feat: init commit

common/common.go

@@ -0,0 +1,5 @@
+package common
+
+func Init() {
+	initClient()
+}

common/os.go

@@ -0,0 +1,71 @@
+package common
+
+import (
+	"errors"
+	"os"
+	"path/filepath"
+	"time"
+
+	"github.com/krau/SaveAny-Bot/logger"
+)
+
+// 创建文件, 自动创建目录
+func MkFile(path string, data []byte) error {
+	err := os.MkdirAll(filepath.Dir(path), os.ModePerm)
+	if err != nil {
+		return err
+	}
+	return os.WriteFile(path, data, os.ModePerm)
+}
+
+func FileExists(path string) bool {
+	_, err := os.Stat(path)
+	return err == nil
+}
+
+// 删除文件, 并清理空目录. 如果文件不存在则返回 nil
+func PurgeFile(path string) error {
+	if err := os.Remove(path); err != nil {
+		if !errors.Is(err, os.ErrNotExist) {
+			return err
+		}
+	}
+	return RemoveEmptyDirectories(filepath.Dir(path))
+}
+
+// 递归删除空目录
+func RemoveEmptyDirectories(dirPath string) error {
+	entries, err := os.ReadDir(dirPath)
+	if err != nil {
+		return err
+	}
+	if len(entries) == 0 {
+		err := os.Remove(dirPath)
+		if err != nil {
+			return err
+		}
+		return RemoveEmptyDirectories(filepath.Dir(dirPath))
+	}
+	return nil
+}
+
+// 在指定时间后删除和清理文件 (定时器)
+func PurgeFileAfter(path string, td time.Duration) {
+	_, err := os.Stat(path)
+	if err != nil {
+		logger.L.Errorf("Failed to create timer for %s: %s", path, err)
+		return
+	}
+	logger.L.Debugf("Purge file after %s: %s", td, path)
+	time.AfterFunc(td, func() {
+		PurgeFile(path)
+	})
+}
+
+func MkCache(path string, data []byte, td time.Duration) {
+	if err := MkFile(path, data); err != nil {
+		logger.L.Errorf("failed to save cache file: %s", err)
+	} else {
+		go PurgeFileAfter(path, td)
+	}
+}

common/req.go

@@ -0,0 +1,18 @@
+package common
+
+import (
+	"path/filepath"
+
+	"github.com/imroc/req/v3"
+	"github.com/krau/SaveAny-Bot/config"
+)
+
+var ReqClient *req.Client
+
+func initClient() {
+	ReqClient = req.NewClient().SetOutputDirectory(config.Cfg.Temp.BasePath)
+}
+
+func GetDownloadedFilePath(filename string) string {
+	return filepath.Join(config.Cfg.Temp.BasePath, filename)
+}

common/version.go

@@ -0,0 +1,7 @@
+package common
+
+var (
+	Version   string = "dev"
+	BuildTime string = "unknown"
+	GitCommit string = "unknown"
+)