Add config command

cmd/cmd.go

@@ -95,6 +95,7 @@ func newCmd() *cmd {
 		commands.Add,
 		commands.Activate,
 		commands.Env,
+		commands.Config,
 		commands.Cd,
 	}
 

cmd/commands/config.go

@@ -0,0 +1,123 @@
+package commands
+
+import (
+	"fmt"
+	"github.com/urfave/cli/v2"
+	"github.com/version-fox/vfox/internal"
+	"reflect"
+	"strconv"
+	"strings"
+)
+
+var Config = &cli.Command{
+	Name:  "config",
+	Usage: "Setup, view config",
+	Flags: []cli.Flag{
+		&cli.BoolFlag{
+			Name:    "list",
+			Aliases: []string{"l"},
+			Usage:   "list all config",
+		},
+		&cli.BoolFlag{
+			Name:    "unset",
+			Aliases: []string{"un"},
+			Usage:   "remove a config",
+		},
+	},
+	Action: configCmd,
+}
+
+func configCmd(ctx *cli.Context) error {
+	manager := internal.NewSdkManager()
+	defer manager.Close()
+	config := reflect.ValueOf(manager.Config)
+
+	if ctx.Bool("list") {
+		configList("", config)
+		return nil
+	}
+
+	args := ctx.Args()
+	if args.Len() == 0 {
+		return ctx.App.Run([]string{"CMD", "config", "-h"})
+	}
+
+	keys := strings.Split(args.First(), ".")
+	unset := ctx.Bool("unset")
+	if !unset && args.Len() == 1 {
+		configGet(config, keys)
+		return nil
+	}
+
+	value := args.Get(1)
+	if unset {
+		value = ""
+	}
+	configSet(config, keys, value)
+	return manager.Config.SaveConfig(manager.PathMeta.HomePath)
+}
+
+func configList(prefix string, v reflect.Value) {
+	if v.Kind() == reflect.Ptr {
+		v = v.Elem()
+	}
+
+	for i := 0; i < v.NumField(); i++ {
+		key := v.Type().Field(i).Tag.Get("yaml")
+		value := v.Field(i)
+		if (value.Kind() == reflect.Ptr && value.Elem().Kind() == reflect.Struct) || value.Kind() == reflect.Struct {
+			configList(prefix+key+".", value)
+		} else {
+			if value.Kind() == reflect.String && value.IsZero() {
+				continue
+			}
+			fmt.Printf(prefix+key+" = %v\n", value.Interface())
+		}
+	}
+}
+
+func configGet(v reflect.Value, keys []string) {
+	var foundCount int
+	for _, key := range keys {
+		if v.Kind() == reflect.Ptr {
+			v = v.Elem()
+		}
+		for i := 0; i < v.NumField(); i++ {
+			if v.Type().Field(i).Tag.Get("yaml") == key {
+				v = v.Field(i)
+				foundCount = foundCount + 1
+				break
+			}
+		}
+	}
+	if foundCount == len(keys) {
+		if (v.Kind() == reflect.Ptr && v.Elem().Kind() == reflect.Struct) || v.Kind() == reflect.Struct {
+			configList(strings.Join(keys, ".")+".", v)
+		} else {
+			fmt.Printf("%v\n", v.Interface())
+		}
+	}
+}
+
+func configSet(v reflect.Value, keys []string, value string) {
+	key := keys[0]
+	if v.Kind() == reflect.Ptr {
+		v = v.Elem()
+	}
+	for i := 0; i < v.NumField(); i++ {
+		if v.Type().Field(i).Tag.Get("yaml") == key {
+			if len(keys) > 1 {
+				configSet(v.Field(i), keys[1:], value)
+			} else {
+				switch v.Field(i).Kind() {
+				case reflect.Bool:
+					parseBool, _ := strconv.ParseBool(value)
+					v.Field(i).SetBool(parseBool)
+				default:
+					v.Field(i).SetString(value)
+				}
+			}
+			break
+		}
+	}
+}

docs/guides/configuration.md

@@ -20,11 +20,12 @@ legacyVersionFile:
 ```
 
 ::: warning
+
 1. If both `.tool-versions` and other version manager's configuration files (`.nvmrc`, `.sdkmanrc`, etc.) exist in the
    directory, `vfox` **priority read** the `.tool-versions` file.
 2. Enabling this feature may cause `vfox` to refresh environment variables slightly slower, **please enable it according
    to your needs**.
-:::
+   :::
 
 ## Proxy Settings
 
@@ -61,11 +62,33 @@ If you want to use **your own registry or third-party mirror registry**, please
 
