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