package llm

import (
	"encoding/json"
	"eta/eta_api/controllers"
	"eta/eta_api/controllers/llm/llm_http"
	"eta/eta_api/models"
	"eta/eta_api/models/rag"
	"eta/eta_api/services/llm/facade"
	"eta/eta_api/utils"
	"fmt"
	"strings"
	"time"
)

type PromoteController struct {
	controllers.BaseAuthController
}

// GenerateContent @Title 生成问答内容
// @Description 生成问答内容
// @Success 101 {object} response.ListResp
// @router /promote/generate_content [post]
func (pCtrl *PromoteController) GenerateContent() {
	br := new(models.BaseResponse).Init()
	defer func() {
		pCtrl.Data["json"] = br
		pCtrl.ServeJSON()
	}()
	var gcReq llm_http.GenerateContentReq
	err := json.Unmarshal(pCtrl.Ctx.Input.RequestBody, &gcReq)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	sysUser := pCtrl.SysUser
	if sysUser == nil {
		br.Msg = "请登录"
		br.ErrMsg = "请登录，SysUser Is Empty"
		br.Ret = 408
		return
	}
	if gcReq.Promote == "" {
		br.Msg = "提示词不能为空"
		br.ErrMsg = "提示词不能为空"
		return
	}
	if gcReq.WechatArticleId <= 0 {
		br.Msg = "公众号文章编号非法"
		br.ErrMsg = "公众号文章编号非法"
		return
	}
	userSendTime := time.Now()
	userContent := llm_http.Content{
		Content:  gcReq.Promote,
		Role:     "user",
		SendTime: userSendTime.Format(utils.FormatDateTime),
	}
	article, err := rag.GetArticleById(gcReq.WechatArticleId)
	if err != nil {
		br.Msg = "获取公众号内容失败"
		br.ErrMsg = "获取公众号内容失败，Err:" + err.Error()
		return
	}
	if article.TextContent == "" {
		br.Msg = "暂不支持纯文本以外的内容生成"
		br.ErrMsg = "暂不支持纯文本以外的内容生成"
		return
	}
	res, err := facade.AIGCBaseOnPromote(facade.AIGC{
		Promote:   gcReq.Promote,
		ArticleId: gcReq.WechatArticleId,
		LLMModel:  gcReq.LLMModel,
	})
	if err != nil {
		br.Msg = err.Error()
		br.ErrMsg = "内容生成失败，Err:" + err.Error()
		return
	}
	aiSendTime := time.Now()
	aiContent := llm_http.Content{
		Content:  res.Answer,
		Role:     "assistant",
		SendTime: aiSendTime.Format(utils.FormatDateTime),
	}
	br.Data = llm_http.AIGCResp{
		Promote: userContent,
		Answer:  aiContent,
	}
	llm := strings.ReplaceAll(gcReq.LLMModel, ":", "")
	saveContentReq := rag.PromoteTrainRecord{
		WechatArticleId: gcReq.WechatArticleId,
		Title:           userContent.Content,
		Llm:             llm,
		AigcContent:     res.Answer,
		AigcSendTime:    aiSendTime,
		TemplatePromote: userContent.Content,
		PromoteSendTime: userSendTime,
		CreatedTime:     time.Now(),
	}
	err = saveContentReq.SaveContent()
	if err != nil {
		br.Msg = "保存内容失败"
		br.ErrMsg = "保存内容失败，err:" + err.Error()
		return
	}
	br.Ret = 200
	br.Success = true
	br.Msg = "内容生成成功"
}

