package controller

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

type Case struct{}

// GetCasePage 获取列表-分页
func (b *Case) GetCasePage(c *gin.Context) {
	caseRequest := requests.CaseRequest{}
	req := caseRequest.GetCasePage
	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
	}

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

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

	if req.Order != nil {
		if req.Order.UpdatedAt != "" {
			if req.Order.UpdatedAt != "desc" && req.Order.UpdatedAt != "asc" {
				responses.FailWithMessage("排序字段错误", c)
				return
			}
		}

		if req.Order.JoinWhiteNum != "" {
			if req.Order.JoinWhiteNum != "desc" && req.Order.JoinWhiteNum != "asc" {
				responses.FailWithMessage("排序字段错误", c)
				return
			}
		}

		if req.Order.JoinNum != "" {
			if req.Order.JoinNum != "desc" && req.Order.JoinNum != "asc" {
				responses.FailWithMessage("排序字段错误", c)
				return
			}
		}

		if req.Order.MessageNum != "" {
			if req.Order.MessageNum != "desc" && req.Order.MessageNum != "asc" {
				responses.FailWithMessage("排序字段错误", c)
				return
			}
		}
	}

	// 获取数据
	caseDao := dao.CaseDao{}
	cases, total, err := caseDao.GetCasePageSearch(req, req.Page, req.PageSize)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 处理返回值
	g := dto.GetCaseListDto(cases)

	// 项目平台数据
	projectPlatformDao := dao.ProjectPlatformDao{}
	maps := make(map[string]interface{})
	maps["project_id"] = req.ProjectId
	maps["platform_id"] = 1 // 固定为1
	projectPlatform, _ := projectPlatformDao.GetProjectPlatform(maps)

	casePlatformDao := dao.CasePlatformDao{}
	for _, caseDto := range g {
		// 获取病例绑定平台数据
		maps = make(map[string]interface{})
		maps["case_id"] = caseDto.CaseId
		maps["platform_id"] = 1 // 固定为1
		casePlatform, _ := casePlatformDao.GetCasePlatform(maps)
		if casePlatform != nil {
			// 加载数据-已发放积分
			caseDto.LoadIssuedScore(casePlatform)

			// 加载数据-参与人数-肝胆相照平台
			caseDto.LoadPlatformJoinNum(casePlatform)

			// 加载数据-白名单参与人数-肝胆相照平台
			caseDto.LoadPlatformJoinWhiteNum(casePlatform)
		}

		if projectPlatform != nil {
			// 加载数据-单个病例总积分
			caseDto.LoadSingleCaseScore(projectPlatform)

			// 加载数据-剩余积分
			remainingScore := projectPlatform.SingleCaseScore - caseDto.IssuedScore
			caseDto.LoadRemainingScore(remainingScore)
		}
	}

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

// GetCase 获取详情
func (b *Case) GetCase(c *gin.Context) {
	id := c.Param("case_id")
	if id == "" {
		responses.FailWithMessage("缺少参数", c)
		return
	}

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

	// 获取病例详情
	caseDao := dao.CaseDao{}
	result, err := caseDao.GetCaseById(caseId)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	g := dto.GetCaseDto(result)

	caseItemDao := dao.CaseItemDao{}
	maps := make(map[string]interface{})
	maps["case_id"] = caseId
	caseItems, err := caseItemDao.GetCaseItemList(maps)
	if err != nil {
		responses.FailWithMessage("数据异常", c)
		return
	}

	// 加载数据-病例明细
	g.LoadCaseItem(caseItems)

	caseItemQuestionDao := dao.CaseItemQuestionDao{}
	caseItemModelDao := dao.CaseItemModelDao{}
	caseItemQuestionOptionDao := dao.CaseItemQuestionOptionDao{}
	for _, item := range g.CaseItem {
		// 模块
		maps = make(map[string]interface{})
		maps["case_item_id"] = item.CaseItemId
		caseItemModel, err := caseItemModelDao.GetCaseItemModelList(maps)
		if err != nil {
			responses.FailWithMessage("数据异常", c)
			return
		}

		item.LoadCaseItemModel(caseItemModel)

		// 问题
		maps = make(map[string]interface{})
		maps["case_item_id"] = item.CaseItemId
		caseItemQuestions, err := caseItemQuestionDao.GetCaseItemQuestionList(maps)
		if err == nil && len(caseItemQuestions) > 0 {
			// 加载数据-病例明细-题目
			item.LoadCaseItemQuestion(caseItemQuestions)

			for _, questionDto := range item.CaseItemQuestion {
				if questionDto.QuestionType == 1 || questionDto.QuestionType == 2 || questionDto.QuestionType == 4 {
					maps = make(map[string]interface{})
					maps["question_id"] = questionDto.QuestionId
					caseItemQuestionOptions, err := caseItemQuestionOptionDao.GetCaseItemQuestionOptionList(maps)
					if err != nil {
						responses.FailWithMessage(err.Error(), c)
						return
					}

					questionDto.LoadCaseItemQuestionOption(caseItemQuestionOptions)
				}
			}
		}
	}

	responses.OkWithData(g, c)
}

// PutCaseStatus 操作状态
func (b *Case) PutCaseStatus(c *gin.Context) {
	caseRequest := requests.CaseRequest{}
	req := caseRequest.PutCaseStatus
	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
	}

