package controllers

import (
	"errors"
	"github.com/gin-gonic/gin"
	"gorm.io/gorm"
	"path"
	"speechAnalysis/constvar"
	"speechAnalysis/extend/code"
	"speechAnalysis/extend/util"
	"speechAnalysis/models"
	"speechAnalysis/pkg/logx"
	"speechAnalysis/request"
	"speechAnalysis/response"
	"speechAnalysis/service"
	"speechAnalysis/utils/upload"
	"strings"
	"time"
)

type AudioCtl struct{}

// Upload
// @Tags      音频
// @Summary   上传音频
// @Produce   application/json
// @Param file formData file true "音频文件"
// @Success   200 {object} util.Response "成功"
// @Router    /api-sa/v1/audio/upload [post]
func (slf AudioCtl) Upload(c *gin.Context) {
	_, header, err := c.Request.FormFile("file")
	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, err.Error())
		return
	}

	filename := path.Base(header.Filename)

	arr := strings.Split(filename, "_")
	if len(arr) != 6 {
		util.ResponseFormat(c, code.RequestParamError, "文件名称错误")
		return
	}

	_, err = models.NewAudioSearch().SetName(filename).First()
	if err != gorm.ErrRecordNotFound {
		util.ResponseFormat(c, code.RequestParamError, "重复上传")
		return
	}

	oss := upload.NewOss()
	filePath, filename, uploadErr := oss.UploadFile(header)
	if uploadErr != nil {
		logx.Errorf("upload audio err: %v", err)
		util.ResponseFormat(c, code.RequestParamError, "上传失败")
		return
	}

	timeStr := arr[4] + strings.Split(arr[5], ".")[0]

	t, err := time.ParseInLocation("20060102150405", timeStr, time.Local)

	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, "时间格式不对")
		return
	}

	audio := &models.Audio{
		Name:             filename,
		Size:             header.Size,
		FilePath:         filePath,
		AudioStatus:      constvar.AudioStatusUploadOk,
		LocomotiveNumber: arr[0],
		TrainNumber:      arr[1],
		DriverNumber:     arr[2],
		Station:          arr[3],
		OccurrenceAt:     t,
		IsFollowed:       0,
	}

	if err = models.NewAudioSearch().Create(audio); err != nil {
		util.ResponseFormat(c, code.SaveFail, "上传失败")
		return
	}
	go func() {

		var trainInfoNames = []string{arr[0], arr[1], arr[3]}

		var (
			info   *models.TrainInfo
			err    error
			parent models.TrainInfo
		)
		for i := 0; i < 3; i++ {
			name := trainInfoNames[i]
			class := constvar.Class(i + 1)
			info, err = models.NewTrainInfoSearch().SetName(name).SetClass(class).First()
			if err == gorm.ErrRecordNotFound {
				info = &models.TrainInfo{
					Name:     name,
					Class:    class,
					ParentID: parent.ID,
				}
				_ = models.NewTrainInfoSearch().Create(info)
			}
			parent = *info
		}

	}()

	util.ResponseFormat(c, code.Success, "添加成功")
}

func (slf AudioCtl) ParamsCheck(filename string) (err error) {
	arr := strings.Split(filename, "_")
	if len(arr) != 6 {
		return errors.New("文件格式错误")
	}
	return nil
}

// TrainInfoList
// @Tags      音频
// @Summary   获取火车信息
// @Produce   application/json
// @Param     object  query    request.GetTrainInfoList true  "参数"
// @Success   200   {object}  util.ResponseList{data=[]models.TrainInfo}  "成功"
// @Router    /api-sa/v1/audio/trainInfoList [get]
func (slf AudioCtl) TrainInfoList(c *gin.Context) {
	var params request.GetTrainInfoList
	if err := c.ShouldBindQuery(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, err.Error())
		return
	}

	if !params.PageInfo.Check() {
		util.ResponseFormat(c, code.RequestParamError, "分页参数错误")
		return
	}

	list, total, err := models.NewTrainInfoSearch().
		SetPage(params.Page, params.PageSize).
		SetClass(params.Class).
		SetParentId(params.ParentID).
		Find()

