package controller

import (
	"fmt"
	"sync"

	"be.ems/src/framework/i18n"
	"be.ems/src/framework/reqctx"
	"be.ems/src/framework/resp"
	"be.ems/src/framework/utils/parse"
	neFetchlink "be.ems/src/modules/ne/fetch_link"
	"be.ems/src/modules/ne/model"
	"be.ems/src/modules/ne/service"

	"github.com/gin-gonic/gin"
)

// 实例化控制层 NeInfoController 结构体
var NewNeInfo = &NeInfoController{
	neInfoService: service.NewNeInfo,
}

// 网元信息请求
//
// PATH /info
type NeInfoController struct {
	neInfoService *service.NeInfo // 网元信息服务
}

// neStateCacheMap 网元状态缓存最后一次成功的信息
var neStateCacheMap sync.Map
var mutex sync.Mutex

// 网元信息状态
//
// GET /state
//
//	@Tags			network_element/info
//	@Accept			json
//	@Produce		json
//	@Param			coreUid	query		string	true	"CoreUID"	default(8I73Y01Z)
//	@Param			neUid	query		string	true	"NeUID"		default(5AKF59BZ)
//	@Success		200		{object}	object	"Response Results"
//	@Security		TokenAuth
//	@Summary		Network element information state
//	@Description	Network element information state
//	@Router			/ne/info/state [get]
func (s NeInfoController) State(c *gin.Context) {
	language := reqctx.AcceptLanguage(c)
	var query struct {
		CoreUID string `form:"coreUid" binding:"required"` // 核心网唯一标识
		NeUID   string `form:"neUid" binding:"required"`   // 网元唯一标识
	}
	if err := c.ShouldBindQuery(&query); err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}

	neInfo := s.neInfoService.FindByCoreUidAndNeUid(query.CoreUID, query.NeUID)
	if neInfo.CoreUID != query.CoreUID || neInfo.NeUID != query.NeUID {
		c.JSON(200, resp.ErrMsg(i18n.TKey(language, "app.common.noNEInfo")))
		return
	}
	neKey := fmt.Sprintf("%s_%s", neInfo.CoreUID, neInfo.NeUID)

	// 网元直连
	resData, err := neFetchlink.NeState(neInfo)
	if err != nil {
		mutex.Lock()
		// 异常取上次缓存
		resDataCache, ok := neStateCacheMap.Load(neKey)
		if ok && resDataCache != nil {
			resDataCache.(map[string]any)["online"] = false
		} else {
			resDataCache = map[string]any{
				"online":  false,
				"coreUid": neInfo.CoreUID,
				"neUid":   neInfo.NeUID,
				"neType":  neInfo.NeType,
				"neName":  neInfo.NeName,
				"neIP":    neInfo.IPAddr,
			}
		}
		neStateCacheMap.Store(neKey, resDataCache)
		mutex.Unlock()
		c.JSON(200, resp.OkData(resDataCache))
		return
	}

	// 存入缓存
	resData["online"] = true
	mutex.Lock()
	neStateCacheMap.Store(neKey, resData)
	mutex.Unlock()
	c.JSON(200, resp.OkData(resData))
}

// 网元信息查询
//
// GET /nf
//
//	@Tags			network_element/info
//	@Accept			json
//	@Produce		json
//	@Param			coreUid	query		string	true	"CoreUID"	default(8I73Y01Z)
//	@Param			neUid	query		string	true	"NeUID"		default(5AKF59BZ)
//	@Success		200		{object}	object	"Response Results"
//	@Security		TokenAuth
//	@Summary		Network element neType and neID queries
//	@Description	Network element neType and neID queries
//	@Router			/ne/info/nf [get]
func (s NeInfoController) Nf(c *gin.Context) {
	language := reqctx.AcceptLanguage(c)
	var query struct {
		CoreUID string `form:"coreUid" binding:"required"` // 核心网唯一标识
		NeUID   string `form:"neUid" binding:"required"`   // 网元唯一标识
	}
	if err := c.ShouldBindQuery(&query); err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}

	neInfo := s.neInfoService.FindByCoreUidAndNeUid(query.CoreUID, query.NeUID)
	if neInfo.CoreUID != query.CoreUID || neInfo.NeUID != query.NeUID {
		c.JSON(200, resp.ErrMsg(i18n.TKey(language, "app.common.noNEInfo")))
		return
	}
	c.JSON(200, resp.OkData(neInfo))
}

// 网元信息列表全部无分页
//
// GET /list/all
//
//	@Tags			network_element/info
//	@Accept			json
//	@Produce		json
//	@Param			coreUid	query		string	true	"CoreUID"	default(8I73Y01Z)
//	@Param			neUid	query		string	true	"NeUID"		default(5AKF59BZ)
//	@Param			neType		query		string	true	"NE Type"
//	@Param			bandStatus	query		boolean	true	"With status information"
//	@Param			bandHost	query		boolean	true	"With host information"
//	@Success		200			{object}	object	"Response Results"
//	@Security		TokenAuth
//	@Summary		The list of network element information is all unpaginated
//	@Description	The list of network element information is all unpaginated
//	@Router			/ne/info/list/all [get]
func (s NeInfoController) ListAll(c *gin.Context) {
	language := reqctx.AcceptLanguage(c)
	var querys struct {
		CoreUID    string `form:"coreUid" binding:"required"` // 核心网唯一标识
		NeUID      string `form:"neUid"`                      // 网元唯一标识
		NeType     string `form:"neType"`
		BandStatus bool   `form:"bandStatus"`
		BandHost   bool   `form:"bandHost"`
	}
	if err := c.ShouldBindQuery(&querys); err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}

