timeshare/handlers/upload.go
2025-08-30 22:14:57 -07:00

70 lines
1.8 KiB
Go

package handlers
import (
"bytes"
"encoding/json"
"fmt"
"io"
"net/http"
"time"
"git.hafen.run/lukas/timeshare/pages"
"github.com/a-h/templ"
"github.com/google/uuid"
"github.com/valkey-io/valkey-go"
)
func UploadFiles(client valkey.Client) func(w http.ResponseWriter, r *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
err := r.ParseMultipartForm(125_000_000) // 1G max memory usage
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
form := r.MultipartForm
expiry_values := form.Value["expiry"]
expiry, err := time.ParseDuration(expiry_values[0])
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
form_files := form.File["files"]
files := make([]string, len(form_files))
for i := range form_files {
fid := uuid.New().String()
files[i] = fid
f, err := form_files[i].Open()
if err != nil {
continue
}
buf := new(bytes.Buffer)
_, err = io.Copy(buf, f)
if err != nil {
continue
}
err = client.Do(r.Context(), client.B().Set().Key(fid+":filename").Value(form_files[i].Filename).Ex(expiry).Build()).Error()
if err != nil {
continue
}
err = client.Do(r.Context(), client.B().Set().Key(fid+":contents").Value(valkey.BinaryString(buf.Bytes())).Ex(expiry).Build()).Error()
if err != nil {
continue
}
}
uid := uuid.New()
files_b, _ := json.Marshal(files)
err = client.Do(r.Context(), client.B().Set().Key(uid.String()).Value(string(files_b)).Ex(expiry).Build()).Error()
templ.Handler(pages.Upload([]pages.Expiry{
{DurationCode: "24h", DurationName: "24 Hours"},
{DurationCode: "36h", DurationName: "36 Hours"},
{DurationCode: "48h", DurationName: "48 Hours"},
{DurationCode: "168h", DurationName: "1 Week"},
}, fmt.Sprintf("https://share.lukaswerner.com/%s", uid.String()))).ServeHTTP(w, r)
}
}