120 lines
2.3 KiB
Go
120 lines
2.3 KiB
Go
package main
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import (
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"archive/zip"
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"fmt"
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"io"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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)
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func DownloadCache() error {
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resp, err := http.Get("https://thunderstore.io/api/v1/package/")
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if err != nil {
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return fmt.Errorf("couldn't download payload: %w", err)
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}
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defer resp.Body.Close()
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if err = os.MkdirAll(TMPDIR, os.ModePerm); err != nil {
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return fmt.Errorf("couldn't create tmpdir: %w", err)
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}
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out, err := os.Create(PAYLOAD)
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if err != nil {
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return fmt.Errorf("couldn't create file: %w", err)
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}
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defer out.Close()
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if _, err = io.Copy(out, resp.Body); err != nil {
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return fmt.Errorf("couldn't write to file: %w", err)
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}
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return nil
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}
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func DownloadBepinex() error {
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tmpPath := TMPDIR + "/bepinex.zip"
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// download only if it doesnt exist
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if _, err := os.Stat(tmpPath); err != nil {
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resp, err := http.Get(
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"https://github.com/BepInEx/BepInEx/releases/download/v5.4.23.2/BepInEx_win_x64_5.4.23.2.zip",
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)
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if err != nil {
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return fmt.Errorf("could not download bepinex: %w", err)
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}
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defer resp.Body.Close()
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out, err := os.Create(tmpPath)
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if err != nil {
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return fmt.Errorf("could not create file: %w", err)
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}
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defer out.Close()
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_, err = io.Copy(out, resp.Body)
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if err != nil {
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return fmt.Errorf("could not save file: %w", err)
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}
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}
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err := unzip(tmpPath, GAME_PATH)
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if err != nil {
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return fmt.Errorf("could not extract BepInEx: %w", err)
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}
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return nil
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}
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func unzip(src, dest string) error {
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r, err := zip.OpenReader(src)
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if err != nil {
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return err
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}
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defer r.Close()
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for _, f := range r.File {
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fpath := filepath.Join(dest, f.Name)
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if f.FileInfo().IsDir() {
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os.MkdirAll(fpath, os.ModePerm)
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continue
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}
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if err := os.MkdirAll(filepath.Dir(fpath), os.ModePerm); err != nil {
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return err
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}
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outFile, err := os.OpenFile(fpath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, f.Mode())
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if err != nil {
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return err
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}
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rc, err := f.Open()
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if err != nil {
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outFile.Close()
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return err
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}
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_, err = io.Copy(outFile, rc)
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outFile.Close()
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rc.Close()
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if err != nil {
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return err
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}
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}
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return nil
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}
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func SanitizeInput(input *string) error {
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if *input == "" {
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return fmt.Errorf("%s is not set", *input)
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}
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if strings.HasSuffix(*input, "/") {
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*input = strings.TrimSuffix(*input, "/")
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}
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return nil
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}
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