package conf

import (
	"gls/lib/gls-server-core/core/core_conf"
	"log"
	"os"
	"path/filepath"
	"strings"

	"github.com/mitchellh/mapstructure"
	"github.com/spf13/pflag"
	"github.com/spf13/viper"
)

// json转go网址：
// https://www.bejson.com/transfor/json2go/
// YAML 转 GO: www.printlove.cn/tools/yaml2go
// JSON 转 GO: www.printlove.cn/tools/json2go
// JSON 转 YAML: http://www.json2yaml.com/

type ServerConfig struct {
	Server struct {
		Listen string `json:"Listen" yaml:"Listen"`
		Name   string `json:"Name" yaml:"Name"`
	} `json:"Server" yaml:"Server"`
}

type GLSConfig struct {
	Sname     string              `json:"Sname" yaml:"Sname"`
	Logger    core_conf.LogConfig `json:"Logger" yaml:"Logger"`
	PPFL      ServerConfig        `json:"PPFL" yaml:"PPFL"`
	DG5       ServerConfig        `json:"DG5" yaml:"DG5"`
	PPTTH     ServerConfig        `json:"PPTTH" yaml:"PPTTH"`
	PPGOO     ServerConfig        `json:"PPGOO" yaml:"PPGOO"`
	PPGOO1000 ServerConfig        `json:"PPGOO1000" yaml:"PPGOO1000"`
	PPPYBO    ServerConfig        `json:"PPPYBO" yaml:"PPPYBO"`
	PPSR      ServerConfig        `json:"PPSR" yaml:"PPSR"`
	PPSR1000  ServerConfig        `json:"PPSR1000" yaml:"PPSR1000"`
	PPSP      ServerConfig        `json:"PPSP" yaml:"PPSP"`
	PPSB      ServerConfig        `json:"PPSB" yaml:"PPSB"`
	PPSBX     ServerConfig        `json:"PPSBX" yaml:"PPSBX"`
	PPWWGM    ServerConfig        `json:"PPWWGM" yaml:"PPWWGM"`
	PPTDHM    ServerConfig        `json:"PPTDHM" yaml:"PPTDHM"`
	PPPF      ServerConfig        `json:"PPPF" yaml:"PPPF"`
	PPZVH     ServerConfig        `json:"PPZVH" yaml:"PPZVH"`
}

var Config GLSConfig

func InitYAML() {
	InitConfig()
}

func InitConfig() {
	Config = GLSConfig{}
	scf := "server.yml"
	if len(os.Args) > 1 {
		scf = os.Args[1]
	}
	LoadConfig(scf, "config", &Config)
}

func LoadConfig(cfgName string, cmdName string, target any) {
	rootDir, _ := os.Getwd()
	cfgDefPath := filepath.Join(rootDir, "../../conf", cfgName)
	cmd := pflag.NewFlagSet(os.Args[0], pflag.ExitOnError)
	cmd.String(cmdName, cfgDefPath, "config file")
	args := os.Args[1:]
	for i, s := range args {
		if strings.HasSuffix(s, cmdName) {
			args = args[i:(i + 2)]
			break
		}
	}
	cmd.Parse(args)
	v := viper.New()
	v.BindPFlags(cmd)
	cfgFileName := v.GetString(cmdName)
	cfgFilePath := cfgFileName
	if cfgFileName != cfgDefPath {
		cfgFilePath = filepath.Join(rootDir, "../../conf", cfgFileName)
	}
	v.SetConfigType("yml")
	v.SetConfigFile(cfgFilePath)
	if err := v.ReadInConfig(); err != nil {
		log.Fatal("read config error", err)
		panic(err)
	}
	if err := v.Unmarshal(target, func(decoderConfig *mapstructure.DecoderConfig) {
		decoderConfig.WeaklyTypedInput = true
	}); err != nil {
		panic(err)
	}
}

// TODO 临时改的
func LoadConfigNew(cfgName string, cmdName string, target any) {
	rootDir, _ := os.Getwd()
	cfgDefPath := filepath.Join(rootDir, "conf", cfgName)
	cmd := pflag.NewFlagSet(os.Args[0], pflag.ExitOnError)
	cmd.String(cmdName, cfgDefPath, "config file")
	args := os.Args[1:]
	for i, s := range args {
		if strings.HasSuffix(s, cmdName) {
			args = args[i:(i + 2)]
			break
		}
	}
	cmd.Parse(args)
	v := viper.New()
	v.BindPFlags(cmd)
	cfgFileName := v.GetString(cmdName)
	cfgFilePath := cfgFileName
	if cfgFileName != cfgDefPath {
		cfgFilePath = filepath.Join(rootDir, "conf", cfgFileName)
	}
	v.SetConfigType("yml")
	v.SetConfigFile(cfgFilePath)
	if err := v.ReadInConfig(); err != nil {
		log.Fatal("read config error", err)
		panic(err)
	}
	if err := v.Unmarshal(target, func(decoderConfig *mapstructure.DecoderConfig) {
		decoderConfig.WeaklyTypedInput = true
	}); err != nil {
		panic(err)
	}
}