media.html", data, http.StatusOK)
+}
+
+// totalSize sums the byte sizes of the media library.
+func totalSize(items []store.Media) int64 {
+	var total int64
+	for _, item := range items {
+		total += item.Size
+	}
+	return total
+}
+
+// humanSize formats a byte count for the library summary: kilobytes
+// below a megabyte (rounded up, so nothing reads as zero), megabytes
+// above it, empty for an empty library.
+func humanSize(total int64) string {
+	switch {
+	case total <= 0:
+		return ""
+	case total < 1024*1024:
+		kb := (total + 1023) / 1024
+		return fmt.Sprintf("%d kB", kb)
+	default:
+		return fmt.Sprintf("%.1f MB", float64(total)/(1024*1024))
+	}
+}
+
+func (a *Admin) handleMediaDelete(w http.ResponseWriter, r *http.Request) {
+	if !a.requireCSRF(w, r) {
+		return
+	}
+	name := r.PathValue("name")
+	if !a.deps.Store.DeleteMedia("/media/" + strings.TrimPrefix(name, "/")) {
+		http.Error(w, "File not found", http.StatusNotFound)
+		return
+	}
+	a.record(r, "media.deleted", fmt.Sprintf("/media/%s", name), nil)
+	http.Redirect(w, r, "/admin/media", http.StatusSeeOther)
+}