github.com/awslabs/clencli@v0.0.0-20210514234156-7ecf17182a20/cobra/controller/gitignore.go (about)

     1  /*
     2  Copyright © 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
     3  Licensed under the Apache License, Version 2.0 (the "License");
     4  you may not use this file except in compliance with the License.
     5  You may obtain a copy of the License at
     6  
     7      http://www.apache.org/licenses/LICENSE-2.0
     8  
     9  Unless required by applicable law or agreed to in writing, software
    10  distributed under the License is distributed on an "AS IS" BASIS,
    11  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  See the License for the specific language governing permissions and
    13  limitations under the License.
    14  */
    15  
    16  package controller
    17  
    18  import (
    19  	"fmt"
    20  	"os"
    21  
    22  	"github.com/awslabs/clencli/cobra/aid"
    23  	"github.com/awslabs/clencli/helper"
    24  	"github.com/sirupsen/logrus"
    25  	"github.com/spf13/cobra"
    26  )
    27  
    28  var gitIgnoreArgs = []string{"list"}
    29  
    30  // GitIgnoreCmd ....
    31  func GitIgnoreCmd() *cobra.Command {
    32  	man, err := helper.GetManual("gitignore")
    33  	if err != nil {
    34  		fmt.Println(err)
    35  		os.Exit(1)
    36  	}
    37  
    38  	cmd := &cobra.Command{
    39  		Use:     man.Use,
    40  		Short:   man.Short,
    41  		Long:    man.Long,
    42  		Example: man.Example,
    43  		PreRunE: gitIgnorePreRun,
    44  		RunE:    gitIgnoreRun,
    45  	}
    46  
    47  	cmd.Flags().StringP("input", "i", "", "Gitignore input. If multiple, comma-separated")
    48  
    49  	return cmd
    50  }
    51  
    52  func gitIgnorePreRun(cmd *cobra.Command, args []string) error {
    53  	logrus.Traceln("start: command gitignore pre-run")
    54  
    55  	if len(args) == 0 {
    56  		input, err := cmd.Flags().GetString("input")
    57  
    58  		if err != nil {
    59  			logrus.Errorf("unable to access flag input\n%v", err)
    60  			return err
    61  		}
    62  
    63  		if input == "" {
    64  			logrus.Errorln("no flag or argument provided")
    65  			return fmt.Errorf("no flag or argument provided")
    66  		}
    67  	} else if len(args) == 1 && args[0] != "list" {
    68  		logrus.Errorf("unknow argument passed: %v", args)
    69  		return fmt.Errorf("unknown argument provided: %s", args[0])
    70  	}
    71  
    72  	logrus.Traceln("end: command gitignore pre-run")
    73  
    74  	return nil
    75  }
    76  
    77  func gitIgnoreRun(cmd *cobra.Command, args []string) error {
    78  	logrus.Traceln("start: command gitignore run")
    79  
    80  	if len(args) > 0 && args[0] == "list" {
    81  		list := aid.GetGitIgnoreList()
    82  		if list == "" {
    83  			return fmt.Errorf("unable to get gitignore list")
    84  		}
    85  
    86  		cmd.Println(list)
    87  	} else {
    88  		input, err := cmd.Flags().GetString("input")
    89  		if err != nil {
    90  			return err
    91  		}
    92  
    93  		downloaded, err := aid.DownloadGitIgnore(cmd, input)
    94  		if err != nil {
    95  			logrus.Errorf("unable to download gitignore\n%v", err)
    96  			return err
    97  		}
    98  
    99  		if downloaded {
   100  			cmd.Println(".gitignore created successfully")
   101  		}
   102  	}
   103  
   104  	logrus.Traceln("end: command gitignore run")
   105  	return nil
   106  }