package service

import (
	"fmt"
	"sync"
	"time"

	"joylink.club/bj-rtsts-server/db/dbquery"
	"joylink.club/bj-rtsts-server/db/model"
	"joylink.club/bj-rtsts-server/dto"
	"joylink.club/bj-rtsts-server/dto/publishedGi"
	"joylink.club/bj-rtsts-server/ts/simulation/wayside/memory"
)

var publishMapMutex sync.Mutex

func PageQueryPublishedGi(req *publishedGi.PublishedGiReqDto) *dto.PageDto {
	dp := dbquery.PublishedGi
	where := dp.Where(dp.Status.Eq(1))
	if req.Name != "" {
		where = where.Where(dp.Name.Like(fmt.Sprintf("%%%s%%", req.Name)))
	}
	result, count, err := where.Omit(dbquery.PublishedGi.Proto).Debug().FindByPage(req.Offset(), req.Size)
	if err != nil {
		panic(dto.ErrorDto{Code: dto.DataOperationError, Message: err.Error()})
	}
	return &dto.PageDto{
		Total:        int(count),
		PageQueryDto: req.PageQueryDto,
		Records:      publishedGi.ConvertFromSlice(result),
	}
}

func ListQueryPublishedGi(req *publishedGi.PublishedGiListReqDto) []*publishedGi.PublishedGiDto {
	where := dbquery.PublishedGi.Omit(dbquery.PublishedGi.Proto).Where(dbquery.PublishedGi.Status.Eq(1))
	if req.Name != "" {
		where = where.Where(dbquery.PublishedGi.Name.Like(fmt.Sprintf("%%%s%%", req.Name)))
	}
	if req.Type != 0 {
		where = where.Where(dbquery.PublishedGi.Type.Eq(req.Type))
	}
	if req.Category != "" {
		where = where.Where(dbquery.PublishedGi.Category.Eq(req.Category))
	}
	find, err := where.Debug().Find()
	if err != nil {
		panic(dto.ErrorDto{Code: dto.DataOperationError, Message: err.Error()})
	}
	return publishedGi.ConvertFromSlice(find)
}

func ListAllPublishedGi() ([]*model.PublishedGi, error) {
	return dbquery.PublishedGi.Debug().Where(dbquery.PublishedGi.Status.Eq(1)).Find()
}

func GetPublishedGiById(id int) *model.PublishedGi {
	data, err := dbquery.PublishedGi.Where(dbquery.PublishedGi.ID.Eq(int32(id))).Debug().First()
	if err != nil {
		panic(err)
	}
	return data
}

func PublishFormDraft(req *publishedGi.PublishReqDto, user *model.User) {
	publishMapMutex.Lock()
	defer publishMapMutex.Unlock()
	draft := QueryDrafting(req.DraftId)
	if draft.Proto == nil || len(draft.Proto) == 0 {
		panic(fmt.Sprintf("草稿[%v]绘图数据信息为空", req.DraftId))
	}
	//需要删除的同名数据
	oldData, _ := dbquery.PublishedGi.Debug().Where(dbquery.PublishedGi.Name.Eq(req.Name)).Find()
	oldDataLen := len(oldData)
	mids := make([]int32, oldDataLen)
	if oldDataLen > 0 {
		// 逻辑删除
		dbquery.PublishedGi.Debug().Where(dbquery.PublishedGi.Name.Eq(req.Name)).UpdateColumn(dbquery.PublishedGi.Status, 0)
		for i, v := range oldData {
			mids[i] = v.ID
			memory.DeleteMapVerifyStructure(v.ID) // 移除内存中的发布信息
		}
	}
	entity := model.PublishedGi{
		Name:      req.Name,
		Proto:     draft.Proto,
		UserID:    user.ID,
		PublishAt: time.Now(),
		Category:  draft.Category,
		Note:      req.Note,
		Type:      draft.Type,
		Status:    1,
	}
	//插入新数据
	err := dbquery.PublishedGi.Debug().Create(&entity)
	if err != nil {
		panic(dto.ErrorDto{Code: dto.DataOperationError, Message: fmt.Sprintf("数据创建失败:\n%s", err.Error())})
	}
	newData, _ := dbquery.PublishedGi.
		Where(dbquery.PublishedGi.Name.Eq(req.Name), dbquery.PublishedGi.Status.Eq(1)).
		Order(dbquery.PublishedGi.PublishAt.Desc()).First()
	// 对项目关联的地图进行修改
	if oldDataLen > 0 {
		dbquery.ProjectPublishLink.Where(dbquery.ProjectPublishLink.Mid.In(mids...)).UpdateColumn(dbquery.ProjectPublishLink.Mid, newData.ID)
	}
	// 地图信息更新到缓存
	if newData != nil {
		memory.PublishMapVerifyStructure(newData)
	}
}

func DeletePublishedGiById(id int) {
	mid := int32(id)
	dbquery.PublishedGi.Debug().Where(dbquery.PublishedGi.ID.Eq(mid)).UpdateColumn(dbquery.PublishedGi.Status, 0)
	memory.DeleteMapVerifyStructure(int32(id)) // 移除内存中的发布信息
	dbquery.ProjectPublishLink.Where(dbquery.ProjectPublishLink.Mid.In(mid)).Delete()
}

func SaveAsDraftingFromPublish(id int32, user *model.User, name string) {
	num, _ := dbquery.Drafting.Where(dbquery.Drafting.Name.Eq(name)).Count()
	if num > 0 { // 处理重名情况
		panic(dto.ErrorDto{Code: dto.DataOperationError, Message: fmt.Sprintf("草稿【%s】已存在", name)})
	}
	publishedGi, err := dbquery.PublishedGi.Where(dbquery.PublishedGi.ID.Eq(id)).Debug().First()
	if err != nil {
		panic(dto.ErrorDto{Code: dto.DataOperationError, Message: err.Error()})
	}
	drafting := &model.Drafting{
		Name:      name,
		Category:  publishedGi.Category,
		Proto:     publishedGi.Proto,
		CreatorID: user.ID,
		CreatedAt: time.Now(),
		UpdateAt:  time.Now(),
		Type:      publishedGi.Type,
	}
	err1 := dbquery.Drafting.Save(drafting)
	if err1 != nil {
		panic(dto.ErrorDto{Code: dto.DataOperationError, Message: err1.Error()})
	}
}

func QueryProjectPublishedGi(id int32) []*model.PublishedGi {
	// 获取项目关联的发布地图
	dppl := dbquery.ProjectPublishLink
	links, _ := dppl.Select(dppl.Mid).Where(dppl.Pid.Eq(id)).Find()
	if len(links) == 0 {
		return nil
	}
	mids := make([]int32, len(links))
	for i, m := range links {
		mids[i] = m.Mid
	}
	dp := dbquery.PublishedGi
	publishedGis, _ := dp.
		Select(dp.ID, dp.Name, dp.Category, dp.Type).
		Where(dp.ID.In(mids...), dp.Status.Eq(1)).
		Order(dp.Type, dp.Name).
		Find()
	return publishedGis
}

func GetPublishedGiByName(param *publishedGi.PublishedGiSingleQueryDto) *model.PublishedGi {
	where := dbquery.PublishedGi.
		Where(dbquery.PublishedGi.Name.Eq(param.Name)).
		Where(dbquery.PublishedGi.Status.Eq(1))
	if !param.Detail {
		where = where.Omit(dbquery.PublishedGi.Proto)
	}
	data, err := where.Debug().First()
	if err != nil {
		panic(dto.ErrorDto{Code: dto.DataOperationError, Message: err.Error()})
	}
	return data
}