	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, "查找失败")
		return
	}

	util.ResponseFormatList(c, code.Success, list, total)
}

// List
// @Tags      音频
// @Summary   音频分析检索
// @Produce   application/json
// @Param     object  query    request.GetAudioList true  "参数"
// @Success   200   {object}  util.ResponseList{data=[]models.Audio}  "成功"
// @Router    /api-sa/v1/audio/list [get]
func (slf AudioCtl) List(c *gin.Context) {
	var params request.GetAudioList
	if err := c.ShouldBindQuery(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, err.Error())
		return
	}

	if !params.PageInfo.Check() {
		util.ResponseFormat(c, code.RequestParamError, "分页参数错误")
		return
	}

	list, total, err := models.NewAudioSearch().
		SetPage(params.Page, params.PageSize).
		SetKeyword(params.Keyword).
		SetLocomotiveNumber(params.LocomotiveNumber).
		SetTrainNumber(params.TrainNumber).
		SetDriverNumber(params.DriverNumber).
		SetStation(params.StationNumber).
		Find()

	if err != nil {
		util.ResponseFormat(c, code.RequestParamError, "查找失败")
		return
	}

	util.ResponseFormatList(c, code.Success, list, total)
}

// Process
// @Tags      音频
// @Summary   处理音频
// @Produce   application/json
// @Param     object  body request.ProcessAudio true  "参数"
// @Success   200 {object} util.Response "成功"
// @Router    /api-sa/v1/audio/process [post]
func (slf AudioCtl) Process(c *gin.Context) {
	var params request.ProcessAudio
	if err := c.ShouldBind(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, err.Error())
		return
	}

	err := service.Process(params.ID)
	if err != nil {
		util.ResponseFormat(c, code.InternalError, err.Error())
		return
	}

	util.ResponseFormat(c, code.UpdateSuccess, "成功")
}

// BatchProcess
// @Tags      音频
// @Summary   批量处理音频
// @Produce   application/json
// @Param     object  body request.BatchProcessAudio true  "参数"
// @Success   200 {object} util.Response "成功"
// @Router    /api-sa/v1/audio/batchProcess [post]
func (slf AudioCtl) BatchProcess(c *gin.Context) {
	var params request.BatchProcessAudio
	if err := c.ShouldBind(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, err.Error())
		return
	}

	var failedNumber int
	for _, audioID := range params.IDs {
		err := service.Process(audioID)
		if err != nil {
			logx.Errorf("%v，编号: %v", err.Error(), audioID)
			failedNumber++
			continue
		}
	}

	if failedNumber == 0 {
		util.ResponseFormat(c, code.UpdateSuccess, "成功")
		return
	} else if failedNumber < len(params.IDs) {
		util.ResponseFormat(c, code.RequestParamError, "部分处理失败")
		return
	} else {
		util.ResponseFormat(c, code.RequestParamError, "全部处理失败")
		return
	}
}

// Delete
// @Tags      音频
// @Summary   删除音频
// @Produce   application/json
// @Param     object  body request.ProcessAudio true  "参数"
// @Success   200 {object} util.Response "成功"
// @Router    /api-sa/v1/audio/delete [delete]
func (slf AudioCtl) Delete(c *gin.Context) {
	var params request.ProcessAudio
	if err := c.ShouldBind(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, err.Error())
		return
	}

	err := service.DeleteAudio(params.ID)
	if err != nil {
		util.ResponseFormat(c, code.InternalError, err.Error())
		return
	}

	util.ResponseFormat(c, code.DeleteSuccess, "成功")
}

// BatchDelete
// @Tags      音频
// @Summary   批量删除音频
// @Produce   application/json
// @Param     object  body request.BatchProcessAudio true  "参数"
// @Success   200 {object} util.Response "成功"
// @Router    /api-sa/v1/audio/batchDelete [delete]
func (slf AudioCtl) BatchDelete(c *gin.Context) {
	var params request.BatchProcessAudio
	if err := c.ShouldBind(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, err.Error())
		return
	}

	err := service.BatchDeleteAudio(params.IDs)
	if err != nil {
		util.ResponseFormat(c, code.InternalError, err.Error())
		return
	}

	util.ResponseFormat(c, code.DeleteSuccess, "成功")
}

// Follow
// @Tags      音频
// @Summary   关注/取消关注
// @Produce   application/json
// @Param     object  body request.FollowReq true  "参数"
// @Success   200 {object} util.Response{data=response.FollowResp} "成功"
// @Router    /api-sa/v1/audio/follow [post]
func (slf AudioCtl) Follow(c *gin.Context) {
	var params request.ProcessAudio
	if err := c.ShouldBind(&params); err != nil {
		util.ResponseFormat(c, code.RequestParamError, err.Error())
		return
	}

	followStatus, err := service.Follow(params.ID)
	if err != nil {
		util.ResponseFormat(c, code.InternalError, err.Error())
		return
	}
	resp := response.FollowResp{FollowStatus: followStatus}

	util.ResponseFormat(c, code.UpdateSuccess, resp)
}