package fwh_pro

import (
	"encoding/json"
	"fwh-toolbox-server/domain"
	"net/url"
	"strconv"
)

type ShutdownListResponse struct {
	Code int              `json:"code"`
	Msg  string           `json:"msg"`
	Data ShutdownListData `json:"data"`
}

type ShutdownListData struct {
	Current int                     `json:"current"` // 当前页
	Pages   int                     `json:"pages"`   // 总页数
	Size    int                     `json:"size"`    // 每页最大条数
	Total   int64                   `json:"total"`   // 总条数
	Records []domain.ShutdownRecord `json:"records"` // 记录列表
}

// 查询Shutdown站点列表 one page
func querySiteShutdownListOnePage(date string, country int, page int) ([]byte, error) {
	// 构造 query 参数
	var params url.Values
	if country <= 0 {
		params.Add("countryId", "") // 0-ALL
	} else {
		params.Add("countryId", strconv.Itoa(country)) // 2-美国 3-澳大利亚 5-加拿大 6-新西兰 51-巴巴多斯
	}
	params.Add("date", date)
	params.Add("timeType", strconv.Itoa(1)) // 0-通讯时间；1-设备时间
	params.Add("pageSize", strconv.FormatUint(REQ_PAGE_SIZE, 10))
	params.Add("pageNum", strconv.Itoa(page))
	params.Add("land", "ZH_CN")

	return FwhHttpGet("https://energy.franklinwh.com/api-inspect/fault/listShutdownGateway", params)
}

// 查询Shutdown站点列表
func QuerySiteShutdownList(date string, country int) ([]domain.ShutdownRecord, error) {
	var total int64 = 0
	var page int = 0
	var records []domain.ShutdownRecord = []domain.ShutdownRecord{}

	for total == 0 || REQ_PAGE_SIZE*uint64(page) < uint64(total) {
		page++
		resByte, err := querySiteShutdownListOnePage(date, country, page)
		if err != nil {
			return nil, err
		}

		var shutdownListRes ShutdownListResponse
		// 反序列化（unmarshal）
		jsonErr := json.Unmarshal(resByte, &shutdownListRes)
		if jsonErr != nil {
			return nil, jsonErr
		}

		total = int64(shutdownListRes.Data.Total)
		records = append(records, shutdownListRes.Data.Records...)
	}

	return records, nil
}