	// 查询实体参数
	ne := model.NeInfo{}
	if querys.CoreUID != "" {
		ne.CoreUID = querys.CoreUID
	}
	if querys.NeUID != "" {
		ne.NeUID = querys.NeUID
	}
	if querys.NeType != "" {
		ne.NeType = querys.NeType
	}
	neList := s.neInfoService.Find(ne, querys.BandStatus, querys.BandHost)
	if len(neList) == 0 {
		c.JSON(200, resp.ErrMsg(i18n.TKey(language, "app.common.noNEInfo")))
		return
	}
	c.JSON(200, resp.OkData(neList))
}

// 网元端Para5G配置文件读取
//
// GET /file/para5g
func (s NeInfoController) Para5GFileRead(c *gin.Context) {
	data, err := s.neInfoService.NeConfPara5GRead()
	if err != nil {
		c.JSON(200, resp.ErrMsg(err.Error()))
		return
	}
	c.JSON(200, resp.OkData(data))
}

// 网元端Para5G配置文件写入
//
// PUT /file/para5g
func (s NeInfoController) Para5GFileWrite(c *gin.Context) {
	var body struct {
		Content map[string]any `json:"content" binding:"required"` // 内容
		SyncNE  []string       `json:"syncNe"`                     // 同步到网元
	}
	if err := c.ShouldBindBodyWithJSON(&body); err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}

	err := s.neInfoService.NeConfPara5GWirte(body.Content, body.SyncNE)
	if err != nil {
		c.JSON(200, resp.ErrMsg(err.Error()))
		return
	}
	c.JSON(200, resp.Ok(nil))
}

// 网元端OAM配置文件读取
//
// GET /file/oam
func (s NeInfoController) OAMFileRead(c *gin.Context) {
	var querys struct {
		CoreUID string `form:"coreUid" binding:"required"` // 核心网唯一标识
		NeUID   string `form:"neUid" binding:"required"`   // 网元唯一标识
	}
	if err := c.ShouldBindQuery(&querys); err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}

	data, err := s.neInfoService.NeConfOAMReadSync(querys.CoreUID, querys.NeUID)
	if err != nil {
		c.JSON(200, resp.ErrMsg(err.Error()))
		return
	}
	c.JSON(200, resp.OkData(data))
}

// 网元端OAM配置文件写入
//
// PUT /file/oam
func (s NeInfoController) OAMFileWrite(c *gin.Context) {
	language := reqctx.AcceptLanguage(c)
	var body struct {
		CoreUID string         `json:"coreUid" binding:"required"` // 核心网唯一标识
		NeUID   string         `json:"neUid" binding:"required"`   // 网元唯一标识
		Content map[string]any `json:"content" binding:"required"` // 内容
		Sync    bool           `json:"sync"`                       // 同步到网元
	}
	if err := c.ShouldBindBodyWithJSON(&body); err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}

	// 查询网元获取IP
	neInfo := s.neInfoService.FindByCoreUidAndNeUid(body.CoreUID, body.NeUID)
	if neInfo.CoreUID != body.CoreUID || neInfo.NeUID != body.NeUID {
		c.JSON(200, resp.ErrMsg(i18n.TKey(language, "app.common.noNEInfo")))
		return
	}

	err := s.neInfoService.NeConfOAMWirteSync(neInfo, body.Content, body.Sync)
	if err != nil {
		c.JSON(200, resp.ErrMsg(err.Error()))
		return
	}
	c.JSON(200, resp.Ok(nil))
}

// 网元信息列表
//
// GET /list
//
//	@Tags			network_element/info
//	@Accept			json
//	@Produce		json
//	@Param			bandStatus	query		boolean	false	"The result carries the state of the network element"
//	@Param			neId		query		string	false	"NE ID"
//	@Param			neType		query		string	false	"Ne Type"
//	@Param			pageNum		query		number	true	"pageNum"	default(1)
//	@Param			pageSize	query		number	true	"pageSize"	default(10)
//	@Success		200			{object}	object	"Response Results"
//	@Security		TokenAuth
//	@Summary		Network element information list
//	@Description	Network element information list
//	@Router			/ne/info/list [get]
func (s NeInfoController) List(c *gin.Context) {
	query := reqctx.QueryMap(c)
	coreUid, coreUidOk := query["coreUid"]
	if !coreUidOk || coreUid == "" {
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_CHEACK, "bind err: coreUid is empty"))
		return
	}
	bandStatus := false
	if v, ok := query["bandStatus"]; ok {
		bandStatus = parse.Boolean(v)
	}
	rows, total := s.neInfoService.FindByPage(query, bandStatus)
	c.JSON(200, resp.OkData(map[string]any{"rows": rows, "total": total}))
}

