refactor: Unified provider loading resources

component/resource/vehicle.go

@@ -0,0 +1,64 @@
+package resource
+
+import (
+	"context"
+	netHttp "github.com/Dreamacro/clash/component/http"
+	types "github.com/Dreamacro/clash/constant/provider"
+	"io"
+	"net/http"
+	"os"
+	"time"
+)
+
+type FileVehicle struct {
+	path string
+}
+
+func (f *FileVehicle) Type() types.VehicleType {
+	return types.File
+}
+
+func (f *FileVehicle) Path() string {
+	return f.path
+}
+
+func (f *FileVehicle) Read() ([]byte, error) {
+	return os.ReadFile(f.path)
+}
+
+func NewFileVehicle(path string) *FileVehicle {
+	return &FileVehicle{path: path}
+}
+
+type HTTPVehicle struct {
+	url  string
+	path string
+}
+
+func (h *HTTPVehicle) Type() types.VehicleType {
+	return types.HTTP
+}
+
+func (h *HTTPVehicle) Path() string {
+	return h.path
+}
+
+func (h *HTTPVehicle) Read() ([]byte, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*20)
+	defer cancel()
+	resp, err := netHttp.HttpRequest(ctx, h.url, http.MethodGet, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	defer resp.Body.Close()
+	buf, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, err
+	}
+	return buf, nil
+}
+
+func NewHTTPVehicle(url string, path string) *HTTPVehicle {
+	return &HTTPVehicle{url, path}
+}