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

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

	caseDao := dao.CaseDao{}
	result, err := caseDao.GetCaseById(caseId)
	if err != nil {
		responses.FailWithMessage("数据异常", c)
		return
	}

	// 检测状态
	if result.CaseStatus == req.CaseStatus {
		responses.Ok(c)
		return
	}

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

	caseData := make(map[string]interface{})
	caseData["case_status"] = req.CaseStatus
	err = caseDao.EditCaseById(tx, caseId, caseData)
	if err != nil {
		tx.Rollback()
		responses.FailWithMessage("操作失败", c)
		return
	}

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

// AddCase 新增
func (b *Case) AddCase(c *gin.Context) {
	caseRequest := requests.CaseRequest{}
	req := caseRequest.AddCase
	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
	}

	// 检测项目
	// 将 id 转换为 int64 类型
	projectId, err := strconv.ParseInt(req.ProjectId, 10, 64)
	if err != nil {
		responses.Fail(c)
		return
	}

	projectDao := dao.ProjectDao{}
	project, err := projectDao.GetProjectById(projectId)
	if err != nil {
		responses.FailWithMessage("项目数据异常", c)
		return
	}

	// 检测状态
	if project.ProjectStatus == 0 {
		responses.FailWithMessage("项目无效，无法添加", c)
		return
	}

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

	// 新增病例
	result := &model.Case{
		ProjectId:    projectId,
		CaseStatus:   req.CaseStatus,
		CaseName:     req.CaseName,
		CaseAuthor:   req.CaseAuthor,
		IssuedScore:  0,
		JoinNum:      0,
		JoinWhiteNum: 0,
		MessageNum:   0,
	}

	caseDao := dao.CaseDao{}
	result, err = caseDao.AddCase(tx, result)
	if err != nil {
		tx.Rollback()
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 获取项目绑定平台
	projectPlatformDao := dao.ProjectPlatformDao{}
	maps := make(map[string]interface{})
	maps["project_id"] = project.ProjectId
	projectPlatforms, _ := projectPlatformDao.GetProjectPlatformList(maps)
	if len(projectPlatforms) > 0 {
		for _, v := range projectPlatforms {
			// 新增病例-平台
			casePlatformDao := dao.CasePlatformDao{}
			casePlatform := &model.CasePlatform{
				CaseId:       result.CaseId,
				PlatformId:   v.PlatformId,
				IssuedScore:  0,
				JoinNum:      0,
				JoinWhiteNum: 0,
				MessageNum:   0,
			}

			_, err = casePlatformDao.AddCasePlatform(tx, casePlatform)
			if err != nil {
				tx.Rollback()
				responses.FailWithMessage(err.Error(), c)
				return
			}
		}
	}

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

// PutCase 修改
func (b *Case) PutCase(c *gin.Context) {
	caseRequest := requests.CaseRequest{}
	req := caseRequest.PutCase
	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
	}

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

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

	caseDao := dao.CaseDao{}
	result, err := caseDao.GetCaseById(caseId)
	if err != nil {
		responses.FailWithMessage("数据异常", c)
		return
	}

	// 检测项目
	// 将 id 转换为 int64 类型
	projectId, err := strconv.ParseInt(req.ProjectId, 10, 64)
	if err != nil {
		responses.Fail(c)
		return
	}

	projectDao := dao.ProjectDao{}
	project, err := projectDao.GetProjectById(projectId)
	if err != nil {
		responses.FailWithMessage("项目数据异常", c)
		return
	}

	// 检测状态
	if project.ProjectStatus == 0 {
		responses.FailWithMessage("项目无效，无法添加", c)
		return
	}

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

	// 修改值
	caseData := make(map[string]interface{})

	// 病例名称
	if req.CaseName != result.CaseName {
		caseData["case_name"] = req.CaseName
	}

	// 病例作者
	if req.CaseAuthor != result.CaseAuthor {
		caseData["case_author"] = req.CaseAuthor
	}

	if len(caseData) > 0 {
		err = caseDao.EditCaseById(tx, caseId, caseData)
		if err != nil {
			tx.Rollback()
			responses.FailWithMessage("操作失败", c)
			return
		}
	}

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