85 lines
2.2 KiB
Go
85 lines
2.2 KiB
Go
package cmd
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import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"github.com/spf13/cobra"
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"github.com/rogeecn/renamer/internal/history"
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)
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func newUndoCommand() *cobra.Command {
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cmd := &cobra.Command{
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Use: "undo",
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Short: "Undo the most recent rename or replace batch",
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RunE: func(cmd *cobra.Command, args []string) error {
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workingDir, err := resolveWorkingDir(cmd)
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if err != nil {
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return err
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}
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entry, err := history.Undo(workingDir)
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if err != nil {
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return err
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}
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out := cmd.OutOrStdout()
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fmt.Fprintf(out, "Undo applied: %d operations reversed\n", len(entry.Operations))
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if entry.Metadata != nil {
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switch entry.Command {
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case "extension":
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if target, ok := entry.Metadata["targetExtension"].(string); ok && target != "" {
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fmt.Fprintf(out, "Restored extensions to %s\n", target)
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}
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if sources, ok := entry.Metadata["sourceExtensions"].([]string); ok && len(sources) > 0 {
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fmt.Fprintf(out, "Previous sources: %s\n", strings.Join(sources, ", "))
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}
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case "insert":
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insertText, _ := entry.Metadata["insertText"].(string)
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positionToken, _ := entry.Metadata["positionToken"].(string)
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if insertText != "" {
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if positionToken != "" {
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fmt.Fprintf(out, "Inserted text %q removed from position %s\n", insertText, positionToken)
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} else {
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fmt.Fprintf(out, "Inserted text %q removed\n", insertText)
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}
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}
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case "regex":
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if pattern, ok := entry.Metadata["pattern"].(string); ok && pattern != "" {
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fmt.Fprintf(out, "Reverted regex pattern %q\n", pattern)
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}
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if template, ok := entry.Metadata["template"].(string); ok && template != "" {
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fmt.Fprintf(out, "Template restored to %q\n", template)
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}
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}
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}
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return nil
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},
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}
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return cmd
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}
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func resolveWorkingDir(cmd *cobra.Command) (string, error) {
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if flag := cmd.Flags().Lookup("path"); flag != nil {
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if value := flag.Value.String(); value != "" {
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return filepath.Abs(value)
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}
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}
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if flag := cmd.InheritedFlags().Lookup("path"); flag != nil {
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if value := flag.Value.String(); value != "" {
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return filepath.Abs(value)
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}
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}
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return os.Getwd()
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}
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func init() {
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rootCmd.AddCommand(newUndoCommand())
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}
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