package app

import (
	"analysis/logo"
	"analysis/util"
	"encoding/json"
	"fmt"
	"io/ioutil"
	"plugin"
)

// SdkConfig sdk
type SdkConfig struct {
	SoFile string            `json:"so_file_path"`
	Env    string            `json:"runtime"`
	Param  map[string]string `json:"param"`
}

// ReadConfig config json
func ReadConfig(file string) (SdkConfig, error) {
	data, err := ioutil.ReadFile(file)
	if err != nil {
		return SdkConfig{}, fmt.Errorf("READ SDK CONFIG FILE %s ERROR", file)
	}

	//读取的数据为json格式，需要进行解码
	var v SdkConfig
	err = json.Unmarshal(data, &v)

	return v, err
}

// EnvNoValue env no
const EnvNoValue = "env-no-value"

// ReadEnv env
func ReadEnv(file string) string {
	c, err := ReadConfig(file)
	if err != nil {
		return EnvNoValue
	}
	return c.Env
}

// GetParams params
func GetParams() []string {
	var params []string

	for k, v := range util.MapParames {
		params = append(params, "-"+k+"="+v)
	}

	return params
}

// LoadFunc load plugin
func LoadFunc(plug *plugin.Plugin, soFile, fnName string) (plugin.Symbol, error) {
	fn, err := plug.Lookup(fnName)
	if err != nil {
		logo.Errorln("Lookup Func: ", fnName, " From: ", soFile, " Error: ", err)
	}
	return fn, err
}