// SavePromoteContent @Title 保存问答内容
// @Description 生成问答内容
// @Success 101 {object} response.ListResp
// @router /promote/save_content [post]
func (pCtrl *PromoteController) SavePromoteContent() {
	br := new(models.BaseResponse).Init()
	defer func() {
		pCtrl.Data["json"] = br
		pCtrl.ServeJSON()
	}()
	var gcReq llm_http.SaveContentReq
	err := json.Unmarshal(pCtrl.Ctx.Input.RequestBody, &gcReq)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	sysUser := pCtrl.SysUser
	if sysUser == nil {
		br.Msg = "请登录"
		br.ErrMsg = "请登录，SysUser Is Empty"
		br.Ret = 408
		return
	}
	if gcReq.Promote == nil {
		br.Msg = "提示词内容不能为空"
		br.ErrMsg = "提示词不能为空"
		return
	}
	if gcReq.AigcContent == nil {
		br.Msg = "回答内容不能为空"
		br.ErrMsg = "提示词不能为空"
		return
	}
	if gcReq.WechatArticleId <= 0 {
		br.Msg = "公众号文章编号非法"
		br.ErrMsg = "公众号文章编号非法"
		return
	}
	var userContent, assistantContent llm_http.Content
	parseErr := json.Unmarshal(gcReq.AigcContent, &assistantContent)
	if parseErr != nil {
		br.Msg = "内容参数解析异常！"
		br.ErrMsg = "内容参数解析异，err" + parseErr.Error()
		return
	}
	parseErr = json.Unmarshal(gcReq.Promote, &userContent)
	if parseErr != nil {
		br.Msg = "内容参数解析异常！"
		br.ErrMsg = "内容参数解析异，err" + parseErr.Error()
		return
	}
	var titile string
	if gcReq.Title != "" {
		titile = gcReq.Title
	} else {
		titile = userContent.Content
	}
	var userSendTime, assistantSendTime time.Time
	if userContent.SendTime != "" {
		userSendTime, parseErr = time.ParseInLocation(utils.FormatDateTime, userContent.SendTime, time.Local)
		if parseErr != nil {
			br.Msg = "用户发送时间解析异常！"
			br.ErrMsg = "用户发送时间解析异常，err" + parseErr.Error()
			return
		}
	} else {
		br.Msg = "用户发送时间不能为空！"
		br.ErrMsg = "用户发送时间不能为空"
		return
	}
	if assistantContent.SendTime != "" {
		assistantSendTime, parseErr = time.ParseInLocation(utils.FormatDateTime, assistantContent.SendTime, time.Local)
		if parseErr != nil {
			br.Msg = "AI生成时间解析异常！"
			br.ErrMsg = "AI生成时间解析异常，err" + parseErr.Error()
			return
		}
	} else {
		br.Msg = "AI生成时间不能为空！"
		br.ErrMsg = "AI生成时间不能为空"
		return
	}
	llm := strings.ReplaceAll(gcReq.Llm, ":", "")
	saveContentReq := rag.PromoteTrainRecord{
		WechatArticleId: gcReq.WechatArticleId,
		Title:           titile,
		Llm:             llm,
		AigcContent:     assistantContent.Content,
		AigcSendTime:    assistantSendTime,
		TemplatePromote: userContent.Content,
		PromoteSendTime: userSendTime,
		CreatedTime:     time.Now(),
	}
	err = saveContentReq.SaveContent()
	if err != nil {
		br.Msg = "保存内容失败"
		br.ErrMsg = "保存内容失败，err:" + err.Error()
		return
	}
	br.Ret = 200
	br.Success = true
	br.Msg = "保存内容成功"
}

// DeletePromoteContent @Title 删除问答内容
// @Description 生成问答内容
// @Success 101 {object} response.ListResp
// @router /promote/delete_content [post]
func (pCtrl *PromoteController) DeletePromoteContent() {
	br := new(models.BaseResponse).Init()
	defer func() {
		pCtrl.Data["json"] = br
		pCtrl.ServeJSON()
	}()
	var gcReq llm_http.DeleteContentReq
	err := json.Unmarshal(pCtrl.Ctx.Input.RequestBody, &gcReq)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	sysUser := pCtrl.SysUser
	if sysUser == nil {
		br.Msg = "请登录"
		br.ErrMsg = "请登录，SysUser Is Empty"
		br.Ret = 408
		return
	}

	if gcReq.RecordId <= 0 {
		br.Msg = "记录编号非法"
		br.ErrMsg = "记录编号非法"
		return
	}

	err = rag.DeleteContent(gcReq.RecordId)
	if err != nil {
		br.Msg = "删除内容失败"
		br.ErrMsg = "删除内容失败，err:" + err.Error()
		return
	}
	br.Ret = 200
	br.Success = true
	br.Msg = "删除内容成功"
}

// PromoteContentList @Title 删除问答内容
// @Description 生成问答内容
// @Success 101 {object} response.ListResp
// @router /promote/content_list [get]
func (pCtrl *PromoteController) PromoteContentList() {
	br := new(models.BaseResponse).Init()
	defer func() {
		pCtrl.Data["json"] = br
		pCtrl.ServeJSON()
	}()
	wechatArticleId, _ := pCtrl.GetInt("WechatArticleId")
	sysUser := pCtrl.SysUser
	if sysUser == nil {
		br.Msg = "请登录"
		br.ErrMsg = "请登录，SysUser Is Empty"
		br.Ret = 408
		return
	}

	if wechatArticleId <= 0 {
		br.Msg = "记录编号非法"
		br.ErrMsg = "记录编号非法"
		return
	}

	list, err := rag.GetRecordList(wechatArticleId)
	if err != nil {
		br.Msg = "查询列表失败"
		br.ErrMsg = "查询列表失败，err:" + err.Error()
		return
	}
	total := len(list)
	for _, item := range list {
		item.Title = fmt.Sprintf("%d.%s", total, item.Title)
		total--
	}
	br.Data = list
	br.Ret = 200
	br.Success = true
	br.Msg = "查询列表成功"
}