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/* | ||
Copyright © 2023 NAME HERE <EMAIL ADDRESS> | ||
*/ | ||
package cmd | ||
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import ( | ||
"errors" | ||
"fmt" | ||
"regexp" | ||
"strconv" | ||
"strings" | ||
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"github.com/JunNishimura/Goit/internal/store" | ||
"github.com/spf13/cobra" | ||
) | ||
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var ( | ||
isSoft bool | ||
isMixed bool | ||
isHard bool | ||
resetRegexp = regexp.MustCompile(`HEAD@\{\d\}`) | ||
) | ||
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// resetCmd represents the reset command | ||
var resetCmd = &cobra.Command{ | ||
Use: "reset", | ||
Short: "A brief description of your command", | ||
Long: `A longer description that spans multiple lines and likely contains examples | ||
and usage of using your command. For example: | ||
Cobra is a CLI library for Go that empowers applications. | ||
This application is a tool to generate the needed files | ||
to quickly create a Cobra application.`, | ||
Run: func(cmd *cobra.Command, args []string) { | ||
fmt.Println("reset called") | ||
Short: "reset current HEAD to the specified state", | ||
Long: "reset current HEAD to the specified state", | ||
PreRunE: func(cmd *cobra.Command, args []string) error { | ||
if client.RootGoitPath == "" { | ||
return ErrGoitNotInitialized | ||
} | ||
return nil | ||
}, | ||
RunE: func(cmd *cobra.Command, args []string) error { | ||
// flag validation | ||
if isSoft || isHard { | ||
isMixed = false | ||
} | ||
if !((isSoft && !isMixed && !isHard) || | ||
(!isSoft && isMixed && !isHard) || | ||
(!isSoft && !isMixed && isHard)) { | ||
return errors.New("invalid flags") | ||
} | ||
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// args validation | ||
if !(len(args) == 1 && resetRegexp.MatchString(args[0])) { | ||
return errors.New("only one argument is acceptible. argument format is 'HEAD@{number}'") | ||
} | ||
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if isSoft { | ||
// get log record | ||
reflog, err := store.NewReflog(client.RootGoitPath, client.Head, client.Refs) | ||
if err != nil { | ||
return fmt.Errorf("fail to initialize reflog: %w", err) | ||
} | ||
sp := strings.Split(args[0], "HEAD@")[1] | ||
headNum, err := strconv.Atoi(sp[1 : len(sp)-1]) | ||
if err != nil { | ||
return fmt.Errorf("fail to convert number '%s': %w", args[0], err) | ||
} | ||
logRecord, err := reflog.GetRecord(headNum) | ||
if err != nil { | ||
return fmt.Errorf("fail to get log record: %w", err) | ||
} | ||
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// reset Head | ||
if err := client.Head.Reset(client.RootGoitPath, client.Refs, logRecord.Hash); err != nil { | ||
return fmt.Errorf("fail to reset HEAD: %w", err) | ||
} | ||
} | ||
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return nil | ||
}, | ||
} | ||
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func init() { | ||
rootCmd.AddCommand(resetCmd) | ||
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// Here you will define your flags and configuration settings. | ||
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// Cobra supports Persistent Flags which will work for this command | ||
// and all subcommands, e.g.: | ||
// resetCmd.PersistentFlags().String("foo", "", "A help for foo") | ||
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// Cobra supports local flags which will only run when this command | ||
// is called directly, e.g.: | ||
// resetCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle") | ||
resetCmd.Flags().BoolVar(&isSoft, "soft", false, "reset HEAD") | ||
resetCmd.Flags().BoolVar(&isMixed, "mixed", true, "reset HEAD and index") | ||
resetCmd.Flags().BoolVar(&isHard, "hard", false, "reset HEAD, index and working tree") | ||
} |