109 lines
2.3 KiB
Go
109 lines
2.3 KiB
Go
package main
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import (
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"bytes"
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"flag"
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"fmt"
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"net/http"
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"os"
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"time"
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"git.tuxpa.in/a/nori"
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"git.tuxpa.in/a/nori/utils"
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"git.tuxpa.in/a/zlog/log"
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"github.com/go-chi/chi/v5"
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"github.com/go-chi/chi/v5/middleware"
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)
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var (
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servePtr = flag.Bool("serve", false, "launch web server")
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dumpPtr = flag.Bool("d", false, "dump nri file to zip")
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silentPtr = flag.Bool("s", false, "silent")
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filePtr = flag.String("f", "example.nri", "file to load")
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outputPtr = flag.String("o", "output.zip", "output zip file")
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)
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func main() {
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flag.Parse()
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if *servePtr {
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serve()
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return
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}
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if *dumpPtr {
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filename := *filePtr
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output := *outputPtr
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if _, err := os.Stat(filename); err != nil {
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printIf("could not find file %s\n", filename)
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return
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}
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dump(filename, output)
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return
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}
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flag.PrintDefaults()
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}
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func printIf(s string, args ...interface{}) {
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if !*silentPtr {
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fmt.Printf(s, args...)
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}
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}
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func dump(filename string, output string) {
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start := time.Now()
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printIf("reading file '%s'\n", filename)
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n, err := nori.FromFile(filename)
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if err != nil {
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log.Panicln("decode: %s", err)
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}
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out := new(bytes.Buffer)
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printIf("rendering %d animation(s)\n", n.AnimationCount)
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animations, err := nori.RenderAnimations(n)
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if err != nil {
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log.Panicln("animation: %s", err)
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}
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printIf("saving to %s \n", output)
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if err := utils.ZipApngs(out, animations); err != nil {
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log.Panicln("zipping: %s", err)
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}
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printIf("done in %v \n", time.Now().Sub(start))
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os.WriteFile(output, out.Bytes(), 0740)
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}
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func serve() {
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r := chi.NewRouter()
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r.Use(middleware.RequestID)
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r.Use(middleware.RealIP)
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r.Use(middleware.Logger)
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r.Use(middleware.Recoverer)
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r.Use(middleware.Timeout(60 * time.Second))
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r.Post("/animations", func(w http.ResponseWriter, r *http.Request) {
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output_type := chi.URLParam(r, "format")
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switch output_type {
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case "":
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output_type = "apng"
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case "apng":
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default:
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http.Error(w, "output type not supported", 500)
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return
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}
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n := nori.New()
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if err := n.Decode(r.Body); err != nil {
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http.Error(w, err.Error(), 500)
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}
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frames, err := nori.RenderAnimations(n)
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if err != nil {
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http.Error(w, err.Error(), 500)
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}
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if err := utils.ZipApngs(w, frames); err != nil {
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http.Error(w, err.Error(), 500)
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}
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w.WriteHeader(200)
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})
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log.Println("listening on 3333")
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http.ListenAndServe(":3333", r)
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}
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