// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
//go:build plus

package userconfigs

import (
	"encoding/json"
	"fmt"
	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/shared"
)

type PayMethod = string

const (
	PayMethodAlipay PayMethod = "alipay"
)

type PayMethodParams interface {
	Init() error
}

type AlipayPayMethodParams struct {
	IsSandbox        bool   `json:"isSandbox"`        // 是否沙箱应用
	AppId            string `json:"appId"`            // APPID
	PrivateKey       string `json:"privateKey"`       // 私钥
	AppPublicCert    string `json:"appPublicCert"`    // 应用公钥证书
	AlipayPublicCert string `json:"alipayPublicCert"` // 支付宝公钥证书
	AlipayRootCert   string `json:"alipayRootCert"`   // 支付宝根证书
	ProductCode      string `json:"productCode"`      // 产品代号
}

func (this *AlipayPayMethodParams) Init() error {
	return nil
}

type PayMethodDefinition struct {
	Name        string `json:"name"`
	Code        string `json:"code"`
	Description string `json:"description"`
	QRCodeTitle string `json:"qrcodeTitle"` // 二维码标题
	NotifyURL   string `json:"notifyURL"`
}

func FindAllPresetPayMethods() []*PayMethodDefinition {
	return []*PayMethodDefinition{
		{
			Name:        "支付宝",
			Code:        PayMethodAlipay,
			Description: "支付宝平台提供的支付能力。",
			QRCodeTitle: "请使用支付宝APP扫描下方二维码完成支付：",
			NotifyURL:   "${baseAddr}/api/pay/alipay/notify",
		},
	}
}

func FindPresetPayMethodWithCode(code PayMethod) *PayMethodDefinition {
	for _, payMethod := range FindAllPresetPayMethods() {
		if payMethod.Code == code {
			return payMethod
		}
	}
	return nil
}

func DecodePayMethodParams(payMethodCode PayMethod, paramsJSON []byte) (params PayMethodParams, err error) {
	switch payMethodCode {
	case PayMethodAlipay:
		params = &AlipayPayMethodParams{}
	}

	if params == nil {
		return
	}

	err = json.Unmarshal(paramsJSON, params)
	if err != nil {
		return nil, fmt.Errorf("decode params failed: %w", err)
	}

	err = params.Init()
	return
}

type PayClientType = string

const (
	PayClientTypeAll    PayClientType = "all"
	PayClientTypeLaptop PayClientType = "laptop"
	PayClientTypeMobile PayClientType = "mobile"
)

func FindAllPayClientTypes() []*shared.Definition {
	return []*shared.Definition{
		{
			Name:        "所有终端",
			Code:        PayClientTypeAll,
			Description: "可以在电脑浏览器和手机上完成支付。",
		},
		{
			Name:        "PC端",
			Code:        PayClientTypeLaptop,
			Description: "需要在电脑浏览器上完成支付。",
		},
		{
			Name:        "手机端",
			Code:        PayClientTypeMobile,
			Description: "需要在手机上完成支付。",
		},
	}
}

func FindPayClientType(clientType PayClientType) *shared.Definition {
	var allTypes = FindAllPayClientTypes()
	if len(allTypes) == 0 {
		return nil
	}
	for _, def := range allTypes {
		if def.Code == clientType {
			return def
		}
	}
	return allTypes[0]
}

func FindPayClientTypeName(clientType PayClientType) string {
	for _, def := range FindAllPayClientTypes() {
		if def.Code == clientType {
			return def.Name
		}
	}
	return "所有终端"
}