package controller

import (
	"github.com/gin-gonic/gin"
	"knowledge/api/dao"
	"knowledge/api/dto"
	"knowledge/api/model"
	"knowledge/api/requests"
	"knowledge/api/responses"
	"knowledge/global"
	"knowledge/utils"
	"strconv"
)

type BaseToken struct{}

// GetTokenPage 获取列表-分页
func (r *BaseToken) GetTokenPage(c *gin.Context) {
	baseTokenRequest := requests.BaseTokenRequest{}
	req := baseTokenRequest.GetTokenPage
	if err := c.ShouldBind(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	if req.Page == 0 {
		req.Page = 1
	}

	if req.PageSize == 0 {
		req.PageSize = 20
	}

	baseTokenDao := dao.BaseTokenDao{}
	baseToken, total, err := baseTokenDao.GetBaseTokenPageSearch(req, req.Page, req.PageSize)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 处理返回值
	GetQuestionPageResponses := dto.GetBaseTokenListDto(baseToken)

	result := make(map[string]interface{})
	result["page"] = req.Page
	result["page_size"] = req.PageSize
	result["total"] = total
	result["data"] = GetQuestionPageResponses
	responses.OkWithData(result, c)
}

// GetTokenList 获取列表
func (r *BaseToken) GetTokenList(c *gin.Context) {
	baseTokenRequest := requests.BaseTokenRequest{}
	req := baseTokenRequest.GetTokenList
	if err := c.ShouldBind(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	baseTokenDao := dao.BaseTokenDao{}
	baseToken, err := baseTokenDao.GetBaseTokenListSearch(req)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 处理返回值
	g := dto.GetBaseTokenListDto(baseToken)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	responses.OkWithData(g, c)
}

// AddBaseToken 新增
func (r *BaseToken) AddBaseToken(c *gin.Context) {
	baseTokenRequest := requests.BaseTokenRequest{}
	req := baseTokenRequest.AddBaseToken
	if err := c.ShouldBindJSON(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	// 开始事务
	tx := global.Db.Begin()
	defer func() {
		if r := recover(); r != nil {
			tx.Rollback()
		}
	}()

	// 新增飞花令
	baseTokenDao := dao.BaseTokenDao{}
	baseToken := &model.BaseToken{
		TokenName: req.TokenName,
	}
	baseToken, err := baseTokenDao.AddBaseToken(tx, baseToken)
	if err != nil {
		tx.Rollback()
		responses.FailWithMessage("新增失败", c)
		return
	}

	// 新增飞花令明细
	baseTokenItemDao := dao.BaseTokenItemDao{}
	for _, item := range req.BaseTokenItem {
		baseTokenItem := &model.BaseTokenItem{
			TokenId:   baseToken.TokenId,
			ItemName:  item.ItemName,
			ItemImage: utils.RemoveOssDomain(item.ItemImage),
			ItemSort:  item.ItemSort,
		}
		baseTokenItem, err := baseTokenItemDao.AddBaseTokenItem(tx, baseTokenItem)
		if err != nil {
			tx.Rollback()
			responses.FailWithMessage("新增失败", c)
			return
		}
	}

	tx.Commit()
	responses.Ok(c)
}

// PutBaseToken 修改
func (r *BaseToken) PutBaseToken(c *gin.Context) {
	baseTokenRequest := requests.BaseTokenRequest{}
	req := baseTokenRequest.PutBaseToken
	if err := c.ShouldBindJSON(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	id := c.Param("token_id")
	if id == "" {
		responses.FailWithMessage("缺少参数", c)
		return
	}

	// 将 id 转换为 int64 类型
	tokenId, err := strconv.ParseInt(id, 10, 64)
	if err != nil {
		responses.Fail(c)
		return
	}

	// 获取详情
	baseTokenDao := dao.BaseTokenDao{}
	baseToken, err := baseTokenDao.GetBaseTokenById(tokenId)
	if err != nil {
		responses.FailWithMessage("数据不存在", c)
		return
	}

	// 开始事务
	tx := global.Db.Begin()
	defer func() {
		if r := recover(); r != nil {
			tx.Rollback()
		}
	}()

	baseTokenData := make(map[string]interface{})
	if req.TokenName != baseToken.TokenName {
		baseTokenData["token_name"] = req.TokenName
	}

	if len(baseTokenData) > 0 {
		err := baseTokenDao.EditBaseTokenById(tx, tokenId, baseTokenData)
		if err != nil {
			tx.Rollback()
			responses.FailWithMessage("修改失败", c)
			return
		}
	}

	// 删除明细
	baseTokenItemDao := dao.BaseTokenItemDao{}
	err = baseTokenItemDao.DeleteBaseTokenItemByTokenId(tx, baseToken.TokenId)
	if err != nil {
		tx.Rollback()
		responses.FailWithMessage("修改失败", c)
		return
	}

	// 新增飞花令明细
	for _, item := range req.BaseTokenItem {
		baseTokenItem := &model.BaseTokenItem{
			TokenId:   baseToken.TokenId,
			ItemName:  item.ItemName,
			ItemImage: utils.RemoveOssDomain(item.ItemImage),
			ItemSort:  item.ItemSort,
		}
		baseTokenItem, err := baseTokenItemDao.AddBaseTokenItem(tx, baseTokenItem)
		if err != nil {
			tx.Rollback()
			responses.FailWithMessage("修改失败", c)
			return
		}
	}

	tx.Commit()
	responses.Ok(c)
}