 ```yaml
 registry:
-  address: 'https://vfox-plugins.lhan.me'
+  address: "https://vfox-plugins.lhan.me"
 ```
 
 ::: tip Available Mirrors
 
 - https://cdn.jsdelivr.net/gh/version-fox/vfox-plugins/plugins
 - https://rawcdn.githack.com/version-fox/vfox-plugins/plugins
   :::
+
+## Config Command <Badge type="tip" text=">= 0.4.0" vertical="middle" />
+
+Setup, view config
+
+**Usage**
+
+```shell
+vfox config [<key>] [<value>]
+
+vfox config proxy.enable true
+vfox config proxy.url http://localhost:7890
+vfox config storage.sdkPath /tmp
+```
+
+`key`: Configuration item, separated by `. `.
+`value`: If not passed, look at the value of the configuration item.
+
+**Options**
+
+- `-l, --list`: list all config.
+- `-un, --unset`: remove a config.

docs/usage/all-commands.md

@@ -13,6 +13,7 @@ vfox uninstall <sdk-name>@<version> Uninstall the specified version of SDK
 vfox use [--global --project --session] <sdk-name>[@<version>]   Use the specified version of SDK for different scope
 vfox list [<sdk-name>]              List all installed versions of SDK
 vfox current [<sdk-name>]           Show the current version of SDK
+vfox config [<key>] [<value>]       Setup, view config
 vfox cd [--plugin] [<sdk-name>]     Launch a shell in the VFOX_HOME, SDK directory, or plugin directory
 vfox help                      Show this help message
 ```

docs/zh-hans/guides/configuration.md

@@ -3,13 +3,12 @@
 `vfox` 允许你修改一些配置, 所有配置信息都存放在`$HOME/.version-fox/config.yaml`文件中。
 
 ::: tip 注意
-如果你是首次运行`vfox`, 则会自动创建一个空的config.yaml文件。
+如果你是首次运行`vfox`, 则会自动创建一个空的 config.yaml 文件。
 :::
 
 ## 兼容版本文件 <Badge type="tip" text=">= 0.4.0" vertical="middle" />
 
-
-插件 **支持** 读取其他版本管理器的配置文件, 例如: Nodejs的`nvm`的`.nvmrc`文件, Java的`SDKMAN`的`.sdkmanrc`文件等。
+插件 **支持** 读取其他版本管理器的配置文件, 例如: Nodejs 的`nvm`的`.nvmrc`文件, Java 的`SDKMAN`的`.sdkmanrc`文件等。
 
 此能力**默认是关闭的**, 如果你想开启, 请按照以下方式配置:
 
@@ -19,15 +18,16 @@ legacyVersionFile:
 ```
 
 ::: warning
+
 1. 如果目录里同时存在`.tool-versions`和其他版本管理器的配置文件(`.nvmrc`, `.sdkmanrc`等),
-`vfox` **优先加载**`.tool-versions`文件.
+   `vfox` **优先加载**`.tool-versions`文件.
 2. 开启此功能可能会导致`vfox`刷新环境变量时略微变慢, **请根据自己的需求开启**。
-:::
+   :::
 
 ## 代理设置
 
 ::: tip 注意
-当前仅支持http(s)代理协议
+当前仅支持 http(s)代理协议
 :::
 
 **格式**: `http[s]://[username:password@]host:port`
@@ -40,7 +40,7 @@ proxy:
 
 ## 存储路径
 
-`vfox`默认将SDK缓存文件存储在`$HOME/.version-fox/cache`目录下。
+`vfox`默认将 SDK 缓存文件存储在`$HOME/.version-fox/cache`目录下。
 
 ::: danger !!!
 在配置之前， 请确保`vfox`有文件夹的写权限。⚠⚠⚠
@@ -59,7 +59,7 @@ storage:
 
 ```yaml
 registry:
-  address: 'https://vfox-plugins.lhan.me'
+  address: "https://vfox-plugins.lhan.me"
 ```
 
 ::: tip 可用镜像
@@ -68,3 +68,25 @@ registry:
 - https://cdn.jsdelivr.net/gh/version-fox/vfox-plugins/plugins
 - https://rawcdn.githack.com/version-fox/vfox-plugins/plugins
   :::
+
+## Config 命令 <Badge type="tip" text=">= 0.4.0" vertical="middle" />
+
+设置，查看配置
+
+**用法**
+
+```shell
+vfox config [<key>] [<value>]
+
+vfox config proxy.enable true
+vfox config proxy.url http://localhost:7890
+vfox config storage.sdkPath /tmp
+```
+
+`key`：配置项，以`.`分割。
+`value`：不传为查看配置项的值。
+
+**选项**
+
+- `-l, --list`：列出所有配置。
+- `-un, --unset`：删除一个配置。

docs/zh-hans/usage/all-commands.md

@@ -13,6 +13,7 @@ vfox uninstall <sdk-name>@<version> Uninstall the specified version of SDK
 vfox use [--global --project --session] <sdk-name>[@<version>]   Use the specified version of SDK for different scope
 vfox list [<sdk-name>]              List all installed versions of SDK
 vfox current [<sdk-name>]           Show the current version of SDK
+vfox config [<key>] [<value>]       Setup, view config
 vfox cd [--plugin] [<sdk-name>]     Launch a shell in the VFOX_HOME, SDK directory, or plugin directory
 vfox help                      Show this help message
 ```

internal/config/config.go

@@ -78,3 +78,12 @@ func NewConfig(path string) (*Config, error) {
 	p := filepath.Join(path, filename)
 	return NewConfigWithPath(p)
 }
+
+func (c *Config) SaveConfig(path string) error {
+	p := filepath.Join(path, filename)
+	content, err := yaml.Marshal(c)
+	if err != nil {
+		return err
+	}
+	return os.WriteFile(p, content, 0644)
+}