remove cmdContext, parse env in Cmd

cmd/cmd.go

@@ -4,11 +4,12 @@ import (
 	"errors"
 	"flag"
 	"fmt"
+	"os"
 	"strings"
 )
 
 type Runner interface {
-	Init([]string, CmdContext) error
+	Init([]string) error
 	Run() error
 	Name() string
 	Alias() []string
@@ -28,14 +29,22 @@ type Cmd struct {
 	bufferReq  bool
 }
 
+type EnvContext struct {
+	Session string `json:"session"`
+	Client  string `json:"client"`
+}
+
 func (c *Cmd) Run() error      { return nil }
 func (c *Cmd) Name() string    { return c.fs.Name() }
 func (c *Cmd) Alias() []string { return c.alias }
 
-func (c *Cmd) Init(args []string, cc CmdContext) error {
-	c.session, c.client = cc.Session, cc.Client
+func (c *Cmd) Init(args []string) error {
+	env := EnvContext{
+		Session: os.Getenv("KKS_SESSION"),
+		Client:  os.Getenv("KKS_CLIENT"),
+	}
 
-	c.fs.Usage = c.usage
+	c.session, c.client = env.Session, env.Client
 
 	if err := c.fs.Parse(args); err != nil {
 		return err
@@ -48,6 +57,8 @@ func (c *Cmd) Init(args []string, cc CmdContext) error {
 		return errors.New("no client in context")
 	}
 
+	c.fs.Usage = c.usage
+
 	return nil
 }
 

cmd/root.go

@@ -30,14 +30,14 @@ func Root(args []string) error {
 
 	subcommand := os.Args[1]
 
-	cmdCtx, err := NewCmdContext()
-	if err != nil {
-		return err
-	}
+	// cmdCtx, err := NewCmdContext()
+	// if err != nil {
+	// 	return err
+	// }
 
 	for _, cmd := range cmds {
 		if cmd.Name() == subcommand || containsString(cmd.Alias(), subcommand) {
-			if err := cmd.Init(os.Args[2:], *cmdCtx); err != nil {
+			if err := cmd.Init(os.Args[2:]); err != nil {
 				return err
 			}
 			return cmd.Run()