package env

import (
	"os"
	"strings"

	"git.apinb.com/bsm-sdk/engine/types"
	"git.apinb.com/bsm-sdk/engine/utils"
)

var MeshEnv *types.MeshEnv = nil

// get system env.
func NewEnv() *types.MeshEnv {
	if MeshEnv == nil {
		MeshEnv = &types.MeshEnv{
			Workspace:    GetEnvDefault("BlocksMesh_Workspace", "bsm"),
			JwtSecretKey: GetEnvDefault("BlocksMesh_JwtSecretKey", "Cblocksmesh2022C"),
			RuntimeMode:  strings.ToLower(GetEnvDefault("BlocksMesh_RuntimeMode", "dev")),
		}

		if MeshEnv.RuntimeMode == "dev" {
			MeshEnv.Prefix = GetEnvDefault("BlocksMesh_Prefix", utils.GetCurrentPath())
		} else {
			MeshEnv.Prefix = GetEnvDefault("BlocksMesh_Prefix", "/usr/local/bsm")
		}
	}
	return MeshEnv
}

// get system base env.
func NewBaseEnv() *types.MeshEnv {
	if MeshEnv == nil {
		MeshEnv = &types.MeshEnv{
			RuntimeMode: strings.ToLower(GetEnvDefault("BlocksMesh_RuntimeMode", "dev")),
		}

		if MeshEnv.RuntimeMode == "dev" {
			MeshEnv.Prefix = GetEnvDefault("BlocksMesh_Prefix", utils.GetCurrentPath())
		} else {
			MeshEnv.Prefix = GetEnvDefault("BlocksMesh_Prefix", "/usr/local/bsm")
		}
	}
	return MeshEnv
}

func GetEnvDefault(key string, def string) string {
	value := os.Getenv(key)
	if value == "" {
		return def
	}
	return value
}