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Matthieu
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Sep 30, 2020
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| @@ -0,0 +1,138 @@ | ||
| /* | ||
| Copyright © 2020 NAME HERE <EMAIL ADDRESS> | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
| package cmd | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "github.com/AlecAivazis/survey/v2" | ||
| "github.com/AlecAivazis/survey/v2/terminal" | ||
| "github.com/BurntSushi/toml" | ||
| "github.com/ttacon/chalk" | ||
| "log" | ||
| "os" | ||
| "strings" | ||
|
|
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| "github.com/spf13/cobra" | ||
| ) | ||
|
|
||
| // initCmd represents the init command | ||
| var initCmd = &cobra.Command{ | ||
| Use: "init", | ||
| 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("init called") | ||
| writeConfigFile(configFileName) | ||
| }, | ||
| } | ||
|
|
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| func init() { | ||
| rootCmd.AddCommand(initCmd) | ||
|
|
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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.: | ||
| // initCmd.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.: | ||
| // initCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle") | ||
| } | ||
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|
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| func writeConfigFile(filename string) { | ||
|
|
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| err := runWizard(&config) | ||
| if err != nil { | ||
| log.Fatalf("Error during wizard : %s", err) | ||
| } | ||
|
|
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| f, err := os.Create(filename) | ||
| if err != nil { | ||
| // failed to create/open the file | ||
| log.Fatal(err) | ||
| } | ||
| if err := toml.NewEncoder(f).Encode(config); err != nil { | ||
| // failed to encode | ||
| log.Fatal(err) | ||
| } | ||
|
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| fmt.Println(chalk.Green.Color(fmt.Sprintf("Config file (%s) created, good to go", configFileName))) | ||
|
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| defer func() { | ||
| if err := f.Close(); err != nil { | ||
| log.Fatal(err) | ||
| } | ||
| }() | ||
| } | ||
|
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| func runWizard(config *Config) error { | ||
| // Get parent dir name as project name | ||
| currWorkDirPath, _ := os.Getwd() | ||
| breakPath := strings.Split(currWorkDirPath, "/") | ||
| maybeDirName := breakPath[len(breakPath)-1] | ||
|
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| // Wizard questions | ||
| var qs = []*survey.Question{ | ||
| { | ||
| Name: "username", | ||
| Prompt: &survey.Input{Message: "Postgres user ?"}, | ||
| Validate: survey.Required, | ||
| }, | ||
| { | ||
| Name: "password", | ||
| Prompt: &survey.Password{Message: "Postgres password ?"}, | ||
| Validate: survey.Required, | ||
| }, | ||
| { | ||
| Name: "host", | ||
| Prompt: &survey.Input{Message: "Postgres server host ?", Default: "127.0.0.1"}, | ||
| Validate: survey.Required, | ||
| }, | ||
| { | ||
| Name: "port", | ||
| Prompt: &survey.Input{Message: "Postgres server port ?", Default: "5432"}, | ||
| Validate: survey.Required, | ||
| }, | ||
| { | ||
| Name: "database", | ||
| Prompt: &survey.Input{Message: "Your working database name"}, | ||
| Validate: survey.Required, | ||
| }, | ||
| { | ||
| Name: "project", | ||
| Prompt: &survey.Input{Message: "This project name", Default: maybeDirName}, | ||
| Validate: survey.Required, | ||
| }, | ||
| } | ||
|
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||
| // perform the questions | ||
| err := survey.Ask(qs, config) | ||
| if err == terminal.InterruptErr { | ||
| fmt.Println("User terminated prompt, no config file created") | ||
| os.Exit(0) | ||
| } else if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| return nil | ||
| } |
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