feat: copy files between 2 accounts

internal/fs/copy.go

@@ -0,0 +1,41 @@
+package fs
+
+import (
+	"context"
+	stdpath "path"
+
+	"github.com/alist-org/alist/v3/internal/driver"
+	"github.com/alist-org/alist/v3/internal/model"
+	"github.com/alist-org/alist/v3/internal/operations"
+	"github.com/pkg/errors"
+)
+
+func CopyBetween2Accounts(ctx context.Context, srcAccount, dstAccount driver.Driver, srcPath, dstPath string) error {
+	srcFile, err := operations.Get(ctx, srcAccount, srcPath)
+	if err != nil {
+		return errors.WithMessagef(err, "failed get src [%s] file", srcPath)
+	}
+	if srcFile.IsDir() {
+		files, err := operations.List(ctx, srcAccount, srcPath)
+		if err != nil {
+			return errors.WithMessagef(err, "failed list src [%s] files", srcPath)
+		}
+		for _, file := range files {
+			srcFilePath := stdpath.Join(srcPath, file.GetName())
+			dstFilePath := stdpath.Join(dstPath, file.GetName())
+			if err := CopyBetween2Accounts(ctx, srcAccount, dstAccount, srcFilePath, dstFilePath); err != nil {
+				return errors.WithMessagef(err, "failed copy file [%s] to [%s]", srcFilePath, dstFilePath)
+			}
+		}
+	}
+	link, err := operations.Link(ctx, srcAccount, srcPath, model.LinkArgs{})
+	if err != nil {
+		return errors.WithMessagef(err, "failed get [%s] link", srcPath)
+	}
+	stream, err := getFileStreamFromLink(srcFile, link)
+	if err != nil {
+		return errors.WithMessagef(err, "failed get [%s] stream", srcPath)
+	}
+	// TODO add as task
+	return operations.Put(ctx, dstAccount, dstPath, stream)
+}

internal/fs/write.go

@@ -55,18 +55,19 @@ func Copy(ctx context.Context, account driver.Driver, srcPath, dstPath string) e
 	if srcAccount.GetAccount() == dstAccount.GetAccount() {
 		return operations.Copy(ctx, account, srcActualPath, dstActualPath)
 	}
-	// not in an account, add copy task
-	srcFile, err := operations.Get(ctx, srcAccount, srcActualPath)
-	if srcFile.IsDir() {
-		// TODO: recursive copy
-		return nil
-	}
-	// TODO: add copy task, maybe like this:
-	// operations.Link(ctx,srcAccount,srcActualPath,args)
-	// get a Reader from link
-	// boxing the Reader to a driver.FileStream
-	// operations.Put(ctx,dstParentPath, stream)
-	panic("TODO")
+	// not in an account
+	return CopyBetween2Accounts(ctx, srcAccount, dstAccount, srcActualPath, dstActualPath)
+	// srcFile, err := operations.Get(ctx, srcAccount, srcActualPath)
+	// if srcFile.IsDir() {
+	// 	// TODO: recursive copy
+	// 	return nil
+	// }
+	// // TODO: add copy task, maybe like this:
+	// // operations.Link(ctx,srcAccount,srcActualPath,args)
+	// // get a Reader from link
+	// // boxing the Reader to a driver.FileStream
+	// // operations.Put(ctx,dstParentPath, stream)
+	// panic("TODO")
 }
 
 func Remove(ctx context.Context, account driver.Driver, path string) error {