// 网元信息
//
// GET /
//
//	@Tags			network_element/info
//	@Accept			json
//	@Produce		json
//	@Param			value	path		string	true	"Row ID"
//	@Success		200		{object}	object	"Response Results"
//	@Security		TokenAuth
//	@Summary		Network element information
//	@Description	Network element information
//	@Router			/ne/info [get]
func (s NeInfoController) Info(c *gin.Context) {
	language := reqctx.AcceptLanguage(c)
	var query struct {
		CoreUID string `form:"coreUid" binding:"required"` // 核心网唯一标识
		ID      int64  `form:"id" binding:"required"`      // ID
	}
	if err := c.ShouldBindQuery(&query); err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}

	info := s.neInfoService.FindById(query.ID, true)
	if info.ID != query.ID || info.CoreUID != query.CoreUID {
		// 没有可访问网元信息数据！
		c.JSON(200, resp.ErrMsg(i18n.TKey(language, "neInfo.noData")))
		return
	}

	c.JSON(200, resp.OkData(info))
}

// 网元信息新增
//
// POST /
//
//	@Tags			network_element/info
//	@Accept			json
//	@Produce		json
//	@Param			data	body		object	true	"Request Param"
//	@Success		200		{object}	object	"Response Results"
//	@Security		TokenAuth
//	@Summary		Network element information addition
//	@Description	Network element information addition
//	@Router			/ne/info [post]
func (s NeInfoController) Add(c *gin.Context) {
	var body model.NeInfo
	err := c.ShouldBindBodyWithJSON(&body)
	if err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}
	if body.ID != 0 {
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_CHEACK, "bind err: id not is empty"))
		return
	}
	if body.CoreUID == "" {
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_CHEACK, "bind err: coreUid is empty"))
		return
	}

	body.CreateBy = reqctx.LoginUserToUserName(c)
	insertId := s.neInfoService.Insert(body)
	if insertId > 0 {
		c.JSON(200, resp.OkData(insertId))
		return
	}
	c.JSON(200, resp.Err(nil))
}

// 网元信息修改
//
// PUT /
//
//	@Tags			network_element/info
//	@Accept			json
//	@Produce		json
//	@Param			data	body		object	true	"Request Param"
//	@Success		200		{object}	object	"Response Results"
//	@Security		TokenAuth
//	@Summary		Network element information modification
//	@Description	Network element information modification
//	@Router			/ne/info [put]
func (s NeInfoController) Edit(c *gin.Context) {
	language := reqctx.AcceptLanguage(c)
	var body model.NeInfo
	err := c.ShouldBindBodyWithJSON(&body)
	if err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}
	if body.ID <= 0 {
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_CHEACK, "bind err: id is empty"))
		return
	}

	// 检查是否存在
	neInfo := s.neInfoService.FindById(body.ID, false)
	if neInfo.ID != body.ID {
		// 没有可访问网元信息数据！
		c.JSON(200, resp.ErrMsg(i18n.TKey(language, "neInfo.noData")))
		return
	}

	body.CoreUID = neInfo.CoreUID
	body.NeUID = neInfo.NeUID
	body.UpdateBy = reqctx.LoginUserToUserName(c)
	rows := s.neInfoService.Update(body)
	if rows > 0 {
		c.JSON(200, resp.Ok(nil))
		return
	}
	c.JSON(200, resp.Err(nil))
}

// 网元信息删除
//
// DELETE /:id
//
//	@Tags			network_element/info
//	@Accept			json
//	@Produce		json
//	@Param			value	path		string	true	"Row ID"
//	@Success		200		{object}	object	"Response Results"
//	@Security		TokenAuth
//	@Summary		Network element information deletion
//	@Description	Network element information deletion
//	@Router			/ne/info [delete]
func (s NeInfoController) Remove(c *gin.Context) {
	language := reqctx.AcceptLanguage(c)
	var query struct {
		CoreUID string `form:"coreUid" binding:"required"` // 核心网唯一标识
		NeUID   string `form:"neUid" binding:"required"`   // 网元唯一标识
		ID      int64  `form:"id" binding:"required"`      // 记录ID
	}
	if err := c.ShouldBindQuery(&query); err != nil {
		errMsgs := fmt.Sprintf("bind err: %s", resp.FormatBindError(err))
		c.JSON(422, resp.CodeMsg(resp.CODE_PARAM_PARSER, errMsgs))
		return
	}

	rows, err := s.neInfoService.DeleteById(query.ID, query.CoreUID, query.NeUID)
	if err != nil {
		c.JSON(200, resp.ErrMsg(i18n.TKey(language, err.Error())))
		return
	}
	msg := i18n.TTemplate(language, "app.common.deleteSuccess", map[string]any{"num": rows})
	c.JSON(200, resp.OkMsg(msg))
}